STIGA PARK

4WD

PRO 25

PRO 20

PRO 16

PRO Svan

BRUKSANVISNING SV .... 8
KÄYTTÖOHJEET FI ... 19
BRUGSANVISNING DA ..30
BRUKSANVISNING NO .41
GEBRAUCHSANWEISUNG DE...52
INSTRUCTIONS FOR USE EN...64
MODE D’EMPLOI FR....75
GEBRUIKSAANWIJZING NL...87

8211-0005-70

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 1 2
S T

3 4 Pro16
D
H I J K
E
G
A
N

F
B

5 Pro20 Pro25 Pro Svan 6

M
H I J K L
G R

N
O

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 7 8

V Max

9 Pro16 Pro20 10 Pro25

W W

11 Pro Svan 12 Pro25

X

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 13 14
10 Ampere
0
1

15 Pro16 Pro20 16 Pro25

Y
Y

17 Pro Svan 18 Pro16 Pro20

Z Z

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 19 Pro25 20
Z

21 22

23 24

F G

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 25 26 Pro16 Pro20

27 Pro25 28 Pro Svan

D
C
E

B E

29 30

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 31 32

33 34
F G

35

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 EN ENGLISH

1 GENERAL 2 DESCRIPTION
This symbol indicates WARNING. Seri-
ous personal injury and/or damage to 2.1 Drive
property may result if the instructions The machine has 4-wheel drive. The power from
are not followed carefully. the engine to the drive wheels is transferred hy-
draulically. The engine drives an oil pump, which
You must read these instructions for use pumps oil through the rear and front axle drives.
and the accompanying pamphlet
“SAFETY INSTRUCTIONS” careful- The front axle and rear axle are connected in se-
ly, before starting up the machine. ries, which means that the front wheels and rear
wheels are forced to rotate at the same speed.
1.1 SYMBOLS To make turning easier, both axles are equipped
The following symbols appear on the machine. with differential.
They are there to remind you of the care and atten- Front-mounted implements are powered via drive
tion required during use and maintenance. belts.
This is what the symbols mean:
Warning! 2.2 Steering
Read the instruction manual and the safety The machine is articulated. This means that the
manual before using the machine. chassis is divided into a front and a rear section,
Warning! which can be turned in relation to each other.
Watch out for discarded objects. Keep on- The articulated steering means that the machine
lookers away. can turn around trees and other obstacles with an
Warning! extremely small turning radius.
Always wear hearing protectors.
2.3 Safety system
Warning! The machine is equipped with an electrical safety
This machine is not designed to be driven system. The safety system interrupts certain activ-
on public roads. ities that can entail a danger of incorrect manoeu-
Warning! vres. For example, the engine cannot be started if
The machine, equipped with original ac- the clutch-parking brake pedal is depressed.
cessories, must not be driven in any direc- The operation of the safety system must
tion on slopes with a gradient greater than always be checked every time before
10º. use.
Warning!
Risk of crushing injuries. Keep hands and 2.4 Controls
feet well away from the articulated steer- 2.4.1 Implement lifter, mechanical (3:C)
ing joint. (Pro16)
Warning! To switch between working position and transport
Risk of burn injuries. Do not touch the si- position:
lencer/catalytic converter. 1. Depress the pedal fully.
1.2 References 2. Release the pedal slowly.
1.2.1 Figures 2.4.2 Implement lifter, hydraulic (5:M)
The figures in these instructions for use are num- (Pro20, Pro25, Pro Svan)
bered 1, 2, 3, etc. The hydraulic implement lifter only works when
Components shown in the figures are marked A, B, the engine is running and the clutch pedal and
C, etc. parking brake pedal are not depressed. The imple-
A reference to component C in figure 2 is written ment lifter is controlled using the lever (5:M).
“2:C”.
1.2.2 Headings The lever has the following four positions:
The headings in these instructions for use are num- Floating position. Move the lever to its
bered in accordance with the following example: front position, where it locks. The imple-
“1.3.1 General safety check” is a subheading to ment is now lowered to its floating posi-
“1.3 Safety checks” and is included under this tion.
heading. In the floating position, the implement
When referring to headings, only the number of the always rests against the ground at the
heading is normally specified. E.g. “See 1.3.1”.

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same pressure and can follow the contours of the 2.4.5 Driving-service brake (3:F)
ground. The pedal (3:F) determines the gearing ratio be-
Use the floating position when carrying out work. tween the engine and the drive wheels (= the
Lowering. The implement lowers re- speed). When the pedal is released, the service
gardless of its weight. brake is activated.
1. Press the pedal forward –
Locking in the transport position. The the machine moves forward.
lever has returned to the neutral position 2. No load on the pedal – the ma-
after raising and lowering. The imple- chine is stationary.
ment is locked in the transport position. 3. Press the pedal backward –
Raising. Move the lever to the rear posi- the machine reverses.
tion until the implement is in the highest 4. Reduce the pressure on the
position (transport position). Then re- pedal – the machine brakes.
lease the lever to lock in the transport po-
sition. There is an adjustment plate on the upper section
of the pedal. The adjustment plate can be adjusted
2.4.3 Clutch-parking brake (3:B) to three (3) positions to suit the driver’s foot.
Never press the pedal while driving. 2.4.6 Steering wheel (3:D)
There is a risk of overheating in the The height of the steering wheel is infinitely ad-
power transmission. justable. Undo the adjustment knob (3:E) on the
The pedal (3:B) has the follow- steering column and raise or lower the steering
ing three positions: wheel to the desired position. Tighten.
Do not adjust the steering wheel during
operation.
• Released. The clutch is not activated. The park- Never turn the steering wheel when the
ing brake is not activated. machine is stationary with a lowered
• Depressed halfway. Forward drive disengaged. implement. There is a risk of abnormal
The parking brake is not activated. loads on the servo and steering mecha-
nisms.
• Pressed down. Forward drive disengaged. The
parking brake is fully activated but not locked. 2.4.7 Throttle control (4,5:G)
• Control for setting the engine’s revs.
1. Full throttle – when the machine is in
2.4.4 Inhibitor, parking brake (3:A) operation, full throttle should always be
The inhibitor locks the “clutch-brake” used.
pedal in the depressed position. This func-
tion is used to lock the machine on slopes, 2. Idling.
during transport, etc., when the engine is
not running.
Locking:
1. Depress the pedal (3:B) fully. 2.4.8 Choke control (4,5:H)
2. Move the inhibitor (3:A) to the right. A pull-type control to choke the engine when start-
3. Release the pedal (3:B). ing from cold.
4. Release the inhibitor (3:A). 1. Control fully pulled out – choke valve
in carburettor closed. For starting cold en-
Unlocking: gine.
Press and release the pedal (3:B). 2. Control pushed in – choke valve open.
For starting warm engine and when oper-
ating the machine.
Never operate the machine with the choke
pulled out when the engine is warm.

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2.4.9 Ignition lock/headlight (4,5:I) 2.4.13 Cutting height adjustment (4,5:J)

The ignition lock is used for starting and stopping The machine is equipped with a control for using
the engine. The ignition lock is also the switch for the cutting deck with electrical cutting height ad-
the headlight. justment.
Do not leave the machine with the key The switch is used to adjust the cutting
in position 2 or 3. There is a fire risk, height in continuously variable positions.
fuel can run into the engine through the
carburettor, and there is a risk of the The cutting deck is connected to the contact (2:Q).
battery being discharged and damaged.
2.4.14Rear Rake (5:L)
Four positions: (Pro20, Pro25, Pro Svan)
1. Stop position – the engine is short-cir-
cuited. The key can be removed. The machine is fitted with a control for electrical
adjustment of a rear rake (available as an
accessory).
2. Operating position – headlight activat-
ed. The switch is used to raise and lower the
rear rake.
3. Operating position – headlight not acti-
vated.
Cables for connecting the rear rake are found at the
rear of the machine, to the left of the upper side of
4. Start position – the electric start motor the bumper.
is activated when the key is turned to the
spring-loaded start position. Once the en- 2.4.15 Sand spreader (6:O)
gine has started, let the key return to oper- (Pro20, Pro25, Pro Svan)
ating position 3. The machine has been designed for electrical ad-
Turn the key to position 2 to light the justment of a sand spreader (accessory).
headlight.
12V The switch is used to start and stop the
2.4.10 Power take-off (4,5:K) spreader.
Cables for connecting the sand spreader are at the
Switch for engaging/disengaging the electromag- rear of the machine.
netic power take-off for operating front-mounted
accessories. Two positions: 2.4.16 Clutch release lever (6:R)
1. Press the front part of the switch – the A lever for disengaging the variable transmission.
power take-off is engaged. The symbol Enables the machine to be moved by hand without
will light up. the help of the engine.
2. Press the rear part of the switch – the The disengagement lever must never be
power take-off is disengaged. between the outer and inner positions.
2.4.11 Hour meter (2:P) This overheats and damages the trans-
mission.
Indicates the number of working hours. Only Two positions:
works when the engine is running.
1. Lever out – transmission en-
2.4.12 Cruise control (5, 6:N) gaged for normal operation.
A switch for activating the cruise control. The There is an audible click when
cruise control locks the pedal (3:F) in the desired the lever locks in the outer posi-
position. tion.
1. Press down the pedal (3:F) until the de- 2. Lever in – transmission disen-
sired speed is obtained. Then press the gaged. The machine can be
front part of the switch to activate the moved by hand.
cruise control. The symbol will light up. The machine may not be towed over long distances
2. Disengage the cruise control by releas- or at high speeds. The transmission could be dam-
ing it with the pedal (3:B) or pressing the aged.
rear part of the switch. 2.4.17 Seat (1:T)
The seat can be folded and adjusted front-
rear. The seat can be adjusted as follows:
1. Move the control lever (1:T) upwards.
2. Set the seat to the desired position.

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3. Release the control lever (1:S) to lock the seat.

The seat is equipped with a safety switch that is 3 AREAS OF USE
connected to the machine’s safety system. This The machine may only be used for the following
means that certain dangerous activities are not pos- tasks using the genuine STIGA accessories stated.
sible when there is nobody sitting on the seat. Also
see 4.3.2. Work Accessories, STIGA genuine
Mowing Using mowing decks:
2.4.18 Engine casing (7:U) 95C, 95C El, 105C, 105C El,
In order to access the fuel cock, battery 121 M, 121 M El, 110 Combi
and engine, the machine has an engine Pro, 110 Combi Pro El, 125
casing that can be opened. The engine cas- Combi Pro, 125 Combi Pro El
ing is locked with a rubber strap. and with flail mower.
The engine casing is opened as follows: Sweeping Using brush unit or collector
1. Undo the rubber strap (7:V) at the front edge of brush unit. The use of a dust
the casing. guard is recommended with the
2. Carefully lift the engine casing back. first option.
Close in the reverse order. Snow clearance Using snow blade or snow
The machine may not be operated un- thrower Snow chains are recom-
less the engine casing is closed and mended.
locked. Risk of burns and crushing in- Grass clipping and Using towed collector 30" or
juries. leaf collection 42".
2.4.19Quick-release mounting (34:H) Grass and leaf Using dump cart Standard, Maxi
transport or Combi.
The quick-release mountings allow the Sand spreading Using sand spreader. Can also
deck to be moved easily between the two be used for spreading salt. Snow
positions: chains are recommended.
•Normal position with fully tensioned
Weeding on gravel Using front-mounted hoe.
belt. paths
• 4 cm behind the normal position with slackened Lawn edge trim- Using edge trimmer.
belt. ming
As the belt idler is released from the belt, the Moss scarification Using moss scarifier.
quick-release mountings simplify belt and deck re-
placement, and also make shifting to the washing The maximum vertical load on the towing hitch
position and service positions easier. must not exceed 100 N.
Releasing the belt tension: The maximum over-run load on the towing hitch
1. Remove the locking pins (34:G) from both from towed accessories must not exceed 500 N.
sides. NOTE! Before using a trailer – contact your insur-
2. Press down the rear section of the quick-release ance company.
mountings (34:F) with the lug. NOTE! This machine is not intended to be driven
3. Carry out necessary corrective action, e.g. set- on public roads.
ting the deck to the washing position.
Tensioning the belt:
First tension one side and then the other according 4 STARTING AND OPERATION
to the instructions below. The machine may not be operated un-
Use protective gloves when handling the less the engine casing is closed and
lever. Risk of crushing injuries. locked. Risk of burns and crushing in-
juries.
1. Firmly grasp the lever (35:J) in front of the cen- 4.1 Filling with petrol
tre of the shaft and carefully turn 180° forwards.
Always use lead-free petrol. You must never use 2-
2. Install the locking pin (34:G). stroke petrol mixed with oil.
3. Carry out the above on the other side. The tank holds 14 litres. The level can easily be
read through the transparent tank.
NOTE! Ordinary lead-free petrol is a perishable
and must not be stored for more than 30 days.

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Environmental petrol can be used, i.e. alkylate 4.3.1 General safety check
petrol. This type of petrol has a composition that is
less harmful for people and nature. Object Result
Petrol is highly inflammable. Always Fuel lines and con- No leaks.
store fuel in containers that are made nections.
especially for this purpose. Electrical cables. All insulation intact.
Only fill or top up with petrol outdoors, No mechanical damage.
and never smoke when filling or top- Exhaust system. No leaks at connections.
ping up. Fill up with fuel before starting All screws tightened.
the engine. Never remove the filler cap
or fill with petrol while the engine is Oil lines No leaks. No damage.
running or still warm. Drive the machine The machine will stop.
Never completely fill the petrol tank. Leave an forwards/back-
empty space (= at least the entire filler tube plus 1 wards and release
- 2 cm at the top of the tank) to allow the petrol to the driving-service
expand when it warms up without overflowing. brake pedal.
See fig. 8. Test driving No abnormal vibrations.
No abnormal sound.
4.2 Checking the engine oil level
On delivery, the crankcase is filled with SAE 10W- 4.3.2 Electrical safety check
40 oil. The operation of the safety system
Check the oil level every time before using to should always be checked every time
ensure it is correct. The machine should be before use.
standing on level ground.
Wipe around the dipstick. Unscrew and Status Action Result
pull it up. Wipe the dipstick. The clutch-brake Try to start. The engine
Pro 16, Pro 20, Pro25: pedal is not will not start.
Push the dipstick down completely and screw into depressed.
place. The power take-off
Unscrew and pull the dipstick up again. Read off is not activated.
the oil level. The clutch-brake The driver gets up The engine
Pro Svan: pedal is depressed. from the seat. will not start.
Push the dipstick down completely without screw- The power take-off
ing it into place. Pull it up again and read off the oil is activated.
level. Engine running. The driver gets up The power
The power take-off from the seat. take-off will
Top up with oil to the “FULL” mark if the oil level is activated. be disen-
is below this mark. See fig. 9-11. gaged.
The oil level must never exceed the “FULL” mark. Engine running. Remove fuse 10 The engine
This results in the engine overheating. If the oil A. will stop.
level exceeds the “FULL” mark, the oil must be See fig. 13.
drained until the correct level is achieved. Status Action Result
4.3 Safety checks Cruise control acti- The driver gets up The cruise
vated. from the seat. control will
Check that the results of the safety checks below be disen-
are achieved when testing the machine in question. gaged.
The safety checks must always be car-
ried out every time before use. Cruise control acti- The clutch-brake The cruise
vated. pedal is depressed. control will
If any of the results below is not be disen-
achieved, the machine must not be gaged.
used! Take the machine to a service The switch for the Try to engage the It will not be
workshop for repair. implement lifter is power take-off. possible to
in neutral position. engage the
(not Pro16) power take-
off.

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4.4 Start Keep hands and fingers well away from

1. Open the fuel cock. See 14. articulated steering joint and seat
2. Check that the spark plug cable(s) is/are in- bracket. Risk of crushing injuries. Nev-
stalled on the spark plug(s). er drive with the engine casing open.
3. Check to make sure that the power take-off is 4.7 Stop
disengaged. Disengage the power take-off. Apply the parking
4. Do not keep your foot on the drive pedal (3:F). brake.
5. Put the throttle control at full throttle. Allow the engine to idle 1-2 mins. Stop the engine
Starting cold engine – pull the choke control out by turning off the ignition key.
fully. Shut off the petrol cock. This is particularly impor-
Starting warm engine – the choke control tant if the machine is to be transported on a trailer
should be pressed in. for example.
6. Depress the clutch-brake pedal (3:B) fully.
If the machine is left unattended, re-
7. Turn the ignition key and start the engine. move the spark plug cable(s) and re-
8 Once the engine has started, push the choke move the ignition key.
control in gradually if it has been used.
The engine may be very warm immedi-
9. When starting from cold, do not make the ma- ately after it is shut off. Do not touch the
chine work under load immediately, but let the silencer, cylinder or cooling fins. This
engine run for a few minutes first. This will al- can cause burn injuries.
low the oil to warm up.
When the machine is in operation, full throttle 4.8 Cleaning
should always be used.
To reduce the risk of fire, keep the en-
4.5 Power assisted steering gine, silencer, battery and fuel tank free
(Pro20, Pro25, Pro Svan) from grass, leaves and oil.
Power assisted steering means that power from the To reduce the risk of fire, regularly
machine’s hydraulic system is supplied to the check the machine for oil and/or fuel
steering wheel movements. This makes the ma- leakage.
chine very easy to steer when the engine is operat- Clean the machine after each use. The following
ing at working revs (full throttle). instructions apply for cleaning:
The servo effect is reduced as the engine speed • When washing the machine with water under
drops. high pressure, do not point the jet directly at
axle seals, electrical components or hydraulic
4.6 Operating tips valves.
Always check that there is the correct volume of • Do not spray water directly at the engine.
oil in the engine. This is particularly important
when operating on slopes. See 4.2. • Clean the engine with a brush and/or com-
pressed air.
Be careful when driving on slopes. No
sudden starting or stopping when driv- • Clean the engine’s cooling air intake (9-11:W).
ing up or down a slope. Never drive • Only Pro25: Clean the oil cooler (12:X).
across a slope. Move from the top down
or from the bottom to the top.
The machine may not be driven on
slopes greater than 10º in any direction.

Reduce the speed on slopes and when

making sharp turns in order to retain
control and reduce the risk of tipping
over.
Do not turn the steering wheel to full
lock when driving in top gear and at full
throttle. The machine can easily topple
over.

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5.4.1 Change intervals

5 MAINTENANCE The table below states hours of operation and cal-
endar months. Carry out the relevant action at
5.1 Service programme whichever occurs first.
In order to keep the machine in good condition as 1st time Then at
regards reliability and operational safety as well as Machine
intervals of
from an environmental perspective, STIGA’s Ser- Pro16 Pro20 (B&S) Hours of operation/Cal-
vice programme should be followed. endar months
The contents of this programme can be found in
the attached service log. Changing the oil 5 hours 50 hours/
12 months
Basic service must always be carried out by an au-
thorised workshop. Replacing the filter. - 100 hours
First service and intermediate service should be Pro25 (Kohler) Hours of operation/Cal-
carried out by an authorised workshop, but can endar months
also be carried out by the user. The content of this Changing the oil - 100 hours
can be found in the service log and the actions are Replacing the filter. - 200 hours
described under “4 STARTING AND OPERA- Pro Svan (Honda) Hours of operation/Cal-
TION” as well as below. endar months
Servicing carried out at an authorised workshop
guarantees professional work using genuine spare Changing the oil 20 hours/ 100 hours/
parts. 1 month 6 months
At each basic service and intermediate service car- Replacing the filter. 100 hours/
- 6 months
ried out at an authorised workshop, the service log
is stamped. A service log presenting these services
is a valuable document that improves the ma- Change the oil more frequently if the engine has to
chine’s second-hand value. operate in demanding conditions or if the ambient
temperature is high.
5.2 Preparation 5.4.2 Engine Oil
All service and all maintenance must be carried out Use oil according to the table below.
on a stationary machine with the engine switched Machine Oil
off.
Pro16 Pro20 (B&S) Grade Service
Prevent the machine from rolling by al- class
ways applying the parking brake.
All temperatures SAE 10W-40 SF
Below -18° C SAE 5W-30 or higher
Stop the engine.
Above 0° C SAE30
Pro25 (Kohler) Grade Service
Prevent unintentional starting of the class
engine by disconnecting the spark plug
cable(s) from the spark plug(s) and re- Above -18° C SAE 10W-40 SG
moving the ignition key. Below 0° C SAE 5W-20/30 or higher
Pro Svan (Honda) Grade Service
class
5.3 Tyre pressure All temperatures SAE 10W-40 SJ
Adjust the air pressure in the tyres as follows: Below 0° C SAE 5W-30 or higher
Front: 0.6 bar (9 psi). Above 10° C SAE30
Rear: 0.4 bar (6 psi).
Use oil without any additives.
Do not fill with too much oil. This can cause the
engine to overheat.
5.4 Changing engine oil, filter Change oil when the engine is warm.
This section contains tables covering the different
engines that are included in STIGA’s Pro range. To The engine oil may be very hot if it is
facilitate reading, mark the data that applies to the drained off directly after the engine is
relevant machine/engine. shut off. Therefore allow the engine to
cool a few minutes before draining the
oil.

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1. Attach the clamp on the oil drainage hose. Use 5.5 Fuel filter
a polygrip or similar. See fig. 15-17:Y. Pro 16, Pro 20 (Briggs & Stratton) and Pro Svan
2. Move the clamp up 3-4 cm on the oil drainage (Honda)
hose and pull out the plug. Replace the fuel filter every season. See fig. 17-
3. Collect the oil in a collection vessel. 18:Z.
NOTE! Do not spill any oil on the drive belts. Pro 25 (Kohler)
4. Hand in the oil for disposal in accordance with Replace the fuel filter after 1,500 hours of opera-
local provisions. tion. See fig. 19:Z.
5. Install the oil drainage plug and move the clamp Check for fuel leaks once the new filter has been
back so that it clamps above the plug. installed.
6. If the oil filter is to be replaced, see 5.4.3 below
before continuing. 5.6 Transmission, oil filter
7. Remove the dipstick and fill with new oil. The oil and the filter in the hydraulic power trans-
mission must be checked/adjusted or replaced at
Oil quantity: intervals according to the table below.
Machine Oil quantity, approximately 1st time Then at
No filter Filter replace- Action interval
replacement ment Hours of operation
Pro16, Pro20 1.6 litres 1.7 litres Check – adjusting level. - 50
Pro25 2.0 litres 2.1 litres Changing oil.
Pro Svan 0.9 litres 1.05 litres Changing tank filter. 5 200

8. After filling up the oil, start the engine and idle Oil type: Synthetic oil 5W-50.
for 30 seconds. Oil volume at change: approx. 4.2 litres.
9. Check to see if there is any oil leakage.
10.Stop the engine. Wait for 30 seconds and then 5.6.1 Check – adjustment
check the oil level in accordance with 4.2. 1. Place the machine on a flat surface.
2. Read off the oil level in the reservoir. See fig.
5.4.3 Oil filter 20. The level should be level with the line.
First drain the engine oil and install the oil drain- 3. If necessary, top up with more oil.
age plug as described above. Then replace the oil
filter as follows:
Pro 16, Pro 20, Pro Svan: 5.6.2 Draining
1. Clean the area around the filter and dismantle 1. Operate the machine at varying speeds for 10-
the filter. 20 minutes in order to warm up the transmission
2. Moisten the new filter’s gasket with oil. oil.
3. Install the filter. First screw in the filter so that 2. Open the drive shafts’ valves in accordance
the gasket comes into contact with the engine. with fig. 21.
Then screw in the filter a further 1/2-3/4 turn. 3. Place one collection trough under the rear axle
4. Continue with point 7 in accordance with 5.4.2 and one under the front axle.
Engine Oil above. 4. Remove 2 drainage plugs from each axle. Use a
Pro 25: 12 mm socket wrench. See fig. 22.
1. Clean the area around the filter and dismantle 5. Remove the filler cap from the oil tank.
the filter. 6. Allow all the oil to run out into the collection
2. Place the new filter with the hole facing up- trough.
wards in a vessel. 7. Draw out the oil from the deeper section of the
3. Fill up with the new engine oil through the hole reservoir using an oil extractor. See fig. 20.
in the filter until the level reaches the bottom of
the thread. 8. Hand in the oil for disposal in accordance with
4. Wait 1-2 minutes so that the oil is absorbed by local provisions.
the filter material. 5.6.3 Replacing the oil filter in the tank
5. Moisten the filter’s gasket with oil. 1. Depress the filter sleeve (21:F) in the upper sec-
6. Install the filter. First screw in the filter so that tion of the tank and move the sleeve forward to
the gasket comes into contact with the engine. the hole.
Then screw in the filter a further 2/3-1 turn.
7. Continue with point 7 in accordance with 5.4.2 2. Grasp the filter sleeve and spring.
Engine Oil above. 3. Pull the filter (24:G) from the sleeve.

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4. Check that the rubber gasket (21:H) at the bot- 5.8.2 Adjustment
tom of the filter is intact. Adjust the steering chains if required as follows:
5. Install the new filter and the spring in the 1. Put the machine in the straight-ahead position.
sleeve. Insert the filter until it snaps into place 2. Adjust the steering chains with the two nuts, lo-
in the sleeve. cated under the central point. See fig. 29.
6. Reinstall the unit in the tank. The upper section 3. Adjust both nuts by the same amount until there
of the filter must click securely into the recess is no clearance.
in the upper section of the tank.
4. Test drive the machine straight forwards and
5.6.4 Filling check that the steering wheel is not off centre.
1. Check that the gaskets on the 4 drainage plugs 5. If the steering wheel is off centre, undo one nut
are intact. See fig. 22. Reinstall the plugs. Tight- and tighten the other.
ening torque: 15-17 Nm. Do not over-tighten the steering chains. This will
2. Only applies to Pro20, Pro25 and Pro Svan: cause the steering to become heavy and will in-
Moisten the new filter’s gasket with oil and in- crease wear on the steering chains.
stall the filter. See fig. 16:A.
3. Fill the oil reservoir with the new oil. 5.9 Battery
4. Check that the clutch release lever (6:R) is in If acid comes into contact with the eyes
the outer position (drive position). or skin, this can cause serious injuries.
If the engine is to be run indoors, an ex- If any part of the body has come into
haust extraction device must be con- contact with acid, rinse immediately
nected to the engine’s exhaust pipe. with copious amounts of water and seek
medical assistance as soon as possible.
5. Prepare a suitable vessel with the new oil.
The battery is a valve-regulated battery with 12 V
NOTE! The oil is sucked into the system very nominal voltage. The battery fluid does not need to
quickly. The reservoir must always be kept and cannot be checked or topped up. The only
topped up. Under no circumstances may air maintenance that is required is charging, for exam-
be sucked in. ple after extended storage.
6. Fill the oil reservoir with new oil.
The battery must be fully charged be-
7. Start the engine and allow it to idle. Gradually fore being used for the first time. The
top up the oil in the reservoir so that the level battery must always be stored fully
constantly reaches the mark. charged. If the battery is stored while
8. Reinstall the oil filler cap and close the engine discharged, serious damage will occur.
casing.
9. Reset the drive shafts’ valves in accordance 5.9.1 Charging with the engine
with fig. 25. The battery can be charged using the engine’s gen-
10.Drive the machine 8-10 metres forwards and 8- erator as follows:
10 metres backwards. If the machine has hy- 1. Install the battery in the machine as shown be-
draulic power assisted steering, apply full steer- low.
ing lock at the same time. 2. Place the machine outdoors or install an extrac-
11.If the machine has a hydraulic implement lifter, tion device for the exhaust fumes.
raise and lower the lifter 3-4 times. 3. Start the engine according to the instructions in
12.Adjust the oil level in the reservoir. the user guide.
4. Allow the engine to run continuously for 45
5.7 Belt transmissions minutes.
After 5 hours of operation, check that all the belts 5. Stop the engine. The battery will now be fully
are intact and undamaged. charged.
5.8 Steering 5.9.2 Charging using battery charger
The steering must be checked/adjusted after 5 When charging using a battery charger, a battery
hours of operation and thereafter after 100 hours of charger with constant voltage must be used.
operation. Contact your dealer to purchase a battery charger
5.8.1 Checks with constant voltage.
The battery can be damaged if a standard type
Briefly turn the steering wheel back and forth. battery charger is used.
There must be no mechanical clearance in the
steering chains.

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5.9.3 Removal/Installation 5.10 Air filter, engine

The battery is placed under the tank. To access the
battery, first dismantle the fuel tank as follows: 5.10.1 Air filter (Pro16, Pro20)
1. Open the engine casing. The pre-filter (foam filter) must be cleaned/re-
placed after 25 hours of operation.
2. Close the fuel cock, see 14.
The air filter (paper filter) must be cleaned/re-
3. Unscrew the two wing nuts (16:B) and remove placed after 100 hours of operation.
the clamps.
NOTE! The filters should be cleaned/replaced
4. Carefully lift up the petrol tank. more often if the machine operates on dusty
During removal/installation of the battery, the fol- ground.
lowing applies regarding connection of the cables: Remove/install the air filters as follows.
• During removal. First disconnect the black ca- 1. Clean carefully around the air filter cover.
ble from the battery’s negative terminal (-).
2. Dismantle the air filter cover (26:A) by remov-
Then disconnect the red cable from the battery’s ing the two clamps.
positive terminal (-).
3. Dismantle the filter assembly (26:B). The pre-
• During installation. First connect the red cable filter is placed over the air filter. Make sure that
to the battery’s positive terminal (+). Then con- no dirt gets into the carburettor. Clean the air fil-
nect the black cable to the battery’s negative ter- ter housing.
minal (-). 4. Clean the paper filter by tapping it gently
If the cables are disconnected/connect- against a flat surface. If the filter is very dirty,
ed in the wrong order, there is a risk of replace it.
a short-circuit and damage to the bat- 5. Clean the pre-filter. If the filter is very dirty, re-
tery. place it.
If the cables are interchanged, the gen- 6. Assemble in the reverse order.
erator and the battery will be damaged. Compressed air or petroleum-based solvents such
as kerosene may not be used for cleaning the paper
Tighten the cables securely. Loose ca- filter insert. This will damage the filter.
bles can cause a fire.
The engine must never be driven with 5.10.2 Air filter (Pro25)
the battery disconnected. There is a risk The pre-filter (foam filter) must be cleaned after 25
of serious damage to the generator and hours of operation.
the electrical system. The air filter (paper filter) must be replaced after
When the battery has been rectified, install the fuel 100 hours of operation.
tank as follows: NOTE! The filters should be cleaned/replaced
Check that the petrol hose is not more often if the machine operates on dusty
clamped against the hydraulic pump ground.
and does not come into contact with Remove/install the air filters as follows.
this. The hydraulic pump becomes very 1. Clean carefully around the air filter cover.
hot during operation. Risk of fire. 2. Dismantle the air filter cover (27:A) by undoing
1. Place the petrol tank on the brackets. Check that its screw (27:B).
the petrol hose is not touching the hydraulic 3. Dismantle the filters. The pre-filter (27:C) is
pump. placed over the air filter (27:D). Make sure that
2. Install the clamps and tighten the wing nuts no dirt gets into the carburettor. Clean the air fil-
(16:B). ter housing.
4. Wash the pre-filter (27:C) in liquid detergent
and water. Squeeze dry. Pour a little oil on the
5.9.4 Cleaning filter and squeeze in the oil.
If the battery terminals are coated with oxide, they 5. Assemble in the reverse order. Check that the
should be cleaned. Clean the battery terminals with rubber seal (27:E) is undamaged. Replace the
a wire brush and lubricate them with terminal seal if necessary.
grease.

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5.10.3Air filter (Pro Svan) 5.13 Lubrication

Clean the air filter every 3 months or after every 50 All lubrication points in accordance with the table
hours of operation, whichever comes first. below must be lubricated every 50 hours of opera-
Clean the paper filter insert once a year or after tion as well as after every wash.
every 200 hours of operation, whichever comes Object Action Fig-
first.
Note! Both filters should be cleaned more often if ure
the machine operates on dusty ground.
Wheel bear- 2 grease nipples. 30
1. Remove the protective cover of the air filter ing Use a grease gun filled with
(fig. 28). universal grease. Pump until
2. Dismantle the paper filter insert and the foam the grease emerges.
pre-filter. Make sure that no dirt gets into the Centre point 4 grease nipples. 31
carburettor. Clean the air filter housing. Use a grease gun filled with
3. Wash the pre-filter in liquid detergent and universal grease. Pump until
water. Squeeze dry. Pour a little oil on the filter the grease emerges.
and squeeze in the oil.
Steering Brush the chains clean with a -
4. Clean the paper filter insert as follows: Knock it chains wire brush.
lightly against a flat surface. If the filter is very Lubricate with universal
dirty, change it. chain spray.
5. Assemble in the reverse order. Tensioning Lubricate the bearing points 32
Petroleum-based solvents such as kerosene may arms with an oil can when each
not be used for cleaning the paper filter insert. control is activated.
These solvents can destroy the filter. Ideally carried out by two
Do not use compressed air for cleaning the people.
paper filter insert. The paper filter insert must Control Lubricate the cable ends with 33
not be oiled. cables an oil can when each control
is activated.
Must be carried out by two
5.11 Spark plug people.
The spark plug(s) must be replaced every 200
hours of operation (=at every other basic service). 5.14 Fuses
Use the spark plug key supplied. If any of the faults listed below occurs, replace the
Before disconnecting the spark plug, clean around relevant fuse. See fig. 13.
its mounting. Fault Fuse
Spark plug: The engine does not start or starts and 10 A
Pro16, Pro20, Pro25: Champion RC12YC or stops immediately. The battery is
equivalent. charged.
Pro Svan: NGK BPR5ES or DENSO W16EPR-U Sand spreader and electrical cutting 20 A
Electrode distance: 0.75 mm. height adjustment do not work.
All electrical functions are out of 30 A
operation. The battery is charged.
5.12 Air intake
See 9-11:W. The engine is air-cooled. A blocked
cooling system can damage the engine. Clean the 6 PATENT - DESIGN REGISTRA-
engine’s air intake after 50 hours of operation.
More meticulous cleaning of the cooling system is TION
carried out during each basic service. This machine or parts thereof is covered by the fol-
lowing patent and design registration:
SE9901091-0, SE9901730-3, SE9401745-6,
US595 7497, FR772384, DE69520215.4,
GB772384, SE0301072-5, SE04/000239 (PCT),
SE0401554-1.

GGP reserves the right to make alterations to the

product without prior notification.

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 w w w. s t i g a . c o m

GGP Sweden AB · Box 1006 · SE-573 28 T RANÅ S