Scribd
Upload
175 views2 pages

Valve Adjustment 904

This document provides detailed instructions for adjusting the valve clearance on engine model 904.941 in model 684.482. It outlines the steps to remove the cylinder head cover, check and adjust the valve clearance for both intake and exhaust valves, and reassemble the components. Specific torque values for various components are also included to ensure proper assembly.

Uploaded by

ScribdTranslations
Copyright
© © All Rights Reserved
We take content rights seriously. If you suspect this is your content, claim it here.
Available Formats
Download as DOCX, PDF, TXT or read online on Scribd
175 views2 pages

Valve Adjustment 904

This document provides detailed instructions for adjusting the valve clearance on engine model 904.941 in model 684.482. It outlines the steps to remove the cylinder head cover, check and adjust the valve clearance for both intake and exhaust valves, and reassemble the components. Specific torque values for various components are also included to ensure proper assembly.

Uploaded by

ScribdTranslations
Copyright
© © All Rights Reserved
We take content rights seriously. If you suspect this is your content, claim it here.
Available Formats
Download as DOCX, PDF, TXT or read online on Scribd
You are on page 1/ 2

AP05.30-I-0560B Adjusting the valve clearance 23.7.

08
ENGINE 904.941 in MODEL 684.482

Intake valves Exhaust valve

1 Adjusting screw 1 Adjusting screw


2 Lock nut 2 Lock nut

N05.30-0372-01 N05.30-0307-01

Sight glass in the S10


timing case Starter switch
S11 Switch
3 Closing cover stopped
4 Turning device

N03.30-0313-01 N01.00-2048-01

1 Remove the cylinder head cover


BSAR AR01.20-I-5014B
2 Mount the motor turning device (4)
Perform this operation only if the engine must AR03.30-W-1600-03A
be rotated with the turning device (4).
S *BA01.60-N-1002-01A
S *BA01.60-N-1003-01A
S *904589046300
3 Check valve clearance (arrow) on all intake The engine crankshaft can be rotated using
and exhaust valves and adjust if necessary AP05.30-W-0560-01B
the turning device (4) or by simultaneously
pressing the start and stop switches (S10,
S11).
Check and adjust valve clearance when
engine is cold, but not before 30 minutes after
stopping the engine.

*BE05.30-N-1012-01B
Nm *BE05.30-N-1013-01B
*BA05.00-N-1002-01A
S *000589109900
• General instructions regarding valve Method 1 AH05.30-N-1000-01C
clearance adjustment
Method 2 AH05.30-N-1000-01D
General instructions regarding valve
clearance adjustment
4 Remove the turning device (4) from the
AR03.30-W-1600-03A
engine
Perform this operation only if the turning
device (4) has been fitted to turn the engine.
Nm *BA01.60-N-1002-01A
s *BA01.60-N-1003-01A
S *904589046300
5 Mounting the cylinder head cover
BAR AR01.20-I-5014B
Valve Check Values
Number Denomination Engine
904.9 from
the final number
039740,
Engine
906.9 from the
no. end 041956
without MS8 code

BE05.30-N-1012-01B Valve clearance Entrance mm 0,40

Exit mm 0,60

BE05.30-N-1013-01B Valve clearance check Entrance mm -0,05/+0,05


tolerance

Exit mm -0,10/+0,10

Nm Timing case
Number Denomination Engine
900.9, 902.9,
904.9, 906.9

BA01.60-N-1002-01A Nm 25
Closing cover of the sight glass to the
timing case
BA01.60-N-1003-01A Nm 25
Screw of the rotating device to the
timing case

Nm General information on engine management


Number Denomination Engine
904.9, 906.9

BA05.00-N-1002-01A Lock nut to rocker arm adjustment screw Nm 25

Ke
"gh Eme

904 589 04 63 00 000 589 10 99 00


Turning device Tool set

You might also like