SPECIFICATIONS

OPERATING WEIGHT (kg) 15506∼17200

ENGINE OUTPUT (kW/min-1) 90.2/2300

BUCKET CAPACITY (PCSA) (m3) 0.6

TRAVEL SPEED (km/h) 32.0/9.0/2.3

WHEEL BASE (mm) 2550

OVERALL WIDTH (mm) 2530

ZX160W

ENGINE
ENGINE
ISUZU AA-4BG1TCG

−1−
OPERATING WEIGHT (Monoblock Boom Type)
Unit : kg

With, Rear Stabilizer 16300

With, Front & Rear Stabilizer 17300

With, Rear Blade 15800

With, Front Stabilizer & Rear Blade 16900

ENGINE
Manufacturer ..........Isuzu
Model......................AA-4BG1TCG
Rated Output ..........P-Mode : 84.8 kW/1850 min-1 (115 PS/1850 rpm)
HP-Mode : 90.2 kW/2300 mim-1 (123 PS/2300 rpm)

−2−
PUMP DEVICE
PILOT PUMP

PILOT FILTER

STEERING PUMP

FUEL FILTER

STEERING FILTER

STEERING PUMP
DELIVERY PRESSURE
SENSOR (17.2 MPa) STEERING FILTER

−3−
Pump Device
Main Pump
Type : Swash-Plate Variable Displacement Tandem Plunger Pump
Max Flow : Pump 1 184 L/min-1 (48.5 US gpm)
Pump 2 172 L/min-1 (45.4 US gpm)
N Sensor Pilot Pump

Torque Control
Pump 1 Control
Solenoid Valve
Pressure Sensor
Steering Pump

Pump 2 Pump 1 Pump 2 Control

Pressure Sensor
Pump Delivery Pump 2 Delivery
Pressure Sensor Pressure Sensor

Pilot Pump and Steering Pump

Type : Fixed Displacement Type Gear Pump
Max Flow : 27.8 L/min (7.34 us gpm)

−4−
3-UNIT SOLENOID VALVE

MAX. PUMP 2
FLOW RATE SHIFT
SOLENOID VALVE
MAX. PUMP 1
FLOW RATE LIMIT
SOLENOID VALVE

MAX. PUMP 1
FLOW RATE LIMIT
SOLENOID VALVE

N SENSOR
(ENGINE SPEED)

TORQUE CONTROL
SOLENOID VALVE

−5−
−6−
MAIN PUMP DELIVERY PRESSURE SENSORS

PUMP 1 DELIVERY
PRESSURE SENSOR

PUMP 2 DELIVERY
PRESSURE SENSOR

HYDRAULIC OIL TANK

TANK CAPACITY…205 L
DRAIN PLUG

DRAIN PLUG FOR

HYDRAULIC OIL
OIL TANK SUMP
TEMPERATURE SENSOR
(-20 °C – 16.2 kΩ)
( 0 °C – 5.88 kΩ)
( 20 °C – 2.45 kΩ)

−7−
• Drain Hydraulic Oil Tank Sump
every 250 hours

−8−
HYDRAULIC OIL TANK
CAPACITY…205 liters (54 us gal)

COVER FOR
OIL FILTER

COVER FOR
SUCTION FILTER

CONTROL VALVE / SWING MOTOR

CONTROL VALVE SIGNAL CONTROL VALVE

PILOT RELIEF VALVE

SWING MOTOR

−9−
HYDRAULIC OIL TANK
Hydraulic Oil Change Interval…Every 4000 hours

Control Valve
Main Relief Set-Pressure................................ Normal : 34.3 MPa
(350 kgf/cm2, 4980 psi)
Overload Relief Set-Pressure ......................... 37.3 MPa (380 kgf/cm2, 5420 psi)
for Boom, Arm Roll-in, BKT. Roll-in
39.2 MPa (400 kgf/cm2, 5690 psi)
for Arm Roll-out, BKT. Roll-out

Pressure Sensor
(Arm Roll-In)

Main Relief Valve

Pressure Sensor
(Boom Raise)

Swing Motor
Type…Swash-plate Type, Fixed Displacement Axial Plunger Motor
Relief Set Pressure...30.4 MPa (310 kgf/cm2, 4420 psi)

Swing Parking Brake

Release Pressure…1.9∼2.8 MPa (19∼28 kgf/cm2, 284∼384 psi)

−10−
SIGNAL CONTROL VALVE

POSITION OF
PRESSURE SENSOR
(AUXILIARY)
PRESSURE SENSOR
(SWING)

4-UNIT SOLENOID VALVE

ARM REGENERATIVE AXLE LOCK TRAVEL MOTOR BRAKE VALVE

(SC) (SE) CAPACITY CONTROL (SG)
CONTROL (SI)

−11−
−12−
PILOT RELIEF VALVE
PILOT RELIEF VALVE
3.7 MPa

ACCUMULATOR
(PILOT CIRCUIT)

SWING DEVICE

RELIEF PRESSURE
SETTING(30.4 MPa)

SWING MOTOR
(PARKING RELEASE
PRESSURE
1.9∼2.8 MPa)

SWING REDUCTION GEAR

−13−
SWING DEVICE
• Swing Motor…Swash-Plate Type, Fixed Displacement Axial Plunger Motor.

−14−
FUEL TANK
CAPACITY…280 liters

FUEL SENSOR

BLADE / STABILIZER SIGNAL SHIFT VALVE

PROVIDED TO
CONTROL THE BYPASS
SHUT-OFF VALVE

−15−
−16−
LEFT SIDE VIEW

COOLANT
RESERVOIR
INTERCOOLER

AIR CLEANER

AIR CONDITIONER
CONDENSER

TRAVEL SHOCKLESS VALVE / ACCUMULATOR CHARGING VALVE

PRESSURE SENSOR
FOR BRAKE OIL
PRESSURE GAUGE
TRAVEL SHOCKLESS
VALVE

ACCUMULATOR
CHARGING VALVE

PI CUT SOLENOID
VALVES FOR TRAVEL
FORWARD/REVERSE

−17−
• Air Cleaner Element Clean Interval…Every 250 Hours.

• Clean Radiator, Oil Cooler Core and Intercooler…Every 500 Hours.

• Clean Air Conditioner Condenser…Every 500 Hours.

Travel Shockless Valve / Accumulator Charging Valve

Type…Slow Return Valve (with the 2-Unit Solenoid Valve)

−18−
STEERING COLUMN
STEERING WHEEL

COMBINATION
SWITCH

STEERING
COLUMN
CONSOLE

STEERING COLUMN

WIPER / WASHIER
SWITCH

SHIFT LEVER

BRAKE
SWITCH

HORN SWITCH

MONITOR
PANEL

ATTACHMENT FORWARD /
PEDAL (OPTION) REVERSE
BRAKE PEDAL TRAVEL PEDAL

−19−
−20−
RIGHT CONTROL LEVER & SWITCH PANEL
RIGHT CONTROL CLOCKWISE SWITCH
LEVER

COUNTER
CLOCKWISE
SWITCH
SWITCH PANEL
POWER BOOST
SWITCH

LEFT CONTROL LEVER

ATTACHMENT ATTACHMENT
SELECTION SWITCH SELECTION SWITCH

HORN SWITCH

LEFT CONTROL LEVER

−21−
−22−
SWING LOCK LEVER

OFF

ON

SWING LOCK LEVER

SWING LOCK BRACKET

SWING LOCK BRAＣKET

−23−
−24−
UNDER OPERATOR’S CAB

BRAKE VALVE

STEERING TRAVEL PILOT SERVICE BRAKE

VALVE VALVE PRESS. SWITCH

ACCUMULATOR

ACCUMULATORS
(BRAKE CIRCUIT)

BRAKE ACCUMULATOR
PRESSURE : (4.0 MPa)

BRAKE REMAINING
PRESSURE SWITCH
ON : 5.2 MPa or lower
OFF : 5.2 to 6.4 MPa

−25−
−26−
AXLE (REAR)

OIL LEVEL PLUG

AXLE (FRONT)

FRONT AXLE OIL LEVEL PLUG

−27−
AXLE (REAR)
Type…Rear : Rigid Axle with Hub Reduction.
Reduction Gear Ratio…13.8 kg

AXLE (FRONT)
Type…Steering Drive Axle with Hub Reduction.

−28−
SERVICE BRAKE

TRANSMISSION

−29−
TRANSMISSION
Type…Two-speed Powershift Transmission.

Gear Ratio… High Speed Side : 1.39

Low Speed Side : 5.35

−30−
TRAVEL DEVICE

TRAVEL MOTOR TRANSMISSION

CENTER JOINT & SLIP RING

−31−
TRAVEL MOTOR
Type…Bent-Axis Type Variable Displacement Plunger Motor.

−32−
2-UNIT SOLENOID VALVE (BLADE / STABILIZER)

PROPELLER SHAFT
OIL CAPACITY
3.2 L (0.85 us gal)
TRANSMISSION

PROPELLER SHAFT

−33−
−34−
TRANSMISSION CONTROL VALVE

TRANSMISSION CHANGE PARKING BRAKE

OVER SOLENOID VALVE SOLENOID VALVE

ACCUMULATOR
(TRANSMISSION CIRCUIT)

TRANSMISSION
CONTROL VALVE
PARKING BRAKE
PRESSURE SWITCH
REDUCING VALVE PRESSURE ... 3.4 MPa
RELIEF PRESSURE....................... 1.3 MPa

AXLE LOCK CYLINDER

AXLE LOCK CYLINDER

−35−
−36−
BLADE

BLADE
BLADE CYLINDER

STABILIZER

STABILIZER LOCK PINS

−37−
−38−
FRONT AND REAR HUB REDUCTION DEVICE

PLUG * OIL LEVEL CHECK

(CHECK OIL LEVEL & DRAIN OIL) EVERY ONE MONTH
* REPLACE GEAR OIL
FRONT SIDE : 2.1 L EVERY 1000 HOURS
REAR SIDE : 1.0 L (FIRST TIME AT 500HR)

−39−
−40−