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WA250-5
Komatsu WA250-5 Service Manual
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MAINTENANCE
SERVICE PR
OCEDURE
SERVICE PROCEDURE
INITIAL 250 HOURS SERVICE
Carry
out
the
following
maintenance
only
after
the
first
250
hours.
REPLACE
HST
FILTER
ELEMENT
REPLACE
HYDRAULIC
FILTER
ELEMENT
For
details
of
the
method
of
replacing
or
maintaining,
see
the
section
on
EVERY
1000
HOURS
and
2000
HOURS
SERVICE.
4 - 16
184
186
Table of Contents
General Precautions
24
Starting Engine
33
Operation
35
General View
55
Machine Monitor
58
Monitor System
59
Emergency Stop
60
Inspection and Maintenance
60
Central Warning Lamp
60
Caution Items
69
Meter Display Portion
78
Engine Coolant Temperature Gauge
78
Starting Switch
84
Hazard Lamp Switch
88
Rear Wiper Switch
90
Cigarette Lighter
90
Control Levers, Pedals
92
Directional Lever
92
Brake Pedal
94
Accelerator Pedal
94
Parking Brake Lever
95
Towing Pin
98
Power Outlet
101
Air Conditioner
102
Temperature Control Switch
104
Precautions When Using
106
Walk-Around Check
108
Check Parking Brake
116
Seat Adjustment
117
Starting Engine
123
Breaking-In the Machine
125
Normal Operation
125
Stopping Engine
127
Moving the Machine
128
Changing Direction
130
Stopping the Machine
132
Emergency Steering
133
Bucket Operation
136
Pushing Operation
139
Loading Operations
140
Bucket Level Indicator
145
Parking Machine
146
Tire Pressure
149
Transportation Procedure
151
Securing Machine
152
Cold Weather Operation
156
Long Term Storage
159
During Storage
159
Troubleshooting
160
Towing the Machine
160
Starting Engine with Booster Cable
163
Guides to Maintenance
171
Wear Parts List
176
Torque List
181
Maintenance Schedule Chart
183
Service Procedure
185
When Required
186
Clean Air Conditioner Condenser
194
Replace Bucket Teeth
197
Check Air Conditioner
198
Every 50 Hours Service
203
Check Oil Level in Hydraulic Tank, Add Oil
205
Every 250 Hours Service
206
Check Battery Electrolyte Level
206
Check Air Conditioner Compressor Belt Tension, Adjust
208
Check Engine Valve Clearance, Adjust
221
Check Vibration Damper
222
Check Water Pump
223
Power Switch/Volume
229
Preset Buttons
231
Listening to Radio
234
4
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Komatsu WA250-5 Specifications
General
Brand
Komatsu
Model
WA250-5
Category
Front End Loaders
Language
English
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