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Komatsu WA320-5H Service Manual

Komatsu WA320-5H
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OPERATION OPERATION
3-75
NORMAL OPERATION 3
After starting the engine, do not immediately start operations. First, carry out the following operations and checks.
NOTICE
Do not suddenly accelerate the engine before the warm-
ing-up operation is completed.
Do not run the engine at low idling or high idling continu-
ously for more than 20 minutes.
If it is necessary to run the engine at idling, apply a load
from time to time or run the engine at a mid-range speed.
1. Depress accelerator pedal (1) lightly and run the engine
with no load at midrange speed for about 5 minutes.
To warm up the hydraulic oil in cold areas, do as follows.
2. After completing the warming-up operation, check that the
engine rotation is smooth, then check that the work equip-
ment control lever is at the HOLD position and set safety
lock lever (2) to the FREE position.
3. Depress accelerator pedal (1) lightly and run the engine at a mid-range speed.
4. Operate bucket control lever (3) to TILT position (a) and
return it to HOLD position (b) to warm up the hydraulic oil.
The relief time at the tilt position (a) should be a maximum
of 10 seconds.
With this operation, the oil will reach the relief pressure and
this will warm up the hydraulic oil more quickly.

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Komatsu WA320-5H Specifications

General IconGeneral
BrandKomatsu
ModelWA320-5H
CategoryCompact Loader
LanguageEnglish

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