METHOD FOR CHECKING BRAKE PERFORMANCE
WARNING
If the machine moves off during the following operation, ask your Komatsu distributor for repairs imme-
diately.
NOTICE
Never set the joystick (steering, directional and gear shift lever) to the 1st gear speed. This will cause
damage to the machine.
Before starting the engine, check the safety around the machine, and then perform the following operation.
1.
Turn the starting switch key to START position (C).
The engine starts.
2.
After the warm-up operation, turn fuel control dial (1) to
Low idle (MIN) position .
3.
Set work equipment lock lever (2) to FREE position (F).
4.
Operate blade control lever (3) to float the blade.
Leave work equipment lock lever (2) in FREE position (F).
5.
Set parking brake lever (4) to FREE position (F).
6.
Depress brake pedal (5) and set joystick (steering, direc-
tional and gear shift lever) (6) to FORWARD position.
7.
Press the upshift button to set the transmission into 2nd
gear speed.
8.
Operate fuel control dial (1) and gradually raise the engine
speed to full throttle.
Keep depressing brake pedal (5).
9.
Check if the machine moves.
• When the machine does not move
The brake is normal.
• When the machine moves
Immediately ask your Komatsu distributor for repair.
MAINTENANCE MAINTENANCE PROCEDURE
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