Komatsu PC500LC-10R Shop Manual page 568

SET AND OPERATE MACHINE MONITOR
5.
Operate the arm or bucket control lever under the following
condition to check the relief matching.
REMARK
• Operate according to the arm IN relief and bucket
CURL relief screen.
• Set bucket CURL relief matching after completing arm
IN relief matching.
Arm lever: Stroke fully to the stroke end in arm IN (Op-
erate during arm IN relief matching)
Bucket lever: CURL full stroke (Operate during bucket
CURL relief matching)
Before starting calibration, set the machine under the following condition.
(Condition)
Hydraulic oil temperature: 45 to 55 °C
Working mode: P ("Power Mode")
Swing emergency stop switch: ON
Fuel control dial: MAX
Swing lock switch: ON
Air conditioner: OFF
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The work equipment must be operated when checking. Secure sufficient area around the ma-
chine.
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When operating the work equipment, ensure the safety of the surroundings.
6.
Perform operation for relieving the pressure in arm IN cir-
cuit, and hold down F1 on the machine monitor to start
checking when the engine speed is stabilized. During
matching speed check, a bar is displayed on the screen.
Keep performing operation for relieving the pressure in
arm IN circuit until the check is finished.
REMARK
It takes approximately 10 seconds to start the bar graph
operation.
7.
If the check is normally completed, the result is displayed.
Press F6 to go to bucket CURL relief.
30-162
30 TESTING AND ADJUSTING
PC500LC-10R