Komatsu PC500LC-10R Shop Manual page 571

30 TESTING AND ADJUSTING
METHOD FOR ADJUSTING (Pump calibration: Matching speed calibration)
Use the adjustment menu to check the various settings of the machine or to adjust the value.
Before starting calibration, set the machine under the following condition.
• Perform warm-up operation for at least 30 minutes.
• Hydraulic oil temperature: 45 to 55 °C
• Working mode: P ("Power Mode")
• Fuel control dial: MAX (High idle) position
• Air conditioner: OFF
The "Pump Calibration" function is used to check the matching speed for arm IN relief and bucket CURL relief
and to set the matching speed of the engine correctly when the pump or pump controller is replaced.
1.
Select "Adjustment" on "Service Menu" screen.
REMARK
For selecting method, see "METHOD FOR OPERATING
SERVICE MODE" in "SERVICE MODE".
2.
Enter "40" with numeral input switches after the "Adjust-
ment" screen is displayed, and press F6.
REMARK
Since this function is required only when the pump is re-
placed, the PC valve is adjusted or disassembled, or the
pump controller is replaced, it is not displayed in the menu
list.
PC500LC-10R
SET AND OPERATE MACHINE MONITOR
30-165