Doosan P425CWJD - Engine Not Responding to Throttle

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Book: 23227143 (8-24-2010) Rev CPage42
COMPRESSOR CODE 10
Engine Not Responding To Throttle Command
Troubleshooting Steps
Action Result
Step 1:
Check WEDGE diagnostic display 9 to verify correct
machine ID.
Machine ID incorrect select
correct ID and reload into
WEDGE
Step 2:
Scroll to WEDGE diagnostic display 8. Crank machine.
Verify Target RPM listed below.
Target RPM = 1600 if engine coolant < 100
o
F
1500 if engine coolant > 100
o
F
Step 3:
Scroll to WEDGE diagnostic display 16. Crank machine.
Verify Throttle Position listed below.
Throttle Position = 57 if engine coolant < 100
o
F
50 if engine coolant > 100
o
F
Step 4:
Check engine fuel system for restrictions.
Dirty filters
Clogged Hoses
Air in fuel system
Step 5:
Refer to the engine manufacturer’s service manual for
instructions.
Explanation:
The engine has failed to reach target RPM within 10 seconds after starting.
Effect:
Code 10 is an ALERT condition and will not stop the machine, however minimum
pressure will not be met and pressure control will not be engaged. The Compressor
Malfunction light will be blinking, and Code 10 will be displayed.