Komatsu 830E Shop Manual page 257

6. RETARD SPEED POT SETTING: . . . . . . . . . . . . . ret spd pot set = 0.0v
a. Close Retard Speed Control Switch in cab.
b. Vary Retard Speed Control adjustment from minimum to maximum.
Read 0.0 volts at minimum to +19 ±0.50 volts at maximum on PTU screen for non-Fuel
Saver truck.
Read 0.0 volts at minimum to +10 ±0.50 volts at maximum on PTU screen for Fuel Saver
truck.
RETARD PEDAL : . . . . . . . . . . . . . . . . . . . . . . . . . . ret pedal = 0.0% = 0.0v
Note: Retard pedal , "%" value may vary with each truck. This value is entered into the truck
configuration file when the "Fuel Saver " system is installed and is used to scale the pedal OFF
signal when the pedal is released and maximum retard request when fully depressed.
Fuel Saver equipped trucks:
a. With retard pedal released:
Read approximately 0.0 volts on PTU screen.
b. Depress retard pedal fully.
Read approximately 10.0 volts on PTU screen.
Non-Fuel Saver trucks:
a. With retard pedal released:
Read approximately 0.0 volts on PTU screen.
b. Depress retard pedal fully.
Read approximately 15.5 volts on PTU screen.
8. ACCELERATOR PEDAL: . . . . . . . . . . . . . . . . . . acc pedal = 0.0% = 0.0v
Note: Accelerator pedal , "%" value may vary with each truck. This value is entered into the truck
configuration file when the "Fuel Saver " system is installed and is used to scale the pedal OFF
signal when the pedal is released and maximum power request when fully depressed.
Fuel Saver equipped trucks:
a. With accelerator pedal released:
Read approximately 0.0 volts on PTU screen.
b. Depress accelerator pedal fully.
Read approximately 10.0 volts on PTU screen.
Non-Fuel Saver trucks:
Refer to "Throttle System Check and Adjustment".
E03012 2/02 Statex III Electrical Checkout Procedure E3-27