Perkins 1104E Series Troubleshooting Manual page 112

112
Troubleshooting Section
Test Step 10. Remove the Throttle
Demand Sensor from the Engine Speed
Control Assembly.
Illustration 33
Accelerator pedal assembly
A. Turn the keyswitch to the OFF position.
B. Record the position of the sensor before removing
the throttle demand sensor.
C. Remove the throttle demand sensor from the
housing and inspect the cables for signs of wear.
D. Connect a multimeter to terminal C and terminal B
of the Breakout T.
E. Turn the keyswitch to the ON position.
F. Record the signal voltage of the throttle demand
sensor with the sensor slot in the released
position.
G. Record the signal voltage of the throttle demand
sensor with the sensor slot in the advanced
position.
Expected Result:
The output from the throttle demand sensor is 0.5
volts or less with the sensor slot in the released
position.
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