EP Equipment CQD16, Service Manual

Page: 130 / 251

REV. 07/2016
ELECTRICAL SYSYTEM
8
116
Interface Description
Pin Description Color Remark
A Pedal power supply Red 10-15Vdc
B Output signal White 0.2±0.1V~9±0.3V
C Pedal signal grounding Black -
D Pedal Switch - Positive Electrode Green Switch output (10-60V)
E Pedal switch output Grey Switch output
- - - -
8.6 Accelerator Pedal
8.6.1 Removal and Installation
Removal
-
-
-
Unscrew the four screws used to fi x the pedal
and remove the pedal;
Disconnect the accelerator pedal connector;
Unscrew the two bolts with wrench and
remove the accelerator pedal from the
chassis.
Installation
- Install according to the reverse order of rem-
oval.
See Section 3.1 for mounting position of acce-
lerator pedal.
8.6.2 Faults and Causes
1
Fault
Press the accelerator pedal,
operate travel switch, the vehicle
cannot go forward or backward
Cause
a. Accelerator pedal failure;
b. Accelerator pedal circuit not
conducted.
2
Fault
Press the accelerator pedal,
travel switch not operated, the
vehicle goes forward or backward
automatically
Cause Accelerator Pedal Failure
Checking
- Check if the accelerator pedal is reset pro-
perly, also check for damage;
8.6.3 Checking and Testing