EP Equipment CQD16, Service Manual

Page: 132 / 251

REV. 07/2016
ELECTRICAL SYSYTEM
8
118
8.7 Foot Switch
8.7.1 Removal and Installation
Removal
-
-
-
-
Unscrew the four screws used to fi x the pedal
and remove the pedal;
Disconnect the foot switch connector;
Unscrew the screws (1) at both sides of the
foot switch and remove the foot cover (2);
Unscrew the fastening nut and screw (3), and
remove the foot switch from the pedal (4).
Installation
- Install according to the reverse order of rem-
oval.
See Section 3.1 for mounting position of foot
switch.
Please pay attention to protect the cables from
being damaged.
CAUTION
8.7.2 Faults and Causes
1
Fault
Foot switch not pressed, the vehic-
le can still travel or lift (foot switch
indicator on the instrument is off)
Cause
a. Foot switch failure;
b. Foot switch shorted
(short circuit).
2
Fault
Foot switch pressed, the vehicle
cannot travel (foot switch indicator
on the instrument is on)
Cause
a. Foot switch failure;
b. Foot switch with broken circuit.
Checking
-
-
Check if the appearance of foot switch and its
wiring harness are in good condition, and if
the connectors are connected securely;
Repeatedly press the foot switch to check if it
can reset properly.
8.7.3 Checking and Testing
-
-
-
Enter TESTER Menu to check the status of
the switch: “DEADMAN SWITCH”, press the
foot switch, if the display does not change,
then it indicates the foot switch or its circuit
failure; (see Section 8.12)
Check if the foot switch circuit is conducted;
Carry out ON/OFF test to foot switch with a
multimeter: Reset the foot switch (original
position), the circuit is disconnected; press
the foot switch, the circuit is conducted.
Testing