FORM NO. 56043126 - CR 1100, CR 1200 -
23
WHEEL DRIVE SYSTEM
TROUBLESHOOTING GUIDE
Possible Symptom
1
No Wheel Drive
Note 1: Do all testing with key switch on, seat switch closed and battery hold down interlock switch closed.
Is the Speed Controller Fault
Code Status Light (E) on at
the A2 display board flashing
when attempting to drive the
machine?
Individually
check for (+)
36V at the A3
speed control
pin 1 (ORN) and
pin 9 (ORN)
See “Table 1” Curtis
troubleshooting
Status LED Fault
Codes
See “No drive & no machine accessory
functions” in this manual
Do the A2 display panel lights
come on?
Repair or replace
the ORN wire(s).
Check for (+) 36V
at A3 speed control
pin 2 (GRN)
Check for (+) 36V
through the seat
switch and battery
interlock switch
Repair or
replace
wiring or
switches.
Motor still
does not
operate
Check the drive motor
carbon brushes for wear
if worn replace. Motor
still does not run
Replace A3 speed
controller
Replace drive motor
Does the motor run?
no
no
no
no
no
no
yes
yes
yes
yes
yes
yes
yes
Содержание Cr 1100
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