54
- FORM NO. 56043126 - CR 1100, CR 1200
SCRUB SYSTEM
TROUBLESHOOTING GUIDE
Possible Symptom
1
Scrub deck will not lower
Part B: Load
Note: Do all testing with the key switch on, recovery tank empty and the hopper closed.
While pressing the scrub
decrease or increase switch,
does the scrub deck lift light
turn on at the A1 board?
Down: RED
Up: GREEN
Check for
continuity in the lift
motor, wire colors
RED & YEL
Repair or replace
wiring, plug or
motor
Separate motor plug and then
jump lift motor to battery
(wires RED & YEL).
Does the motor run?
Check for continuity at the
motor harness plug wires
RED/GRN to pin J1-12 and
YEL/GRA J1-11 at the A1
board.
Repair or replace
wiring or plug.
Replace A1 control
board.
yes
yes
no
no
no
no
Summary of Contents for Cr 1100
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