Control System
43
Service Manual – Condor
™
EcoFlex
™
, BR 1100/1300 EcoFlex
™
Display
Code
Error/Fault Description
Correction
23
Left brush motor contactor coil short
to ground
1. Disconnect the
K4
coil wiring (wire colors VIO and
GRA/RED) and check to see if the code disappears.
−
If the code disappears, replace the brush contactor.
−
If the code does reappear, test the wiring for a short
back to the battery ground. Repair or replace the
defective wire.
2. If the above test doesn’t remove the code, substitute
a new A2 control board assembly.
24
Center brush motor contactor coil
open
1. Check for an open circuit in the
K3
coil and wiring
(wire colors VIO and WHT/VIO).
2. Test for 36V at the
K3
coil. If you get 0 Volts, check
the A2 control board assembly.
25
Center brush motor contactor coil
short to ground
1. Disconnect the
K3
coil wiring (wire colors VIO and
WHT/VIO) and check to see if the code disappears.
−
If the code disappears, replace the brush contactor.
−
If the code does reappear, test the wiring for a short
back to the battery ground. Repair or replace the
defective wire.
2. If the above test doesn’t remove the code, substitute
a new A2 control board assembly.
26
Right brush motor contactor coil
open
1. Check for an open circuit in the
K2
coil and wiring
(wire colors VIO and YEL/BLU).
2. Test for 36V at the
K2
coil. If you get 0 Volts, check
the A2 control board assembly.
27
Right brush motor contactor coil
short to ground
1. Disconnect the
K2
coil wiring (wire colors VIO and
YEL/BLU) and check to see if the code disappears.
−
If the code disappears, replace the brush contactor.
−
If the code does reappear, test the wiring for a short
back to the battery ground. Repair or replace the
defective wire.
2. If the above test doesn’t remove the code, substitute
a new A2 control board assembly.
28
Scrub deck actuator open
1. Check for disconnected lift actuator wiring.
2. Check for an open circuit in the motor wiring or for a
defective motor.
3. Check for output voltage from the A2 control board
assembly at the actuator wiring plug. It should be 36
volts. If 0 Volts, check the A2 control board assembly.
29
Vacuum motor open
1. Check for disconnected vacuum motor wiring.
2. Check for an open circuit in the vacuum motor wiring
or for a defective motor.
3. Check for 36 Volts at the vacuum motor. If 0 Volts,
replace the vacuum motor contactor
K1
.