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• Exit Service mode by selecting the OFF mode
with the key.
• Press and release the Select/Reset button.
The following is a list of diagnostic codes.
Fault
Code
Description
05 Start switch fails to close.
08 Accelerator input voltage too low on power up
after initial key switch closure.
09 Both forward and reverse direction switches are
closed at the same time.
15 Battery voltage is too low at initial drive mode
selector switch closure.
16 Battery voltage is too high or control card is
misadjusted.
23 Motor field current is high on start up in the
reverse direction.
24 Motor field current is high on start up in the
forward direction.
27 12V buss is too low.
41 Open thermal protector (TP) or transistor
over-temperature.
42 Motor armature offset voltage is too high.
43 Motor armature offset voltage is too low.
44 Armature transistor did not turn off properly.
45 Armature transistor did not turn on properly.
46 “Look Ahead” test for A2 volts less than 12% of
battery volts.
49 Motor field current is too low during the run
mode.
51 Capacitor volts are low before the line contactor
closes.
57 Controller “motor current sensor” input too low
while running.
76 Capacitor (1C) voltage too high during
regenerative braking.
90 Motor thermostat is open during control operation.
Instrumentation
8
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