Specifications

55
STATUS CODE
-145
DESCRIPTION
1 REC did not turn on properly.
Yes
MEMORY
RECALL
CONTROL
TYPE
Pump
Figure 1
SYMPTOM
Forward or reverse contactor will open and close, then open
and then can only be closed by opening and closing the
key switch.
POSSIBLE CAUSE
Defective 2 REC circuit.
 Check for shorted 2 REC.
 Check for shorted 2 REC snubber (22 REC).
Defective 1 REC circuit.
 Check for open circuit or loose connections between
1REC and PZ8. (white/blue wire)
 Check for open circuit or loose connection between
1REC (3 REC snubber) and PZ9. (blue wire)
Defective 1 REC.
 Intermittent or open 1 REC gate. Field test may or
may not show defect. Replace 1 REC after above
checks, show no problem found.
STATUS INDICATION CRITERIA
This status code is displayed when 1 REC fails to gate
on.
STATUS CODE
-146
DESCRIPTION
Look ahead test for T2 volts. ( Greater than 85% of
battery volts)
No
MEMORY
RECALL
CONTROL
TYPE
Pump
Figure 1
SYMPTOM
Pump contactor will not pick up.
POSSIBLE CAUSE
Defective 1 REC.
 Check for shorted 1 REC.
 Check for defective 1 REC insulator (co-therm)
that may short 1 REC heat sink to base plate.
Defective 1A contactor.
 Check for welded 1A contactor power tips.
STATUS INDICATION CRITERIA
This status code is displayed when the voltage at T2 is
greater than 85% of battery volts.