BT OE35, Service Manual

Page: 175 / 332

EV100 LX Control Status Codes
PS S5.7 5410
F-code Section C-code
Version no T-code
000 OE35
© BT Products
173
Service Manual 1997-10-22
STATUS CODE
-46
DESCRIPTION MEMOR
RECALL
No
Look ahead test for T2 volts. (Greater than 85% of
battery volts)
CIRCUIT
Traction
SYMPTOM
Forward or reverse contactor will not pick up.
POSSIBLE CAUSE
Defective 1REC
* Check for shorted 1REC.
* Check for defective 1REC insulator (co-therm) that may
short 1REC heat sink to base plate.
Defective 1A contactor
* Check for welded 1A contactor power tips.
Figure 1.
STATUS INDICATION CRITERIA
This status code is displayed when the voltage at
T2 is greater than 85% of battery volts.
STATUS CODE
-47
DESCRIPTION MEMOR
RECALL
Yes
2REC does not turn on properly
CIRCUIT
Traction
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 2REC circuit
* Check that 2REC will gate on
* Check for open circuit or loose connection between 2REC
gate and PZ10. (white/red wire)
* Check for open circuit or loose connection 1REC and 1C
through the 2REC circuit.
F or R contactor or power tips bouncing open.
* Check that power tips on F and R contactor power tips do
not bounce open during operation (ie: travel over speed
bumps or dockplates).
Figure 1.
STATUS INDICATION CRITERIA
This status code is displayed when the 2REC fails
to turn on.
P
T2
1REC
1A
Bus A
Bus B
5REC
Spider
Red Wire
White/Red
2REC
PZ10
White/Red
T5
X1
2REC
Wire
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