GE IC3645SR4U404N2 Manuale Utente

Pagina di 74
DIAGNOSTIC STATUS CODES  
SX TRANSISTOR CONTROL 
 
 
Page 21
 
 
 
January 2000
 
 
TRACTION 
STATUS CODE
 
DESCRIPTION OF STATUS 
CAUSE OF STATUS INDICATION 
-02 
Forward directional switch is closed on 
initial power up. 
This status code will be displayed when P4 is greater 
than 60% of battery voltage at initial key switch on. 
MEMORY RECALL  
NO
 
CORRECTIVE ACTIONS 
TROUBLE-SHOOTING DIAGRAM 
 
Circuits valid 
for  
Traction 
Controller 
SYMPTOM 
Control will not operate because of Static Return 
to Off (SRO) lock out. 
 
POSSIBLE CAUSE 
Forward directional switch is closed on initial 
start up (i.e. closure of battery, key switch or 
seat switch). 
= Return directional switch lever to neutral and      
then return lever to forward position. 
 
Forward directional switch is welded closed or 
mis-adjusted to be held closed. 
= Replace or adjust directional switch to insure 
that it opens when the directional switch is 
returned to neutral. 
 
Short circuit between P3 and P4. 
= Disconnect the wire from P4 and check for a 
short circuit between P3 and the wire that was 
connected to P4. 
 
Defective control. 
= Replace the controller unit. 
KEY
SWITCH
P1
P2
P3
P17
P5
REVERSE SW
.
F
O
RWARD SW.
P4
SEAT
 SW
IT
CH
P6
L
ST
ART
 SW
.
 
 
TRACTION 
STATUS CODE
 
DESCRIPTION OF STATUS 
CAUSE OF STATUS INDICATION 
-03 
Reverse directional switch is closed on 
initial power up. 
This status code will be displayed when P5 is greater 
than 60% of battery voltage at initial key switch on. 
MEMORY RECALL  
NO
 
CORRECTIVE ACTIONS 
TROUBLE-SHOOTING DIAGRAM 
 
Circuits valid 
for  
Traction 
Controller 
SYMPTOM 
Control will not operate because of Static Return 
to Off (SRO) lock out. 
 
POSSIBLE CAUSE 
Reverse directional switch is closed on initial 
start up (i.e. closure of battery, key switch or 
seat/deadman switch). 
= Return directional switch lever to neutral and 
then return lever to reverse position. 
 
Reverse directional switch is welded closed or 
mis-adjusted to be held closed. 
= Replace or adjust directional switch to insure 
that it opens when the directional switch is 
returned to neutral. 
 
Short circuit between P3 and P5. 
= Disconnect the wire from P5 and check for a 
short circuit between P3 and the wire that was 
connected to P5. 
 
Defective control.  Replace the controller unit.
 
KEY
SWITCH
P1
P2
P3
P17
P5
REVERSE SW
.
F
O
RWARD SW.
P4
SEAT
 SW
IT
CH
P6
L
ST
ART
 SW
.