GE IC3645SR4W606MC2 - Page 56

DIAGNOSTIC STATUS CODES
TRANSISTOR PUMP CONTROL Page 56
September 2004
PUMP
STATUS CODE
DESCRIPTION OF STATUS CAUSE OF STATUS INDICATION
-189
Input switch closed before pump enable
signal is received.
This status code will be displayed when pin 12, 19, 20
or 21 is pulled to negative before pin 10 is greater than
5.0 volts.
MEMORY RECALL
NO
CORRECTIVE ACTIONS TROUBLE-SHOOTING DIAGRAM
Circuits valid
for
Pump
Controller
SYMPTOM
Pump control will not operate.
POSSIBLE CAUSE
• Hydraulic handle pulled before pump
enable signal given.
• Shorted hydraulic switch
• Defective control.
SX-2
CONTROL PLUG PL2
STATUS CODE 93 INPUT
STATUS CODE 93 INPUT
STATUS CODE 94 INPUT
STATUS CODE 95 INPUT
STATUS CODE 91 INPUT
STATUS CODE 90 INPUT
STATUS CODE 95 INPUT
STATUS CODE 94 INPUT
STATUS CODE 92 INPUT
BRUSH WEAR OUTPUT
OVER TEMP OUTPUT
2
1
3
4
5
6
8
9
15
16
11
13
14
10
12
19
20
21
*
**
TO TRACTION
PL2-10
SPEED 4
SPEED 2
SPEED 1
7
ACCEL POT INPUT
17
LINE CONTACTOR
DRIVER
18
1A CONTACTOR
DRIVER
*
SPEED 3
ARMATURE
*
FIELD
FU2
PUMP CONTROL
POWER
CONNECTION
P
A1
A2
N
A1
A2
*
A2
A1
N
P