DIAGNOSTIC STATUS CODES
TRANSISTOR PUMP CONTROL
Page
55
PUMP
STATUS CODE
DESCRIPTION OF STATUS
CAUSE OF STATUS INDICATION
-180
Voltage at capacitor (1C) is less than
14 volts.
This status code will be displayed when the voltage at
P1 is less than 14 volts. This occurs typically in the run
mode of operation.
MEMORY RECALL
NO
CORRECTIVE ACTIONS
TROUBLE-SHOOTING DIAGRAM
Circuits valid
for
Pump
Controller
SYMPTOM
Pump control will not operate.
POSSIBLE CAUSE
(Line contactor controlled by traction control).
Line Contactor opened up during run.
•
Check connection from P17 to Line coil (-) for
loose connection.
•
Check connection from battery (+) to Line coil
(+) for loose connection.
•
Check power connection from battery (+) to
contactor L.
•
Check for blown power fuse at pump control.
•
Check for dirty contactor tips.
SX-
2
CONTROL P
L
UG P
L
2
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
SP
EE
D
4
SP
EE
D
2
SP
EED
1
7
ACCEL POT INPUT
17
LINE CONTACTOR
DRIVER
18
1A CONTACTOR
DRIVER
*
SP
EE
D
3
AR
M
A
T
U
R
E
*
FI
E
L
D
FU2
PUMP CONTROL
POWER
CONNECTION
P
A1
A2
N
A1
A2
*
A2
A1
N
P
PUMP
STATUS CODE
DESCRIPTION OF STATUS
CAUSE OF STATUS INDICATION
-181
Battery voltage is less than 14 volts.
This status code will be displayed when the battery
voltage measured at P1 is less than 14 volts.
MEMORY RECALL
NO
CORRECTIVE ACTIONS
TROUBLE-SHOOTING DIAGRAM
Circuits valid
for
Pump
Controller
SYMPTOM
Pump control will not operate.
POSSIBLE CAUSE
•
Check connection from control fuse to pump
P1 for loose connections.
•
Check for low battery volts under load.
SX-
2
CONTROL P
L
UG P
L
2
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
SP
EE
D
4
SP
EE
D
2
SP
EED
1
7
ACCEL POT INPUT
17
LINE CONTACTOR
DRIVER
18
1A CONTACTOR
DRIVER
*
SP
EE
D
3
AR
M
A
T
U
R
E
*
FI
E
L
D
FU2
PUMP CONTROL
POWER
CONNECTION
P
A1
A2
N
A1
A2
*
A2
A1
N
P
September 2004