DIAGNOSTIC STATUS CODES
TRANSISTOR PUMP CONTROL
Page
52
PUMP
STATUS CODE
DESCRIPTION OF
STATUS
CAUSE OF STATUS INDICATION
-144
Power Transistor (Q1) did not
turn off properly.
This status code is displayed when, during pump control
operation, the transistor fails to turn off.
MEMORY RECALL
YES
CORRECTIVE ACTIONS
TROUBLE-SHOOTING DIAGRAM
Circuits valid
for
Pump
Controller
SYMPTOM
Control may run continuously.
POSSIBLE CAUSE
Control is defective.
•
Replace controller unit.
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
-145
Power Transistor (Q1) did not turn on
properly.
This status code is displayed when during pump
control operation, the transistor fails to turn on.
MEMORY RECALL
YES
CORRECTIVE ACTIONS
TROUBLE-SHOOTING DIAGRAM
Circuits valid
for
Pump
Controller
SYMPTOM
The control may run continuously.
POSSIBLE CAUSE
Control is defective.
•
Replace controller unit.
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