DIAGNOSTIC STATUS CODES
TRANSISTOR PUMP CONTROL
Page
51
PUMP
STATUS CODE
DESCRIPTION OF
STATUS
CAUSE OF STATUS INDICATION
-142
Pump Controller “motor current
sensor” input is missing.
This status code is displayed when the voltage at the
current sensor is greater than 1.6 volts with no current
flowing in the motor circuit.
MEMORY RECALL
NO
CORRECTIVE ACTIONS
TROUBLE-SHOOTING DIAGRAM
Circuits valid
for
Pump
Controller
SYMPTOM
No power to pump motor in
control range.
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
-143
Pump Controller “motor current
sensor” input is too low.
This status code is displayed when the voltage at the
current sensor is less than 0.6 volts with no current
flowing in the motor circuit.
MEMORY RECALL
NO
CORRECTIVE ACTIONS
TROUBLE-SHOOTING DIAGRAM
Circuits valid
for
Pump
Controller
SYMPTOM
No power to pump motor in control
range.
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