Advertisement
Installation, Maintenance & Troubleshooting guide | Version 04
4.7: Troubleshooting Guidelines in fault condition when
motor stops while it is in running condition
Table: 24 DOL Controller with WLC operating sequence in fault condition
13A
13B
13C
Motor
LMR-A
WLCA
condition
Mode
Mode
Not
Delivery
Running
Not
Manual
Suction
Running
Not
Dual
Running
Tank
Not
Delivery
Running
Not
Auto
Suction
Running
Not
Dual
Running
Tank
Not
Delivery
Running
Not
Bypass
Suction
Running
Not
Dual
Running
Tank
#: Phase loss
, Phase reversal
1
NA – Starter is unprotected from incoming power supply faults,only protection from load side faults. In this mode,
amber LED will continously ON if incoming power supply is healthy and will blink if the incoming power supply is unhealthy–
Refer 4.8
13D
13E
13F
Amber
Possible
Corrective
LED
causes of
action
fault
Blink
#
Blink
#
Blink
#
Blink
#
Blink
#
Blink
#
Blink
NA
NA
Blink
NA
NA
Blink
NA
NA
, Under voltage
, Over voltage
2
3
13G
13H
Amber
'ON'
LED
Push
button
1)
ON
ON
2)
ON
ON
3)
ON
ON
4)
ON
NA
5)
ON
NA
NA
6)
ON
ON
ON
ON
ON
ON
ON
ON operation
, Phase unbalance
, WLCA sensor misplacement
4
5
13I
13J
13K
Starter
Green
Motor
Operation
LED
condition
ON
ON
Running
ON
ON
Running
ON
ON
Running
ON
ON
Running
ON
ON
Running
ON
ON
Running
ON
ON
Running
ON
ON
Running
ON
ON
Running
6
13L
Tank
operation
ON
ON
ON
ON
ON
ON
ON
ON
ON
22
Advertisement
