Specifications

SiUS39-601 Troubleshooting by Indication on the Remote Controller
Troubleshooting 141
2.17
“E6”
Compressor Motor Overcurrent/Lock
Remote
Controller
Display
E6
Applicable
Models
RXYQ72M, 96M
Method of
Malfunction
Detection
Detects the overcurrent with current sensor (CT).
Malfunction
Decision
Conditions
Malfunction is decided when the detected current value exceeds the below mentioned value for 2
seconds.

200V unit : 28.8A
Supposed
Causes

Closed stop value

Obstacles at the discharge port

Improper power voltage

Faulty magnetic switch

Faulty compressor

Faulty current sensor (A5P)
Troubleshooting
Is the stop valve open?
NO
Obstacle
exists around the air
discharge port.
YES
Is the power
supply voltage
normal?
NO
NO
NO
NO
YES
NO
Is the
magnetic switch
(K2M) normal?
Is above
wiring correct?
Check the wiring from power supply~current
sensor (A5P)~Mgs (K2M)~Compressor.
Is the current
sensor correct?
Caution
Be sure to turn off power switch before connect or disconnect connector,
or parts damage may be occurred.
Open the stop valve.
Remove the obstacle.
Correct the power voltage.
Replace the magnetic
switch.
Correct wiring.
Replace the current sensor
(A5P).
Replace the compressor.
(V3051)
YES
YES
YES