Midea MGBT-F180W/DN1

MCAC-ATSM-2014-09 R410a tropical air-cooled scroll chiller unit 60Hz
Troubleshooting 117
4) Inlet &outlet water temperature difference protection
5) Low ambient temperature starting up protection
6) Low temperature anti-freezing protection of cooling evaporator
Inlet &outlet water temp.
difference protection.
Low temp. anti-freezing
protection of cooling
evaporator.
Inform the customer service center.
Yes
Replace PCB.
Replace temp. sensor.
Refer to the water flow
malfunction to analysis.
Yes
Yes
Yes
No
No
No
Water flow is lower.
The outlet water temp. sensor
or inlet water temp. sensor
brought drifting when collect
temp.
PCB mistakes to alarm.
Replace temp. sensor.
Replace PCB.
Inform the customer service
center.
PCB mistakes to alarm.
Yes
Yes
Yes
Yes
No
No
Water flow is slow.
Yes
Refer to the water flow
malfunction to analysis.
Replace temp. sensor.
Replace PCB.
Anti-freezing temp. sensor of
cooling evaporator brought
drifting when collect temp.
value.
Yes
PCB mistakes to alarm.
Inform the customer service
center.
No
No
No
Low ambient temp. starting
protection in cooling mode.
Yes
Ambient temp. sensor brought
drifting when collect temp.
value.