Midea ClimaCreator Series, Technical & Service Manual

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Midea R410A Tropical ClimaCreator Series Rooftop Package 220V 3Ph 60Hz MCAC-RTT6S-201701
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Continued :
Type Content Code Remarks
Protection Comprehensive protection of outdoor side fan motor P3
Protection
Protection of high/low pressure or high temperarture
protection of discharge sensor in system A
P4
Comprehensive
protection of system A
Protection
Protection of high/low pressure or high temperarture
protection of discharge sensor in system B
P5
Comprehensive
protection of system B
Protection High temperature protection of condenser in system A P8 Power off to recovery.
Protection High temperature protection of condenser in system B P9 Power off to recovery.
Protection Anti-freezing protection of evaporator in system A Pc
Protection Anti-freezing protection of evaporator in system B Pd
Protection Protection of outdoor ambient temperature PA
Notes: If same protection which includes all system for 2-stage products is triggered 3 times
within 1 hour, the unit should be power-off to recovery.

MRCT-075CWN1-D(C):
Content
LED1 LED2 LED3
(Red) (Yellow) (Green)
Standby OFF OFF ON
Normal operation ON ON ON
Phase sequence error or phase lack FLASH FLASH FLASH
Indoor side room temperature (T1) error, or high
pressure protection, or high temperature protection of
discharge sensor
FLASH FLASH OFF
Evaporator pipe temperature sensor (T2) error FLASH OFF FLASH
Condenser pipe temperature sensor (T3) error OFF FLASH FLASH
Ambient temperature sensor (T4) error ON FLASH FLASH
Over-current protection of compressor OFF OFF FLASH
Low temperature protection of evaporator OFF FLASH OFF