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© Copyright, Sunrise Tradex Corp., 2018
Troubleshooting Guide
CODE ERROR CODE DESCRIPTION
E 01
Wired controller EEPROM fault
E 02
PCB of indoor unit fault
E 03
Communication problem between PCB of outdoor unit modular inverter board
E 05
Outdoor unit fan coil temperature sensor fault
E 06
Outdoor unit surroundings temperature sensor fault
E 07
Discharge temperature sensor fault of outdoor unit
E 08
Communicating fault between wired controller and indoor unit
E 09
Signal communication between indoor and outdoor unit failure
E 10
Overheat protection of discharge gas temperature or compressor temperature
E 12
Modular inverter board fault
E 13
Over-current protection or low-current protection
E 14
Indoor unit surroundings temperature of system pressure
E 15
Over-pressure or low-pressure protection of system pressure
E 16
Indoor unit surroundings temperature sensor fault
E 17
Anti-frosting in cooling mode
E 18
Anti-overheating in heating mode
E 19
Return air temperature sensor fault
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