Categories: CenturyComfortaire

Comfort Aire Super-Slim Four-Way Cassette Error Code

COMFORT-AIRE Super-Slim Four-Way Cassette Air Conditioner Manual. The instruction manual of this manual will provide an explanation of how to use this AC with the following table of contents

  1. Safety Precautions
  2. Indoor Unit Parts and Major Functions
  3. Manual Operations
  4. Care and Maintenance
  • Unit Maintenance
  • How to Clean the Air Filter
  • Repairing Refrigerant Leaks
  • Preparation for Periods of Non-use
  1. Troubleshooting
  • Common Problems
  • Troubleshooting Tips

Inverter Split Type Error Codes and Solution

No Error Code Timer indicator Operation indicator flashes Cause
1 E0 Off 1 Indoor EEPROM (Electrically Erasable Programmable Read-Only Memory) error
2 E1 Off 2 Indoor and outdoor unit communication malfunction
3 E3 Off 4 Indoor fan speed malfunction
4 E4 Off 5 Indoor room temperature sensor error
5 E5 Off 6 Evaporator coil temperature sensor error
6 EC Off 7 Refrigerant leak detection system malfunction
7 EE Off 8 Water level alarm malfunction
8 N/A Off 9 Dual indoor unit (twin model only)communication malfunction
9 N/A Off 10 Other twin model malfunction
10 F0 On 1 Overload protection
11 F1 On 2 Outdoor temperature sensor error
12 F2 On 3 Outdoor condenser pipe sensor error
13 F3 On 4 Discharge air temperature sensor error
14 F4 On 5 Outdoor EEPROM (Electrically Erasable Programmable Read-Only Memory) error
15 F5 On 6 Outdoor fan speed (DC fan motor only) malfunction
16 F7 On 8 Auto-lifting panel communication error
17 F8 On 9 Auto-lifting panel malfunction
18 F9 On 10 Auto-lifting panel is open
19 P0 Flash 1 Inverter module IPM protection
20 P1 Flash 2 High/Low voltage protection
21 P2 Flash 3 Compressor top overheating protection
22 P3 Flash 4 Outdoor low temperature protection
23 P4 Flash 5 Compressor drive error
24 P5 Flash 6 Mode conflict
25 P6 Flash 7 Compressor low-pressure protection
26 P7 Flash 8 Outdoor IGBT sensor error

Display panel Comfort-aire LED error codes display

Fixed-speed Type – Error Codes

No Error Code Cause Operation indicator Timer indicator PRE-DEF indicator Alarm indicator
1 E1 In-outdoor unit communication checking channel is abnormal Quick-flash Quick-flash
2 E2 Room temperature sensor checking channel is abnormal Quick-flash
3 E3 Evaporator sensor malfunction Quick-flash
4 E4 Condenser sensor malfunction Quick-flash
5 E5 Water pump temperature sensor Quick-flash
6 E6 Outdoor malfunction Quick-flash Quick-flash Quick-flash Quick-flash
7 E7 EEPROM malfunction Quick-flash Quick-flash
8 E8 Water level alarm malfunction Quick-flash
9 Eb DC motor speed out of control Quick-flash Quick-flash
10 Ed Outdoor unit low pressure malfunction Quick-flash Quick-flash Quick-flash
11 F0 Auto-lifting panel communication error Quick-flash Quick-flash Quick-flash
12 F1 Auto-lifting panel malfunction Quick-flash Quick-flash Quick-flash
13 F2 Auto-lifting panel is open On Quick-flash Quick-flash
14 EC Refrigerant leak detection system malfunction Quick-flash Quick-flash

Download the Comfort-Aire Super-Slim Four-Way Cassette manual

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