HVACopediaKeepRite · Air conditioner
Amber LED on solid Standby - no call (communicating)
What the display is showing
The amber status LED on the outdoor control board stays lit without flashing. This is the normal resting state of a communicating system while nothing is calling for the unit to run.
Applies to: C4A3/CXA6 A-C; *SA/*SH and *CA/*CH communicating outdoor boards
Settings for these units
Outdoor unit clearances · KeepRite C4A3/CXA6 AC
| Location | Minimum |
|---|---|
| Service end | 24 in. (610 mm) |
| Above unit | 48 in. (1219 mm) |
| One side | 6 in. (152 mm) |
| Other sides | 12 in. (305 mm) |
| Between units | 24 in. (610 mm); 18 in. (457 mm) with no overhang within 12 ft |
| Roof mount height above roof | 6 in. (152 mm) |
| Shrubs/fences from coil | 18 in. (457 mm) |
Keep roof run-off and snow from falling on the unit.
Unit must be level within 2 degrees.
Models that show this code
12 models in KeepRite C4A3/CXA6 AC, KeepRite *SA/*SH Single-Stage Communicating, KeepRite *CA/*CH Two-Stage Communicating
Other codes on the same units
- Amber 2 flashes High stage running (normal)
- Amber 5 flashes Brown-out protection turned off (user setting)
- Amber 6 flashes Brown-out protection active (user setting)
- Amber LED off Standby - no call (2-wire hookup or indoor unit unpowered)
- Brown-out defeat toggle Turn 230 V brown-out protection off or on
- Green COMM LED off No communication yet
- Green COMM LED on Communication with the system established
- Green POWER LED Comfort Alert module has power
Save it for the next call
Star this code in the HVACopedia app and keep the whole library on your phone for jobs with no signal.
Source: KeepRite ICP C4A3/H4A3/T4A3/CXA6 A-C Installation Instructions 421 01 5103 05, Table 1 Status Codes, p.17-18; split service manual Table 13 p.46-47 and Table 17 p.59-60. Summarized in our own words; check the original manual for your model.
For licensed technicians. Gas, electrical and refrigerant work must be done by a qualified, licensed person. Shut off power and gas before servicing, never bypass a safety control, and follow the manufacturer’s manual for the exact model; it and local codes always take priority. HVACopedia is not affiliated with any manufacturer; brand and model names only identify the equipment.