HVACopediaKeepRite · Air conditioner
Amber 6 flashes Brown-out protection active (user setting)
What the display is showing
Six flashes, then a pause. Shows the 230 V brown-out protection is switched on, which is the factory state. It also appears while the brown-out defeat is being toggled.
Applies to: *CA/*CH two-stage communicating outdoor boards
Settings for these units
- Outdoor unit clearances · KeepRite C4A3/CXA6 AC
Models that show this code
8 models in KeepRite *CA/*CH Two-Stage Communicating
Other codes on the same units
- 82 Thermal lockout (two-stage: high stage)
- 83 Low pressure lockout
- 84 High pressure lockout
- Amber 1 flash Running - cooling / low stage (normal)
- Amber 2 flashes High stage running (normal)
- Amber 5 flashes Brown-out protection turned off (user setting)
- Amber LED on solid Standby - no call (communicating)
- Brown-out defeat toggle Turn 230 V brown-out protection off or on
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Source: KeepRite ICP split A-C + HP (R-410A & R-22) Application Guideline and Service Manual 421 08 5400 04, Table 17 p.59-60 and Brown-Out Protection Defeated, p.57. 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.