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of 30 / OM 1057 - Programmable Automatic Changeover Digital Controls
Self Diagnostics – Other Display Codes
Status codes are displayed to correspond with the following
sensor conditions:
• bo – Brown Out – Low Power
• CF – Coil Freeze – Indoor coil is < 31º for at least 5 minutes
• hl – High Limit – Room temperature is 5º above set point
• LA – Low Ambient Lock Out – Unit is in cooling mode and outdoor air is < 35º
• Lo – Temp Limiting – Room temperature is 5º below set point
• rF – Room Freeze Protection
Note: Unit will reset automatically once condition normalizes.