Model reference
Carrier FV4
HVAC
1 document11 error codes
Available documentation
Service Manual
- Residential Fan Coil Units Service and Maintenance Instructions33 pg
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Error codes (11)
CodeMeaning
16System communication fault25Invalid motor/model selection26Invalid heater size27Invalid outdoor unit size36Heater output not sensed when energized37Heater output sensed on when not energized41Blower motor fault44Motor communication fault45Control board has failed internal start-up tests and must be replaced.46Brownout condition53Outdoor air temperature sensor faultRelated Carrier hvac models
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