Daikin DV25PECB14 - Diagnostic Codes

21
DIAGNOSTIC CODES
 Normal Operation
 NO HTR KIT INSTALLED - SYSTEM CALLING FOR AUXILIARY HEAT (Minor Error Code)

HEATER KIT DIP SWITCHES NOT SET PROPERLY
 FUSE OPEN

AUXILIARY SWITCH OPEN

DATA NOT ON NETWORK

INVALID DATA ON NETWORK

INVALID MEMORY CARD DATA

BLOWER MOTOR NOT RUNNING

BLOWER MOTOR COMMUNICATION ERROR

BLOWER MOTOR HP (Horse power) MISMATCH
 BLOWER MOTOR OPERATING IN POWER, TEMP., OR SPEED LIMIT

BLOWER MOTOR CURRENT TRIP OR LOST ROTOR

OVER/UNDER VOLTAGE TRIP OR OVER TEMPERATURE TRIP

INCOMPLETE PARAMETER SENT TO MOTOR

LOW INDOOR AIRFLOW (Minor Error Code) (without EH mode)

LOW INDOOR AIRFLOW
(Major Error Code) (EH mode only)
 EEV DISCONNECTION DETECTED
 LIQUID SIDE THERMISTOR ABNORMALITY
 GAS SIDE THERMISTOR ABNORMALITY
 PRESSURE SENSOR ABNORMALITY

INDOOR UNIT - THERMOSTAT COMMUNICATION ERROR
(STARTUP OPERATION & DURING OPERATION)

HUMIDIFICATION DEMAND
(Running without heating)

FAN COOL - COMMUNICATING MODE ONLY (Fan Demand-Cool)

FAN HEAT - COMMUNICATING MODE ONLY (Fan Demand-Heat)

FAN ONLY (Fan Demand-Manual)
 ELECTRIC HEAT LOW (Heat Demand, Back-up Heat Demand)
 ELECTRIC HEAT HIGH (Heat Demand, Back-up Heat Demand)
 DEFROST - COMMUNICATING MODE ONLY (note: defrost is displayed as H1 in a legacy setup)
7 SEGMENT LED
DISPLAY
DESCRIPTION OF CONDITION