Sanyo - "E" Error Codes

Article ID: 141

Last updated: 16 Jan, 2017

Sanyo Variable Refrigerant Units

Re: "E" Fault Codes

Confirm Lockout Condition

Check LED1 & LED2 on the outdoor unit control board.
- LED1 Flashes: 2=P Alarm, 3=H Alarm, 4=E Alarm, 5=F Alarm, 6=L Alarm
- LED2 Flashes = Alarm No.

ADDRESSING & COMMUNICATION PROBLEMS
E01	Remote control detecting error from indoor unit, Address not set/Auto address failed. Check interconnecting wiring etc. Re-address system.
E02	Remote detecting error from indoor unit.
E03	Indoor unit detecting error from remote.
E04	Qty of i/d units connected are less than qty set. Check; all i/d units are ON, reset turn off all units wait 5min power up
E05	Indoor unit detecting error from outdoor unit, Error in sending comms signal
E06	Outdoor unit detecting error from indoor unit, Error in receiving comms signal
E07	Outdoor unit detecting error from indoor unit, Error in sending comms signal
E08	Incorrect setting indoor/controller, Indoor address duplicated
E09	Incorrect setting indoor/controller, Remote address duplicated or IR wireless controller not disabled
E10	Indoor unit detecting error from 'option' plug, Error in sending comms signal
E11	Indoor unit detecting error from 'option' plug, Error in receiving comms signal
E12	Auto addressing failed,Auto address connector CN100 shorted during auto addressing
E13	Indoor unit failed to send signal to remote controller
E14	Setting Failure, Duplication of master indoor units
E15	Auto addressing failed, Number of indoor units connected are less than number set
E16	Auto addressing failed, Number of indoor units connected are more than number set
E17	Group control wiring error, Main indoor unit not sending signal for sub indoor units
E18	Group control wiring error, Main indoor unit not receiving signal for sub indoor units
E20	Auto addressing failed, No indoor units connected
E24	Auto addressing failed, Error on sub outdoor unit
E25	Auto addressing failed, Error on outdoor unit address setting
E26	Auto addressing failed, Quantity of main and sub outdoor units do not correspond to the number set on main outdoor unit P.C.B.
E29	Auto addressing failed, Sub outdoor unit not receiving comms for main outdoor unit
E31	Between units, Comms failure with MDC, does E31 remain after power is re instated? If so replace PCB. & power