Haier AU60NFIAKA Сервис мануал онлайн [126/139] 619462

Haier AU60NFIAKA Сервис мануал онлайн [126/139] 619462
8.
Models with wired controller Models with wireless remote controller
Readout: E9 4 flashes of Timer light
Description: Transmission error with outdoor unit (an alarm will be given 4 minutes after the appliance is
started.)
No
No
No
Check if there is repetition in the
indoor unit address IDs.
Check if the transmission line is short-
circuit or open-circuit; if the shield wires at
both ends of transmission line are earthed
properly; if the earth wire of outdoor unit is
properly earthed.
Disconnect the indoor unit transmission lines
from the control panel and connect them to
the outdoor unit. Check if the number of
indoor units is steady through the outdoor
unit mainboard or the test kit.
Check if the transmission resistor and
capacitor in indoor unit mainboard are in
good condition. See flow chart of
troubleshooting for outdoor unit.
Commercial Air Conditioner
Model: AU28/342FHAIA,
AU522FIAKA, AU52,60NFIAKA
-122-
9. E2: Abnormal mode operation
Check all indoor running modes, set them in the same.
10. Timer LED flash 12 times: check if the EEPROM chip is welded badly, modify it. If it is welded well,
please replace indoor PCB.

Содержание

Скачать