11.4.12 High work-intense protection
Outdoor display LED1 flash 21 times
Method of High work-intense control is activated in the heating mode if the temperature
Malfunction being sensed by the heat exchanger thermistor exceeds the limit.
Detection
Malfunction Activated when the temperature being sensed by the heat exchanger
Decision rises above 65
ć
twices in 30 minutes.
Conditions
Supposed
Ƶ
Faulty electronic expansion valve
Causes
Ƶ
Dirty heat exchanger
Ƶ
Faulty heat-exchange sensor
Ƶ
Insufficient gas
Troubleshooting * Caution Be sure to turn off power switch before connect or disconnect connector, or
else parts damage may be occurred.
Electrify the machine again and turn it on with the
remote controller, check whether the wind
temperature is below 65
ć
The malfunction is reported
after the machine has run
for some time?
1
ǃ
Check room temperature and
pipe temperature sensor.
2
ǃ
the temperature monitoring circuit
of the indoor mainboard
The indoor unit blows poorly
due to blocked filters or poor
condition of the fan?
1) Clean the filters
2) Reinstall the fan.
Use some tools to measure the pressure of system
ˈ
YES
NO
YES
NO
Service diagnosis
Domestic air conditioner
62
Содержание Z/N-Series
Страница 11: ... Pinping diagrams Domestic air conditioner 4ˊPinping diagrams 9 ...
Страница 12: ... Operation range Domestic air conditioner 5ˊOperation range 10 ...
Страница 15: ...CN9 CN10 CN36 CN3 CN23 CN24 CN25 CN28 PCB 1 Wiring diagram Domestic air conditioner 13 ...
Страница 16: ...PCB 2 CN1 CN5 CN6 CN7 CN10 CN11 CN8 CN9 CN4 CN3 CN2 Wiring diagram Domestic air conditioner 14 ...
Страница 17: ...Wiring diagram Domestic air conditioner 15 ...
Страница 33: ...Dimensinal drawings Domestic air conditioner 8 Dimensional drawings 9 Center of gravity Outdoor unit 31 ...
Страница 36: ...WARNING CAUTION Installations Domestic air conditioner 34 ...
Страница 37: ...Installations Domestic air conditioner 35 ...
Страница 38: ...Installations Domestic air conditioner 36 ...
Страница 39: ...Installations Domestic air conditioner 37 ...
Страница 40: ...Installations Domestic air conditioner 38 ...
Страница 41: ...Installations Domestic air conditioner 39 ...
Страница 42: ...Installations Domestic air conditioner 40 ...
Страница 45: ...Pressurize for over 3 minutes at 4 2MPa After above Installations Domestic air conditioner 43 ...