174
7.5. Compressor freezing oil brand and standard oil charge
Outdoor model
Brand
Compressor Model
Compressor Lubricating Oil Model Oil charge (cm
3
)
TOSHIBA
PA150X2C-4FT
ESTER OIL VG74
480
TOSHIBA
PA215X2CS-4KU1
ESTER OIL VG74
750
TOSHIBA
PA290X3CS-4MUI
ESTER OIL VG74
950
HITACHI
E404DH-38D2G
FVC68D
1200
HITACHI
E504DH-49D2G
FVC68D
1300
HITACHI
E604DH-59D2G
FVC68D
1300
7.6 Daily maintenance
Clean inhaler
◇
Before cleaning the filter, ensure the unit is switched off and the power is off;
◇
Forbidden to use water clean the filter , it will hurt PCB or get an electric shock;
◇
When cleaning filter net, be sure you are standing steady, if you use ladder or others, please be
careful.
Washing filter net
◇
Use vacuum or water to clean the net;
◇
In order to ensure the best performance from your air conditioner clean the air filter regularly
◇
We recommend cleaning once a month or more frequently if required.
◇
When the filter is very dirty it can be washed in detergent and hot water (below 45
℃
);
◇
Ensure the filter is fully dry before reinstallation to avoid risk of electric shock or short circuiting;
◇
Do not dry the filter using direct sunlight;
Check at the beginning of each season
◇
Check whether there are no physical obstructions at the air inlet or outlet of either indoor or outdoor
unit;
◇
Check whether there are some garbage at the water outlet;
◇
Check whether electrical cables are in good condition, particularly the earth cable;
◇
When power on, check weather letters display on the screen of the wired controller.
◇
When working in winter,must connect power for 8 hours before switch on unit.
Check at the end of service season
◇
Operate for 2 3 hours under the ventilation condition; remove the moisture of the indoor unit.;
◇
If not use air conditioner in a long time, please close the power to save energy, the letter will disappear
on wired controller;
◇
Take the batteries out of remote controller;
◇
Suggest that use dustproof to cover the outdoor unit;
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Страница 75: ...155 Introduction of Control Board QRD SW3F HCE1 outdoor unit board sockets Power supply 380V 415V ...
Страница 104: ...186 7 Failure analysis Wired controller communication failure ...
Страница 105: ...187 Communication failure between indoor and outdoor unit ...
Страница 106: ...188 Outdoor protection phase sequence ...
Страница 107: ...189 Cooling high pressure protection ...
Страница 108: ...190 Heating high pressure protection ...
Страница 109: ...191 Cooling low pressure protection ...
Страница 110: ...192 Heating low pressure protection ...
Страница 111: ...193 Cooling exhaust temperature protection ...
Страница 112: ...194 Heating exhaust temperature protection ...
Страница 113: ...195 Refrigerant shortage or four way valve failure protection ...
Страница 114: ...196 Sensor failure protection ...
Страница 115: ...197 No action after power on ...
Страница 116: ...198 Poor effect ...
Страница 117: ...199 ...
Страница 118: ...200 Abnormal sound or viberation ...
Страница 119: ...201 ...
Страница 120: ...202 Abnormal odor ...
Страница 121: ...203 Air switch action when air conditioner starting up ...
Страница 122: ...204 Air conditioner water leakage ...