DC Inverter Duct Type Unit
34
Poor cooling effect.
①
. The air filter is dirty or blocked.
②
. There is heat source or too many people inside the room.
③
. The door or window is open.
④
. There is obstacle at the air intake or outlet.
⑤
. The set temperature is too high.
⑥
. There is refrigerant leakage.
⑦
. The performance of room temperature sensor becomes
worse
Poor heating effect
①
. The air filter is dirty or blocked.
②
. The door or window is not firmly closed.
③
. The set room temperature is too low .
④
. There is refrigerant leakage.
⑤
. The outdoor ambient temperature is lower than -5°C.
⑥
. Control loop is abnormal.
After carrying out the check of the above items and taking relevant measures to
solve the problems found but the air-conditioning unit still does not function well,
please stop the operation of the unit immediately and contact the local service
agency designated by VICTA. Only ask professional serviceman to check and repair
the unit.
8.2 Routine Maintenance
Only a qualified service person is allowed to perform maintenance.
Before accessing to terminal devices, all power supply circuits must be
disconnected.
Do not use water or air of 50°C or higher for cleaning air filters and outside
panels.
Note:
①
. Do not operate the air conditioner with the filter uninstalled, otherwise dust
would come into the unit.
②
. Do not remove the air filter except for cleaning. Unnecessary handling may
damage the filter.
③
. Do not clean the unit with gasolene, benzene, thinner, polishing powder or
liquid insecticide, otherwise it would cause discoloration and deformation of
the unit.
④
. Do not wet the indoor unit in case of electric shock or fire hazard.
Increase the frequency of cleaning if the unit is installed in a room where the air
is extremely contaminated.(As a yardstick for yourself, consider cleaning the filt
er
