Haier HSU-09RS03/R2(SDB) Service Manual

Also see for HSU-09RS03/R2(SDB): Installation manual Operation manual Operation manual

Haier HSU-09RS03/R2(SDB) Service Manual Manual pdf 18 page image

15Domestic air conditionerHSU-09/12RS03/R2(SDB) Function and control5.1.2.2 When the compressor stops and remains idle for 3 minutes1. Turn off the air conditioner by remote control; the indoor fan stops operation.2. The temperature sensing device stops running and the indoor fan operates under wind mode.3. When the air conditioner turns to the heating mode from other modes and the compressor fails tostart, the indoor fan will operate under wind mode.5.1.2.3 Dehumidification runningUnder the dehumidification mode the fan motor stops as the compressor stopsThe operation is weak after 3 minutes’ idle modeAfter stand by for 3 minutes, the compressor is on.The compressor operates as the set wind volume when the wind volume is set to be strong, mediumor weakThe wind volume is decided according to the temperature adjusting when the wind volume is set to beautomatic.Moisture removing runningLevel H 3minutes idle modeCompressorOFFSetting slightly OFF weak weak settingweak5.1.2.4 Automatic runningWhen the running mode is turned to automation after starting the system, the system will firstdetermine the running mode according to the current room temperature and then will run according tothe determined mode. Tr in the following selection conditions means room temperature, Ts meanssetting temperature, Tp means temperature of indoor coil pipeTr23 Choose Cooling ModećTr˘23 Choose Heating ModećAfter turning to the automation mode, the running mode can be switched between cooling mode, fanmode and heating mode according to the change of the indoor ambient temperature. But theautomatic conversion between cooling mode and heating mode must be conducted after 15 minutes.5.1.3 Special functions5.1.3.1 Powerful runningThe mode switch ends the powerful runningEnter into the silent mode, normal running mode or timed switching on mode to end the powerfulrunningWhen in automatic mode, there are powerful and silent functions for your choice. When the main unitis in cooling mode, it operates with powerful cooling or silent cooling. When the main unit is in heatingmode, it operates with powerful heating or silent heating. When the main unit is in wind-sending mode,