York YFGN24BZNRZUH1 Installation And Maintenance Manual

Contents

York YFGN24BZNRZUH1 Installation And Maintenance Manual Manual pdf 8 page image

Operation ManualSpecial remarksTroubleshootingIf overflow of drain water from the indoor unit occurs, stop the operation and contact your contractor.If you smell or see white smoke coming from the unit, turn OFF the main power supply and contactyour installer.1. If the trouble still remains even after checking the following, contact your installer and inform themof the following items.(1) Unit Model Name(2) Content of Trouble2. No OperationCheck whether the SET TEMP is set at the correct temperature.CAUTION6●●●●● A●●●3 minutes protection after compressor stopTo protect compressor, it will be continue off for at least 3 minutes once it has stopped.5 minutes protectionCooling operationHeating operationnti-freezing function during coolingWhen the temperature of the air from the indoor outlet is too low, the unit will run for some time under thefan mode, to avoid frost or ice forming in the indoor heat exchanger.Cold air preventionDefrostingCompressor must run 5 minutes at least once start running. In the 5 minutes, compressor will not stop eventhe room temperature reaches the set point unless you use remote control switch to turn off the unit (allindoor unit can be turned off by user).The fan of the indoor unit will never stop running in cooling operation. It remains running even if thecompressor stops working.Heating capacity depends on external factors as outdoor unit temperature. Heating capacity might decreaseif outdoor ambient temperature is too low.In several minutes after the heating mode is started, the fan of the indoor unit will not run until the heatexchanger of the indoor unit reaches a certain temperature in order to prevent cold draft.When the outdoor temperature is too low, frost or ice may form in the outdoor heat exchanger, reducingheating performance. When this happens, a defrosting system of the air conditioner will operate. At the sametime the fan in the indoor unit stops (or runs at a very low speed in some cases), to prevent cold draft. Afterdefrosting is over, the heating operation and fan speed restart.Auto re-start from Power BreakWhen the power supply is recovered after power break, all preset are still effective and the air-conditionerPurging of residue heated airWhen stop the air conditioner in normal operation, the fan motor would run with low speed for a while toblow out the residue heated air.will run according to the previous setting.●