Haier AU042FPERA Service Manual

Also see for AU042FPERA: Installation manual

Haier AU042FPERA Service Manual Manual pdf 37 page image

3513. Monitor ToolsSW01 SW02 Digital tube display00 Display outdoor failure code (when unlock the indoor quantity and the system is runningnormally, display indoor quantity, outdoor horse power and type of power supply circularly)1 Display outdoor operation mode (stop: OFF, cooling: CCC, heating: HHH)2 Program version (one decimal)3 E2 version4Target frequency of compressor, (press "start" for 5s to enter the manual frequency control,"Up / Down" can adjust the frequency, press "stop" for 5s to quit. Manual control, thefrequency flashing display, otherwise display normally.)5 Actual frequency of compressor6 Indoor quantity7 Running indoor quantity8 Outdoor unit horse power9 Outdoor fan 1 speed (unit: rpm, max. display: 999)A Outdoor fan 2 speed (unit: rpm, max. display: 999)B Target average temp. of indoor Tc2 (unit: ℃）C Actual average temp. of indoor Tc2 (unit: ℃）D Target degree of superheat of PMV in heating (unit: ℃）EOutdoor special operation conditionThe first position: power supply type (0-1Ph; 1- 3Ph)The second position: quiet (0-OFF; 1-ON)The third position: gettering operation (0-OFF; 1-ON)FForced fan motor running, (press "start" for 5s to enter the manual fan motor control, "Up/ Down" can adjust fan speed, press "stop" for 5s to quit) forced: flashing display "0-15",otherwise display "FAN". The outdoor failure can't affect this function.Main function instruction:By setting the rotary switch, the digital tube will display theoutdoor and indoor unit parameters (the outdoor current,discharge temp., suction temp., defrosting temp., coil temp.and outdoor ambient temp.; indoor unit coil temp. andvalve open angle and so on), the data is inform of decimalinteger. During the process of installation, adjustion andmaintenance, the whole system’s operating parameterscan be tested conveniently which can help to check andsolve problems quickly and correctly.