Haier HSU-09HSA03/R2(DB) Full-automation operation, Running-in, Low load protection controlling

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Haier air conditioner

Edition:20070116

When the system switch from other mode to auto mode, if the operation status change (i.e. first determine and then operation), it will stop for 3 minutes and then determine temperature based on the indoor ventilation temperature.

9.2 Full-automation operation

After system is on and the operation mode will switches to auto mode, the system determine operating mode by the difference between current set temperature and the room temperature, and then operate in the determined mode. In the following selection condition, Tr indicate room temperature Ts indicate set temperature.

In First enter auto mode, select operating mode as following condition:

Tr=Ts-3

select cool mode

Tr Ts-3

select heat mode

When system enter the auto mode, the operation mode will switch between cool and heat according to change of the indoor temperature: if the unit operating in the cool mode, when system temperature arrive at stop value of compressor, the compressor to off and stop continuously for 15 minutes, and then to detect the room temperature, at this point, if Tr Ts-3 , then the system enter the heat mode, otherwise it will operate continuously in the cool mode; if the unit operating in the heat mode, when system temperature arrive at stop value of compressor, the compressor to off and stop continuously for 15 minutes, and then to detect the room temperature, at this point, if Tr Ts+3 , then the system enter the cool mode, otherwise it will operate continuously in the heat mode.

This mode has timer and sleep function, if the system enter the cool mode, then enter the cool+ sleep mode, if enter the heat mode then enter heat + sleep mode.

Select swing or sticking on one position for the fan blade, and fan speed including: low, middle, high and auto fan, you can select any one of them without control.

. Running-in

In the Running-in mode the indication frequency is 58Hz, the air capacity is enhanced.

Running-in is off after 30 minutes. When the system received the remote control signal in the running-in mode, the system will exit this mode.

No taking activities under low load protection.

. Low load protection controlling

The standard of heat alternating temperature sensor

B destiny=3700 R (25 degrees) =10KO

When it operates for coolness making or defrosting, low load protection will be taken based on Heat exchange temperature as the following picture shows

Controlling under low load protection

If selection model is GANGDAcommunication, the indoor unit have not this function.

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Contents Domestic Air conditioner Haier air conditionerContents General information Related PublicationsProduct Features Main SpecificationModel HSU-12HSA03/R2DB Specification Edition Scope of Application Chip pin definitionII. Temperature adjustment function When frequency increase to holding frequency Preset temperature correctionControl the temperature the area DeviationControl frequency in the same area Defrost Air capacity limitedIndoor fan motor control Heat operationHaier air conditioner Cool operation Dry operationEnhanced Cool Enhanced operationEnhanced heat Fresh air Timer operatingSilence operation Timer ON/OFF Automation operating modeSleep operating Automatic operationLow load protection controlling Full-automation operationRunning-in High load protection control Low load protection controlLow temperature treatment in the heat mode Eeprom controlError list record Power failure compensationSpecial function Indoor unit single operatingRating operating Rating coolFault explain Emergency switch Air deflector control Vertical swingSetting position range Cool/dry +DLHUDLUFRQGLWLRQHUGLWLRQ +RULRQWDOVZLQJ Thermistor resistance chart Room temperature sensor10.76 10.31 Indoor pipe sensor&outdoor ambient sensor, defrosting sensor Haier air conditioner Haier air conditioner Temperature Haier air conditioner Haier air conditioner 111 Haier air conditioner Trouble shooting System may have been over or under Yes Room temperature sensor failureHeat-exchange sensor failure CN9 ‡ ‡ 1R ‡  F11 The malfunction of the compressor’ rotor circuit Malfunction UnsolvedF4 Overheat protection for exhaust temperature F22 AC electricity protection F1 The protection of IPM E9 High work-intense protection E4 Indoor Eeprom error F12 Outdoor Eeprom errorIndoor fan motor malfunction YESF3 Communication fault between the IPM and outdoor PCB F19 Power voltage is too high or low Yes Performance curves diagram High drop and long pipe capacity modification curvesHSU-09HSA03/R2DB Cooling capacity-temperature curvesCooling value Temperature table HSU-12HSA03/R2DB Heating capacity-temperature curves Heating capacity Temp. curvesHaier air conditioner Air outlet temp.-ambient temperature curves HSU-09HSA03/R2DB Air outlet temp. Ambient temp. table10.15 Cooling discharge pressure curves HSU-09HSA03/R2DB Cooling discharge pressure tableHaier air conditioner Cooling suction pressure curves HSU-09HSA03/R2DB Cooling suction pressure tableHaier air conditioner Heating discharge pressure curves HSU-09HSA03/R2DB Heating discharge pressure tableHaier air conditioner Heating suction pressure curves HSU-09HSA03/R2DB Heating suction pressure table600 Sensible cooling value-temperature curves HSU-09HSA03/R2DB Sensible cooling value Temperature tableHSU-12HSA03/R2DB Power consumption-temp. Curves HSU-09HSA03/R2DB Power consumption value Temp. table18/12 843 969 1152 1348 1564 1687 1820 1972 18/14 855 Noise curves HSU-09HSA03/R2DB HSU-09HSA03/R2DB Compressor performance curvesHaier air conditionerEdition Compressor C-6RZ092H1A HSU-12HSA03/R2DBWiring diagram ,$*5$0228722581,7 Circuit Diagram Indoor unit Outdoor Unit Installation Manual of Room Air Conditioner Selection of Installation Place Outdoor Unit Indoor unit Installation of the Indoor Unit Drawing of pipe When connecting the cable after installing the indoor unit Outdoor unit Purging MethodTo use vacuum pump Power Source Installation Haier air conditioner