Haier 1U71S2SG1FA Service Manual

Also see for 1U71S2SG1FA: Installation manual Service manual Installation manual

Contents

177WARNINGWARNING• Have the unit professionally installed.Improper installation by an unqualified person mayresult in water leak, electric shock, fire, or explosion.• Be sure to carefully follow each step in thishandbook when installing the unit.Improper installat on may result in water leak electric shock smoke or fire.• Have all electrical work performed by a licensedelectrician according to the local regulations and theinstructions given in this manual. Secure a circuitdesignated exclusively to the unit.Improper installation or a lack of circuit capacity maycause the unit to malfunction or present a risk ofelectric shock, smoke, and fire.• Securely attach the terminal cover(panel) on theunit.If installed improperly, dust and/or water may enterthe unit and present a risk of electric shock, smoke,fire, or explosion.• Only use refrigerant R32 as indicated on the unitwhen installing or relocating the unit.The use of any other refrigerant or an introduction ofair into the unit circuit may cause the unit to run anabnormal cycle and abnormal cycle and cause theunit to burst.• When installing the unit in a small room, safeguardagainst hypoxia that results from leaked refrigerantreaching the threshold level.Consult the dealer for necessary measures to take.• When relocating the air conditioner, consult thedealer or a specialist.Improper installation may result in water leak, electricshock, or fire.• After completing the service work, check for arefrigerant gas leak.If leaked gas refrigerant is exposed to a heat sourcesuch as fan heater, stove, and electric grill, noxiousgases may form.• Only use specified parts.Have the unit professionally installed. Improperinstallation may cause water leak, electricshock,smoke, fire, explosion• Do not touch the fins on the heat exchanger withbare hands, for they are sharp and dangerous.• In the event of a refrigerant gas leak, provideadequate ventilation to the room. If leaked refrigerantgas is exposed to a heat source, noxious gases, fireor explosion will be caused.• Do not try to defeat the safety features of thedevices, and do not change the settings.Defeating the safety features on the unit such as thepressure switch and temperature switch or using partsother than the dealer or specialist may result in fire orexplosion.• Place the unit on a stable, level surface thatwithstands the weight of the unit to prevent the unitfrom tipping over or falling causing injury as a result.• Only use specified cables for wiring. Securelyconnect each cable, and make sure that the cablesare not straining the terminals.Cables not connected securely and properly maygenerate heat and cause fire and explosion.• Take necessary safety measures against typhoonsand earthquakes to prevent the unit from falling over.• Do not make any changes or modifications to theunit. In case of problems, consult the dealer.If repairs are not made properly, the unit may leakwater and present a risk of electric shock, or it mayproduce smoke or cause fire and explosion