Haier HSU18VH7 Service Manual

Also see for HSU18VH7: Operation manual Installation manual Installation manual Manual Manual

Contents

Air conditioner Edition: 10070808- 1 -1. General informationThis Service Manual describes the operation, disassembly, troubleshooting, andrepair of Haier Room Air Conditioners, etc. It is intended for use by authorized serviceswho troubleshoot and repair these units.It is assumed that users of this manual are familiar with the use of tools andequipment used to troubleshoot and repair electrical, mechanical, and refrigerationsystems; and understand the terminology used to describe and discuss them.Haier urges you read and follow all safety precautions and warnings contained in thismanual. Failure to comply with safety information may result in severe personal injury ordeath.Related PublicationsThis is a base service manual, covering a range of similar models. It is intended to beused in conjunction with the Parts Manual and Technical Sheet covering specific modelbeing serviced.NOTE: General Precautions and WarningsWARNINGTo avoid risk of personal injury or death due to electrical shock, disconnect electricalpower to unit before attempting to service the unit.WARNINGTo avoid risk of personal injury or death due to electrical shock, DO NOT, under anycircumstances, alter the grounding plug .Air conditioner must be grounded at all times. Donot remove warning tag from power cord. If a two-prong (non-grounding) wall receptacleis encountered, contact a qualified electrician and have the receptacle replaced with aproperly grounder wall receptacle in accordance with the National Electrical Code.WARNINGTo avoid risk of heat exposure, which may cause death or severe illness, airconditioner must be monitored when malfunctions or shuts down.WARNINGTo avoid risk of personal injury or death due to electrical shock, grounding wires andwires colored like grounding wires are NOT to be used as current carrying conductors.The standard accepted color coding for ground wires is green or green with a yellowstripe. Electrical components such as the compressor and fan motor are groundedthrough an individual wire attached to the electrical component and to another part of theair conditioner. Grounding wires should not to be removed from individual componentswhile servicing, unless the component is to be removed and replaced. It is extremelyimportant to replace all removed grounding wires before completing service.!!!!