Using the text from the following service manual help me diagnose why this air conditioning unit is blowing warm air instead of cold. 1
HAIER
COMMERCIAL
AIR CONDITIONER
Service Manual
Part # AC-8888-107
HAIER TRADING COMPANY, LLC
www.haieramerica.com
Commercial Air Conditioning
SERVICE MANUAL
●Features
z High efficiency design
z Hermetic compressor design
z Haier Hi-Efficiency fin and copper tube design
z Compact design of outdoor unit
z Convenient for installation and maintenance
z Heat pump, 10SEER
Manual code: SYJS----AM-----004-05---Rev.2 Edition: 2005-03-22
ModeHR18A1VAR HR24A1VAR
HR30A1VAR HR36A1VAR
HR42A1VAR HR48A1VAR
HR60A1VAR
 Commercial Air Conditioner Model: heat pump, 10SEER UNITS
2

CONTENTS
1. DESCRIPTION OF PRODUCTS & FEARURES……………………..3
2.PHYSICAL AND ELECTRICAL SPECIFICATIONS………………..…5
3.SAFETY PRECAUTION…………………………………………….……9
4.SYSTEM COMPONENTS AND FUNCTIONS …………………………9
5.ELECTRICAL CONTROL DEVICES…………………………….…….11
6.APPLICATION…………………..……………………………………..…12
7.REFRIGERANT DIAGRAM ………………………………..…….……..13
8. INSTALLATION INSTRUCTIONS………………………....…………..14
9.MAINTENANCE INSTRUCTIONS………………………………..…….31
10.SERVICE AND TROUBLESHOOTING ……………………...………32
11.WIRING DIAGRAMS……………………………….…………………...43
12. EXPLOSIVE DIAGRAM AND SPARE PARTS LIST …………..44
 Commercial Air Conditioner Model: heat pump, 10SEER UNITS
3
1. DESCRIPTION OF PRODUCTS & FEARURES
1.1 Air conditioner
This manual discusses “split” central air conditioning ,indoor coils, .”Split” refers to the physical location
of the major air conditioning c Respond with more than 500 words.
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