Installation Manual
Accessories ..................................................................................................................02
Installation Summary - Indoor Unit.............................................................................03
Unit Parts.......................................................................................................................04
Indoor Unit Installation ................................................................................................05
1. Select installation location....................................................................................................................................05
2. Attach mounting plate to wall................................................................................................................................05
3. Drill wall hole for connective piping ......................................................................................................................06
4. Prepare refrigerant piping.....................................................................................................................................07
5. Connect drain hose ..............................................................................................................................................07
6. Connect signal cable............................................................................................................................................08
7. Wrap piping and cables........................................................................................................................................09
8. Mount indoor unit..................................................................................................................................................10
Outdoor Unit Installation .............................................................................................11
1. Select installation location....................................................................................................................................11
2. Install drain joint....................................................................................................................................................12
3. Anchor outdoor unit ..............................................................................................................................................12
4. Connect signal and power cables.........................................................................................................................14
Refrigerant Piping Connection....................................................................................15
A. Note on Pipe Length ............................................................................................................................................15
B. Connection Instructions –Refrigerant Piping........................................................................................................15
1. Cut pipe...........................................................................................................................................................15
2. Remove burrs..................................................................................................................................................16
3. Flare pipe ends................................................................................................................................................16
4. Connect pipes .................................................................................................................................................16
Air Evacuation ..............................................................................................................19
1. Evacuation Instructions ........................................................................................................................................19
2. Note on Adding Refrigerant..................................................................................................................................20
Electrical and Gas Leak Checks .................................................................................21
Test Run ........................................................................................................................22
Table of Contents
42QHG009D8SH
38QHG024D8S*
42QHG024D8S*
38QHG018D8S*
42QHG018D8S*
38QHG012D8S*
42QHG012D8S*
38QHG009D8S*42QHG009D8S*
38QHG022D8S*
42QHG022D8S*
Rated Voltage & Hz
220-240V~
50/60
Hz
Indoor Unit
Outdoor Unit
38QHG012D8SH
42QHG012D8SH
38QHG009D8SH