IOM SYSPLIT CASSETTE R32

Installation Manual
Accessories...........................................................................................17
Unit Parts..............................................................................................19
Indoor Unit Installation.......................................................................21
1. Select installation location.....................................................................................................................................................21
2. Hang indoor unit.......................................................................................................................................................................23
3. Drill wall hole for connective piping..................................................................................................................................25
4. Connect drain hose...................................................................................................................................................................26
Outdoor Unit Installation........................................................................ . 28
1. Select installation location.....................................................................................................................................................28
2. Install drain joint........................................................................................................................................................................29
Wiring......................................................................... .............................. 34
1. Outdoor Uint Wiring.................................................................................................................................................................35
2. Indoor Uint Wiring.....................................................................................................................................................................37
3. Anchor outdoor unit................................................................................................................................................................29
Refrigerant Piping Connection..........................................................31
A. Note on Pipe Length................................................................................................................................................................31
B. Connection Instructions –Refrigerant Piping..................................................................................................................32
1. Cut pipe....................................................................................................................................................................................32
2. Remove burrs.........................................................................................................................................................................32
3. Flare pipe ends......................................................................................................................................................................32
4. Connect pipes........................................................................................................................................................................33
Air Evacuation....................................................................................40
1. Evacuation Instructions...........................................................................................................................................................40
2. Note on Adding Refrigerant...................................................................................................................................................41
Panel Installation...............................................................................42
Test Run............................................................................................
..46
Packing and unpacking the unit ......................................................47
Installation Summary..........................................................................18
C. Installation Of The Throttle. (Some Models)....................................................................................................................34