Table Of Contents - Mitsubishi Heavy Industries SRK20HD-S Technical Manual

1. GENERAL INFORMATION .............................................................................. 1
1.1 Specific features ....................................................................................... 1
1.2 How to read the model name ................................................................... 1
2. SELECTION DATA........................................................................................... 2
2.1 Specifications ........................................................................................... 2
2.2 Range of usage & limitations .................................................................. 8
2.3 Exterior dimensions ................................................................................. 8
2.4 Piping system ........................................................................................... 10
2.5 Selection chart .......................................................................................... 11
3. ELECTRICAL DATA ........................................................................................ 12
3.1 Electrical wiring ........................................................................................ 12
4. OUTLINE OF OPERATION CONTROL BY MICROCOMPUTER ................... 14
4.1 Operation control function by remote control switch ........................... 14
4.2 Back-up switch ......................................................................................... 15
4.3 Power blackout auto restart function...................................................... 15
4.4 Flap control ............................................................................................... 16
4.5 Comfortable timer setting ........................................................................ 16
4.6 Outline of heating operation .................................................................... 17
4.7 Outline of cooling operation .................................................................... 20
4.8 Outline of dehumidifying operation ........................................................ 21
4.9 Automatic operation ................................................................................. 22
4.10 Outline of fan operation ........................................................................... 22
4.11 Protective control function ...................................................................... 23
5. APPLICATION DATA ....................................................................................... 25
5.1 Selection of location for installation ....................................................... 26
5.2 Installation of indoor unit ......................................................................... 27
5.3 Installation of outdoor unit ...................................................................... 29
5.4 Refrigerant piping ..................................................................................... 29
5.5 Test run ...................................................................................................... 31
5.6 Precautions for wireless remote controller installation and
operation ................................................................................................... 32
6. MAINTENANCE DATA .................................................................................... 33
6.1 Trouble shooting ....................................................................................... 33
6.2 Servicing .................................................................................................... 38
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