Table Of Contents - Mitsubishi Heavy Industries SRK20HC-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 .................................................................. 5
2.3 Exterior dimensions ................................................................................. 5
2.4 Piping system ........................................................................................... 7
2.5 Selection chart .......................................................................................... 8
3. ELECTRICAL DATA ........................................................................................ 9
3.1 Electrical wiring ........................................................................................ 9
4. OUTLINE OF OPERATION CONTROL BY MICROCOMPUTER ................... 10
4.1 Operation control function by remote control switch ........................... 10
4.2 Back-up switch .......................................................................................... 11
4.3 Power-cut compensation ......................................................................... 11
4.4 Flap control ............................................................................................... 12
4.5 Comfort timer setting ............................................................................... 12
4.6 Outline of heating operation .................................................................... 13
4.7 Outline of cooling operation .................................................................... 16
4.8 Outline of dehumidifying operation ........................................................ 17
4.9 Automatic operation ................................................................................. 18
4.10 Protective control function ...................................................................... 18
5. APPLICATION DATA ....................................................................................... 20
5.1 Selection of location for installation ....................................................... 21
5.2 Installation of indoor unit ......................................................................... 22
5.3 Installation of outdoor unit ...................................................................... 24
5.4 Refrigerant piping ..................................................................................... 24
5.5 Test run ...................................................................................................... 26
5.6 Precautions for wireless remote controller installation and
operation ................................................................................................... 26
6. MAINTENANCE DATA..................................................................................... 27
6.1 Trouble shooting ....................................................................................... 27
6.2 Servicing .................................................................................................... 32
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