Content
1. Precaution
4
2. Dimension
9
3.
Refrigerant cycle diagram
10
4. Operation
limits
11
5. Wiring
diagram
12
6. Installation
details
15
6.1 Wrench torque sheet for installation
15
6.2 Connecting the cables
15
6.3 Pipe length and elevation
15
6.4 Pumping down (Re-installation)
17
6.5 Air purging of the piping and indoor unit
18
6.6 Re-air purging (Re-installation)
19
6.7 Balance refrigerant of the 2-way, 3-way valves
20
6.8 Evacuation
21
6.9 Gas charging
22
7. Electronic
function
22
7.1 Electronic control working environment
22
7.2 Proper symbols and their meaning
22
7.3 Function
23
7.4 Protection
23
7.5 Fan only mode
24
7.6 Cooling
mode
24
7.7 Dehumidifying
mode
25
7.8 Heating
mode
25
7.9 Defrosting mode(available for heating mode)
27
7.10 Auto mode
27
7.11 Force cooling function
28
7.12 Sleep mode
28
7.13 Auto restart function
29
7.14 (air clean) function
29
8
Model and Parameters
30
9 Troubleshooting
31
9.1 VLED Display board
31
9.2 Indoor Unit Error Display
32
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