8. Piping and refnet
joint selection
7. Wiring
7-1.
Overall system configuration
7-2.
Cable specification for outdoor unit
7-3.
Connection cord specification
7-4.
Wiring diagram
7-5.
Connection cord wiring diagram
7-6.
Power wiring and communication
wiring configuration
7-7.
Communication cable connection
30
31
32
32
33
33
34
3.
Connecting the indoor
unit refrigerant pipe
1. Product
1-1. Preparation for installation
1-2. Deciding on where to install
the air conditioner
1-3. Space requirements for the
air conditioner
1-4. Accessories
1-5. Installation
2
3
4
10
13
2. Panel
2-1. 1-way cassette type
2-2. 4-way cassette type
2-3. Duct type (Built-in)
15
17
18
5.
Drain pump installation
5-1. Accessories
5-2. Installation
24
24
6. Electronic expansion
valve kit
6-1. Built-in type
6-2. Distributor kit type
25
26
8-1. Examples of using only
Refnet joint
8-2.
Examples of using both Refnet
joint and distributor kit
8-3. Limitation when piping is
installed by using only
Refnet joint
8-4. Requirement when piping is
installed using simultane-
ously both refnet joint and
contributor kit
8-5. Pipe selection
8-6. Refnet joint selection
8-7. Installation of piping filter
41
41
42
43
44
46
46
9. Charge/recovery of
refrigerant
9-1. Refrigerant charging
9-2.
Additional refrigerant amount
calculation method
9-3. Recovery of refrigerant
47
48
49
4.
Drain hose installation
10. Testing operation
11. Cautions for
refrigerant leaks
3. Functional parts and
safety devices
8.
Consideration for
outdoor unit selection
8-1.
Change of capacity depending
on refrigerant piping length
8-2.
Condition of operating
restriction
47
49
1. Unit selection
(with cooling load)
2. Specification
2-1. 50Hz
2-2. 60Hz
4
6
4. Capacity table
4-1. 50Hz
4-2. 60Hz
13
19
5. Dimension
5-1. Upward (2-FAN)
5-2. Onward
5-3. Upward (1-FAN)
5-4. Upward (Super cooler)
29
30
31
32
6.
Refrigerant system diagram
6-1. Cooling only
6-2. Heat pump
33
36
7.
Electric circuit diagram
7-1. Cooling only
7-2. Heat pump
40
44
9. Noise level
10. Options
Installation
Outdoor unit
ΙΛ Λ
DVM TM(chapter1)_E<03759 6/14/02 1:40 PM Page 3
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