24
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5. Installation Manual
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All the work men who are engaging in the refrigeration system should bear thevalid certification awarded by the authoritative
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refrigerant.It can only be repaired by the method suggested by the equipment’s manufacturer.
5.1.2 Installation notes
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2.It is not allowed to drill hole or burn the connection pipe.
3.The air conditioner must be installed in a room that is larger than the minimum roomarea.
The minimum room area is shown on the nameplate or following table 1.
4.Leak test is a must after installation.
Minimum
room area
( m
2
)
Charge amount (kg)
1.3
1.4
1.5
1.6
1.7
1.8
1.9
2.0
2.1
2.2
2.3
2.4
2.5
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/
14.5
16.8
19.3
22.0
24.8
27.8
31.0
34.4
37.8
41.5
45.4
49.4
53.6
window mounted
/
5.2
6.1
7.0
7.9
8.9
10.0
11.2
12.4
13.6
15
16.3
17.8
19.3
wall mounted
/
1.6
1.9
2.1
2.4
2.8
3.1
3.4
3.8
4.2
4.6
5
5.5
6.0
ceiling mounted
/
1.1
1.3
1.4
1.6
1.8
2.1
2.3
2.6
2.8
3.1
3.4
3.7
4.0
5.1.3 Maintenance notes
Check whether the maintenance area or the room area meet the requirement of the nameplate.
—
It’s only allowed to be operated in the rooms that meet the requirement of the nameplate.
Check whether the maintenance area is well-ventilated.
—
The continuous ventilation status should be kept during the operation process.
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—
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Check whether the appliance mark is in good condition.
—
Replace the vague or damaged warning mark.
5.1.4 Welding
If you should cut or weld the refrigerant system pipes in the process of maintaining, please follow the steps as below:
1. Shut down the unit and cut power supply.
2. Eliminate the refrigerant.
3. Vacuuming.
4. Clean it with N2 gas.
5. Cutting or welding.
6. Carry back to the service spot for welding.
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of the vacuum pumpand it’s well-ventilated.
Table 1:Minimum room area (m
2
)
5.1.5 Filling the refrigerant
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each other.
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it’s removed.
5.1.6 Safety instructions for transportation and storage
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3.According to the local rules and laws.
