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Evacuating the connected pipes
Adding Refrigerant
Add refrigerant charge according to table below:
If you use a pipe longer than 5 m,
'A' g of refrigerant R-410A must be added for each extra meter.
If you use a pipe shorter than 5 m,
The evacuating time is normal.
Refer to the Service Manual for further details.
• T he remaining air in the Refrigeration cycle, which contains moisture, may cause malfunction on the compressor.
• A lways contact the service center or a professional installation agency for product installation.
Charging the refrigerant under conditions of liquid by using a liquid pipe
R-410A is a mixed type of refrigerant. It is necessary for recharging under conditions of liquid. When recharging refrigerant from
the refrigerant cylinder to the equipment, follow the instructions below.
1. Before recharging, check whether the cylinder has a siphon or not.
There are two ways to recharge the refrigerant.
Cylinder with siphon
Charge the refrigerant standing the
f
cylinder upright.
• I f R-410A refrigerant is charged with gas, the composition of the charged refrigerant changes and the
characteristics of the equipment vary.
• D uring the measuring operation of refrigerant quantity added use electronic scales.
If cylinder doesn't have syphon, upset it.
NA_GOOD_A3050_IB&IM_EN_DB68-05202A-02.indd 48
Siphon
English-48
12/18/24
Cylinder without siphon
Charge the refrigerant turning the cylinder
f
upside down.
(Unit : g)
Model
A
15
11/6/2015 2:33:34 PM
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