GB - 8
38VYX110/38VYX130
• When there is a possibility of freezing of drain at the cold
district or a snowfall area, be careful for drainage ability of
drain.
The drainage ability increases when a knockout hole on the
base plate is opened. (Open the knockout hole to outside
using a screwdriver, etc.)
• In case of draining through the drain hose, attach the following
drain nipple and the waterproof rubber cap, and use the drain
hose (Inner diam.: 16mm) sold on the market.
And also seal the screws securely with silicone material, etc. so
that water does not drop down. Some conditions may cause
dewing or dripping of water.
Drain nipple
Installation
Knockout hole
Waterproof rubber cap
Drain nipple
A Open
A
Waterproof rubber cap
Table VI: Optional Installation Parts
(local procure)
CAUTION:
IMPORTANT FOR POINTS BELOW FOR PIPING WORK
1. Keep dust and moisture away from inside the connecting
pipes.
2. Tightly connect the connection between pipes and the unit.
3. Evacuate the air in the connecting pipes using VACUUM
PUMP.
4. Check gas leak at connected points.
Parts name
Q’ty
Refrigerant piping
A
Liquid side: ø 6,35 mm o ø 9,52 mm
Each one
Gas side: ø 12,7 mm o ø 15,9 mm
B
Pipe insulating material
1
(polyethylene foam, 6 mm thick)
C
Putty, PVC tapes
Each one
Table VII: Piping connection
Capacity rank
Liquid piping
Gas piping
Outer diameter
Thickness
Outer diameter
Thickness
38 VYX 110-130
ø 9,52
0,8
ø 15,9
1,0
- This air conditioner can be installed up to the connecting pipe length and height difference in the following table.
Table VIII: Air Purge
Capacity rank
Max. connecting
Height difference (m)
Hexagonal
pipe length (m)
Outdoor unit higher than indoor unit Outdoor unit lower than indoor unit
w
rench size
38 VYX 110-130
50
30
15
4 mm
