PIPE CONNECTIONS BETWEEN INDOOR AND OUTDOOR UNIT
27
ENGLISH
- Pipe connections can be done on the front side or on the side according to the installation
- Be sure to let 0.2kgf/cm
2
Nitrogen flow in the pipe when welding.
- If Nitrogen was not flown during welding, many oxidized membranes may form inside the pipe
and disturb the normal operations of valves and condensers.
Front Pipe
Draw Out
Right Side Pipe
Draw Out
Bottom Side Pipe
Draw Out
Rear Side Pipe
Draw Out
Refrigerant Pipe
Regulator
Nitrogen
Taping
Valve
Nitrogen
Direction
Nitrogen
Direction
Preparation Work
- Use Knock Outs of Base Pan of the outdoor unit for Left/Right or Bottom pipe drawing outs.
Removal Area for Liquid/Gas pipe
bottom side connections.
<Gas pipe>
<Liquid pipe>
Wet towel
CAUTION
• Do not give damage to the pipe/base during the Knock Out work.
• Proceed to pipe work after removing burr after Knock Out work.
•
Perform sleeve work to prevent damage to the wire when connecting wires using knock Outs.
• Take care so that there is no thermal damage on the service valves of the outdoor unit.
(Especially packing part of service port.) Wrap the service valve with a wet towel when
brazing it as shown figure above.
!
PIPE CONNECTIONS BETWEEN INDOOR AND
OUTDOOR UNIT
※Pictures may differ depending on the model.
1,MFL67798018,영영 2018. 6. 15. 영영 2:28 Page 27
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