Pipe Installation For An Outdoor Unit - Samsung DVM S ECO AM XMDG Series Installation Manual

Pipe installation for an outdoor unit

1. Pipe direction
The refrigerant pipe can be pulled out from front, flank, rear, and bottom side, so install it depending on the installation
site condition.
Caution for using knock-out hole
• Make sure not to damage the exterior of the outdoor unit.
Caution
• Remove all burrs at the edge of the knock-out hole and apply the paints it to
prevent rust.
• Use a cable tube and bushing to prevent a cable from being damaged when passing through
a knock-out hole.
• After installing pipes, block the unused knock hole to prevent small animal from entering.
However, the radiant heat hole (A) should be able to intake air.
Caution for welding the pipe to an outdoor unit:
• When welding the pipe, the unit may get damaged by the heat
Caution
and flame from welding. Specifically outdoor's pipe near by EEV,the
fire would damage the EEV.Use a flame proofing cloth to protect
the unit from a welding fire or flame.
• The O-ring and Teflon packing inside service valve may get
damaged by the heat from welding. Wrap the bottom side of
the service valve with a wet cloth and weld it as shown in the
illustration. Also, water dripping from the wet cloth may interrupt
the welding. Make sure the water does not drip from the wet cloth.
• Make sure that connected pipes does not interrupt each other or
make contact with the product. (Vibration may cause damage to
the pipes.)
2. Outdoor unit refrigerant pipe connection
Classification Front, flank, rear side of pipe connection
• First, remove the pipe cover from the unit.
• Separate the knock-out hole to use.If the hole
Working is open,small animals such as squirrels and rats
process may get into the unit through the hole and the
unit may be damaged.
High pressure
(Liquid side)
Bottom side of pipe connection
• Separate the knock-out hole at the bottom side
of the unit and install the pipe.
• After installing and insulating the pipe,close up
the remaining gap. If the gap remains open, small
animals such as rats and squirrels may get inside
the unit and cause damage to the unit.
A
Low pressure
(Gas side)
25