INSTALLATION MANUAL 3.3/3.4Installation of Refrigerant Lines & Drain Line
Thermal insulation treatment is required on refrigerant lines and drain line to prevent condensation as
both lines have dews to drip down.
When using pipes purchased from market as refrigerant lines, please wrap and tighten the liquid line and
the suction line with thermal insulation materials purchased in the market (thickness of heat resistance
insulation material is over 12mm).
Drain line crossing indoor must be wrapped and tightened with thermal insulation material ( foam polyethylene, with
specific gravity of 0.03 kg/m
3
and over 9 mm of thickness) purchased from the market.
INDOOR UNIT
1.Location of Refrigerant Lines and Drain Line
Push-out hole for floor mounting
4- 10 Hole
Push-out hole for
bottom connection
Push-out hole for bottom
connection 120X70
As for push-out holes at the bottom
marked with for connection, use
saw blade to open the hole along the
direction of channel only within the
necessary range.
Unit:mm
Connection terminal for
indoor/outdoor unit
electrical organs box (control unit box)
Power supply terminal
Liquid pipe
Suction pipe
External dia. of drain line
26 ( Connecting
PVC pipe ).
140X80 push-out hole for refrigerant,
drain line & cables.
90X60 long push-out hole for
refrigerant, drain line (same
hole also at left lateral)
Push-out hole for cable 27 (same
hole also located at left lateral)
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