Nortek GKU18USV4DH, Installation Instructions & Owner'S Manual

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DC Inverter U-match Series Cassette Type Unit
17
gas leakage detector.
4.3.6 Heat Insulation on the Pipe Joints (Indoor Side Only)
Attach coupler heat insulation (large and small) to the pipe connections.
Fig. 4.14
4.3.7 Liquid Pipe and Drain Pipe
(1). If the outdoor unit is installed lower than
the indoor unit (See Fig. 4.15)
1). A drain pipe should terminate above
ground level without being submersed
into water. All pipes must be attached to
the wall with clamps.
2). Wrap tape around pipe starting at the
bottom and working up.
3). All pipes must be bound together by tape
and attached to wall with clamps.
Fig. 4.15