Nortek GKU18USV4DH - Page 21

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 aroun
d 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