DC Inverter U-match Series Floor Ceiling Type Unit
15
4.3.5 Checking the Pipe Connections for Gas Leaks
For both indoor and outdoor unit, be sure to check the joints for gas leaks with a
gas leakage detector.
4.3.6 Heat Insulation on the Pipe Joints (Indoor Unit 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/saddles.
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
clapms/saddles.
Fig. 4.15
