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
ground le
vel without being submersed
into water. All pipes must be
to the wall with clamps/saddles.
2).
Wrap tape around pipe starting at the
bottom and working up.
3). All pipes must be
tape and attached to wall
clapms/saddles.
î
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