Heat Controller DMH18DB-1 manual For left rear piping, Flaring Work and Connection of Piping

Flaring Work and Connection of Piping

For left rear piping

1.Route the indoor tubing and the drain hose to the required piping hole position.

2.Insert the piping, drain hose, and the connecting cable into the piping hole.

3.Insert the connecting cable into the indoor unit.

•Don't connect the cable to the indoor unit.

•Make a small loop with the cable for easy connec- tion later.

4.Tape the drain hose and the connecting cables.

1	2
	Connecting
	cable
	Drain pipe

5.Indoor unit installation

•Hang the indoor unit from the hooks at the top of the installation plate.

•Insert the spacer etc. between the indoor unit and the installation plate and separate the bottom of the indoor unit from the wall.

Indoor unit

Installation plate 8cm

Spacer

Connecting the piping to the indoor unit and the drain hose to drain pipe.

1.Align the center of the pipes and sufficiently tighten the flare nut by hand.

2.Tighten the flare nut with a wrench.

Outside diameter		Torque
mm	inch	kgf.m(lbf-ft)
Ø6.35	1/4	1.8~2.5(13)
Ø9.52	3/8	3.4~4.2(30)

3.When extending the drain hose at the indoor unit, install the drain pipe.

Indoor unit tubing Flare nut Pipes

Open-end wrench (fixed)

Flare nut

Wrench Connection pipe

Indoor unit tubing

Drain hose

Indoor unit drain hose

Adhesive Vinyl tape (narrow)

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