Heat Controller DMC12SB-0 ConnectionOfTheDrainHose, ConnectionOfPiping-Outdoor, Outdoor unit

Installation

ConnectionOfTheDrainHose

•The drain hose can be connected at two different positions. Use the most convenient position and, if necessary, exchange the position of the drain pan, rubber cap and the drain hose.

➊Drain pan

➋ Rubber cap

➌ Drain hose

➍ Exchange if necessary

•Remove the drain hose.

•Securely insert both the rubber plug and drain hose into the drain outlets.

Be sure the rubber the cap is securely fastened so that there is no leakage.

2

4

3

1

ConnectionOfPiping-Outdoor

Put a couple drops of refrigerant oil on

the face of the flare before assembling

Outdoor unit

taking care not to add any contaminants.

Align the center of the pipings and suffi- ciently tighten the flare nut by hand.

Finally, tighten the flare nut with torque wrench until the wrench clicks.

•When tightening the flare nut with torque wrench, ensure the direction for tightening fol- lows the arrow on the wrench.

Suction Line piping (Bigger diameter)

Evaporator Line piping (Smaller diameter)

Torque wrench

Outside diameter		Torque
		(lbf.ft)
mm	inch
Ø6.35	1/4	13.0
Ø9.52	3/8	30.4
Ø12.7	1/2	39.8
Ø15.88	5/8	47.7
Ø19.05	3/4	47.7

Service Manual 25