Mitsubishi Electronics MSZ-D30/36NA Outdoor Unit Installation, Connecting Wires For Outdoor Unit

Models: MSZ-D30/36NA MSY-D30/36NA

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Right piping

Rear or bottom piping  3ODFHWKHUHIULJHUDQWSLSLQJDQGWKHGUDLQKRVHWRJHWKHUWKHQ¿UPO\DSSO\SLSLQJWDSH * 

from the end.

2)Insert the piping and the drain hose into the wall hole sleeve (C), and attach the upper part of the indoor unit on the installation plate (1).

3)Check if the indoor unit is attached securely on the installation plate (1) by moving the unit to left and right.

4)Attach the lower part of the indoor unit into the installation plate (1).

Right piping

Note:

Before performing the following, make sure that wiring is completed, and the conduit cover is installed. (Refer to 2-3.)

1)Place the refrigerant piping and the drain hose together, shift them to left side of the

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2)Insert the piping and the drain hose into the wall hole sleeve (C), and attach the upper part of the indoor unit on the installation plate (1).

3)Check if the indoor unit is attached securely on the installation plate (1) by moving the unit to left and right.

4)Attach the lower part of the indoor unit into the installation plate (1).

Cut off in case of down- ward piping.

2-5-2. DRAIN PIPING

If the extension drain hose has to pass through a room, be sure to wrap it with in-

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The drain hose should point downward for easy drain. (Fig. 1)

‡ ,IWKHGUDLQKRVHSURYLGHGZLWKWKHLQGRRUXQLWLVWRRVKRUWFRQQHFWLWZLWKD¿HOG supplied drain hose (I). (Fig. 2)

When connecting the drain hose to a hard vinyl chloride pipe, be sure to insert it securely into the pipe. (Fig. 3)

 

Drain

 

Drain hose

 

hose

27-9/16 in.

Hard vinyl chloride pipe

Downward

 

I.D. 1-3/16 in.

 

(70 cm)

 

(30 mm)

slope

Soft hose I.D.

or more

 

 

 

Insert

 

19/32 in.

 

 

(15 mm)

Different

securely

 

 

 

 

 

diameter joint

 

Fig. 1

Fig. 2

 

Fig. 3

Do not make drain piping as shown below.

Do not raise

 

Accumulated

 

 

At least

 

 

drain water

 

Tip of drain

1-31/32 in.

 

 

 

 

(50 mm)

 

 

Air

 

hose dipped

 

 

 

gap

 

 

 

in water

 

 

 

 

 

Water

Water

Waving

Water

Ditch

 

leakage

leakage

leakage

 

3. OUTDOOR UNIT INSTALLATION

3-1. CONNECTING WIRES FOR OUTDOOR UNIT

1)Remove the service panel.

2)Remove the conduit cover.

3)Attach the conduit connector to conduit cover with lock nut then secure it against unit with screws.

4)Connect ground wires of indoor/outdoor unit connecting wire (A) and power supply cord

(K)to the TB support.

5)Loosen the terminal screw, and attach indoor/outdoor unit connecting wire (A) from the indoor unit correctly on the terminal block. Attach the wire to the terminal block securely so that its core cannot be seen, and no external force affects the connecting section of the terminal block.

6)Firmly tighten the terminal screws. After tightening, verify that the wires are tightly fas- tened.

7)Connect power supply cord (K).

8)Install the conduit cover.

9)Install the service panel securely.

 

 

5/8 in.

1-3/8 in.

 

(15 mm)

(35 mm)

 

 

Lead

 

 

 

 

wire

 

 

Power supply cord (K)

Service panel

Grounding terminal

Lock nut

Conduit cover

Connector

Terminal block

Power supply cord (K)

 

Indoor/outdoor unit connecting wire (A)

to conduit cover

 

 

Make ground wire a little longer than oth-

 

 

 

ers. (More than 1-3/8 in. [35 mm])

 

 

For future servicing, leave some slack in

 

 

 

the connecting wires.

TB support

 

 

 

 

 

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Mitsubishi Electronics MSZ-D30/36NA Outdoor Unit Installation, Connecting Wires For Outdoor Unit, Drain Piping