1-5. Additional Materials Required for Installation

1.Refrigeration (armored) tape

2.Insulated staples or clamps for connecting wire (See local codes)

3.Putty

4.Refrigeration lubricant

5.Clamps or saddles to secure refrigerant tubing

Indoor unit

2. Installation Site Selection

2-1. Indoor Unit

WARNING

AVOID:

To prevent abnormal heat generation and the possibility of fire, do not place obstacles, enclosures and grilles in front of or surrounding the air conditioner in a way that may block air flow.

Drain hose

Outside drainage

Fig. 1

direct sunlight.

nearby heat sources that may affect performance of the unit.

areas where leakage of flammable gas may be expected.

placing or allowing any obstructions near the A/C inlet or outlet.

installing in rooms that contain instant-on (rapid-start) fluorescent lamps. (These may prevent the A/C from receiving signals.)

places where large amounts of oil mist exist.

installing in locations where there are devices that generate high-frequency emissions.

DO:

select an appropriate position from which every corner of

the room can be uniformly cooled. (High on a wall is best.)

select a location that will hold the weight of the unit.

select a location where tubing and drain hose have the

 

 

6" (15 cm)

2" (5 cm)

 

 

2" (5 cm)

min.

 

 

 

min.

 

 

min.

 

 

 

 

 

 

 

 

Front View

 

 

 

 

Fig. 2

 

 

 

INDOOR

Tubing length (L1)

 

 

 

UNIT (1)

 

INDOOR

 

 

 

 

 

 

 

 

UNIT (2)

 

 

Elevation

L2

 

 

 

difference (H1)

OUTDOOR

 

H2

 

 

UNIT

 

 

 

 

L3

 

 

H4

INDOOR

L4

INDOOR

H3

 

UNIT (4)

UNIT (3)

 

Fig. 3a

shortest run to the outside. (Fig. 1)

allow room for operation and maintenance as well as

unrestricted air flow around the unit. (Fig. 2)

install the unit within the maximum elevation difference

(H1, H2, H3, H4) above or below the outdoor unit and

within a total tubing length (L1+L2+L3, L1+L2+L3+L4)

from the outdoor unit as detailed in Table 3 and Fig. 3a.

CAUTION

For stable operation of the air conditioner, do not install wall-mounted type indoor units less than 5' (1.5 m) from floor level.

Indoor unit

Wall

Minimum height from floor level

5' (1.5 m)

Floor level

Fig. 3b

4

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Sanyo KMS1872, KMS2472 service manual Installation Site Selection, Additional Materials Required for Installation