7. INSTALLATION INSTRUCTIONS

7-1. Installation Site Selection

7-1-1. 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.

5 cm

15 cm min.

5 cm

 

 

min.

min.

 

 

 

 

Front View

 

direct sunlight.

nearby heat sources that may affect performance of the unit.

areas where leakage of flammable gas may be expected.

places where large amounts of oil mist exist.

DO:

select an appropriate position from which every corner of the room can be uniformly cooled. (High on a wall is best.)

 

 

Fig. 1

 

 

 

Tubing length (L)

 

INDOOR

 

 

UNIT

 

 

 

 

 

 

 

 

 

 

 

 

 

Elevation

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

OUTDOOR

 

 

difference (H)

 

 

 

 

 

 

UNIT

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Fig. 2

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

select a location where tubing and drain hose have the shortest run to the outside.

allow room for operation and maintenance as well as unrestricted air flow around the unit. (Fig. 1)

install the unit within the maximum elevation difference (H) above or below the outdoor unit and within a total tubing length (L) from the outdoor unit as detailed in Table 1 and Fig. 2.

CAUTION

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

Indoor unit

Minimum height from floor level

1.5 m

Wall

Table 1

Floor level

Fig. 3

 

Max. Allowable Tubing

Limit of Tubing

Limit of Elevation

Required Amount of

Model

Length at Shipment

Length (L)

Difference (H)

Additional Refrigerant

 

(m)

(m)

(m)

(g/m)*

K77 / 97

5

15

5

15

 

 

 

 

 

K127

5

20

5

20

 

 

 

 

 

*If total tubing length becomes a) 5 to 15 m (Max.), b) 5 to 20 m (Max.), charge additional refrigerant (R22) by a) 15 g/m, b) 20 g/m. No additional charge of compressor oil is necessary.

32

Page 32
Image 32
Sanyo SAP-K77RAX, Sanyo Split System Air Conditoner service manual Installation Instructions, Installation Site Selection