1-6. 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
Drain hose
2. Installation Site Selection
To prevent abnormal heat genera-
WARNING
tion and the possibility of fire, do not place obstacles, enclosures and grilles in front of or surround- ing the air conditioner in a way that may block air flow.
2" (5 cm) min. *6" (15 cm) min.
Outside drainage
Fig. 1
2" (5 cm) min. |
|
*6" (15 cm) min. | 2" (5 cm) min. |
| *6" (15 cm) min. |
*KHS1852 only | Front View |
AVOID:
●direct sunlight.
●nearby heat sources that may affect performance of the unit.
●areas where leakage of flammable gas may be expected.
●places where large amount of oil mist exist.
DO:
| Fig. 2 | |
INDOOR | Tubing length (L) | |
UNIT |
| |
Elevation | OUTDOOR | |
difference (H) | ||
UNIT | ||
|
● 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 |
shortest run to the outside. (Fig. 1) |
Fig. 3a
CAUTION | Indoor unit |
Wall
● allow room for operation and maintenance as well as unre- |
stricted air flow around the unit. (Fig. 2) |
● install the unit within the maximum elevation difference (H) |
above the outdoor unit and within a total tubing length (L) |
from the outdoor unit as detailed in Table 3 and Fig. 3a. |
Table 3
For stable operation of the air conditioner, do not install
Fig. 3b
Minimum height from floor level 5 ft. (1.5 m)
Floor level
Max. Allowable Tubing | Limit of Tubing | Limit of Elevation | Required Amount of |
|
Length at Shipment | Length (L) | Difference (H) | Additional Refrigerant | Model |
(ft.) | (ft.) | (ft.) | (oz./ft.)* |
|
|
|
|
|
|
25 | 50 | 23 | a) 0.16 | 9,000 BTU |
|
|
|
|
|
25 | 65 | 23 | b) 0.27 | 12,000/18,000 BTU |
|
|
|
|
|
*If total tubing length becomes a) 25 to 50 ft. (max.), b) 25 to 65 ft. (max.) charge additional refrigerant (R22) by a) 0.16 oz./ft., b) 0.27 oz./ft. No additional compressor oil is necessary.
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