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
Drain hose
2. Installation Site Selection
Outside drainage
WARNING
AVOID:
●direct sunlight.
To prevent abnormal heat genera- 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.
Fig. 1
| 6" (15 cm) | 2" (5 cm) |
2" (5 cm) | min. | |
| min. | |
min. |
| |
|
| |
| Front View |
|
●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.
| Fig. 2 |
INDOOR | Tubing length (L) |
UNIT |
|
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 |
shortest run to the outside. (Fig. 1) |
Elevation | OUTDOOR | |
difference (H) | ||
UNIT | ||
|
Fig. 3a
● 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 or below the outdoor unit and within a total tubing length |
(L) from the outdoor unit as detailed in Table 3 and Fig. 3a. |
● Install the indoor unit more than 3.3' (1 m) away from any |
antenna or power lines or connecting wires used for television, |
radio, telephone, security system, or intercom. Electrical noise |
from any of these sources may affect operation. |
CAUTION
For stable operation of the air conditioner, do not install
Indoor unit
Wall
Minimum height from floor level
5' (1.5 m)
Table 3
Floor level
Fig. 3b
| Max. Allowable Tubing | Limit of Tubing | Limit of Elevation | Required Amount of |
Model | Length at Shipment | Length (L) | Difference (H) | Additional Refrigerant |
| (ft.) | (ft.) | (ft.) | (oz./ft.)* |
|
|
|
|
|
KHS1872 | 25 | 98 | 49 | 0.27 |
|
|
|
|
|
KHS2472 | 33 | 98 | 49 | 0.27 |
|
|
|
|
|
*If total tubing length becomes 25 to 98 ft. (Max.) or 33 to 98 ft. (Max.), charge additional refrigerant (R410A) by 0.27 oz./ft.
No additional charge of compressor oil is necessary. For more detailed charging information, refer to the Technical & Service Manual.
4