Panasonic cs-e18nkua, CU-E18NKUA, CU-E24NKUA installation

Order No: PAPAMY1204088CE

Installation Manual

Indoor Unit Outdoor Unit CS-E18NKUA CS-E24NKUA

WARNING

This service information is designed for experienced repair technicians only and is not designed for use by the general public. It does not contain warnings or cautions to advise non-technical individuals of potential dangers in attempting to service a product. Products powered by electricity should be serviced or repaired only by experienced professional technicians. Any attempt to service or repair the products dealt with in this service information by anyone else could result in serious injury or death.

PRECAUTION OF LOW TEMPERATURE

In order to avoid frostbite, be assured of no refrigerant leakage during the installation or repairing of refrigerant circuit.

CU-E18NKUA CU-E24NKUA

11. Installation Instruction

11.1 Select the Best Location

11.1.1 Indoor Unit

 Do not install the unit in excessive oil fume area

such as kitchens, workshops and etc.

 There should not be any heat source or steam

near the unit.

 There should not be any obstacles blocking the air

circulation.

 A place where air circulation in the room is good.  A place where drainage can be easily done.  A place where noise prevention is taken into

consideration.

 Do not install the unit near the door way.  Ensure the spaces indicated by arrows from the

wall, ceiling, fence or other obstacles.

 Recommended installation height for indoor unit

shall be at least 8.2 ft.

11.1.2 Outdoor Unit

 If an awning is built over the unit to prevent direct

sunlight or rain, be careful that heat radiation from the condenser is not obstructed.

 There should not be any animal or plant which

could be affected by hot air discharged.

 Keep the spaces indicated by arrows from wall,

ceiling, fence or other obstacles.

 Do not place any obstacles which may cause a

short circuit of the discharged air.

 If piping length is over the [piping length for

additional gas], additional refrigerant should be added as shown in the table.

 Recommended installation height for outdoor unit

should be above the seasonal snow level.

11.2 Indoor/Outdoor Unit Installation Diagram

Example: For E18NKUA If the unit is installed at 41 ft distance, the quantity

of additional refrigerant should be 2.46 oz ....

(41 - 32.8) ft x 0.3 oz/ft = 2.46 oz.

11.3 Indoor Unit

11.3.1 How to Fix Installation Plate

The mounting wall must be strong and solid enough to prevent it from the vibration.

The center of installation plate should be at more than c at right and left of the wall. The distance from installation plate edge to ceiling should more than d. From installation plate left edge to unit’s left side is e. From installation plate right edge to unit’s right side is f.

B : For left side piping, piping connection for liquid should be about g from this line.

: For left side piping, piping connection for gas should be about h from this line.

1 Mount the installation plate on the wall with 5 screws or more (at least 5 screws).

(If mounting the unit on the concrete wall, consider using anchor bolts.) o Always mount the installation plate horizontally by aligning the marking-off line with the thread and using

a level gauge.

2 Drill the piping plate hole with ø2-3/4" hole-core drill.

o Line according to the left and right side of the installation plate. The meeting point of the extended lin

the center of the hole. Another method is by putting measuring tape at position as shown in the diagram above. The hole center is obtained by measuring the distance namely 5-1/16" for left and right hole respectively.

o Drill the piping hole at either the right or the left and the hole should be slightly slanting to the outdoor

side.

11.3.2 To Drill a Hole in the Wall and Install a Sleeve of Piping

1 Insert the piping sleeve to the hole. 2 Fix the bushing to the sleeve. 3 Cut the sleeve until it extrudes about 19/32"

from the wall.

e is

4 Finish by sealing the sleeve with putty or

caulking compound at the final stage.

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