Panasonic CU-2S18NBU-1 service manual Installation Instruction, Select The Best Location

Models: CU-2S18NBU-1

1 43
Download 43 pages 32.39 Kb
Page 15
Image 15
10. Installation Instruction

10. Installation Instruction

10.1 SELECT THE BEST LOCATION

10.1.1OUTDOOR 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.

Recommended installation height for outdoor unit should be above the seasonal snow level.

Refrigerant piping size

Outdoor Unit

CU-2S18***

 

 

Liquid - side

ø1/4" thickness 1/32"

 

 

Gas - side

ø3/8" thickness 1/32"

 

 

Outdoor Unit

CU-2S18***

 

 

Min. total piping length for

65.6 ft

additional gas

 

If total piping length of all indoor units exceeds the minimum length listed above, additionally charge with 0.2 oz of refrigerant (R410A) for each additional feet of piping.

10.1.2Outdoor Unit Installation Diagram

This illustration is for explanation purposes only. * Note:

Respective indoor unit installation procedure shall refer to instruction manual provided in the indoor unit packaging.

Allowable piping length

 

Outdoor Unit

 

CU-2S18***

Allowable piping length of each indoor unit (min. ~ max.)

 

9.8 ft ~ 82.0 ft

Allowable total piping length of all indoor unit

 

164.0 ft or less

 

 

 

 

 

Height difference between indoor and outdoor unit

Outdoor unit located on upper side

 

49.2 ft or less

Outdoor unit located otherwise

 

24.6 ft or less

 

 

 

Height difference between indoor unit

 

Outdoor unit located on upper side

 

24.6 ft or less

 

 

 

 

 

Outdoor unit located otherwise

 

49.2 ft or less

 

 

 

 

 

 

 

 

15

Page 15
Image 15
Panasonic CU-2S18NBU-1 service manual Installation Instruction, Select The Best Location