10. Installation Instruction

10.1 Select The Best Location

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.

 

Refrigerant piping size

 

 

Outdoor Unit

CU-5E36***

 

 

Liquid - side

ø1/4" (ø6.35 mm) thickness 1/32" (t0.8 mm)

 

 

Gas - side

ø3/8" (ø9.52 mm) thickness 1/32" (t0.8 mm)

*(ø1/2" (ø12.7 mm) thickness 1/32" (t0.8 mm))

 

*In case of indoor is CS-E24***, then ø1/2" (ø12.7 mm) thickness 1/32" (t0.8 mm) gas-pipe size must be used together with CZ-MA2P (pipe size expander)

Outdoor Unit

CU-5E36***

Min. total piping length for additional gas

147.6 ft (45 m)

If total piping length of all indoor units exceeds the minimum length listed above, additionally charge with 0.2 oz (20g) of refrigerant (R410A) for each additional feet (meter) of piping.

Allowable piping length

Outdoor Unit

 

CU-5E36***

 

 

 

 

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

 

9.8 ft ~ 82.0 ft (3 m ~ 25 m)

 

 

 

 

Allowable total piping length of all indoor unit

 

262.4 ft (80 m) or less

 

 

 

 

Height difference between indoor and outdoor unit

Outdoor unit located on upper side

 

49.2 ft (15 m) or less

 

 

 

Outdoor unit located otherwise

 

24.6 ft (7.5 m) or less

 

 

 

 

 

 

Height difference between indoor unit

Outdoor unit located on upper side

 

24.6 ft (7.5 m) or less

 

 

 

Outdoor unit located otherwise

 

49.2 ft (15 m) or less

 

 

 

 

 

 

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Panasonic CU-5E36QBU service manual Installation Instruction, Select The Best Location