Piping Length And Elevation; Operation Ranges - Friedrich MR36Y3J Installation Manual

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Piping Length and Elevation

Pipe Size
Capacity
GAS
(Btu/h)
mm inch
9k, 12k Ø9.52 3/8
Indoor unit
CAUTION
!
Capacity is based on standard length and maximum allowable length is on the basis of relia-
bility.
Additional refrigerant must be charged for pipe length longer than 41ft (12.5m).

Operation ranges

The table below indicates the temperature ranges the air conditioner can be Operated within.
Mode
Cooling 64.4°F~89.6°F(18°C~32°C)
Heating
Standard
LIQUID Length
m(ft)
mm inch
Ø6.35 1/4 7.5(25)
A
B
Outdoor unit
Indoor temperature
60.8°F~86°F(16°C~30°C)
Max. Min Max.
Elevation Length Length
Ⓑ m(ft) Ⓐ m(ft) Ⓐ m(ft)
10(33) 2(6.6) 20(66)
A
Indoor unit
Outdoor temperature
-0.4°F~118.4°F(-18°C~48°C)
-4°F~75.2°F(-20°C ~ 24°C)
Additional Refrigerant for
longer than 12.5m(41ft)
g/m oz/ft
20 0.22
Outdoor unit
B