Friedrich Floating Air Pro-Premiere FPHW091 Service & Parts Manual page 26

Site Instructions
Site for Installing Indoor Unit
• Ensure that unit is mounted where air flow will not be
restricted.
• Keep the required space from the unit to the ceiling and wall
according to the installation diagram on previous page.
• Where the air filter can be easily removed.
• Keep the obstacles between the indoor unit and remote controller
3ft away from any source of radio frequency or electromagnet
interference
• keep as far as possible from fluorescent lamps.
• Do not put anything near the air inlet to obstruct airflow.
• Install on a wall that is strong enough to bear the weight of the unit
• Install in a place that will not increase operation noise and vibration.
• Keep away from direct sunlight and heating sources. Do not place
flammable materials or combustion apparatuses on top of the unit
Site for Installing Outdoor Unit
• Clear open space with good unrestricted airflow.
• Avoid installing it where flammable gas could leak.
• Keep the required distance apart from the wall.
• Keep the outdoor unit away from greasy dirt.
• A fixed base where it is not subject to increased operation noise.
• Where there is not any blockage of the air outlet.
• Avoid installing under direct sunlight, in an aisle or sideway,
or near heat sources and ventilation fans. Keep away from
flammable materials, thick oil fog. and wet or uneven places.
• In case the pipe length is more than (24.5 ft), the refrigerant
should be charged additionally, according to below table.
Capacity Pipe Size
(Btu/h)
LIQUID
If the height or pipe length is out of the scope of the table, please consult your installer or Friedrich /!ur Conditioning.
9k‑12 1/4"(Ø6.35)
18k 1/4"(Ø6.35)
24k‑36k 3/8"(Ø9.52)
26
INSTALLATION
24K
30K-36K
Standard
Length (ft)
GAS
3/8"(Ø9.52) 24.5
1/2"(Ø12.7) 24.5
5/8"(Ø15.88) 24.5
Indoor unit
Indoor unit is higher than outdoor unit
Figure 403
Pipe length is
(65.4ft) Max.
Indoor unit
Outdoor unit is higher than indoor unit
Figure 404
1.0
1.5
Max. Max. Length
Elevation A (ft)
B (ft)
33 49
33 49
33 49
Pipe lenglhls
(65.4ft) Max.
Outdoor unit
Outdoor unit
Additional
Refrigerant
(oz/ft)
.22
.22
.32