Friedrich MW12C1H Air Conditioner User Manual


 
Installation Manual
Installing Indoor Unit
The piping can be output from right, right rear, left
or left rear.
When routing the piping and wiring from the left
or right side of indoor unit, cut off the tailings
from the chassis as necessary(As shown in Fig.7)
Cut off the tailings 1 when routing the wiring only;
Cut off the tailings 1 and tailings 2 when routing
both the wiring and piping.
Take out the piping from body case, wrap the piping,
power cords, drain hose with the tape and make them
through the piping hole. (As shown in Fig.8)
Hang the mounting slots of the indoor unit on the
upper hooks of the mounting plate and check if it is
firm enough.(As shown in Fig.9)
The height of the installed location should be 8ft
or more from the floor.
Installing Connection Pipe
Align the center of the piping flare with the relevant valve.
Screw in the flare nut by hand and then tighten the
nut with spanner and torque wrench referring to the
following:
NOTE: Firstly connect the connection pipe to indoor unit, then to outdoor unit; pay attention
to the piping bending, do not damage the connection
pipe; ensure the joint nut is adequately
tightened, otherwise it may cause leakage.
Spanner
Torque
wrench
Piping
Taper nut
Indoor unit piping
Fig.9
Mounting
plate
Fixing hook
Mounting
plate
Right
Right rear
Fig.8
Left rear
Left
Fig.7
Tailing 1
Tailing 2
Finally wrap it
with tape
Gas side piping
insulation
Water drainage pipe
Liquid side
Piping insulation
Gas side pipe
External connection
electric wire
Liquid side piping
Hex nut diameter
Tightening torque (lb ft)
11 ~ 14.7
22.8 ~ 25.8
36.9 ~ 40.6
44.3 ~ 47.9
51.6 ~ 55.3
After tightening the screws, slightly pull the wire and confirm whether it is firm or not.
Ensure all wiring connections are secure and the cover plates are reinstalled properly.Poor
NOTE:
All interconnecting wiring between indoor and outdoor unit must be performed by a
a licenced electrical contractor
The electric wiring must be correctly connected.Improper connection may cause spare parts
malfunction.
Tighten the terminal screws adequately to prevent loosening.
Ensure the electrical connections are properly earthed to prevent electrical shocks.
installations that allow dust or moisture incursion may cause fire or electrocution.
40
6ft