Install The Outdoor Unit; Connecting The Piping - Panasonic CS-A12ATP5 Service Manual

CS-A12ATP5 CU-A12ATP5 / CS-A18ATP5 CU-A18ATPT5 / CS-A24ATP5 CU-A24ATPT5
9.3. OUTDOOR UNIT
9.3.1. SELECT THE BEST LOCATION
(Refer to "Select the best location" section)
9.3.2.

INSTALL THE OUTDOOR UNIT

At the best location, start installation according to
Indoor/Outdoor Unit Installation Diagram.
1. Fix the unit on concrete or rigid frame firmly and horizontally
by bolt nut. (ø10 mm).
2. When installing at roof, please consider strong wind. Please
fasten the installation stand firmly with bolt or nails.
9.3.3.

CONNECTING THE PIPING

Connecting The Piping To Indoor Unit
Please make flare after inserting flare nut (locate at joint portion
of tube assembly) onto the copper pipe. (In case of using long
piping)
Connect the piping
• Align the center of piping and sufficiently tighten the flare
nut with fingers.
• Further tighten the flare nut with torque wrench in specified
torque as stated in the table.
Pipe size
Liquid Side 1/4"
Gas Side 1/2"
Gas Side 5/8"
Connecting The Piping To Outdoor Unit
CUTTING AND FLARING THE PIPING
Torque
18 N.m
55 N.m
65 N.m
32
1. Align the center of the pipings and sufficiently tighten
the flare nut with fingers.
2. Finally, tighten the flare nut with torque wrench until the
wrench clicks.
• When tightening the flare nut with torque wrench,
ensure the direction for tightening follows the arrow
on the wrench.
1. Please cut using pipe cutter and then remove the burrs.
2. Remove the burrs by using reamer. If burrs is not
removed, gas leakage may be caused.
Turn the piping end down to avoid the metal powder
entering the pipe.
3. Please make flare after inserting the flare nut onto the
copper pipes.