Connection Of Piping - Panasonic cs-pa7dkd Service Manual

9.4.2.

Connection of piping

Remove the indoor piping
Pull the tube out of chassis.
Fig.12
For the right piping
1. Pull the tube out of chassis.
2. Insert the tube and drain hose into the hole.
3. Insert the connecting cable into the indoor unit
through the hole.
Do not connect the unit to power supply.
Make a small loop with the cable for easy
connection later.
4. Tape the tube,drain hose and cable.
Fig.13
Indoor/Outdoor
Connecting cable
41
CS-PA7DKD / CU-PA7DKD / CS-PC7DKD / CU-PC7DKD
Connecting
cable
Fig.14
5. Indoor unit installation
Hook the indoor unit onto the upper portion of
installation plate. (Engage the two hooks of the rear
top of the indoor unit with the upper edge of the
installation plate.)
Ensure the hooks are properly seated on the installation
plate by moving it left and right.
Press the lower left and right side of the unit against the
installation plate until the hooks engages with their slots
(sound clicks)
Fig.15
6. Connecting the piping to the indoor unit
• Align the center of the piping and sufficiently tighten the
flare nut with fingers.
• 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 arrow on the
wrench.
Model Piping side
PA7DKD
Liquid side 1 4"
PA9DKD
PC7DKD
Gas side 3/8"
PC9DKD
Indoor/Outdoor
Connecting cable
Gas side piping
Liquid side piping
Drain hose
Drain hose
Connecting cable
Torque
18N . m
/
42N . m