Panasonic CS-E7MKDW / CU-E7MKD / CS-E9MKDW / CU-E9MKD / CS-E12MKDW / CU-E12MKD / CS-E15MKDW / CU-E15MKD / CS-E18MKDW / CU-E18MKD Service Manual ▷ View online
45
1. For the right rear piping
2. For the right and right bottom piping
3. For the embedded piping
(This can be used for left rear piping and bottom piping also.)
46
11.2.4. Connect the Cable to the Indoor Unit
1. The inside and outside connection cable can be
connected without removing the front grille.
2. Connection cable between indoor unit and outdoor unit
shall be approved polychloroprene sheathed 4 x 1.5 mm
2
flexible cord, type designation 245 IEC 57 or heavier
cord.
cord.
3. Bind all the indoor and outdoor connection cable with
tape and route the connection cable via the escapement.
4. Remove the tapes and connect the connection cable
between indoor unit and outdoor unit according to the
diagram below.
diagram below.
5. Secure the connection cable onto the control board with the holder (clamper).
• Ensure the colour of wires of outdoor unit and the terminal Nos. are the same to the indoor’s respectively.
• Earth wire shall be Yellow/Green (Y/G) in colour and longer than other AC wires for safety reason.
• Earth wire shall be Yellow/Green (Y/G) in colour and longer than other AC wires for safety reason.
47
CUTTING AND FLARING THE PIPING
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.
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.
48
11.3. Outdoor Unit
11.3.1. Install the Outdoor Unit
• After selecting 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 and earthquake. Please fasten the installation stand firmly with bolt or
2. When installing at roof, please consider strong wind and earthquake. Please fasten the installation stand firmly with bolt or
nails.
11.3.2. Connect the Piping
Connecting the Piping to Indoor
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
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.
Connecting the Piping to Outdoor
Decide piping length and then cut by using pipe cutter. Remove
burrs from cut edge. Make flare after inserting the flare nut
(located at valve) onto the copper pipe.
Align center of piping to valve and then tighten with torque
wrench to the specified torque as stated in the table.
burrs from cut edge. Make flare after inserting the flare nut
(located at valve) onto the copper pipe.
Align center of piping to valve and then tighten with torque
wrench to the specified torque as stated in the table.
Connecting the Piping to Outdoor Multi
Decide piping length and then cut by using pipe cutter. Remove burrs from cut edge. Make flare after inserting the flare nut (locate
at valve) onto the copper pipe.
Align center of piping to valve and then tighten with torque wrench to the specified torque as stated in the table.
at valve) onto the copper pipe.
Align center of piping to valve and then tighten with torque wrench to the specified torque as stated in the table.
Model
A
B
C
D
E7***
570 mm
105 mm
18.5 mm
320 mm
E9***
E12***
E15***
E15***-3
E12***
E15***
E15***-3
613 mm
131 mm
16 mm
360.5 mm
E18***
E21***
E24***
E28***
E21***
E24***
E28***
Do not overtighten, overtightening cause gas leakage.
Piping Size
Torque
6.35 mm (1/4”)
[18 N
m (1.8 kgf.m)]
9.52 mm (3/8”)
[42 N
m (4.3 kgf.m)]
12.7 mm (1/2”)
[55 N
m (5.6 kgf.m)]
15.88 mm (5/8”)
[65 N
m (6.6 kgf.m)]
19.05 mm (3/4”)
[100 N
m (10.2 kgf.m)]
Click on the first or last page to see other CS-E7MKDW / CU-E7MKD / CS-E9MKDW / CU-E9MKD / CS-E12MKDW / CU-E12MKD / CS-E15MKDW / CU-E15MKD / CS-E18MKDW / CU-E18MKD service manuals if exist.