Panasonic CS-E7GKEW, Service Manual

Page: 31 / 77

31
12.2.4 Connect the Cable to the Indoor Unit
1. The inside and outside connecting cable can be connected without removing the front grille.
2. Connecting cable between indoor unit and outdoor unit shall be approved polychloroprene sheathed 3
(C9GK, C12GK) x 1.5mm
2
flexible cord, type designation 245 IEC 57 or heavier cord.
o
Ensure the color of wires of outdoor unit and the terminal numbers are the same to the indoor’s
respectively.
o
Earth lead wire shall be longer than the other lead wires as shown in the figure for the electrical safety
in case of the slipping out of the cord from the anchorage.
o
Secure the cable onto the board with the holder (clamper).
12.3 Outdoor Unit
12.3.1 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 (ø10mm).
2. When installing at roof, please consider strong wind and earthquake. Please fasten the installation stand
firmly with bolt or nails.
12.3.2 Connecting the Piping
12.3.2.1 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.
Piping size (Torque)
Model
Gas Liquid
E7GK, E9GK, E12GK 3/8” (42 Nm) 1/4 (18 Nm)
E15GK, E18GK 1/2” (55 Nm) 1/4 (18 Nm)
Terminals on the indoor unit
1 2 3
Color of wires
Terminals on the outdoor unit
1 2 3
1 2 3
570
5.
81
02
3
105
Spanner
or wrench
Torque
wrench