Panasonic CU-2E15GBE User Manual

31 

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). 

 
 
 
 
 
 
 
 
 
 

•  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. 

 
 
 
 
 
 
 
 
 
 

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