Electric Wiring Work - Daikin FCQ71DV3B Installation Manual

8. ELECTRIC WIRING WORK

• All field supplied parts and materials and electric works must conform to local codes.
• Use copper wire only.
• For electric wiring work, refer to also "WIRING DIAGRAM" attached to the unit body.
• For remote controller wiring details, refer to the installation manual attached to the remote controller.
• All wiring must be performed by an authorized electrician.
• A circuit breaker capable of shutting down power supply to the entire system must be installed.
• Refer to the installation manual attached to the outdoor unit for the size of power supply electric wire con-
nected to the outdoor unit, the capacity of the circuit breaker and switch, and wiring instructions.
• Be sure to ground the air conditioner.
• Do not connect the ground wire to gas pipes, plumbing pipes, lightning rods, or telephone ground wires.
• Gas pipes: might cause explosions or fire if gas leaks.
• Plumbing: no grounding effect if hard vinyl piping is used.
• Telephone ground wires or lightning rods: might cause abnormally high electric potential in the ground
during lighting storms.
• Specifications for field wire
The remote control cord should be procured locally. Refer to the Table 4 when preparing one.
Table 4
Wiring the units
Remote controller cord
*This will be the total extended length in the system when doing group control.
NOTE
1. Shows only in case of protected pipes. Use H07RN-F in case of no protection.
2. Vinyl cord with sheath or cable (Insulated thickness : 1mm or more)
Connection of wiring between units, ground wire and for the remote controller cord (Refer to Fig. 26)
• Wiring the units and ground wire
Remove the terminal box lid and connect wires of matching number to the terminal block for wiring the units
(3 P) inside. And connect the ground wire to the ground terminal. In doing this, pull the wires inside through the
hole and fix the wires securely with the included clamp (4) (2 points).
• Remote controller cords (not neccessary for slave unit of simultaneous operation system)
Remove the terminal box lid and pull the wires inside through the hole and connect to the terminal block for
remote controller (6 P). (no polarity) Securely fix the remote controller cord with the included clamp (4) (2 points).
• After connection, attach sealing pad (12)
• Be sure to attach it to prevent the infiltration of water from the outside.
English
Wire
H05VV – U4G (NOTE 1)
Vinyl cord with sheath or cable NOTE 2 (2 wire)
2
Length
Size (mm )
2.5 –
0.75 – 1.25 Max. 500 m *
15