Daikin VRV III Manual page 82

ED34-862
2. Tightening torque for the terminal screws.
• Use the correct screwdriver for tightening the terminal screws. If the blade of screwdriver is too small, the
head of the screw might be damaged, and the screw will not be properly tightened.
• If the terminal screws are tightened too hard, screws might be damaged.
• Refer to the table below for the tightening torque of the terminal screws.
Terminal block for remote controller (6P)
Power supply terminal block (3P)
Ground terminal
When none are available, follow the instructions below.
3. Do not connect wires of different gauge to the same grounding terminal.
Connect wires of the
same gauge to both
side.
Looseness in the connection may deteriorate protection.
4. Outside of the unit, keep transmission wiring at least 50mm away from power supply wiring. The equip-
ment may malfunction if subjected to electrical (external) noise.
5. For remote controller wiring, refer to the "INSTALLATION MANUAL OF REMOTE CONTROLLER."
attached to the remote controller.
6. Never connect power supply wiring to the terminal block for remote controller. A mistake of the
sort could damage the entire system.
7. Use only specified wire and tightly connect wires to terminals. Be careful wires do not place external stress
on terminals. Keep wiring in neat order and so as not to obstruct other equipment such as popping open
the terminal box lid. Make sure the lid closes tight. Incomplete connections could result in overheating, and
in worse case, electric shock or fire.
17
FXFQ-P
Terminal
Do not connect wires
of the same gauge to
one side.
Fig. 26
Size Tightening torque
M3.5 0.79 – 0.97N·m
M4 1.18 – 1.44N·m
M4 1.44 – 1.94N·m
Do not connect wires
of different gauges.
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Installation Manual
2
English
3P161684-3B
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