English
12
WHEN ELECTRIC WIRING WORK IS NOT FINISHED
CAUTION
•
Electrical wiring work should be done by a certified electrician.
•
If someone who does not have the proper qualifications performs the work, perform the following after
test run is complete.
•
Remove the control box lid. Connect the single phase power supply (SINGLE PHASE 50/60Hz
220-240V/220V) to connections No.1 and No.2 on the terminal block for wiring the units. Do not con-
nect to No.3 of the terminal block for wiring the units. (The drain pump will not operate.) Connect the
ground wire firmly. When carrying out wiring work around the control box, make sure none of the con-
nectors come undone. Be sure to attach the control box before turning on the power.
•
After confirming drainage
(Fig. 16, Fig. 17)
, turn off the power and remove the power supply.
•
Attach the control box lid as before.
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 also to “13. WIRING DIAGRAM”
•
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 and BP unit for the size of power supply electric
wire connected 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 controller cord should be procured locally. Refer to the Table 2 when preparing one.
Table 2
NOTE
1.
Shows only in case of protected pipes. Use H07RN-F in case of no protection.
2.
For Asian market : Vinyl cord with sheath or cable (Insulated thickness : 1mm or more)
For Australian regular : Shield wire (Insulated thickness : 1mm or more)
Wire
Size (mm
2
)
Length
Wiring the units
H05VV - U4G (NOTE 1)
2.5
-
Remote controller cord
(NOTE 2) (2 wires)
0.75 - 1.25
Max. 500 m
1 2 3
Control box
Terminal block for wiring
Single phase power supply
Fig. 17
01_EN_3P156215-4C.fm Page 12 Saturday, May 14, 2005 9:17 AM
