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Fig.3.4.4-3
• Do not place drain piping as indicated
below:
Fig.3.4.4-4
Do not rise
Water leakage
Tip of drain
hose dipped
in water
Ditch
Water leakage
3.5 Electrical Installation
3.5.1 Safety Precautions
Electrical safety rules before starting the
installation:
1. A dedicated power supply circuit and
breaker should be provided for the
products which are not supplied with
a service cord and plug in accordance
with local electrical safety regulations.
2. The circuit breaker must have the
functions of magnetic tripping and heat
tripping to prevent short circuit and
overload.
3. The appliance shall be installed in
accordance with national wiring
regulations.
4. A circuit breaker with proper capacity
must be installed.
5. In case of problems in power supply,
the air conditioner must not be installed
Downward
slope
Accumulated
drain water
Air
Water leakage
Space less
than 50mm
before the customer fixes the problem.
6. Be sure the power supply matches the
air conditioner.
7. Ensure the live wire, neutral wire and
earth wire in the power socket are
properly connected.
8. Inadequate or incorrect electrical
connections may cause electric
shock, fire or some electrical parts to
malfunction.
9. Before performing any electrical work,
turn off the main power to the system.
NOTE:
• Refer to Appendix(2) for correlative
specs about the Electrical Installation.
Earthing Requirements
1. The unit must be reliably earthed and
connected to the special earth device
by the qualified electrician.
2. The yellow-green wire in air conditioner
is the earthing wire which can not be
used for other purposes. Improper
earthing may cause electric shock.
3. The earth resistance should accord to
the national wiring regulation.
4. The user's power must have reliable
earthing terminal. Do not connect the
earthing wire with the following:
• Water pipe
• Gas pipe
• Contamination pipe
3.5.2 Installation of Indoor
Electric Wires
1. Open the front panel and remove the
wiring cover.
Fig.3.5.2-1
ENGLISH
15
Wiring cover
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