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3.5.4 Other
The auxiliary electric heater is assembled near the back of evaporator in the indoor unit and it is a tubular
metal electric heating element. As for the power supply, please refer to the nameplate on the unit body.
3.5.5 Electrical Wiring
1.
Open the glass panel.
2.
Unscrew the screws fixing electric box cover and make it exposed, as shown in the right figure.
3.
Pass the power connection wire through the pipe-through hole of indoor unit.
4.
According to the diagram for wiring, according to the marks on wire board for connection
correspondingly, as shown in Fig.13.
5.
Place the section with sleeve of the power connection wire into the wire groove, then cover the
electric box cover, tighten the fixing screw, and tighten the connection wire with clamp.
6.
For the unit with signal wire, the signal wire is connected with indoor unit via connector. Clasp the
section of signal wire with sleeve with the wire clamp.
7.
Recover the electric box cover.
Notes:
When the connection wire length isn't enough, please contact with the appointed service shop for
①
buying a dedicated electric wire with enough length, the connection isn't allowed between the wire.
②
The wrong wiring connection isn't allowed, it may cause the malfunction of the components.
Tighten the terminal screw.
After tightened the screw, and slightly pull the electric wire to confirm whether it is firmed or not.
③
Wrong earth wire connection may cause electric shock.
④
The electric wire covering plate must be fixed well, and tighten the connection wire, if the wire
covering plate isn't installed well, that may lead the dust, moisture enter in or due to the outside
force impact, it may cause fire or electric shock.
⑤
An all-pole disconnection switch having a contact separation of at least 3mm in all poles should be
connected in fixed wiring.
Ⅳ WORKING TEMPERATURE RANGE
Dry bulb temp℃
Rated Cooling
Max. cooling
Min. cooling
Rated Heating
Max. heating
Min. heating
Table1: Working Temperature Range
Indoor side state
Wet bulb temp℃
27
19
32
23
21
15
20
15
27
—
20
15
Dry bulb temp℃
35
48
18
7
24
－20
7
Outdoor side state
Wet bulb temp℃
24
26
—
6
18
－16
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