2
Contents
1. The following should always be observed for safety . . . . . . . . . . . . . . . . . . . . 2
2. Selecting the installation location . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
3. Installation
diagram
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
4. Refrigerant piping work . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
5.
Electrical work . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
6.
Maintenance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
1. The following should always be observed for safety
Caution:
Could lead to serious injury when operated incorrectly.
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: Indicates a part which must be grounded.
Warning:
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Warning:
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Do not install the unit by yourself (user).
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whom you purchased the unit.
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Install the unit securely in a place that can bear the weight of the unit.
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circuit.
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Ground the unit correctly.
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ephone ground. Defective grounding could cause electric shock.
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wiring.
Failure to do so could cause electric shock.
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Securely attach the electrical cover to the indoor unit and the service panel
to the outdoor unit.
If the electrical cover of the indoor unit and/or the service panel of the outdoor
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Any foreign substances in the refrigerant circuit can cause abnormal pressure
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The pressure of R410A is 1.6 times higher than R22. Not using the appropriate
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necting the refrigerant pipes.
If the refrigerant pipes are disconnected while the compressor is running and the
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If the compressor is started before the refrigerant pipes are connected and the
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Install the unit according to national wiring regulations.
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damage household items.
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other electrical appliances to it.
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installing the air conditioner.
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Warning:
Could lead to death or serious injury.
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