PARTS INSTALLATION

Wiring work

2Performing the grounding work

––Use a rated grounding cable by referring to the specification of the electric cable for the outdoor unit.

When using the terminal for grounding only

When using grounding of the switch board

Earth terminal

Switch board

If the power distribution circuit does not have a grounding or the grounding does not comply with specifications,a ground rod must be installed.

The corresponding accessories are not supplied with the air conditioner.

1Select a grounding rod that complies with the specifications given in the illustration.

Carbon rod

Copper wire

 

 

Compressed ring terminal

 

 

PVC-insulated green / yellow wire

(Terminal M4)

 

2Select a proper place for the grounding rod installation.priate installing position for ground rod.

––In damp hard soil rather than loose sandy or gravel soil that has a higher grounding resistance.

––Away from underground structures or facilities, such as gas pipes, water pipes, telephone lines and underground cables.

––At least two meters away from lightening(as in a strom) conductor.

50cm

30cm

CAUTION

•The grounding wire for the telephone line cannot be used to ground the air conditioner.

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