Installation manual R22 Cassette _English

1. The following should be always observed for safety

• Be sure to read "THE FOLLOWING SHOULD BE ALWAYS OBSERVED FOR SAFETY" before installing the air conditioner.

• Be sure to observe the cautions specified here as they include important items related to safety.

• The indications and meanings are as follows.

WARNING

CAUTION

Could lead to death, serious injury, etc.

Could lead to serious injury in particular environments when operated incorrectly.

• After reading this manual, be sure to keep it together with the instruction manual in a handy place .

WARNING

Do not install it yourself (customer).

• Incomplete installation could cause injury due to fire, electric shock, the unit falling or a leakage of water. Consult the dealer from whom you purchased the unit or special installer.

Install the unit securely in a place which can bear the weight of the unit.

• When installed in an insufficient strong place, the unit may fall and result in serious problem.

Use the specified wires to connect the indoor and the outdoor units securely and attach the wires firmly to the terminal board connecting sections so the stress of the wires is not applied to the sections.

• Incomplete connecting and fixing could cause fire.

Check that the refrigerant gas do not leak after installation is completed.

Perform the installation securely referring to the installation manual.

• Incomplete installation could cause a personal injury due to fire, electric shock, the unit falling or a leakage of water.

Perform electrical work according to the installation manual and be sure to use an exclusive circuit.

• If the capacity of the power circuit is insufficient or there is incomplete electrical work, it could result in a fire or an electric shock.

Attach the electrical part cover to the indoor unit and the service panel to the outdoor unit securely.

• Not being attached securely, it may cause electric problem or electric shock due to dust or water etc.

Be sure to use the part provided or specified parts for the installation work.

• The use of defective parts could cause an injury or leakage of water due to a fire, electric shock, the unit falling, etc.

Perform grounding

• Do not connect the ground wire to a gas pipe, water pipe arrester or telephone ground wire. Defective grounding could cause an electric shock.

CAUTION

Perform the drainage/piping work securely according to the installation manual.

• If there is a defect in the drainage/piping work, water could drop from the unit and household goods could be wet and damaged.

Do not install the unit in a place where an inflammable gas leaks.

• If gas leaks and accumulates in the area surrounding the unit, it could cause an explosion.

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