DuctlessAire DA1221-H2-I, Service Manual

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1
1. Precaution
1.1 Safety Precaution

To prevent injury to the user or other
people and property damage, the
following
instructions must be
followed.

Incorrect operation due to ignoring
instruction will cause harm or damage.

Before servicing the unit, be sure to
read this service manual.
1.2 Warning

Installation

Do not use a defective or underrated
circuit breaker. Use this appliance on a
dedicated circuit.
There is risk of fire or electric shock.

For electrical work, contact the dealer,
seller, a qualified electrician, or an
authorized service center.
Do not disassemble or repair the
product. There is risk of fire or electric
shock.

Always ground the product.
There is risk of fire or electric shock.

Install the panel and the cover of
control box securely.
There is risk of fire or electric shock.

Install the panel and the cover of
control box securely.
There is risk of fire or electric shock.

Always install a dedicated circuit and
breaker.
Improper wiring or installation may
cause fire or electric shock.

Use the correctly rated breaker of fuse.
There is risk of fire or electric shock.

Do not modify or extend the power
cable.
There is risk of fire or electric shock.

Do not install, remove, or reinstall the
unit by yourself (customer).
There is risk of fire, electric shock,
explosion, or injury.

Use caution when unpacking and
installing the product.
Sharp edges could cause injury, be
especially careful of the case edges and
the fins on the condenser and
evaporator.

For installation, always contact the
dealer or an authorized service center.

Do not install the product on a
defective installation stand.

Be sure the installation area does not
deteriorate with age.
If the base collapses, the air conditioner
could fall with it, causing property
damage, product failure, and personal
injury.

Do not let the air conditioner run for a
long time when the humidity is very
high and a door or a window is left
open.

Take care to ensure the power cable
could not be pulled out or damaged
during operation.
There is risk of fire or electric shock.

Do not place anything on the power
cable.
There is risk of fire or electric shock.

Do not plug or unplug the power
supply plug during operation.
There is risk of fire or electric shock.

Do not touch or operate the product
with wet hands, or while standing in
water.

Do not place a heater or other
appliance near the power cable.
There is risk of fire or electric shock.

Do not allow water to run into
electrical parts.
It may cause fire, failure of the product,
or electric shock.

Do not store or use flammable or
combustible gas near the product.
There is risk of fire or failure of product.