Before Starting The Test Run; Indoor Unit Accessories; Selecting An Installation Site; Combining Indoor Units With Outdoor Units - Mitsubishi Electric MVZ-A12 Manuel D'installation

capacity.
A fuse or circuit breaker of a larger capacity or a steel or
Do not wash the air conditioner units.
Washing them may cause an electric shock.
Be careful that the installation base is not damaged by
long use.
If the damage is left uncorrected, the unit may fall and cause
personal injury or property damage.
Install the drain piping according to this Installation
insulation around the pipes to prevent condensation.
Improper drain piping may cause water leakage and damage
to furniture and other possessions.
Be very careful about product transportation.
If the product weighs more than 20 kg [44 lb], then more than
one person should carry the product.
Some products use PP bands for packaging. Do not use any
PP bands for a means of transportation; it is dangerous.
Safely dispose of the packing materials.
Packing materials, such as nails and other metal or wooden
parts, may cause stabs or other injuries.
Tear apart and throw away plastic packaging bags so
that children will not play with them. If children play with a
plastic bag which was not torn apart, they face the risk of
suffocation.

3.5. Before starting the test run

Caution:
Turn on the power at least 12 hours before starting
operation.
Starting operation immediately after turning on the main
power switch can result in severe damage to internal parts.
Keep the power switch turned on during the operational
season.
shock.
Do not touch the refrigerant pipes during and
immediately after operation.
During and immediately after operation, the refrigerant
pipes may be hot or may be cold, depending on the
piping, compressor, and other refrigerant cycle parts.
Your hands may suffer burns or frostbite if you touch the
refrigerant pipes.
Do not operate the air conditioner with the panels and
guards removed.
Rotating, hot, or high-voltage parts can cause injuries.
Do not turn off the power immediately after stopping
operation.
power. Otherwise, water leakage and trouble may occur.
6

4. Indoor unit accessories

Part No.
1 Plastic tie
2 Plastic tube
3
4
5 Drain pan seal

5. Selecting an installation site

Avoid locations exposed to outside air.
the unit.
Avoid locations exposed to steam or vapor
Avoid locations where combustible gas may leak, settle or be
generated.
Avoid installation near machines emitting high-frequency waves
(high frequency welders, etc.).
sensor. (Hot air could trigger the alarm during operation)
Avoid places where acidic solutions are frequently used.
Avoid places where sulphur-based or other sprays are
commonly used.
When the air handler is installed in the horizontal position
please install a drain pan under entire cabinet.
forming on the outlet and inlet ducts.
6. Combining indoor units with outdoor
units
For combining indoor units with outdoor units, refer to the outdoor
unit's installation manual.
Qty
4
2
1
1
2