Table Of Contents; Safety Precautions - Mitsubishi Electric PUZ-WM AA Series Installation Manual

Contents
1. Safety precautions ........................................................................................1
2. Installation location .......................................................................................5
3. Installing the outdoor unit .............................................................................8
4. COMP fixed parts removing work (Only PUZ-WM112*AA) .........................8
5. Drainage piping work ....................................................................................9
Note: This symbol mark is for EU countries only.
This symbol mark is according to the directive 2012/19/EU Article 14 Information for users and Annex IX.
Your MITSUBISHI ELECTRIC product is designed and manufactured with high quality materials and components which can be recycled and reused.
This symbol means that electrical and electronic equipment, at their end-of-life, should be disposed of separately from your household waste.
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Please, dispose of this equipment at your local community waste collection/recycling centre.
In the European Union there are separate collection systems for used electrical and electronic product.
Please, help us to conserve the environment we live in!
CAUTION:
• Do not vent R32 into the Atmosphere:

1. Safety precautions

► Before installing the unit, make sure you read all
the "Safety precautions".
► Please report to or take consent by the supply au-
thority before connection to the system.
► Equipment complying with IEC/EN 61000-3-12
(PUZ-WM60/85/112VAA)
WARNING:
Describes precautions that must be observed to pre-
vent danger of injury or death to the user.
CAUTION:
Describes precautions that must be observed to pre-
vent damage to the unit.
MEANINGS OF SYMBOLS DISPLAYED ON THE UNIT
WARNING
(Risk of fire)
Read the OPERATION MANUAL carefully before operation.
Service personnel are required to carefully read the OPERATION MANUAL and INSTALLATION MANUAL
before operation.
Further information is available in the OPERATION MANUAL, INSTALLATION MANUAL, and the like.
WARNING:
• The unit must not be installed by the user. Ask a
dealer or an authorized technician to install the unit.
If the unit is installed incorrectly, water leakage,
electric shock, or fire may result.
• For installation work, follow the instructions in the
Installation Manual and use tools and pipe compo-
nents specifically made for use with R32 refrigerant.
1
6. Water piping work .........................................................................................10
7. Electrical work ..............................................................................................12
8. System control .............................................................................................14
9. Specifications ...............................................................................................14
10. Serial number .............................................................................................14
After installation work has been completed, explain the
"Safety Precautions," use, and maintenance of the unit to
the customer according to the information in the Operation
Manual and perform the test run to ensure normal opera-
tion. Both the Installation Manual and Operation Manual
must be given to the user for keeping. These manuals
must be passed on to subsequent users.
Carefully read the labels affixed to the main unit.
This mark is for R32 refrigerant only. Refrigerant type is written on nameplate of outdoor unit.
In case that refrigerant type is R32, this unit uses a flammable refrigerant.
If refrigerant leaks and comes in contact with fire or heating part, it will create harm-
ful gas and there is risk of fire.
• When installing the unit, use appropriate protective
: Indicates a part which must be grounded.
WARNING:
The R32 refrigerant in the HFC system is pressurized
1.6 times the pressure of usual refrigerants. If pipe
components not designed for R32 refrigerant are
used and the unit is not installed correctly, the pipes
may burst and cause damage or injuries. In addition,
water leakage, electric shock, or fire may result.
equipment and tools for safety.
Failure to do so could cause injuries.