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Contents
1. Safety precautions
After installation work has been completed, explain the
“Safety precautions,” use, and maintenance of the unit to
the customer/user according to the information in the Op-
eration Manual and perform the test run to demonstrate
operation. Both the Installation Manual and Operation
Manual must be retained by the user. The Installation
Manual and Operation Manual must be passed by the user
to subsequent users.
: Indicates a part which must be grounded.
WARNING:
Carefully read the labels axed to the main unit.
►
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.
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 and/or limit the danger of in-
jury or death to the user.
MEANINGS OF SYMBOLS DISPLAYED ON THE UNIT
WARNING
(Risk of re)
This unit uses R290, a highly ammable refrigerant. If any refrigerant leaks or
comes in contact with re or a heated surface or environment, there is a risk of re
or explosion, and the installer and/or user is warned to take all possible safety pre-
cautions when handling the unit and R290, being sure to keep a safe distance at all
times to any related re or explosion and to notify the re department immediately
on becoming aware of such an outcome.
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.
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.
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!
1. Safety precautions ........................................................................................1
2. Installation location .......................................................................................10
3. Protective zone .............................................................................................14
4. Installing the outdoor unit .............................................................................17
5. Drainage piping work ....................................................................................18
6. Water piping work .........................................................................................19
7. Electrical work ..............................................................................................21
8. Test run ........................................................................................................23
9. System control .............................................................................................24
10. Handing over to the user ............................................................................24
11. Inspection and maintenance.......................................................................24
12. Repair and service......................................................................................24
13. Decommissioning .......................................................................................24
14. Recycling and disposal ...............................................................................25
15. Specications .............................................................................................26
16. Serial number .............................................................................................26
en
DG79H195H01_01en.indd 1 2023/02/13 16:02:22
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