Table Of Contents; Safety Precautions - Mitsubishi Electric PLH-2 Installation Manual

Contents
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1. Safety Precautions ................................................................................... 2
2. Indoor unit installation location ................................................................. 7
3. Outdoor unit installation location .............................................................. 8
4. Installing the indoor unit .......................................................................... 11
5. Installing the outdoor unit ....................................................................... 15
6. Cooling pipe and drain pipe ................................................................... 16
7. Electrical work ........................................................................................ 20
8. Test run .................................................................................................. 28
9. Troubleshooting ..................................................................................... 30
10. Field electrical wiring (Power wiring specifications) ............................... 31
11. Installing the grille .................................................................................. 32
2

1. Safety Precautions

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1.1. Before installation and electric work
s Since this unit contains rotating parts and parts which
could cause an electric shock,be sure to read all of the
"Safety Precautions" before operating the unit.
s The "Safety Precautions" provide very important points
regarding safety. Make sure you follow them.
s Please report to or take consent by the supply author-
ity before connection to the system.
Symbols used in the text
Warning:
Describes precautions that should be observed to prevent danger
of injury or death to the user.
Caution:
Describes precautions that should be observed to prevent damage
to the unit.
Symbols used in the illustrations
: Indicates an action that must be avoided.
: Indicates that important instructions must be followed.
: Indicates a part which must be grounded.
: Indicates that caution should be taken with rotating parts. (This sym-
bol is displayed on the main unit label.) <Color: Yellow>
: Indicates the main switch. (This symbol is displayed on the main
unit label.) <Color: Blue>
Warning:
Carefully read the labels affixed to the main unit.
1.1. Before installation and electric work
This Installation Manual and the Operation Manual should be given to the
user of the air conditioner. The user should keep both manuals in a place
where they are accessible at any time. If the air conditioner must be moved
or repaired, these manuals should be made available to the service per-
sonnel. These manuals should be kept with the air conditioner at all times
and passed on to subsequent users.
Warning:
• The unit should not be installed by the user. Ask the dealer or an
authorized technician to install the unit. If the unit is installed im-
properly, water leakage, electric shock or fire may result.
• Use only accessories authorized by Mitsubishi Electric and ask
the dealer or an authorized technician to install them. If accesso-
ries are installed improperly, water leakage, electric shock or fire
may result.
• The Installation Manual details the suggested installation method.
Any structural alteration necessary for installation must comply
with local building code requirements.
• The user should never attempt to repair the unit or transfer it to
another site. If the unit is repaired improperly, water leakage, elec-
tric shock or fire may result. If the air conditioner must be re-
paired or moved, consult the dealer.