Panasonic 2WAY Multi U-16GE3E5 Manuel D'installation

Procedures and Technical Points
for System Installation
New Refrigerant R410A
2WAY Multi
3WAY Multi
CONTENTS
IMPORTANT! .....................................................1
Read Before Starting
SAFETY PRECAUTIONS ..................................3
CHARACTERISTICS AND REQUESTS ...........4
1. SELECTING THE INSTALLATION
LOCATION ....................................................5
2. PRECAUTIONS FOR INSTALLATION
WORK .........................................................11
3. INSTALLATION PROCEDURE ...................14
4. OPENING THE SHUT-OFF VALVES ..........20
5. HOT WATER PIPING WORK ......................21
6. AFTER INSTALLATION IS COMPLETED ...22
7. ENGINE REPLACEMENT PATHWAY .........22
8. USING A VIBRATION-RESISTANT
FRAME ........................................................22
• The manuals Procedures and Technical Points for Electrical Wiring Work (Outdoors) and Procedures
and Technical Points for Test Run are also attached for the outdoor unit. Be sure to read this manual in
conjunction with these service manuals.
IMPORTANT!
Read Before Starting
This air conditioning system meets strict safety and
operating standard. As the installer or service person,
it is an important part of your job to install or service
the system so it operates safety and efficiently.
For safe installation and trouble-free operation,
you must:
• Carefully read this instruction booklet before beginning.
• Follow each installation or repair step exactly as shown.
• Observe all local, state, and national installation codes.
• Pay close attention to all warning and caution notices
given in this manual.
• After the work is completed, be sure to provide the
user with a user manual and a brief explanation of the
operating procedures.
If Necessary, Get Help
These instructions are all you need for most installation
sites and maintenance conditions. If you require help
for a special problem, contact our sales/service outlet or
your certified dealer for additional instructions.
In Case of Improper Installation
The manufacturer shall in no way be responsible for
improper installation or maintenance service, including
failure to follow the instructions in this document.
82664140138001
U-16GE3E5, U-20GE3E5, U-25GE3E5, U-30GE3E5
U-16GF3E5, U-20GF3E5, U-25GF3E5
This symbol refers to a
hazard or unsafe practice
which can result in severe
personal injury or death.
This symbol refers to a
hazard or unsafe practice
which can result in
personal injury or product
or property damage.
 Check that all provided parts are present.
• This manual ("Procedures and Technical
Points for System Installation")
• "Procedures and Technical Points for Electrical
Wiring Work (Outdoors)"
• "Procedures and Technical Points for Test
Run"
• Label showing the actual length of refrigerant
tubing and amount of refrigerant charge
• Seal labels
• Remote power switch label
• Exhaust Drain Hose
SPECIAL PRECAUTIONS
When Wiring
ELECTRICAL SHOCK
CAN CAUSE SEVERE
PERSONAL INJURY
OR DEATH. ONLY A
QUALIFIED, EXPERIENCED
ELECTRICIAN SHOULD
ATTEMPT TO WIRE THIS
SYSTEM.
• Do not supply power to the unit all
wiring and tubing are completed or
reconnected and checked.
• Highly dangerous electrical voltage
are used in this system. Carefully
refer to the wiring diagram and
these instructions when wiring.
Improper connections and
inadequate grounding can cause
accidental injury or death.
• The unit must be connected
to the earth according to local
electrical code.
• Connect all wiring tightly. Loose
wiring may cause overheating at
connection points and a possible
fire hazard.
CV6233338521