English
1
FXAQ15AUV1B
FXAQ20AUV1B
FXAQ25AUV1B
FXAQ32AUV1B
FXAQ40AUV1B
FXAQ50AUV1B
FXAQ63AUV1B
VRV SYSTEM Inverter
Air Conditioners
Installation
manual
CONTENTS
1. SAFETY PRECAUTIONS...............................................................................................1
2. BEFORE INSTALLATION ..............................................................................................3
3. SELECTING INSTALLATION SITE................................................................................5
4. INDOOR UNIT INSTALLATION .....................................................................................6
5. REFRIGERANT PIPING WORK ..................................................................................10
6. DRAIN PIPING WORK .................................................................................................12
7. ELECTRIC WIRING WORK .........................................................................................13
8. HOW TO CONNECT WIRINGS AND WIRING EXAMPLE ..........................................15
9. FIELD SETTINGS ........................................................................................................21
10. TEST OPERATION ......................................................................................................22
11. WIRING DIAGRAM ......................................................................................................23
This English text is the original instruction. Other languages are translations of the original instructions.
1. SAFETY PRECAUTIONS
Please read these “SAFETY PRECAUTIONS” carefully before installing air conditioning equipment and be
sure to install it correctly.
Meaning of WARNING and CAUTION notices.
Both are important notices for safety. Be sure to follow them.
WARNING
.........Failure to follow these instructions properly may result in personal injury or loss of life.
CAUTION
..........Failure to observe these instructions properly may result in property damage or per-
sonal injury, which may be serious depending on the circumstances.
After completing installation, conduct a test run to confirm that the equipment operates without any problems.
Then, explain to the customer how to operate the equipment and take care of it following the operation man-
ual. Ask the customer to store the installation manual along with the operation manual for future reference.
WARNING
•
Ask your dealer or qualified personnel to carry out installation work.
Do not attempt to install the air conditioner yourself. Improper installation may result in water leakage, electric
shocks or fire.
•
Install the air conditioner in accordance with the instructions in this installation manual.
Improper installation may result in water leakage, electric shocks or fire.
•
When installing the unit in a small room, take measures so that the refrigerant may not exceed the limiting
concentration in the event of refrigerant leakage.
Contact your dealer for further information. If the refrigerant leaks and exceeds the limiting concentration,
it may lead to oxygen deficiency.
•
Be sure to use only the specified accessories and parts for installation work.
Failure to use the specified parts may result in the unit falling, water leakage, electric shocks or fire.
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