Panasonic VRF System Air Conditioner S 07mm2u6_s 09mm2u6_s 12mm2u6_s 15mm2u6_s 18mm2u6 Operating Instructions

F569716
Operating Instructions
VRF System Air Conditioner
Model No.
This air conditioner uses the refrigerant R410A.
Before operating the unit, read these operating instructions thoroughly \
and keep them for future reference.
* Salt-Air Damage Resistant Specifications.
Indoor Unit
791218
Nominal Capacity
M2Slim Low Static Ducted
36
U-36LE1U6
52
U-52LE1U6
Indoor Unit TypeType
Outdoor Units
Nominal Capacity
ME22WAY VRF System
MF13WAY VRF System
LE1Mini VRF System
Outdoor Unit TypeType
15
72
U-72ME2U9...

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CONTENTS
Page
PRODUCT INFORMATION ........................................................................................................... 2
ALERT SYMBOLS......................................................................................................................... 2
INSTALLATION LOCATION ...........................................................................................................3
ELECTRICAL REQUIREMENTS...

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INSTALLATION LOCATION
• We recommend that this air conditioner be installed properly by qualified installation 
technicians in accordance with the Installation Instructions provided with the unit.
 Before installation, check that the voltage of the electric supply in your home or office is the same 
as the voltage shown on the nameplate.
ELECTRICAL REQUIREMENTS
SAFETY INSTRUCTIONS
• Read these Operating Instructions carefully before using this air conditioner. If you still 
have any difficulties or...

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• For safety, be sure to turn the air conditioner off and also to disconnect the 
power before cleaning or servicing.
• Pull off the power plug from a receptacle, or switch off the breaker, or switch 
off the power disconnecting mean to isolate the air conditioner from the 
main power supply in case of emergency.
• Do not turn the air conditioner on and off from the power mains switch. Use the ON/
OFF operation button.
• Do not stick anything into the air outlet of the outdoor unit. 
This is dangerous...

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OPERATION CONDITION
Use this air conditioner under the following temperature range.
3 way system
2 way system
Mini VRF system
* DBT: Dry bulb temperature
* WBT: Wet bulb temperatureTemperature range (°F/°C)Indoor Outdoor
*DBT *WBT *DBT *WBT
Heating & CoolingMax. 86/30 –/– 86/30 75/24
Min. 59/15 –/– 16/-8.8 14/-10
CoolingMax. 90/32 77/25 115/46 –/–
Min. 64/17.8 57/14 14/-10 –/–
HeatingMax. 86/30 –/– 75/24 64/17.8
Min. 61/16 –/– -4/-20 -4/-20
Temperature range (°F/°C)Indoor Outdoor
*DBT *WBT *DBT *WBT...

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NAMES OF PARTS
Timer Remote Controller (Optional parts)
High-spec Wired Remote Controller (Optional parts)
ADJUSTING AIRFLOW DIRECTION 
INDOOR UNIT
Type M2 (Slim Low Static Ducted)
Refer to the Operating Instructions 
attached to the optional Timer Remote 
Controller.
Refer to the Operating Instructions 
attached to the optional High-spec Wired 
Remote Controller.
„Slim Low Static Ducted type (M2)
This air conditioner is not equipped with air outlet parts. These must be obtained locally. Please 
refer...

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SPECIAL REMARKS
How it works Once the room temperature reaches the level that was set, the unit repeats the cycle of 
turning on and off automatically.
 In order to prevent the humidity in the room from rising again, the indoor fan also turns off 
when the unit stops operating.
 The fan speed is set to ‘‘LO.’’ automatically, and cannot be adjusted.
 ‘‘DRY’’ operation is not possible if the outdoor temperature is 59°F or less.
Heating performance Because this appliance heats a room by utilizing the heat...

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CARE AND CLEANING
1. For safety, be sure to turn the air conditioner off and also to disconnect the power 
before cleaning.
2. Do not pour water on the indoor unit to clean it. This will damage the internal 
components and cause an electric shock hazard.
Air intake and outlet side
(Indoor unit)Clean the air intake and outlet side of the indoor unit with a vacuum cleaner brush, or wipe 
them with a clean soft cloth.
If these parts are stained, use a clean cloth moistened with a mild liquid detergent....

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TROUBLESHOOTING
If your air conditioner does not work properly, first check the following points before requesting service. If it still does not work properly, 
contact your dealer or a service center.
INDOOR UNIT
OUTDOOR UNITSymptom Cause
Noise Sound like streaming water during 
operation or after operation Sound of refrigerant liquid flowing inside unit
 Sound of drainage water through drain pipe
Cracking noise during operation or 
when operation stops.Cracking sound due to temperature changes of...

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CHECK BEFORE REQUIRING SERVICES
If your air conditioner still does not work properly although you checked the points as described above, first stop the operation and 
turn off the power switch. Then contact your dealer and report the serial number and symptom. Never repair your air conditioner by 
yourself since it is very dangerous for you to do so. You also report if the inspection mark   and the letters E, F, H, L, P in 
combination with the numbers appear on the LCD of the remote controller.
TIPS...