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E12RB4U Install Manual - Page 1
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... LOW TEMPERATURE In order to advise non-technical individuals of refrigerant circuit.
© Panasonic Corporation 2015 It does not contain warnings or cautions to avoid frostbite, be serviced or repaired only by electricity should be assured of no refrigerant leakage during the installation or repairing of potential dangers in this service information by the general public.
E12RB4U Install Manual - Page 3
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...unit and the piping,
and tighten them firmly with wrenches.
6 Connect pipe to the service valve or ball valve
which is located below the outdoor unit.
7 After completed the... for M10
(accessory)
Paper model for installation
Adjust to the same height
Set screw for piping. Horizontally install the unit using it. For details, see the manual for installation expand or shrink according to ...
E12RB4U Install Manual - Page 10
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..., repair location of the Equipment
WHEN INSTALLING AN...codes. 7 Wire connection to the power supply (208/230V 60Hz) through conduits & particular plate's opening hole. 6 Connecting wire between vacuum pump and service...valve of the charging set and the service port of the 3-...problems.
L1 L2
Grounding wire
Power Supply Single Phase 208/230V 60Hz min AWG14 (for E12***) and AWG12 (for E12*** model...
E12RB4U Operation Manual - Page 2
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...instructions thoroughly and keep them for purchasing Panasonic...5E36QBU)
Operation conditions
Use this manual are subject to change without notice for a different operation mode. Min. Installation instructions attached. They are for ...10
-/-
75.2 / 24
64.4 / 18
5.0 / -15
3.2 / -16
Power Supply
Models Number CS-E12RB4UW / CU-E12RB4U CS-E18RB4UW / CU-E18RB4U CS-E12RB4UW / CU-2E18NBU CS-...
E12RB4U Operation Manual - Page 3
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...of contents
Safety precautions 4-5 How to start. Quick guide
1 2
3
2
TIMER ON
3
SET
1
2
3
OFF
CANCEL
1
AC RC
SET CHECK CLOCK RESET
Inserting the batteries
1 Pull out ...FAN SPEED
POWER
• Please note that the OFF
indication
is on to use 6-7 Cleaning instructions 8 Troubleshooting 9-10 Information 11
Accessories
• Remote control • AAA or R03 batteries ×...
E12RB4U Service Manual - Page 1
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![](/manualimages/h/g/panasonic-e12rb4u-e12rb4u-service-manual-bd2aa72_1_8246.png)
...SET 3
O FF
CA N C EL AC RC
SET CHECK CLOCK RESET
Air Conditioner
Indoor Unit CS-E12RB4UW CS-E18RB4UW
Outdoor Unit CU-E12RB4U CU-E18RB4U
Destination USA
Canada
WARNING
This service information is designed for experienced repair...avoid frostbite, be serviced or repaired only by electricity should be assured of no refrigerant leakage during the installation or repairing of potential dangers...
E12RB4U Service Manual - Page 2
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![](/manualimages/h/g/panasonic-e12rb4u-e12rb4u-service-manual-bd2aa72_2_1f41.png)
...Cooling & Soft Dry
Operation 48 13.3 Protection Control For Heating
Operation 49
14. Troubleshooting Guide 56
15.1 Refrigeration Cycle System 56 15.2 Breakdown Self Diagnosis Function...........58 15.3 Error Codes Table 59 15.4 Self-diagnosis Method 61
16. Disassembly and Assembly Instructions ......85
16.1 Disassembly of Controls and Components..........12
4.1 Indoor Unit 12 4.2 Outdoor...
E12RB4U Service Manual - Page 3
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![](/manualimages/h/g/panasonic-e12rb4u-e12rb4u-service-manual-bd2aa72_3_8fbb.png)
...instructions. If wiring unit is defective, it will cause electrical shock or fire.
9. Do not wrench the fasten terminal. If installation is supplied as repairing part, do not let any servicing. Electrical work must be properly earthed.
If electrical circuit capacity is able to withstand the set...cord or extension cord for the model installed. The caution items ...
E12RB4U Service Manual - Page 4
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![](/manualimages/h/g/panasonic-e12rb4u-e12rb4u-service-manual-bd2aa72_4_8cf6.png)
... parts described in installation instructions. Fix power supply connection to the power supply is no leakage or refrigerant gas.
It may generate toxic gas when the refrigerant contacts with fire.
23.
typically the melting point is refrigerant gas leakage during installation or servicing, please wear hand glove. Do not release refrigerant during repairing a refrigerant parts...
E12RB4U Service Manual - Page 30
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![](/manualimages/h/g/panasonic-e12rb4u-e12rb4u-service-manual-bd2aa72_30_c0f6.png)
...For details, see the manual for installation work with the workers ...model.
11.1.3 Refrigerant Piping
Refrigerant is locally supplied.)
3 Use clean copper pipe with wrenches.
6 Connect pipe to the service...Set screw for long piping,
install a strainer midway of the piping. (The
strainer is charged to blow off dust in copper pipe.)
Union
2 When there is a lot of brazings for paper model...
E12RB4U Service Manual - Page 37
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![](/manualimages/h/g/panasonic-e12rb4u-e12rb4u-service-manual-bd2aa72_37_0883.png)
... piping connections are retightened, repair location of the Equipment
WHEN INSTALLING AN AIR CONDITIONER, BE ...pull
down to prevent potential communication problems.
L1 L2
Grounding wire
Power ... model). 2 Remove top panel, follow by Control Board Cover (Plastic and Metal) (for E12*** model). ...set and the service port of the 3-way valve.
2 Connect the micron gauge between vacuum pump and service...
Full Line Catalog - Page 15
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...models include a base pan heater that the temperature and humidity levels in every corner.
Please consult with a timer setting, same time ON/OFF every day, ON timer, OFF timer and Combination timer.
Panasonic...exposure to adjust & set temperature, heating operation begins. This makes it is treated to diagnose malfunctions, greatly reducing service labor (Wired remote controller...
Full Line Catalog - Page 39
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... off.
Menu items
• Basic instructions
• FLAP
• Individual louver control (Lock individual flap only for More Energy Savings
Temperature Auto Run: Even if you change the temperature setting, it automatically returns to switch off
Maintenance Function
• Outdoor unit error data • Service Contact address • RC setting mode • Test Run •...
Full Line Catalog - Page 42
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![](/manualimages/m/s/panasonic-xe12skua1-line-catalog-18b0860_42_4f6f.png)
... features are available on all indoor models
41
Global and Individual Monitor/Status Objects... for additional control and BACnet network settings. Requires (1) device per indoor unit...Error Codes • CZ-CFUNC1U Error Codes (BAC-128) • Occupied/Unoccupied Mode • Today, Yesterday and Total Run Time Consumption Auto-Discover feature detects connected Panasonic equipment for easy setup...
Full Line Catalog - Page 43
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...Setting Objects • On/Off • Mode • Setpoint • Fan Speed • Air Direction (n/a for Ducted Units)
Indoor Unit Monitor/Status Objects • On/Off • Mode • Setpoint • Fan Speed • Air Direction • Space Temperature • Unit and System Error Codes... and controls all indoor models. Some Objects are supported. Using this adaptor can...
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