Panasonic S-22MU2E5BN Installation Instructions Manual Download Page 2

Page: 2 / 66

IMPORTANT . . . . . . . . . . . . . . . . . . . . . . . . 3

Please Read Before Starting
Check of Density Limit

1. GENERAL . . . . . . . . . . . . . . . . . . . . . . 25

1-1. Tools Required for Installation (not

supplied)

1-2. Accessories Supplied with Unit

1-3. Type of Copper Tube and Insulation

Material

1-4. Additional Materials Required for

Installation

2. SELECTING THE INSTALLATION

SITE . . . . . . . . . . . . . . . . . . . . . . . . . . . 27

2-1. Indoor Unit

3. HOW TO INSTALL THE INDOOR

UNIT . . . . . . . . . . . . . . . . . . . . . . . . . . 29

3-1. Preparation for Suspending

3-2. Suspending the Indoor Unit

3-3. Placing the Unit Inside the Ceiling

3-4. How to Process Tubing

3-5. Installing the Drain Pipe

3-6. Important Note for Wiring 4-Way Cassette

Type

4. ELECTRICAL WIRING . . . . . . . . . . . . 36

4-1. General Precautions on Wiring

4-2. Wire Length and Wire Diameter for Power

Supply System

4-3. Wiring System Diagrams

5. HOW TO PROCESS TUBING . . . . . . 42

5-1. Connecting the Refrigerant Tubing

5-2. Connecting Tubing Between Indoor and

Outdoor Units

5-3. Insulating the Refrigerant Tubing

5-4. Taping the Tubes

5-5. Finishing the Installation

6. HOW TO INSTALL THE TIMER REMOTE

CONTROLLER OR HIGH-SPEC WIRED

REMOTE CONTROLLER (OPTIONAL

PART) . . . . . . . . . . . . . . . . . . . . . . . . . . 46

N OT E

Refer to the Installation Instructions attached

to the optional Timer Remote Controller or

optional High-spec Wired Remote Controller.

7. HOW TO INSTALL THE PANEL FOR

CASSETTE . . . . . . . . . . . . . . . . . . . . . 47

7-1. Preparation for Panel for Cassette

Installation

7-2. How to Install the Panel for Cassette

7-3. Others

8. HOW TO INSTALL WIRELESS REMOTE

CONTROLLER . . . . . . . . . . . . . . . . . . . 58

N OT E

Refer to the Installation Instructions attached to

the optional Wireless Remote Controller.

9. PRECAUTIONS ON TEST RUN . . . . . 59
10. CHECKLIST AFTER INSTALLATION

WORK . . . . . . . . . . . . . . . . . . . . . . . . . 60

11. APPENDIX . . . . . . . . . . . . . . . . . . . . . 61

■

Care and Cleaning

■

Troubleshooting

■

Tips for Energy Saving

Important Information Regarding

The Refrigerant Used . . . . . . . . . . . . . 65

Page

CONTENTS

01_350115_EU_Eng.indb 2

2023/3/1 13:52:42

Summary of Contents for S-22MU2E5BN

Page 1: ...U3 S 160MU2E5BN CZ KPU3 Panel optional parts CZ KPU3 series ENGLISH Read through the Installation Instructions before you proceed with the installation In particular you will need to read under the IM...

Page 2: ...frigerant Tubing 5 2 Connecting Tubing Between Indoor and Outdoor Units 5 3 Insulating the Refrigerant Tubing 5 4 Taping the Tubes 5 5 Finishing the Installation 6 HOW TO INSTALL THE TIMER REMOTE CONT...

Page 3: ...uding failure to follow the instructions in this document WARNING Do not use means to accelerate the defrosting process or to clean other than those recommended by the manufacturer The appliance shall...

Page 4: ...om occurring When Installing Select an installation location which is rigid and strong enough to support or hold the unit and select a location for easy maintenance In cases that require mechanical ve...

Page 5: ...the sensitivity may not be adequate or may need re calibration Detection equipment shall be calibrated in a refrigerant free area Ensure that the detector is not a potential source of ignition and is...

Page 6: ...by yourself Contact the sales dealer or service dealer for a repair and disposal CAUTION Ventilate any enclosed areas when installing or testing the refrigeration system Leaked refrigerant gas on con...

Page 7: ...e for use with all applicable refrigerants i e non sparking adequately sealed or intrinsically safe 4 If any hot work is to be conducted on the refrigerating equipment or any associated parts appropri...

Page 8: ...l be disconnected from the equipment being worked upon prior to any removal of sealed covers etc Particular attention shall be paid to the following to ensure that by working on electrical components...

Page 9: ...atmospheric pressure to enable work to take place This operation is absolutely vital if brazing operations on the pipe work are to take place Ensure that the outlet for the vacuum pump is not close to...

Page 10: ...the process completed make sure that the cylinders and the equipment are removed from site promptly and all isolation valves on the equipment are closed off k Recovered refrigerant shall not be charge...

Page 11: ...ts type Capacity of indoor unit Installation height of Indoor Unit Use or nonuse of R32 refrigerant leakage detection sensor Room No No of indoor units Indoor units type Capacity of indoor unit Instal...

Page 12: ...ctions attached to the indoor unit and R32 refrigerant leakage detection sensor When connecting R32 refrigerant leakage detection sensor group connection with a remote controller is not possible Be su...

Page 13: ...5 0 20 0 20 10 30 40 50 60 70 80 90 100 U 8LZ2E8 U 10LZ2E8 U 4LZ2E5 U 5LZ2E5 U 6LZ2E5 U 4LZ2E8 U 5LZ2E8 U 6LZ2E8 Type 56 Refrigerant charge amount kg Floor area of the room m2 Use of R32 refrigerant l...

Page 14: ...U 5LZ2E5 U 6LZ2E5 U 4LZ2E8 U 5LZ2E8 U 6LZ2E8 Type 73 Type 90 Refrigerant charge amount kg Floor area of the room m2 Use of R32 refrigerant leakage detection sensor Nonuse of R32 refrigerant leakage d...

Page 15: ...2 0 15 9 12 0 36 7 5 8 8 9 1 9 7 11 7 12 0 15 9 12 0 38 7 7 8 8 9 1 9 7 11 7 12 0 15 9 12 0 40 7 9 8 8 9 1 9 7 11 7 12 0 15 9 12 0 42 8 1 8 8 9 1 9 7 11 7 12 0 15 9 12 0 44 8 3 8 8 9 1 9 7 11 7 12 0 1...

Page 16: ...0 88 11 7 11 7 11 7 11 7 11 7 12 0 15 9 12 0 90 11 9 11 9 11 9 11 9 11 9 12 0 15 9 12 0 92 12 0 12 0 12 0 12 0 12 0 12 0 15 9 12 0 94 12 1 12 0 12 1 12 0 12 1 12 0 12 1 12 0 12 1 12 0 12 1 12 0 15 9...

Page 17: ...0 0 0 5 0 10 0 15 0 20 0 20 10 30 40 50 60 70 80 90 100 U 8LZ2E8 U 10LZ2E8 U 4LZ2E5 U 5LZ2E5 U 6LZ2E5 U 4LZ2E8 U 5LZ2E8 U 6LZ2E8 Type 45 Refrigerant charge amount kg Floor area of the room m2 Use of...

Page 18: ...U 5LZ2E5 U 6LZ2E5 U 4LZ2E8 U 5LZ2E8 U 6LZ2E8 Type 73 Type 90 Refrigerant charge amount kg Floor area of the room m2 Use of R32 refrigerant leakage detection sensor Nonuse of R32 refrigerant leakage d...

Page 19: ...7 6 8 1 9 5 9 7 15 9 12 0 36 7 5 7 5 7 6 8 1 9 5 9 7 15 9 12 0 38 7 7 7 7 7 7 8 1 9 5 9 7 15 9 12 0 40 7 9 7 9 7 9 8 1 9 5 9 7 15 9 12 0 42 8 1 8 1 8 1 8 1 9 5 9 7 15 9 12 0 44 8 3 8 3 8 3 8 3 9 5 9...

Page 20: ...15 9 12 0 88 11 7 11 7 11 7 11 7 11 7 11 7 15 9 12 0 90 11 9 11 9 11 9 11 9 11 9 11 9 15 9 12 0 92 12 0 12 0 12 0 12 0 12 0 12 0 15 9 12 0 94 12 1 12 0 12 1 12 0 12 1 12 0 12 1 12 0 12 1 12 0 12 1 12...

Page 21: ...0 0 0 5 0 10 0 15 0 20 0 20 10 30 40 50 60 70 80 90 100 U 8LZ2E8 U 10LZ2E8 U 4LZ2E5 U 5LZ2E5 U 6LZ2E5 U 4LZ2E8 U 5LZ2E8 U 6LZ2E8 Type 45 Refrigerant charge amount kg Floor area of the room m2 Use of...

Page 22: ...U 5LZ2E5 U 6LZ2E5 U 4LZ2E8 U 5LZ2E8 U 6LZ2E8 Type 73 Type 90 Refrigerant charge amount kg Floor area of the room m2 Use of R32 refrigerant leakage detection sensor Nonuse of R32 refrigerant leakage d...

Page 23: ...11 0 32 7 1 7 1 7 1 7 1 7 1 7 1 11 0 34 7 3 7 3 7 3 7 3 7 3 7 3 11 0 36 7 5 7 5 7 5 7 5 7 5 7 5 11 0 38 7 7 7 7 7 7 7 7 7 7 7 7 11 0 40 7 9 7 9 7 9 7 9 7 9 7 9 11 0 42 8 1 8 1 8 1 8 1 8 1 8 1 11 0 44...

Page 24: ...11 6 11 6 88 11 7 11 7 11 7 11 7 11 7 11 7 11 7 90 11 9 11 9 11 9 11 9 11 9 11 9 11 9 92 12 0 12 0 12 0 12 0 12 0 12 0 12 0 94 12 1 12 0 12 1 12 0 12 1 12 0 12 1 12 0 12 1 12 0 12 1 12 0 12 1 12 0 96...

Page 25: ...nual CAUTION This symbol shows that there is information included in the Operating Instructions and or Installation Instructions 1 1 Tools Required for Installation not supplied 1 Flathead screwdriver...

Page 26: ...ealed copper tube for refrigerant tubing 2 Foamed polyethylene insulation for copper tubes as required to precise length of tubing Wall thickness of the insulation should be not less than 8 mm 3 Use i...

Page 27: ...s strong enough to support the weight of the unit select a location where tubing and drain pipe have the shortest run to the outdoor unit allow room for operation and maintenance as well as unrestrict...

Page 28: ...t R32 refrigerant leakage detection sensor A Top View B Front View R32 refrigerant leakage detection sensor R32 refrigerant leakage detection sensor 10 m or less 10 m or less 300 mm or less 2 If obsta...

Page 29: ...ween the ceiling and panel for cassette should be kept over 20 mm Note For DC Fan Tap Change Procedure for 4 Way Cassette see Section 7 3 Others 3 1 Preparation for Suspending This unit uses a drain p...

Page 30: ...oard Full scale installation diagram printed on top of container box Screw for attaching paper 4 points Open the ceiling board as large as this paper outline Indoor unit Ceiling board 12 17 mm Over 18...

Page 31: ...all the drain pipe with an upward gradient from the drain port connection This will cause the drain water to flow backward and leak when the unit is not operating Do not install an air bleeder as this...

Page 32: ...d the supplied drain hose 90 or more Bend it less than 45 Bend angle 90 prohibited Bend angle less than 45 Do not make a trap in the middle of the supplied drain hose Doing so will cause abnormal soun...

Page 33: ...hesive on both sides of the drain hose without connection of the hard PVC socket and the hard PVC pipe joint VP25 in the field supply 6 Connect the drain hose and the hard PVC pipe joint so that the a...

Page 34: ...l PCB and operate the drain pump Check the water flow through the transparent drain pipe and see if there is any leakage If the check pin CHK 6P 5 6 is shorted the fan starts rotating at high speed an...

Page 35: ...ly inlet Make sure that no wire is caught between the indoor unit and panel for cassette Otherwise the unit may cause a fire 5 Connect the wires into the terminals through the power supply inlet for t...

Page 36: ...t be grounded 4 Each wiring connection must be done in accordance with the wiring system diagram Wrong wiring may cause the unit to misoperate or become damaged 5 Do not allow wiring to touch the refr...

Page 37: ...between outdoor and indoor units control wiring D Remote control wiring E Remote control wiring for group control Min 0 75 mm2 Use shielded wiring 3 Min 0 75 mm2 Min 0 75 mm2 Max 1 000 m Max 500 m Max...

Page 38: ...not be connected to multiple indoor units Group connection E with a remote controller is not possible Be sure to connect a remote controller to each indoor unit Functional earthing L N D B L N L N L N...

Page 39: ...it Indoor unit Indoor unit Indoor unit Indoor unit NO Branch point 4 If branching the inter unit control wiring the number of branch points should be 16 or fewer Outdoor unit Outdoor unit Outdoor unit...

Page 40: ...braided shield wires tightly together Insulate the shield wires by covering them with an insulation tube or wrapping insulating tape around them 3 Remove coat of signal wire 4 Attach ring pressure ter...

Page 41: ...wer cable Protective ground screw External Solenoid Valve Kit for 3WAY Functional ground screw External Electronic Expansion Valve Kit and Schedule Timer Power supply cable Protective ground screw Pow...

Page 42: ...nit and be sure to mount it on the copper tube 4 Make a flare at the end of the copper tube with a flare tool NOTE When flared joints are reused the flare part shall be re fabricated A good flare shou...

Page 43: ...0A Unit mm Indoor unit type 22 28 36 45 56 60 73 90 106 112 140 160 Gas tube 12 7 15 88 Liquid tube 6 35 9 52 For R32 Unit mm Indoor unit type 22 28 36 45 56 60 73 90 106 112 140 160 Gas tube 12 7 15...

Page 44: ...e gas tubing insulation material by 1 step CAUTION If the exterior of the outdoor unit valves has been finished with a square duct covering make sure you allow sufficient space to access the valves an...

Page 45: ...ing if local codes permit should be taped together with armoring tape in 1 bundle To prevent condensation from overflowing the drain pan keep the drain hose separate from the refrigerant tubing 2 Wrap...

Page 46: ...o prevent rain and draft from entering 6 HOW TO INSTALL THE TIMER REMOTE CONTROLLER OR HIGH SPEC WIRED REMOTE CONTROLLER OPTIONAL PART NOTE Refer to the Installation Instructions attached to the optio...

Page 47: ...space within the range of 12 mm 17 mm If not within this range malfunction or other trouble may occur CAUTION Never place the panel face down Either hang it vertically or place it on top of a projecti...

Page 48: ...power must be turned ON in order to change the flap angle Do not attempt to move the flap by hand Doing so may damage the flap 1 Hang the temporary latches on the inside of the panel for cassette to t...

Page 49: ...of the unit to eliminate the gap with the ceiling CAUTION If the screws are not sufficiently tightened trouble such as that shown in the figure may occur Be sure to tighten the screws securely Air le...

Page 50: ...damaged Check that the wiring connector is not caught between the electrical component box and the cover Check that the wiring connector is not caught between the unit and the panel for cassette Lid...

Page 51: ...figure However the wireless signal receiver can only be installed at the refrigerant tubing corner of the ceiling unit Refrigerant tube side Optional wireless receiver kit This position is only possi...

Page 52: ...Limit 3 Ceiling height m Indoor unit type 22 28 36 45 56 60 73 90 106 112 140 160 Standard factory setting 2 7 3 0 3 6 High ceiling setting 1 3 2 3 3 4 3 High ceiling setting 2 3 5 3 6 5 0 Air flow b...

Page 53: ...eping it pressed 5 Select the Set data by pressing the or button Select one of the Set data in Table for DC Fan Motor Tap Settings by pressing the or button Then press the button 6 Press the button Th...

Page 54: ...operating 3 Designate the item code by adjusting the Temperature Setting buttons 4 Press the timer time buttons to select the desired setting data For item codes and setting data see Table for DC Fan...

Page 55: ...ed to Step 5 5 Select one of the Set data in Table for DC Fan Motor Tap Settings by pressing the or button After selecting Set data press the button If setting continuously follow the procedures from...

Page 56: ...Temperature Setting buttons XX 90 XX 91 XX 92 XX 93 Electrical component box 4 Press the timer time buttons to select the desired setting data Setting data YYYY Setting data Flap position during opera...

Page 57: ...y 3 Select the Unit no by pressing the or button After selecting Unit no press the button and proceed to Step 4 If the button is pressed proceed to Step 6 4 Select the Code no by pressing the or butto...

Page 58: ...ing continuously follow the procedures from Step 3 6 If the button is pressed under the display Step 3 the following display Detailed setting end screen appears Then select YES by pressing the or butt...

Page 59: ...dentally applied the indoor unit control PCB fuse will blow in order to protect the PCB Correct the wiring connections Then disconnect the 2P connectors OC that are connected to the indoor unit contro...

Page 60: ...in portion of the indoor unit The resin portion cracks after a few months and it may cause water drain 10 Is there water leakage Since there is a possibility of water drain repair the drain pipe if th...

Page 61: ...it must be cleaned regularly Consult your dealer or service center Air filter The air filter collects dust and other particles from the air and should be cleaned at regular intervals or when the filte...

Page 62: ...t is necessary to remove it for servicing and maintenance inside be sure to reinstall the safety strap securely hook on the grille side after the work When the filter has been removed rotating parts s...

Page 63: ...ration Fan is rotating for a while even though operation stops Fan rotating makes operation smoothly Fan may sometimes rotate because of drying heat exchanger due to settings Fan may sometimes rotate...

Page 64: ...o Low Change to Medium or High Improper temperature settings See Section Tips for Energy Saving Room is exposed to direct sunlight in cooling mode Doors and or windows are open Air filter is clogged S...

Page 65: ...tion Care and Cleaning A clogged filter will impair the performance of the unit To prevent conditioned air from escaping keep windows doors and any other openings closed NOTE Should the power fail whi...

Page 66: ...WEB ACXF60 50850 00 EN DC0223 0 13_350115_Cover4_A indd 66 2023 3 20 10 27 00...

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