Panasonic CS-E9PD3EA Service Manual Download Page 40

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11. Installation

Instruction

Attached accessories

■

Required Materials



Read the catalog and other technical materials

and prepare the required materials.



Applicable piping kit

CZ-3F5, 7BP

■

Other Items to be Prepared (Locally Purchased)

Product name

Remarks

Rigid PVC pipe

VP20 (outer diameter ø26); also sockets,
elbows and other parts as necessary

Adhesive PVC

adhesive

Insulation

For refrigerant piping insulation: foamed
polyethylene with a thickness of 8 mm or
more.
For drain piping insulation: foamed
polyethylene with a thickness of 10 mm or
more.

Indoor/outdoor
connecting cable

4 x 1.5 mm

flexible cord, designation type

245 IEC 57 (H05RN-F)

Hanging bolt related
parts

Hanging bolts (M10) (4) and nuts (12), Flat
washers (8) (when hanging the indoor unit)



This illustration is for explanation purposes only.

The indoor unit will actually face a different way.

Summary of Contents for CS-E9PD3EA

Page 1: ...of no refrigerant leakage during the installation or repairing of refrigerant circuit This service information is designed for experienced repair technicians only and is not designed for use by the general public It does not contain warnings or cautions to advise non technical individuals of potential dangers in attempting to service a product Products powered by electricity should be serviced or ...

Page 2: ...mer Control 56 12 5 Auto Restart Control 56 12 6 Indication Panel 56 13 Protection Control 57 13 1 Protection Control For All Operations 57 13 2 Protection Control For Cooling Soft Dry Operation 58 13 3 Protection Control For Heating Operation 60 14 Servicing Mode 61 14 1 TEST RUN OPERATION FOR PUMP DOWN SERVICING PURPOSE 61 15 Troubleshooting Guide 63 15 1 Refrigeration Cycle System 63 15 2 Relat...

Page 3: ...nded to be installed with Earth Leakage Circuit Breaker ELCB or Residual Current Device RCD Otherwise it may cause electrical shock and fire in case equipment breakdown or insulation breakdown 10 Do not use joint cable for indoor outdoor connection cable Use the specified Indoor Outdoor connection cable refer to installation instruction CONNECT THE CABLE TO THE INDOOR UNIT and connect tightly for ...

Page 4: ...air inlet and aluminium fin It may cause injury 5 Select an installation location which is easy for maintenance 6 Pb free solder has a higher melting point than standard solder typically the melting point is 50 F 70 F 30 C 40 C higher Please use a high temperature solder iron In case of the soldering iron with temperature control please set it to 700 20 F 370 10 C Pb free solder will tend to splas...

Page 5: ...door Noise H L QLo dB A 33 27 24 33 27 24 Power Level dB 49 49 Outdoor Noise H L dB A 46 46 Power Level dB 61 59 Heating Capacity kW 0 85 3 20 4 60 0 85 3 20 4 60 BTU h 2900 10900 15700 2900 10900 15700 Kcal h 730 2750 3960 730 2750 3960 Running Current A 4 2 4 0 Input Power W 230 860 1 38k 230 860 1 38k COP W W 3 70 3 72 3 33 3 70 3 72 3 33 Btu hW 12 61 12 67 11 38 12 61 12 67 11 38 Kcal hW 3 17 ...

Page 6: ... 2 Indoor Airflow QLo Cool m 3 min ft 3 min 3 9 138 Heat m 3 min ft 3 min 4 3 152 Lo Cool m 3 min ft 3 min 4 6 162 Heat m 3 min ft 3 min 4 9 173 Me Cool m 3 min ft 3 min 5 7 201 Heat m 3 min ft 3 min 6 4 226 Hi Cool m 3 min ft 3 min 6 9 245 Heat m 3 min ft 3 min 8 1 285 SHi Cool m 3 min ft 3 min 8 1 286 Heat m 3 min ft 3 min 8 3 293 Outdoor Airflow Hi Cool m 3 min ft 3 min 31 3 1105 Heat m 3 min f...

Page 7: ...Range Cooling Maximum C 32 23 Minimum C 16 11 Heating Maximum C 30 Minimum C 16 Outdoor Operation Range Cooling Maximum C 43 26 Minimum C 10 Heating Maximum C 24 18 Minimum C 10 1 Cooling capacities are based on indoor temperature of 27 C Dry Bulb 80 6 F Dry Bulb 19 0 C Wet Bulb 66 2 F Wet Bulb and outdoor air temperature of 35 C Dry Bulb 95 F Dry Bulb 24 C Wet Bulb 75 2 F Wet Bulb 2 Heating capac...

Page 8: ...el dB 49 49 Outdoor Noise H L dB A 46 46 Power Level dB 61 61 Heating Capacity kW 0 85 4 00 5 10 0 85 4 00 5 10 BTU h 2900 13600 17400 2900 13600 17400 Kcal h 730 3440 4390 730 3440 4390 Running Current A 5 35 5 15 Input Power W 230 1 13k 1 55k 230 1 13k 1 55k COP W W 3 70 3 54 3 29 3 70 3 54 3 29 Btu hW 12 61 12 04 11 23 12 61 12 04 11 23 Kcal hW 3 17 3 04 2 83 3 17 3 04 2 83 ErP Pdesign kW 2 9 T...

Page 9: ...min ft 3 min 8 8 311 Hi Cool m 3 min ft 3 min 9 0 320 Heat m 3 min ft 3 min 10 5 370 SHi Cool m 3 min ft 3 min 9 8 346 Heat m 3 min ft 3 min 11 0 388 Outdoor Airflow Hi Cool m 3 min ft 3 min 34 2 1205 Heat m 3 min ft 3 min 30 6 1080 Refrigeration Cycle Control Device Expansion Valve Refrigerant Oil cm 3 FV50S 450 Refrigerant Type g oz R410A 1 14k 40 2 Dimension Height I D O D mm inch 285 11 1 4 69...

Page 10: ...ng Maximum C 24 18 Minimum C 10 1 Cooling capacities are based on indoor temperature of 27 C Dry Bulb 80 6 F Dry Bulb 19 0 C Wet Bulb 66 2 F Wet Bulb and outdoor air temperature of 35 C Dry Bulb 95 F Dry Bulb 24 C Wet Bulb 75 2 F Wet Bulb 2 Heating capacities are based on indoor temperature of 20 C Dry Bulb 68 F Dry Bulb and outdoor air temperature of 7 C Dry Bulb 44 6 F Dry Bulb 6 C Wet Bulb 42 8...

Page 11: ... Pipe length 1 room maximum pipe length m 20 20 25 25 Allowable elevation m 10 10 15 15 Total allowable pipe length m 30 30 50 60 Total pipe length for maximum chargeless length m 20 20 30 30 Additional gas amount over chargeless length g m 15 15 20 20 Note Available Remarks for CU 2E15PBE CU 2E18PBE 1 At least two indoor units must be connected 2 The total nominal cooling capacity of indoor units...

Page 12: ... length 1 room maximum pipe length m 25 25 Allowable elevation m 15 15 Total allowable pipe length m 70 80 Total pipe length for maximum chargeless length m 45 45 Additional gas amount over chargeless length g m 20 20 Note Available Remarks for CU 4E27PBE CU 5E34PBE 1 At least two indoor units must be connected 2 The total nominal cooling capacity of indoor units that will be connected to outdoor ...

Page 13: ... 2 0 2 0 4 0 2 0 2 5 4 5 2 0 2 8 4 8 2 0 3 2 5 2 2 5 2 5 5 0 2 5 2 8 5 3 2 8 2 8 5 6 Indoor Unit CS ME5PKE CS E7 9 12PKEW CS E9 12GFEW CS ME9 12PB4EA CS ME9 12PD3EA CS E9 12PD3EA Outdoor Unit CU 2E18PBE 2 Room 1 Room Indoor Unit Capacity kW Total Indoor Capacity kW Indoor Unit Capacity kW Total Indoor Capacity kW 1 6 1 6 3 2 1 6 1 6 1 6 2 0 3 6 2 0 2 0 1 6 2 5 4 1 2 5 2 5 1 6 2 8 4 4 2 8 2 8 1 6 3...

Page 14: ... 2 0 5 0 7 0 1 6 2 0 2 5 6 1 2 5 2 5 5 0 1 6 2 0 2 8 6 4 2 5 2 8 5 3 1 6 2 0 3 2 6 8 2 5 3 2 5 7 1 6 2 0 4 0 7 6 2 5 4 0 6 5 1 6 2 0 5 0 8 6 2 5 5 0 7 5 1 6 2 5 2 5 6 6 2 8 2 8 5 6 1 6 2 5 2 8 6 9 2 8 3 2 6 0 1 6 2 5 3 2 7 3 2 8 4 0 6 8 1 6 2 5 4 0 8 1 2 8 5 0 7 8 1 6 2 8 2 8 7 2 3 2 3 2 6 4 1 6 2 8 3 2 7 6 3 2 4 0 7 2 1 6 2 8 4 0 8 4 3 2 5 0 8 2 1 6 3 2 3 2 8 0 4 0 4 0 8 0 1 6 3 2 4 0 8 8 4 0 5 0...

Page 15: ... 8 2 8 8 8 1 6 2 5 5 0 9 1 2 8 5 0 7 8 1 6 1 6 2 8 3 2 9 2 1 6 2 5 6 0 10 1 2 8 6 0 8 8 1 6 1 6 2 8 4 0 10 0 1 6 2 8 2 8 7 2 3 2 3 2 6 4 1 6 1 6 2 8 5 0 11 0 1 6 2 8 3 2 7 6 3 2 4 0 7 2 1 6 1 6 3 2 3 2 9 6 1 6 2 8 4 0 8 4 3 2 5 0 8 2 1 6 1 6 3 2 4 0 10 4 1 6 2 8 5 0 9 4 3 2 6 0 9 2 1 6 2 0 2 0 2 0 7 6 1 6 2 8 6 0 10 4 4 0 4 0 8 0 1 6 2 0 2 0 2 5 8 1 1 6 3 2 3 2 8 0 4 0 5 0 9 0 1 6 2 0 2 0 2 8 8 4 ...

Page 16: ... 2 0 2 8 4 0 10 8 2 5 2 8 4 0 9 3 2 0 2 0 3 2 3 2 10 4 2 5 2 8 5 0 10 3 2 0 2 5 2 5 2 5 9 5 2 5 3 2 3 2 8 9 2 0 2 5 2 5 2 8 9 8 2 5 3 2 4 0 9 7 2 0 2 5 2 5 3 2 10 2 2 5 3 2 5 0 10 7 2 0 2 5 2 5 4 0 11 0 2 5 4 0 4 0 10 5 2 0 2 5 2 8 2 8 10 1 2 8 2 8 2 8 8 4 2 0 2 5 2 8 3 2 10 5 2 8 2 8 3 2 8 8 2 0 2 5 3 2 3 2 10 9 2 8 2 8 4 0 9 6 2 0 2 8 2 8 2 8 10 4 2 8 2 8 5 0 10 6 2 0 2 8 2 8 3 2 10 8 2 8 3 2 3 ...

Page 17: ... 0 2 0 3 2 3 2 10 4 2 0 2 8 7 0 11 8 3 2 3 2 6 4 2 0 2 0 3 2 4 0 11 2 2 0 3 2 3 2 8 4 3 2 4 0 7 2 2 0 2 0 3 2 5 0 12 2 2 0 3 2 4 0 9 2 3 2 5 0 8 2 2 0 2 0 3 2 6 0 13 2 2 0 3 2 5 0 10 2 3 2 6 0 9 2 2 0 2 0 4 0 4 0 12 0 2 0 3 2 6 0 11 2 3 2 7 0 10 2 2 0 2 0 4 0 5 0 13 0 2 0 3 2 7 0 12 2 4 0 4 0 8 0 2 0 2 5 2 5 2 5 9 5 2 0 4 0 4 0 10 0 4 0 5 0 9 0 2 0 2 5 2 5 2 8 9 8 2 0 4 0 5 0 11 0 4 0 6 0 10 0 2 0...

Page 18: ... 8 3 2 7 0 13 0 2 5 2 5 3 2 5 0 13 2 2 8 4 0 4 0 10 8 2 5 2 5 4 0 4 0 13 0 2 8 4 0 5 0 11 8 2 5 2 8 2 8 2 8 10 9 2 8 4 0 6 0 12 8 2 5 2 8 2 8 3 2 11 3 2 8 5 0 5 0 12 8 2 5 2 8 2 8 4 0 12 1 3 2 3 2 3 2 9 6 2 5 2 8 2 8 5 0 13 1 3 2 3 2 4 0 10 4 2 5 2 8 3 2 3 2 11 7 3 2 3 2 5 0 11 4 2 5 2 8 3 2 4 0 12 5 3 2 3 2 6 0 12 4 2 5 2 8 3 2 5 0 13 5 3 2 3 2 7 0 13 4 2 5 2 8 4 0 4 0 13 3 3 2 4 0 4 0 11 2 2 5 3...

Page 19: ...2 0 2 0 3 2 4 0 11 2 2 0 3 2 4 0 9 2 3 2 5 0 8 2 2 0 2 0 2 0 3 2 5 0 14 2 2 0 2 0 3 2 5 0 12 2 2 0 3 2 5 0 10 2 3 2 6 0 9 2 2 0 2 0 2 0 3 2 6 0 15 2 2 0 2 0 3 2 6 0 13 2 2 0 3 2 6 0 11 2 3 2 7 0 10 2 2 0 2 0 2 0 3 2 7 0 16 2 2 0 2 0 3 2 7 0 142 2 0 3 2 7 0 12 2 4 0 4 0 8 0 2 0 2 0 2 0 4 0 4 0 14 0 2 0 2 0 4 0 4 0 12 0 2 0 4 0 4 0 10 0 4 0 5 0 9 0 2 0 2 0 2 0 4 0 5 0 15 0 2 0 2 0 4 0 5 0 13 0 2 0 4...

Page 20: ...2 0 2 5 2 5 2 5 2 8 12 3 2 0 3 2 3 2 5 0 13 4 2 8 6 0 7 0 15 8 2 0 2 5 2 5 2 5 3 2 12 7 2 0 3 2 3 2 6 0 14 4 2 8 7 0 7 0 16 8 2 0 2 5 2 5 2 5 4 0 13 5 2 0 3 2 3 2 7 0 15 4 3 2 3 2 3 2 9 6 2 0 2 5 2 5 2 5 5 0 14 5 2 0 3 2 4 0 4 0 13 2 3 2 3 2 4 0 10 4 2 0 2 5 2 5 2 5 6 0 15 5 2 0 3 2 4 0 5 0 14 2 3 2 3 2 5 0 11 4 2 0 2 5 2 5 2 5 7 0 16 5 2 0 3 2 4 0 6 0 15 2 3 2 3 2 6 0 12 4 2 0 2 5 2 5 2 8 2 8 12 ...

Page 21: ... 4 0 4 0 16 0 2 5 2 8 5 0 6 0 16 3 2 0 2 8 3 2 4 0 5 0 17 0 2 5 2 8 5 0 7 0 17 3 2 0 2 8 4 0 4 0 4 0 16 8 2 5 2 8 6 0 6 0 17 3 2 0 3 2 3 2 3 2 3 2 14 8 2 5 3 2 3 2 3 2 12 1 2 0 3 2 3 2 3 2 4 0 15 6 2 5 3 2 3 2 4 0 12 9 2 0 3 2 3 2 3 2 5 0 16 6 2 5 3 2 3 2 5 0 13 9 2 0 3 2 3 2 4 0 4 0 16 4 2 5 3 2 3 2 6 0 14 9 2 0 3 2 3 2 4 0 5 0 17 4 2 5 3 2 3 2 7 0 15 9 2 0 3 2 4 0 4 0 4 0 17 2 2 5 3 2 4 0 4 0 13...

Page 22: ...16 8 2 5 2 8 2 8 3 2 3 2 14 5 3 2 3 2 3 2 3 2 12 8 2 5 2 8 2 8 3 2 4 0 15 3 3 2 3 2 3 2 4 0 13 6 2 5 2 8 2 8 3 2 5 0 16 3 3 2 3 2 3 2 5 0 14 6 2 5 2 8 2 8 3 2 6 0 17 3 3 2 3 2 3 2 6 0 15 6 2 5 2 8 2 8 4 0 4 0 16 1 3 2 3 2 3 2 7 0 16 6 2 5 2 8 2 8 4 0 5 0 17 1 3 2 3 2 4 0 4 0 14 4 2 5 2 8 3 2 3 2 3 2 14 9 3 2 3 2 4 0 5 0 15 4 2 5 2 8 3 2 3 2 4 0 15 7 3 2 3 2 4 0 6 0 16 4 2 5 2 8 3 2 3 2 5 0 16 7 3 ...

Page 23: ... use remote control Quality Improvement o Random auto restart after power failure for safety restart operation o Gas leakage protection o Prevent compressor reverse cycle o Inner protector to protect compressor o Noise prevention during soft dry operation Operation Improvement o Quiet mode to reduce the indoor unit operating sound o Powerful mode to reach the desired room temperature quickly o 24 ...

Page 24: ...24 4 Location of Controls and Components 4 1 Indoor Unit 4 2 Outdoor Unit 4 3 Remote Control ...

Page 25: ...25 5 Dimensions 5 1 Indoor Unit 5 1 1 CS E9PD3EA ...

Page 26: ...26 5 1 2 CS E12PD3EA ...

Page 27: ...27 5 2 Outdoor Unit 5 2 1 CU E9PD3EA 5 2 2 CU E12PD3EA ...

Page 28: ...28 6 Refrigeration Cycle Diagram ...

Page 29: ...29 7 Block Diagram 7 1 CS E9PD3EA CU E9PD3EA ...

Page 30: ...30 7 2 CS E12PD3EA CU E12PD3EA ...

Page 31: ...31 8 Wiring Connection Diagram 8 1 Indoor Unit ...

Page 32: ...32 8 2 Outdoor Unit 8 2 1 CU E9PD3EA Resistance of Compressor Windings MODEL CU E9PD3EA CONNECTION 5RD132XBE21 U V 1 897Ω U W 1 907Ω V W 1 882Ω Note Resistance at 20 C of ambient temperature ...

Page 33: ...33 8 2 2 CU E12PD3EA Resistance of Compressor Windings MODEL CU E12PD3EA CONNECTION 5RD132XBA21 U V 1 897Ω U W 1 907Ω V W 1 882Ω Note Resistance at 20 C of ambient temperature ...

Page 34: ...34 9 Electronic Circuit Diagram 9 1 Indoor Unit ...

Page 35: ...35 9 2 Outdoor Unit 9 2 1 CU E9PD3EA ...

Page 36: ...36 9 2 2 CU E12PD3EA ...

Page 37: ...37 10 Printed Circuit Board 10 1 Indoor Unit 10 1 1 Main Printed Circuit Board ...

Page 38: ...38 10 2 Outdoor Unit 10 2 1 Main Printed Circuit Board 10 2 1 1 CU E9PD3EA ...

Page 39: ...39 10 2 1 2 CU E12PD3EA ...

Page 40: ... parts as necessary Adhesive PVC adhesive Insulation For refrigerant piping insulation foamed polyethylene with a thickness of 8 mm or more For drain piping insulation foamed polyethylene with a thickness of 10 mm or more Indoor outdoor connecting cable 4 x 1 5 mm 2 flexible cord designation type 245 IEC 57 H05RN F Hanging bolt related parts Hanging bolts M10 4 and nuts 12 Flat washers 8 when hang...

Page 41: ...ther appliances to avoid miss operation electromagnectic noise Remote control mounting location Allow sufficient space around the remote controller as shown in the illustration at right Install in a place which is away from direct sunlight and high humidity Install in a flat surface to avoid warping of the remote controller If installed to a wall with an uneven surface damage to the LCD case or op...

Page 42: ...ion and airflow direction that enable the cool and warm air to spread out to the whole room Do not place objects that might obstruct the airflow within 1 m below the intake grill CEILING OPENING AND HANGING BOLT LOCATIONS The relative positions of the ceiling opening and hanging bolts are shown in the illustrations below When making an inspection opening below the unit make a 960 mm x 480 mm openi...

Page 43: ...unit top panel and attach the intake chamber 8 screws Securing the Hanging Bolts Switching the High State Switch SW2 To increase the air volume open the control box and on the control board switch the FAN switch SW2 to HI See the diagram for Connecting the Indoor Outdoor Connection Cable Installation into the Ceiling Attach the nuts and washers to the hanging bolts then lift up and hook the main u...

Page 44: ...ector at control box of indoor unit 8 Fix the green wire from remote controller cable to the grounding location provided A IF REMOTE CONTROLLER CABLE IS EMBEDDED 1 Embed an outlet box JIS C 8336 into the wall Outlet box maybe purchased separately Medium size square outlet box obtain locally Part No DS3744 Panasonic Co Ltd or equivalent 2 Secure the remote controller lower case to the outlet box wi...

Page 45: ... upper case to the lower case with the tabs provided 11 1 4 CONNECTING THE DRAIN PIPING Lay the drain piping so as to ensure drainage Use a locally purchased VP20 general rigid PVC pipe outer diameter ø26 for the drain piping and firmly connect the indoor unit and the drain piping using PVC adhesive to ensure that no leakage occurs Drain piping located indoor should always be insulated by wrapping...

Page 46: ... Reattach the control box cover to its original position When the wall is hollow please be sure to use the sleeve for tube ass y to prevent dangers caused by mice biting the connection cable Connection cable between indoor unit and outdoor unit should be approved polychloroprene sheathed 4 x 1 5 mm2 flexible cord designation type 60245 IEC 57 H05RN F or heavier cord Allowable connection cable leng...

Page 47: ...47 11 1 6 1 WIRE STRIPPING AND CONNECTING REQUIREMENT ...

Page 48: ... according to Indoor Outdoor Unit Installation Diagram 1 Fix the unit on concrete or rigid frame firmly and horizontally by bolt nut ø10 mm 2 When installing at roof please consider strong wind Please fasten the installation stand firmly with bolt or nails Model A B C D E9 E12 540 mm 160 mm 18 5 mm 330 mm 11 2 3 CONNECT THE PIPING Connecting The Piping To Indoor Unit Please make flare after insert...

Page 49: ...TALLING AN AIR CONDITIONER BE SURE TO EVACUATE THE AIR INSIDE THE INDOOR UNIT AND PIPES in the following procedure 1 Connect a charging hose with a push pin to the Low side of a charging set and the service port of the 3 way valve o Be sure to connect the end of the charging hose with the push pin to the service port 2 Connect the center hose of the charging set to a vacuum pump 3 Turn on the powe...

Page 50: ...and connect the others end of the cord to Isolating Devices Disconnecting means 3 Connection cable between indoor unit and outdoor unit shall be approved polychloroprene sheathed 4 x 1 5 mm2 flexible cord type designation 60245 IEC 57 or heavier cord Allowable connection cable length of each indoor unit shall be 30 m or less 4 Connect the power supply cord and connection cable between indoor unit ...

Page 51: ... there any gas leakage at flare nut connections Is the Earth wire connection done properly Has the heat insulation been carried out at flare nut connections Is the power supply voltage complied with the rated value Is the connection cable being fixed firmly to the terminal board Is there any abnormal sound emitted Is the connection cable being clamped firmly Is the cooling heating operation normal...

Page 52: ...tting temperature will be taken as base value for temperature shifting processes These shifting processes are depending on the air conditioner settings and the operation environment The final shifted value will be used as internal setting temperature and it is updated continuously whenever the electrical power is supplied to the unit 12 1 2 Cooling Operation 12 1 2 1 Thermostat control Compressor ...

Page 53: ...ol setting temperature 2 C DRY mode is decided o If indoor intake temperature remote control setting temperature 2 C HEAT mode is decided For the 2nd judgment onwards o If indoor intake temperature remote control setting temperature 3 C if previous operate in DRY mode then continue in DRY mode otherwise COOL mode is decided o If 2 C indoor intake temperature remote control setting temperature 3 C ...

Page 54: ...econd During fan motor on if fan motor feedback 2550 rpm or 50 rpm continue for 10 seconds then fan motor error counter increase fan motor is then stop and restart If the fan motor counter becomes 7 times then H19 fan motor error is detected Operation stops and cannot on back 12 1 7 Outdoor Fan Motor Operation Outdoor fan motor is operated with 15 fan speed It starts when compressor starts operati...

Page 55: ...p from setting fan speed 3 Compressor frequency reduced 12 2 1 Quiet operation Heating A Purpose To provide quiet heating operation compare to normal operation B Control condition a Quiet operation start condition When quiet button at remote control is pressed Quiet LED illuminates b Quiet operation stop condition 1 When one of the following conditions is satisfied quiet operation stops a Powerful...

Page 56: ...ion starting time From the above judgment the decided operation will start operate earlier than the set time as shown below 12 4 2 OFF Timer Control OFF timer can be set using remote control the unit with timer set will stop operate at set time 12 5 Auto Restart Control 1 When the power supply is cut off during the operation of air conditioner the compressor will re operate within three to four mi...

Page 57: ...y pressing the OFF ON button at the remote control is permitted or the Auto OFF ON button at indoor unit The reason for the compressor to force operation for minimum 30 seconds is to allow the refrigerant oil run in a full cycle and return back to the outdoor unit 13 1 3 Total Running Current Control 1 When the outdoor unit total running current AC exceeds X value the frequency instructed for comp...

Page 58: ...fter the compressor starts the operation will restart after one minute If this condition repeats continuously for seven times all indoor and outdoor relays will be cut off 13 1 5 Compressor Overheating Prevention Control Instructed frequency for compressor operation will be regulated by compressor top temperature The changes of frequency are as below figure If compressor temperature exceeds 107 C ...

Page 59: ...fan speed temperature o Outdoor air temperature and indoor intake temperature changed 13 2 4 Dew Prevention Control 2 1 To prevent dew formation at indoor unit discharge area 2 This control starts if all conditions continue for 20 minutes o Operated with Cooling or Soft Dry Mode o Indoor intake temperature is between 25 C and 29 C o Outdoor air temperature is less than 30 C o Quiet Lo fan speed 3 ...

Page 60: ...is low cold draught operation start where indoor fan speed will be reduced 13 3 5 Deice Operation When outdoor pipe temperature and outdoor temperature is low deice operation start where indoor fan motor and outdoor fan motor stop and operation LED blinks 13 3 6 Drain Pump Control This unit has built in with drain pump Control content During COOL DRY mode o During COOL DRY mode drain pump starts 1...

Page 61: ...MP DOWN SERVICING PURPOSE The Test Run operation will be activated by short circuiting CN S Pin 1 2 at outdoor unit PCB after power supplied to outdoor unit terminal 1 and 2 The unit forced to run rated frequency cooling operation mode 14 1 1 CU E9PD3EA ...

Page 62: ...62 14 1 2 CU E12PD3EA ...

Page 63: ...or and a fan The normal outlet air temperature and pressure of the refrigeration cycle depends on various conditions the standard values for them are shown in the table on the right Normal Pressure and Outlet Air Temperature Standard Gas pressure MPa kg cm 2 G Outlet air temperature C Cooling Mode 0 9 1 2 9 12 12 16 Heating Mode 2 3 2 9 23 29 36 45 Condition Indoor fan speed High Outdoor temperatu...

Page 64: ... Electric current during operation Low Pressure High Pressure Electric current during operation Insufficient refrigerant gas leakage Clogged capillary tube or Strainer Short circuit in the indoor unit Heat radiation deficiency of the outdoor unit Inefficient compression Carry out the measurement of pressure electric current and temperature fifteen minutes after an operation is started ...

Page 65: ...de number 6 When the displayed error code matches the unit s error code OFF ON operation LED will be ON continuously 7 The breakdown diagnosis mode will be cancelled by pressing CHECK button continuously for 5 seconds or wait for 30 seconds AC Reset button When AC Reset button is pressed the error code will be reset so that the unit will be able to operate and recheck if any error occurred To disp...

Page 66: ...66 15 4 Error Codes Table ...

Page 67: ...p sound heard following by pressing the CHECK button at Remote Control Although operation forced to stop when abnormality detected emergency operation is possible for certain errors refer to Error Codes Table by using Remote Control or Auto Switch at indoor unit However the Remote Control signal receiving sound is changed from one beep to four beep sounds ...

Page 68: ...ived from outdoor unit in indoor unit signal transmission is checked whether it is normal Malfunction Caused Faulty indoor unit PCB Faulty outdoor unit PCB Indoor unit outdoor unit signal transmission error due to wiring error Indoor unit outdoor unit signal transmission error due to breaking of wire in the connection wires between the indoor and outdoor units Troubleshooting ...

Page 69: ...are interconnected Malfunction Caused Wrong models interconnected Wrong indoor unit or outdoor unit PCBs mounted Indoor unit or outdoor unit PCBs defective Indoor outdoor unit signal transmission error due to wrong wiring Indoor outdoor unit signal transmission error due to breaking of wire 3 in the connection wires between the indoor and outdoor units Troubleshooting ...

Page 70: ...ction Decision Conditions During startup and operation of cooling and heating the temperatures detected by the indoor intake air temperature sensor are used to determine sensor errors Malfunction Caused Faulty connector connection Faulty sensor Faulty PCB Troubleshooting ...

Page 71: ...n Decision Conditions During startup and operation of cooling and heating the temperatures detected by the outdoor compressor temperature sensor are used to determine sensor errors Malfunction Caused Faulty connector connection Faulty sensor Faulty PCB Troubleshooting ...

Page 72: ...ion Conditions An input current detected by Current Transformer CT is below threshold value when the compressor is operating at certain frequency value for 3 minutes Malfunction Caused Lack of gas Broken CT current transformer Broken Outdoor PCB Troubleshooting ...

Page 73: ...etermine abnormal fan motor feedback of rotation 2550rpm or 50rpm Malfunction Caused Operation stops due to short circuit inside the fan motor winding Operation stops due to breaking of wire inside the fan motor Operation stops due to breaking of fan motor lead wires Operation stops due to Hall IC malfunction Operation error due to faulty indoor unit PCB Troubleshooting ...

Page 74: ... Decision Conditions During startup and operation of cooling and heating the temperatures detected by the indoor heat exchanger temperature sensor are used to determine sensor errors Malfunction Caused Faulty connector connection Faulty sensor Faulty PCB Troubleshooting ...

Page 75: ... Decision Conditions During startup and operation of cooling and heating the temperatures detected by the indoor heat exchanger temperature sensor 2 are used to determine sensor errors Malfunction Caused Faulty connector connection Faulty sensor Faulty PCB Troubleshooting ...

Page 76: ...ction Decision Conditions During startup and operation of cooling and heating the temperatures detected by the outdoor air temperature sensor are used to determine sensor errors Malfunction Caused Faulty connector connection Faulty sensor Faulty PCB Troubleshooting ...

Page 77: ...ction Decision Conditions During startup and operation of cooling and heating the temperatures detected by the outdoor pipe temperature sensor are used to determine sensor errors Malfunction Caused Faulty connector connection Faulty sensor Faulty PCB Troubleshooting ...

Page 78: ...tion Decision Conditions During startup and operation of cooling and heating the temperatures detected by the outdoor discharge pipe temperature sensor are used to determine sensor errors Malfunction Caused Faulty connector connection Faulty sensor Faulty PCB Troubleshooting ...

Page 79: ...alfunction Decision Conditions The supply power is detected for its requirement by the indoor outdoor transmission Malfunction Caused Wrong models interconnected Wrong indoor unit and outdoor unit PCBs used Indoor unit or outdoor unit PCB defective Troubleshooting ...

Page 80: ...eration is used to determine abnormal fan motor Malfunction Caused Operation stops due to short circuit inside the fan motor winding Operation stops due to breaking of wire inside the fan motor Operation stops due to breaking of fan motor lead wires Operation stops due to Hall IC malfunction Operation error due to faulty outdoor unit PCB Troubleshooting ...

Page 81: ...h pressure is detected when indoor heat exchanger is detecting very high temperature when the unit is operating in heating operation Phenomena unit is stopping and re starting very often in heating mode Malfunction Caused Indoor heat exchanger thermistor Clogged air filter or heat exchanger Over bent pipe liquid side Troubleshooting ...

Page 82: ...l takes place when indoor pipe temperature is lower than 2 C Malfunction Caused Air short circuit at indoor unit Clogged indoor unit air filter Dust accumulation on the indoor unit heat exchanger 2 3 way valve closed Faulty indoor unit fan motor Refrigerant shortage refrigerant leakage Clogged expansion valve or strainer Faulty indoor pipe temperature sensor Faulty indoor unit PCB Troubleshooting ...

Page 83: ...is cold during heating except deice or when indoor heat exchanger is hot during cooling and compressor operating the 4 way valve is detected as malfunction Malfunction Caused Indoor heat exchanger pipe thermistor 4 way valve malfunction Troubleshooting Check gas side pipe for hot gas flow in cooling mode ...

Page 84: ...startup and operation of cooling and heating when Power Factor Correction PFC protection circuitry at the outdoor unit main PCB senses abnormal DC voltage level for power transistors When DC voltage detected is LOW transistor switching will turn ON by controller to push up the DC level When DC voltage detected is HIGH 391Vdc 425Vdc active LOW signal will send by the controller to turn OFF relay RY...

Page 85: ...rigeration Cycle Abnormality Malfunction Decision Conditions The input current is low while the compressor is running at higher than the setting frequency Malfunction Caused Lack of gas 3 way valve close Troubleshooting ...

Page 86: ...ion Decision Conditions A compressor rotation failure is detected by checking the compressor running condition through the position detection circuit Malfunction Caused Compressor terminal disconnect Faulty Outdoor PCB Faulty compressor Troubleshooting ...

Page 87: ... the outdoor unit heat exchanger thermistor Malfunction Caused Outdoor heat exchanger temperature rise due to short circuit of hot discharge air flow Outdoor heat exchanger temperature rise due to defective of outdoor fan motor Outdoor heat exchange temperature rise due to defective outdoor heat exchanger thermistor Outdoor heat exchanger temperature rise due to defective of outdoor unit PCB Troub...

Page 88: ...ted o Heat Sink Overheating During operation of cooling and heating when heat sink temperature data 90 C is detected by the heat sink temperature sensor Malfunction Caused IPM overheats due to short circuit of hot discharge air flow IPM overheats due to defective of outdoor fan motor IPM overheats due to defective of internal circuitry of IPM IPM overheats due to defective IPM temperature sensor M...

Page 89: ...ling and heating when compressor tank temperature data 112 C is detected by the compressor tank temperature sensor Malfunction Caused Faulty compressor tank temperature sensor 2 3 way valve closed Refrigerant shortage refrigerant leakage Faulty outdoor unit PCB Faulty compressor Troubleshooting ...

Page 90: ...on of cooling and heating when an input over current X value in Total Running Current Control is detected by checking the input current value being detected by current transformer CT with the compressor running Malfunction Caused Excessive refrigerant Faulty outdoor unit PCB Troubleshooting ...

Page 91: ...eating when inverter DC peak data is received by the outdoor internal DC Peak sensing circuitry Malfunction Caused DC current peak due to compressor failure DC current peak due to defective power transistor s DC current peak due to defective outdoor unit PCB DC current peak due to short circuit Troubleshooting ...

Page 92: ...this caution may result in electric shocks 16 1 Disassembly of Parts 16 1 1 Detaching the Upper and Inner Casing 1 Unscrew the 10 screws on the Upper and Inner Casing and detach them 16 1 2 Detaching the Control Board 1 Unscrew the 2 screws on the Control Board and open the Control Board Cover 2 Pull the Control Board down following the Slide Guide 3 Lift the Control Board up from the bottom disen...

Page 93: ...ach the shaft connecting the Fan Motor and Fan loosen the screw holding the Fan and detach the Fan 16 1 4 Detaching the Fan Motor and Drain Motor Fan Motor 1 First detach the Upper and Inner Casing 16 1 1 and the Fan 16 1 3 2 Unscrew the 4 screws holding the Fan Motor and detach it Drain Motor 1 First detach the Upper and Inner Casing 16 1 1 and the Fan 16 1 3 2 From the Fan Motor side undo the 2 ...

Page 94: ...nic controller be careful of electrostatic discharge 1 Remove the 5 screws of the Top Panel Fig 1 2 Remove the 8 screws of the Front Panel Fig 2 3 Remove the screw of the Terminal Board Cover 4 Remove the Top Cover of the Control Board by 4 hooks Fig 3 5 Remove the Control Board as follows Fig 4 Fig 5 Fig 6 ...

Page 95: ... position There are many high voltage components within the heat sink cover so never touch the interior during operation Wait at least two minutes after power has been turned off 2 Remove the Outdoor Electronic Controller Fig 8 Fig 9 Caution When handling electronic controller be careful of electrostatic discharge ...

Page 96: ... 2168 1849 571 2262 1930 583 18 4 3126 1813 340 2708 1633 570 2493 1503 583 20 13 3 1223 1198 114 1639 1493 226 2052 1869 585 15 8 1970 1416 179 2099 1354 347 2313 1492 586 Dry bulb value based on 46 humidity 17 1 2 CS E12PD3EA CU E12PD3EA Indoor C Outdoor DB C DB WB 10 7 0 5 TC SHC IP TC SHC IP TC SHC IP TC SHC IP 27 19 0 3399 2408 776 3487 2460 735 3695 2526 645 3605 2505 700 22 0 4068 2053 655 ...

Page 97: ...24 2170 1158 2155 1185 2835 1152 3024 861 3709 1145 20 2171 1020 2600 1250 3330 1220 3200 860 4146 1226 16 2049 999 2412 1012 3378 1093 3473 862 4411 1223 17 2 2 CS E12PD3EA CU E12PD3EA Indoor C Outdoor WB C DB 10 7 2 7 12 TC IP TC IP TC IP TC IP TC IP 24 2377 1263 2533 1265 3282 1326 3711 1135 4321 1189 20 2471 1207 3000 1270 3700 1370 4000 1130 4707 1232 16 2426 1184 2785 1199 3937 1277 4274 113...

Page 98: ...50 Phi 9 6 0 00 6 0 5 22 3 0 8 10 0 0 11 02 Switch Hi 15 5 0 00 11 0 5 90 6 0 10 40 2 0 13 70 Fan Performance Curve 0 0 1 0 2 0 3 0 4 0 5 0 6 0 7 0 8 0 9 0 10 0 11 0 12 0 13 0 14 0 15 0 16 0 17 0 18 0 19 0 0 00 2 00 4 00 6 00 8 00 10 00 12 00 14 00 16 00 18 00 Static Pressure mmAq Airflow m3 min Static Pressure VS Airflow Switch Hi PHi Lo Hi Poly Switch Hi Poly PHi Poly Lo Poly Hi ...

Page 99: ...5 5 0 6 75 2 5 9 42 0 0 12 42 Switch Hi 10 0 7 91 8 0 9 64 6 0 11 44 5 0 12 53 0 0 16 20 Fan Performance Curve 0 0 1 0 2 0 3 0 4 0 5 0 6 0 7 0 8 0 9 0 10 0 11 0 12 0 13 0 14 0 15 0 16 0 17 0 18 0 19 0 0 00 2 00 4 00 6 00 8 00 10 00 12 00 14 00 16 00 18 00 Static Pressure mmAq Airflow m3 min Static Pressure VS Airflow Lo PHi Switch Hi Hi Poly Lo Poly PHi Poly Switch Hi Poly Hi ...

Page 100: ...etting Standard piping length forced cooling at 16 C Hi fan Compressor frequency Rated for cooling operation Voltage 220V 230V 18 1 1 CS E9PD3EA CU E9PD3EA Outlet Air C Outdoor Air Temperature C Outdoor Air Temperature C Outdoor Air Temperature C Current A Low Pressure MPa 230V 220V 12 00 12 50 13 00 13 50 14 00 14 50 15 00 15 50 16 00 14 19 24 29 34 39 44 1 00 1 50 2 00 2 50 3 00 3 50 14 19 24 29...

Page 101: ... Temperature C Outdoor Air Temperature C Outdoor Air Temperature C Current A Low Pressure MPa 220V 230V 8 00 9 00 10 00 11 00 12 00 13 00 14 00 14 19 24 29 34 39 44 2 00 2 50 3 00 3 50 4 00 4 50 5 00 14 19 24 29 34 39 44 0 60 0 80 1 00 1 20 14 19 24 29 34 39 44 ...

Page 102: ...Compressor frequency Rated for Heating operation Voltage 220V 230V 18 2 1 CS E9PD3EA CU E9PD3EA Outlet Air C Outdoor Air Temperature C Outdoor Air Temperature C Outdoor Air Temperature C Current A High Pressure MPa 220V 230V 20 24 28 32 36 40 44 15 10 5 0 5 10 15 1 50 2 00 2 50 3 00 3 50 4 00 4 50 5 00 15 10 5 0 5 10 15 1 40 1 60 1 80 2 00 2 20 2 40 2 60 2 80 3 00 15 10 5 0 5 10 15 ...

Page 103: ...Temperature C Outdoor Air Temperature C Outdoor Air Temperature C Current A High Pressure MPa 220V 230V 20 24 28 32 36 40 44 48 15 10 5 0 5 10 15 2 00 2 50 3 00 3 50 4 00 4 50 5 00 5 50 6 00 15 10 5 0 5 10 15 1 4 1 6 1 8 2 0 2 2 2 4 2 6 2 8 3 0 15 10 5 0 5 10 15 ...

Page 104: ...eating Capacity Note The graphs show the factor after added right amount of additional refrigerant Piping length m Capacity correction factor 0 90 1 00 1 10 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 Range of additional refrigerant charge Piping length m Capacity correction factor 0 90 1 00 1 10 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 Range of additional refrigerant charge ...

Page 105: ...ght amount of additional refrigerant Capacity correction factor Piping length m Range of additional refrigerant charge 0 90 1 00 1 10 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 Piping length m Capacity correction factor 0 90 1 00 1 10 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 Range of additional refrigerant charge ...

Page 106: ...9 Exploded View and Replacement Parts List 19 1 Indoor Unit Note The above exploded view is for the purpose of parts disassembly and replacement The non numbered parts are not kept as standard service parts ...

Page 107: ... PLATE RIGHT 1 CWE04071 CWE04079 31 CABINET SIDE PLATE LEFT 1 CWE04072 CWE04080 42 FOAMED POLYSTYRENE 1 CWG07165 CWG07174 43 FOAMED POLYSTYRENE 1 CWG07166 CWG07175 44 FOAMED POLYSTYRENE 1 CWG07167 45 BLOWER WHEEL COMPLETE 1 CWH01C005 46 CONTROL BOARD 1 CWH102208 47 CONTROL BOARD BOTTOM PCB 1 CWH10527 48 CONTROL BOARD FRONT PCB 1 CWH131144 49 HOLDER P S CORD 1 CWH31103 50 HOLDER P S CORD 1 CWH31030...

Page 108: ...N INSTRUCTION 1 CWF615966 110 INSTALLATION INSTRUCTION 1 CWF615967 111 BASE BOARD 1 CWG62099 112 SHOCK ABSORBER RIGHT 1 CWG712936 113 SHOCK ABSORBER LEFT 1 CWG712946 114 SHOCK ABSORBER 1 CWG712937 115 SHOCK ABSORBER 1 CWG712947 116 C C CASE 1 CWG565694 Note All parts are supplied from PAPAMY Malaysia Vendor Code 00029488 O marked parts are recommended to be kept in stock ...

Page 109: ...109 19 2 Outdoor Unit 19 2 1 CU E9PD3EA Note The above exploded view is for the purpose of parts disassembly and replacement The non numbered parts are not kept as standard service parts ...

Page 110: ...E 1 CWA50C2894 O 25 CONTROL BOARD COVER TOP 1 CWH131473 26 ELECTRONIC CONTROLLER MAIN 1 CWA73C7816R O 27 TERMINAL BOARD ASSY 1 CWA28K1110J O 28 CABINET SIDE PLATE COMPLETE 1 CWE04C1296 29 SENSOR COMPLETE COMP TOP 1 CWA50C2893 O 30 CABINET SIDE PLATE LEFT 1 CWE041580A 31 CABINET FRONT PLATE CO 1 CWE06C1441 32 CABINET TOP PLATE 1 CWE031148A 33 CONTROL BOARD COVER 1 CWH131470A 34 CONTROL BOARD COVER ...

Page 111: ...111 19 2 2 CU E12PD3EA Note The above exploded view is for the purpose of parts disassembly and replacement The non numbered parts are not kept as standard service parts ...

Page 112: ...AND VALVE 1 CWA43C2257 O 30 SENSOR COMPLETE 1 CWA50C2517 O 31 REACTOR 1 G0C203J00003 O 33 TERMINAL BOARD ASSY 1 CWA28K1110J O 38 ELECTRONIC CONTROLLER MAIN 1 CWA73C7818R O 40 CONTROL BOARD COVER TOP 1 CWH131333 41 CABINET SIDE PLATE LEFT 1 CWE041522A 42 HANDLE 1 CWE161010 43 CABINET SIDE PLATE RIGHT 1 CWE041555A 45 CABINET FRONT PLATE CO 1 CWE06K1077 46 WIRE NET 1 CWD041155A 47 CABINET TOP PLATE 1...

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Panasonic CS-E9PD3EA, Service Manual

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