manualshive.com logo in svg

Panasonic CS-HE9DKE, Service Manual, Page: 26 / 88

Share
Download
Panasonic CS-HE9DKE Service Manual Download Page 26

9.5. Quiet operation (Cooling Mode / Cooling area of Dry Mode)

A. Purpose

To provide quiet cooling operation at limited fan speed which lower than Manual Low Fan Speed. (See 9.6 Fan Motor Operation
table.)

     • 

• 

• 

• 

It improves the operation noise approximately 3dB compared to Manual Low Fan Speed.

B. Control condition

a. Quiet operation start condition

     • 

• 

• 

• 

When QUIET button at remote control is pressed.
(QUIET is approved on LED at remote control.)

b. Quiet operation stop condition

     • 

• 

• 

• 

One of the following conditions is satisfied, QUIET operation is to be concealed.

 1. Repressing QUIET button during quiet operation.
 2. Pressing POWERFUL button.
 3. Pressing FAN SPEED button, the operation is to be shifted to the selected fan speed.
 4. Changing the operation mode to IONIZER only operation.
 5. Stopping the operation by OFF/ON button and/or OFF Timer.

9.5.1. Quiet operation under Dry operation (Dry area at Dry Mode)

Automatic Fan Speed (Dry operation)

Manual Fan Speed (Dry operation)

26

CS-HE9DKE CU-HE9DKE / CS-HE12DKE CU-HE12DKE

Summary of Contents for CS-HE9DKE

Page 1: ...thorized copying and distribution is a violation of law CS HE9DKE CU HE9DKE CS HE12DKE CU HE12DKE 7 2 Outdoor Unit 15 8 Electronic Circuit Diagram 16 8 1 Indoor Unit Remote Controller 16 8 2 Outdoor U...

Page 2: ...rovide quiet operation Lo 3dB Oxygen mode to supply oxygen enrich air to indoor room 24 hour real timer setting Long installation piping up to 15 meters Guard net provided in Outdoor unit Quality Impr...

Page 3: ...2 Functions 2 1 Remote Control 3 CS HE9DKE CU HE9DKE CS HE12DKE CU HE12DKE...

Page 4: ...2 2 Indoor Unit 4 CS HE9DKE CU HE9DKE CS HE12DKE CU HE12DKE...

Page 5: ...2 3 Outdoor unit 5 CS HE9DKE CU HE9DKE CS HE12DKE CU HE12DKE...

Page 6: ...0 5 370 Cooling 23 8 840 Heating 11 5 410 Heating 23 1 820 dB A Cooling High 39 Low 26 Cooling 46 Heating High 40 Low 27 Heating 47 Noise Level Power level dB Cooling High 50 Cooling High 59 Heating H...

Page 7: ...Lo Cool Heat rpm 660 750 Me Cool Heat rpm 880 950 Hi Cool Heat rpm 1 090 1 150 790 770 Heat Exchanger Description Evaporator Condenser Tube material Copper Copper Fin material Aluminium Pre Coat Alum...

Page 8: ...ling High 42 Low 29 Cooling 48 Heating High 42 Low 33 Heating 50 Noise Level Power level dB Cooling High 53 Cooling High 61 Heating High 53 Heating High 63 Electrical Data Input W Cooling 850 120 1 05...

Page 9: ...i Cool Heat rpm 1 110 1 230 790 790 Heat Exchanger Description Evaporator Condenser Tube material Copper Copper Fin material Aluminium Pre Coat Aluminium Blue Coated Fin Type Slit Fin Corrugated Fin R...

Page 10: ...4 Dimensions 4 1 Indoor Unit Remote Control 10 CS HE9DKE CU HE9DKE CS HE12DKE CU HE12DKE...

Page 11: ...4 2 Outdoor Unit 11 CS HE9DKE CU HE9DKE CS HE12DKE CU HE12DKE...

Page 12: ...5 Refrigeration Cycle Diagram 12 CS HE9DKE CU HE9DKE CS HE12DKE CU HE12DKE...

Page 13: ...6 Block Diagram 13 CS HE9DKE CU HE9DKE CS HE12DKE CU HE12DKE...

Page 14: ...7 1 Indoor Unit 7 Wiring Diagram 14 CS HE9DKE CU HE9DKE CS HE12DKE CU HE12DKE...

Page 15: ...7 2 Outdoor Unit 15 CS HE9DKE CU HE9DKE CS HE12DKE CU HE12DKE...

Page 16: ...8 Electronic Circuit Diagram 8 1 Indoor Unit Remote Controller 16 CS HE9DKE CU HE9DKE CS HE12DKE CU HE12DKE...

Page 17: ...17 CS HE9DKE CU HE9DKE CS HE12DKE CU HE12DKE...

Page 18: ...8 2 Outdoor Unit 18 CS HE9DKE CU HE9DKE CS HE12DKE CU HE12DKE...

Page 19: ...19 CS HE9DKE CU HE9DKE CS HE12DKE CU HE12DKE...

Page 20: ...puter at indoor unit that judging the condition according to internal setting temperature and intake air temperature 9 1 1 Internal Setting Temperature Once the operation starts remote control setting...

Page 21: ...Mode within 60 Minutes from Start up Temperature Shift C Cooling Soft Dry 1 0 Heating 2 0 9 2 Indoor Power Relay Control The Power Relay turns on under the following conditions 1 For three minutes whe...

Page 22: ...KE CS HE12DKE Maximum power 3 0kW 4 0kW Rated power 2 6kW 3 5kW Minimum power 0 6kW 0 6kW Cooling power CS HE9DKE CS HE12DKE Maximum power 6 5kW 7 7kW Rated power 3 6kW 4 8kW Minimum power 0 6kW 0 6kW...

Page 23: ...l is turned on the louver is fixed at 26 for 5 minutes or until the Neural Control is stabilized After the Neural Control is stabilized the louver is fixed at 12 Dry Operation Mode Manual Operation Ve...

Page 24: ...s less than 32 C 2 Quick Heating Operation 3 Warm Heating Operation 4 When heat exchanger temperature is 56 C or more The vertical louver is closed when the unit is turned off with the remote controll...

Page 25: ...ontal Automatic Operation Operation after Powerful ON Ion The louver horizontally swings at a fixed cycle The louver horizontally swings at a fixed cycle Horizontal Automatic Operation Operation after...

Page 26: ...roved on LED at remote control b Quiet operation stop condition One of the following conditions is satisfied QUIET operation is to be concealed 1 Repressing QUIET button during quiet operation 2 Press...

Page 27: ...T button at remote control is pressed QUIET is approved on LED at remote control b Quiet operation stop condition One of the following conditions is satisfied QUIET operation is to be concealed 1 Repr...

Page 28: ...mote controller as shown in the table below There is a different speed control from setting on the remote controller When Dry operation is selected in the Cooling area fan speed will be switched to on...

Page 29: ...lutive When remote controller setting temperature or fan speed setting is changed When 420 minutes elapsed 5 Forced Cooling Operation Fan speed will be Hi Refer to the Indoor Fan Control chapter when...

Page 30: ...for 5 minutes after powerful ON even through it is in the Chilly Air Cooling area Chilly Cooling Discharge air temperature is kept low by changing fan speed according to room temperature and chilly f...

Page 31: ...ected at the beginning of unit operation and every 30 minutes Temperature fan speed and airflow direction are set with the remote controller During cooling mode operation if Dry mode is selected in ne...

Page 32: ...d in Preliminary operation Operation mode Cooling Cooling Dry Heating Manual speed Selected fan speed Selected fan speed Automatic speed Up to Lo Up to Lo 9 9 Sleep Timer Operation Sleep timer setting...

Page 33: ...on To stop all the operations press the OFF ON button on the remote controller Single blinking of the ION LED does not indicate Breakdown When unit was operated under the condition that a discharge in...

Page 34: ...g Ion Oxygen Enrich 9 13 4 Conditions of starting and cancellation 1 ON OFF by the Oxygen Ventilation Selection Switch on the remote controller When Oxygen is selected with the Switch under a conditio...

Page 35: ...of the Timer setting is up during Oxygen Enrich Operation Unit stops operating Preliminary Operation of Single Oxygen Enrich Operation Not applicable 9 13 5 Oxygen Monitor Display Monitor level 0 1 2...

Page 36: ...ction when outdoor heat exchanger temperature after continuous 40 minutes heating operation is below the primary judgment temperature When the timer reaches 20 minutes or heat exchanger temperature is...

Page 37: ...compressor will be stopped It will restart in 2 minutes Temperature for restarting 90 C If the excess occurs 4 times within 30 minutes after compressor starts the compressor will be stopped and timer...

Page 38: ...3 When temperature of indoor heat exchanger is below 0 C continuously for 6 minutes compressor will be stopped 4 Timer lamp is not blinking F99 is memorized then Limit of Indoor fan speed When temper...

Page 39: ...10 Operating Instructions 39 CS HE9DKE CU HE9DKE CS HE12DKE CU HE12DKE...

Page 40: ...40 CS HE9DKE CU HE9DKE CS HE12DKE CU HE12DKE...

Page 41: ...41 CS HE9DKE CU HE9DKE CS HE12DKE CU HE12DKE...

Page 42: ...42 CS HE9DKE CU HE9DKE CS HE12DKE CU HE12DKE...

Page 43: ...43 CS HE9DKE CU HE9DKE CS HE12DKE CU HE12DKE...

Page 44: ...44 CS HE9DKE CU HE9DKE CS HE12DKE CU HE12DKE...

Page 45: ...l at a strong and firm location which is able to withstand the set s weight If the strength is not enough or installation is not properly done the set will drop and cause injury 5 For electrical work...

Page 46: ...the place where there is ease for access for the power disconnection in case of emergency In some countries permanent connection of this room air conditioner to the power supply is prohibited 1 Power...

Page 47: ...unit shall be at least 2 5 m OUTDOOR UNIT If an awning is built over the unit to prevent direct sunlight or rain be careful that heat radiation from the condenser is not obstructed There should not b...

Page 48: ...intersection of lines extending vertically from the edge of the installation plate and horizontally from the sideways arrow on the installation plate see figure above The center of the left piping hol...

Page 49: ...r piping 2 For the right and right bottom piping 3 For the embedded piping Pull out the piping and drain hose How to keep the cover Insert the connecting cable Install the Indoor Unit Secure the Indoo...

Page 50: ...This can be used for left rear piping left bottom piping also Exchange the drain hose and the cap 50 CS HE9DKE CU HE9DKE CS HE12DKE CU HE12DKE...

Page 51: ...rection louver to the horizontal position 2 Slide down the two caps on the front grille as shown in the illustration at the right and then remove the three mounting screws 3 Pull the lower section of...

Page 52: ...are nut with torque wrench in specified torque as stated in the table Connecting The Piping To Outdoor Unit Decide piping length and then cut by using pipe cutter Remove burrs from cut edge Make flare...

Page 53: ...and two beeps are heard after 8 seconds 1 Connect a charging hose with a push pin to the Low and High side of a charging set and the service port of the 3 way valve Be sure to connect the end of the c...

Page 54: ...ters Drainage checking can be carried out without removing the front grille Pour a glass of water into the drain tray styrofoam Ensure that water flows out from drain hose of the indoor unit EVALUATIO...

Page 55: ...cause an oxygen deficiency if it leaks into a closed room since it collects in the lower area of the room It also generates toxic gas when it is directly exposed to a flame so it must be used in a we...

Page 56: ...ne by a specialist Incorrect repairs can result in a water leakage electric shock fire etc 12 2 Tools For Installing Servicing Refrigerant Piping 12 2 1 Necessary Tools In order to prevent an R410A AC...

Page 57: ...es Table 5 Conventional wrenches R410A wrenches For 1 4 opposite side x torque 17 mm x 18 N m 180 kgf cm 17 mm x 18 N m 180 kgf cm For 3 8 opposite side x torque 22 mm x 42 N m 420 kgf cm 22 mm x 42 N...

Page 58: ...e used with CFC and HCFC cannot be used with R410A because there is no chlorine in the refrigerant The present R134a leak detector can be used but the detection sensitivity will be lower setting the s...

Page 59: ...e manually by opening and closing the valve 9 Refrigerant cylinders The R410A cylinders are labeled with the refrigerant name and the coating color of the cylinder protector is pink which is the color...

Page 60: ...be sure to check the size before using When using a conventional flaring tool use the copper pipe gauge for clearance adjustment etc to ensure the correct A dimension see Fig 10 Fig 10 Flaring dimens...

Page 61: ...1 9 2 6 5 13 17 3 8 9 52 0 8 13 2 13 5 9 7 20 22 1 2 12 70 0 8 16 6 16 0 12 9 23 26 Table 14 R22 flare and flare nut dimensions Unit mm Nominal diameter Outside diameter mm Wall thickness mm A 0 0 4...

Page 62: ...b Copper pipes Use only copper pipes with the thickness given in table 10 and with minimal impurities Because the surface of the pipe is exposed you should take special care and also take measures suc...

Page 63: ...the low pressure gauge instantly reaches vacuum re check step a c Continue the vacuum process for at least 15 minutes then check to make sure the low pressure gauge has reached 0 1 MPa 76 cmHg Once th...

Page 64: ...re difficult to do because of the chemical characteristics of the refrigerating machine oil as described in items c and d of section About R410A Refrigerant In this case you should use new refrigerant...

Page 65: ...the charging valve then open the valve Lo of the manifold gauge and charge with the liquid refrigerant 2 5 Be sure to read the operating instructions for the electronic scale 9 If you cannot charge t...

Page 66: ...uld occur from the brazed part 2 Prevention of Overheating Due to heating the interior and exterior surfaces of treated metal may oxidize Especially when the interior of the refrigerant circuit oxidiz...

Page 67: ...lting point is 50 70 F 30 40 C higher Please use a high temperature solder iron and set it to 700 20 F 370 10 C Pb free solder will tend to slash when heated too high about 1100 F 600 C If you must us...

Page 68: ...pressure of the refrigeration cycle depends on various conditions the standard values for them are shown in the table to the right Normal Pressure and Outlet Air Temperature Standard Gas pressure MPa...

Page 69: ...eration 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...

Page 70: ...on 2 Press the CHECK button on the remote controller continuously for 5 seconds 3 will be displayed on the remote controller display Note Display only for No transmitting signal no receiving sound an...

Page 71: ...circuit H99 Indoor heat exchanger anti freezing protection Insufficient refrigerant Air filter dirty F11 Cooling Heating cycle changeover abnormality 4 times occurrence within 30 minutes 4 way valve...

Page 72: ...Screw Caps 2 parts and remove the screws two inside Fig 4 6 Remove the Top Panel by pressing up the triangle marks 3 points on it Fig 5 7 Remove the Front Grille by pulling it up with taking notice of...

Page 73: ...move the Control Board Box by pulling it out more Fig 10 13 3 1 3 Removal of Control Board 1 Remove the Front Grille according to the procedure 13 3 1 1 2 Remove the Control Board Box according to the...

Page 74: ...hanger Fig 16 6 Loosen the screw one between the Cross Flow Fan and Fan Motor Fig 17 7 Remove the Fan Boss by holding up the Heat Exchanger a little Fig 18 8 Pull out the Cross Flow Fan by holding up...

Page 75: ...e Grille a little can make the Drain Hose easy to be removed The Air Swing Motor for Vertical Louver can be removed without removal of the Discharge Grille Fig 24 3 Remove the Motors by removing the s...

Page 76: ...a plastic part of the Front Panel Motor with a new plastic complete part for servicing in order to avoid loss of the parts such as gear although it can be disassembled with a precision screwdriver Fi...

Page 77: ...two on the right and another two on the left of the Cabinet Front Plate and remove the Front Plate by holding it up a little Fig 2 13 3 2 2 Removal of Control Cover and Terminal Cover 1 Remove the Fr...

Page 78: ...ure CN COLD Oxygen 2 way Valve Vacuum pump Cables red white and black remove the Connector white Reactor Connectors two 6 Remove the interconnect cables and the Earth Wire one screw Interconnect cable...

Page 79: ...separated PCB part from Control BOX plastic part by removing the screws six on the PCB 13 3 2 5 Removal of Propeller Fan and Fan Motor 1 Remove the Cabinet Top Plate and Cabinet Front Plate according...

Page 80: ...5 Disconnect the cable of the Vacuum Pump from the Connector white 6 Disconnect the hose from the Vacuum Pump by loosening the clip with tools such as pliers Note Do not remove the connecting materia...

Page 81: ...14 Technical Data 14 1 Operation Characteristics CS HE9DKE CU HE9DKE 81 CS HE9DKE CU HE9DKE CS HE12DKE CU HE12DKE...

Page 82: ...CS HE12DKE CU HE12DKE 82 CS HE9DKE CU HE9DKE CS HE12DKE CU HE12DKE...

Page 83: ...25 0 55 2 24 2 14 0 60 22 0 C 3 09 2 52 0 49 2 88 2 43 0 53 2 68 2 34 0 57 2 44 2 24 0 62 CS HE12DKE CU HE12DKE 230V Outdoor Temp C Indoor wet bulb temp 30 35 40 46 TC SHC IP TC SHC IP TC SHC IP TC S...

Page 84: ...Exploded View and Replacement Parts List 15 1 Exploded View Indoor Unit Note The above exploded view is for the purpose of parts disassembly and replacement 84 CS HE9DKE CU HE9DKE CS HE12DKE CU HE12D...

Page 85: ...ROL BOARD BOX 1 CWH121009 E7 TERMINAL BOARD COMPLETE 1 CWA28C2192 E8 SWITCH MICRO SW 1 K0KABF000013 E9 SWITCH HOLDER 1 CWD932308 E10 CORD HOLDER 1 CWD77002 E11 POWER SUPPLY CORD 1 CWA20C2441 E12 ELECT...

Page 86: ...d View Outdoor 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 86 CS HE9DKE CU HE9DKE CS HE12DKE...

Page 87: ...70603 R5 TERMINAL COVER COMPRESSOR 1 CWH17006 R6 NUT TERMINAL COVER 1 CWH7080300J R7 SOUND PROOF MATERIAL COMPRESSOR 1 CWG302303 R8 MULTI BEND TUBE COMPRESSOR LIQUID RECEIVER 1 CWT334002 R9 LIQUID REC...

Page 88: ...PUMP 4 CWH501079 S16 BOLT COMPLETE 4 CWH55C1007J S17 FLEXIBLE PIPE 1 CWH851077 S19 SPACER 1 CWH581003J S20 TUBE CONNECTOR 1 CWT291029 S21 OXYGEN TUBE INTER CONNECT 1 CWH85C1032 Note All parts are supp...

Reviews:

No comments