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Panasonic R410A service manual Service procedures, Wired, remote, control, display, Wireless

Models: R410A

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Page 167

Wireless

4. Service procedures

				Wired
				remote
				control
		Possible cause of malfunction		display
		Possible cause of malfunction
	Ceiling panel connection failure			P09

	Activation of	Indoor protection	Fan protective thermostat	P01
	protective
	protective		Float switch	P10
	device		Float switch	P10
	device		Discharge temperature trouble	P03
			Discharge temperature trouble	P03

		Outdoor protection	High pressure switch or compressor motor thermal protector is activated.	P04

			Open phase detected, AC power trouble	P05

			No gas	P15

			4-way valve locked	P19

			High cooling load	P20

			Outdoor fan trouble	P22

			Inverter compressor trouble (HIC PCB)	P26

			Inverter compressor trouble (MDC)	P29

			Simultaneous-operation multi control trouble	P31
			Compressor current failure (overload)	H01
	Thermistor	Thermistor open circuit	Indoor heat exchanger temperature sensor (E1)	F01
	fault	• Short circuit (indoor)
	fault	• Short circuit (indoor)	Indoor heat exchanger temperature sensor (E2)	F02
			Indoor heat exchanger temperature sensor (E2)	F02

			Indoor temperature sensor	F10
		Thermistor open circuit	Discharge temperature (TD)	F04
		• Short circuit (outdoor)
		• Short circuit (outdoor)	Outdoor heat exchanger temperature (C1)	F06
			Outdoor heat exchanger temperature (C1)	F06

			Outdoor heat exchanger temperature (C2)	F07

			Outdoor air temperature (TO)	F08

			Intake temperature (TS)	F12
			Indoor EEPROM error	F29
			Outdoor EEPROM error	F31

Wireless

remote controller receiver display

Operation

Timer

Standby

Alternately

Alternately

Alter.

Alter.

Simul.

Simul.

4

4-3

Image 167

Panasonic R410A service manual Service procedures, Wired, remote, control, display, Wireless

Contents

Model No TECHNICAL DATA & SERVICE MANUALIndoor Unit Outdoor UnitWhen Installing… SPECIAL PRECAUTIONSPlease Read Before Starting When TransportingOthers When ServicingCheck of Density Limit Manifold gauge Vacuum pump 1. Care regarding tubing3. Different tools required Fig. Configuration and characteristics of cylindersFig. Section 3: ELECTRICAL DATA Section 1: SPECIFICATIONSSection 4: SERVICE PROCEDURES Section 2: PROCESSES AND FUNCTIONSTENTATIVE 1. SPECIFICATIONSFEATURES 1. Specifications 1-1Unit Specifications4-WayCassette Type POWER SOURCEDIMENSIONS & WEIGHT 1. Specifications 1-1Unit SpecificationsPOWER SOURCE FEATURESDIMENSIONS & WEIGHT 1. Specifications 1-1Unit SpecificationsPOWER SOURCE FEATURESDIMENSIONS & WEIGHT 1. Specifications 1-1Unit SpecificationsPOWER SOURCE FEATURESDIMENSIONS & WEIGHT 1. Specifications 1-1Unit SpecificationsPOWER SOURCE FEATURESDIMENSIONS & WEIGHT 1. Specifications 1-1Unit SpecificationsPOWER SOURCE FEATURESFEATURES Wall Mounted Type1. Specifications 1-1Unit Specifications POWER SOURCEDIMENSIONS & WEIGHT 1. Specifications 1-1Unit SpecificationsPOWER SOURCE FEATURESFEATURES Ceiling Type1. Specifications 1-1Unit Specifications POWER SOURCEDIMENSIONS & WEIGHT 1. Specifications 1-1Unit SpecificationsPOWER SOURCE FEATURESDIMENSIONS & WEIGHT 1. Specifications 1-1Unit SpecificationsPOWER SOURCE FEATURESDIMENSIONS & WEIGHT 1. Specifications 1-1Unit SpecificationsPOWER SOURCE FEATURESDIMENSIONS & WEIGHT 1. Specifications 1-1Unit SpecificationsPOWER SOURCE FEATURESDIMENSIONS & WEIGHT 1. Specifications 1-1Unit SpecificationsPOWER SOURCE FEATURESFEATURES Low Silhouette Duct Type1. Specifications 1-1Unit Specifications POWER SOURCEDIMENSIONS & WEIGHT 1. Specifications 1-1Unit SpecificationsPOWER SOURCE FEATURESDIMENSIONS & WEIGHT 1. Specifications 1-1Unit SpecificationsPOWER SOURCE FEATURESDIMENSIONS & WEIGHT 1. Specifications 1-1Unit SpecificationsPOWER SOURCE FEATURESDATA SUBJECT TO CHANGE WITHOUT NOTICE 1. Specifications1-2Major Component Specifications A Indoor UnitDATA SUBJECT TO CHANGE WITHOUT NOTICE 1. Specifications1-2Major Component Specifications A Indoor UnitDATA SUBJECT TO CHANGE WITHOUT NOTICE 1. Specifications1-2Major Component Specifications A Indoor UnitA Indoor Unit 1. Specifications1-2Major Component Specifications Remote controller Optional / SuppliedDATA SUBJECT TO CHANGE WITHOUT NOTICE 1. Specifications1-2Major Component Specifications A Indoor UnitDATA SUBJECT TO CHANGE WITHOUT NOTICE 1. Specifications1-2Major Component Specifications A Indoor UnitDATA SUBJECT TO CHANGE WITHOUT NOTICE 1. Specifications1-2Major Component Specifications A Indoor UnitA Indoor Unit 1. Specifications1-2Major Component Specifications Remote controller Supplied / OptionalA Indoor Unit 1. Specifications1-2Major Component Specifications Remote controller Supplied / Optional1. Specifications 1-2Major Component Specifications B Outdoor UnitU-36PE1U6 1. Specifications1-2Major Component Specifications B Outdoor Unit P-42PE1U6 1. Specifications1-2Major Component Specifications B Outdoor Unit 1-2Major Component Specifications B Outdoor Unit 1. SpecificationsU-36PS1U6 1. Specifications1-2Major Component Specifications B Outdoor Unit 1-2Major Component Specifications B Outdoor Unit 1. Specifications1-35 1-3Other Component Specifications Outdoor Unit1. Specifications DATA SUBJECT TO CHANGE WITHOUT NOTICE1-36 1. Specifications1-3Other Component Specifications Outdoor Unit DATA SUBJECT TO CHANGE WITHOUT NOTICE1-37 1. Specifications1-3Other Component Specifications Outdoor Unit DATA SUBJECT TO CHANGE WITHOUT NOTICEIndoor unit : 4-WayCassette Type 26 Type 1. Specifications 1-4Dimensional data1. Specifications 1-4Dimensional dataIndoor unit : 4-WayCassette Type 36, 42Type Drain and wiring port 3-5/32 Indoor unit : Wall Mounted Type1-4Dimensional data 1. Specifications1. Specifications 1-4Dimensional data Indoor unit : Ceiling Type 26 Type1. Specifications 1-4Dimensional data Indoor unit : Ceiling Type 36, 42 Type1. Specifications 1-4Dimensional data Indoor unit : Low Silhouette Duct Type 26 Type1. Specifications 1-4Dimensional data Indoor unit : Low Silhouette Duct Type 36 Type1. Specifications 1-4Dimensional data Indoor unit : Low Silhouette Duct Type1. Specifications 1-4Dimensional Data 1. Specifications 1-4Dimensional Data B Outdoor Unit: U-42PE1U6, U-42PS1U6U-36PE1U6, U-36PS1U6 1-5Refrigerant Flow DiagramOutdoor Unit : U-26PE1U6, U-26PS1U6 Indoor Unit : 26, 30, 36 Types1-5Refrigerant Flow Diagram Outdoor Unit: U-42PE1U6, U-42PS1U61-6Operating Range 1. Specifications1. Specifications U-26PE1U6, U-26PS1U6 U-36PE1U6, U-36PS1U6U-42PE1U6, U-42PS1U6 4-WayCassette Type 1. Specifications 1-8Noise Criterion CurvesS-26PK1U6 1. Specifications 1-8Noise Criterion Curves208 - 230 V, 1 Phase, 60 Hz Wall Mounted TypeMODEL 1. Specifications 1-8Noise Criterion CurvesCeiling Type Low Silhouette Duct Type 1-8Noise Criterion Curves1. Specifications 1. Specifications 1-8Noise Criterion Curves Outdoor Units26 Type 1. Specifications 1-9Increasing the Fan SpeedHow to read the diagram Indoor Fan PerformanceModel: 36, 42 Type 1-10Air throw distance chart 4-WayCassette Type1. Specifications Model: 26 TypeWall Mounted Type 1. Specifications 1-10Air throw distance chartModel: 36 Type 1-10Air throw distance chart Ceiling Type1. Specifications Model: 26 TypeTime delay fuse or 1. SpecificationsGeneral Precautions on Wiring Time delay fuse orIndoor Unit U1, T1, F1 Types 1. SpecificationsWiring System Diagrams Outdoor UnitFig. 1. SpecificationsHow to Connect Wiring to the Terminal For stranded wiringIndoor unit type 1. SpecificationsOutdoor Unit 1. Tubing Size Table2. Check of density limit 1. SpecificationsInstallation requirements 1. Specifications3. SELECTING THE INSTALLATION SITE Installation spaceCountermeasures against snow and wind 1. Specifications3-3.Installing the Unit in Heavy Snow Areas 3-2. Air-DischargeChamber for Top DischargeFor U-42PES1U6unit 1. Specifications3-5.Dimensions of Wind Ducting For U-26PES1U6 / U-36PES1U6unitdirection 1. SpecificationsU-42PES1U6unit WindRequired space around outdoor unit 1. SpecificationsU-26PES1U6 / U-36PES1U6 / U-42PES1U6 For U-42PES1U6unit 1. Specifications3-6.Dimensions of Snow Ducting U-42PES1U6unit 1. SpecificationsU-26PES1U6 / U-36PES1U6 / U-42PES1U6 1. SpecificationsReference diagram for snow-proofvents – Space requirements for setting –Installation in front-rearrows 1. SpecificationsReference diagram for snow-proofvents – Space requirements for setting –4-3.Routing the Tubing and Wiring 4. HOW TO INSTALL THE OUTDOOR UNIT1. Specifications 4-1.Installing the Outdoor UnitCeiling Type 1. SpecificationsIndoor Unit 5. SELECTING THE INSTALLATION SITE 5-1.Indoor Unit AVOID6-1.Suspending the Indoor Unit 6. HOW TO INSTALL THE INDOOR UNIT1. Specifications 4-WayCassette Type U1 TypeFig. 1. Specifications6-3.Placing the Unit Inside the Ceiling Fig.Fig. 1. Specifications6-4.Installing the Drain Piping Fig.the drainage 1. Specifications6-5.Checking the Drainage ing to the outdoor unit are completedFig. 1. Specifications6-6.Before Installing the Ceiling Panel Ceiling Panel6-8.When Removing the Ceiling Panel for Servicing 1. Specifications6-7.Installing the Ceiling Panel a Installing the air-intakeplenum 1. Specifications1 Accessories 2 InstallationFig. 1. Specificationsd Installing the ceiling panel ceiling6-10.Removing the Wall Fixture from the Unit 1. Specificationstrical wiring or conduits are Wall Mounted Type K1 Typeb If Block, Brick, Concrete or Similar Type Wall 1. Specifications6-12.Installing the Rear Panel on the Wall a If Wooden Wall6-14.Preparing the Indoor Side Tubing 1. SpecificationsHow to remove the grille How to replace the grilleHow to remove the cover plate 1. Specifications6-15.Wiring Instructions General Precautions on Wiring6-17.Shaping the Tubing 1. Specifications6-18.Installing the Drain Hose wiring to the outdoor unit are completedFig. 1. SpecificationsCeiling Type T1 Type 6-19.Suspending the Indoor UnitFig. 1. SpecificationsFig. Fig.Fig. 1. SpecificationsFig. Fig. Fig.Fig. 1. Specifications6-21.Installing the Drain Piping 6-20.Duct for Fresh AirFig. 1. SpecificationsLow Silhouette Ducted Type F1 Type TableIt is important that you use 1. Specificationsenough to support the weight 6-23.Suspending the Indoor Unittheir locking nuts face upward 1. SpecificationsFig. 6-24.Installing the Drain Piping Tighten the hose clamps soBe careful since the fan will start 1. Specificationswhen you short the pin on the 6-25.Checking the Drainage6-26.Increasing the Fan Speed 1. SpecificationsHow to read the diagram HT : Using the booster cableFig. 1. Specifications6-27.When Installing the Indoor Unit Fig.SUPPLEMENT ON DRAIN PIPING 1. SpecificationsCheckpoint after installation SymptomHow to Install Batteries 7. HOW TO INSTALL THE WIRELESS REMOTE CONTROLLER1. Specifications 7-1.Wireless Remote Controller Installation7-4.Setting the Model Code 1. Specifications7-2.Room Temperature Sensor Setting Fig. 7-3.Address Switchescontroller wires together 1. Specifications7-5.Indicator Section Installation 1 7-6.Operating Controller InstallationCeiling Type T1 Type 1. Specifications7-7.Indicator Section Installation 7-8.Operating Controller InstallationFig. 1. Specifications7-9.Electrical Wiring 7-10.Test Run SwitchTable 1. Specifications7-11.Misoperation Alarm Indicators Alarmwires. Doing so can result 1. Specificationscontroller wires together with the power supplyFig. 1. SpecificationsFig. Fig.To avoid placing an 1. Specifications7-13.Electrical Wiring 7-14.Test Run Switch10. Temperature setting buttons 1. Specifications7-15.Misoperation Alarm Indicators 8. Transmitter 9. Remote control sensorcorrectly incorrect wiring 1. Specifications7-16.Basic Wiring Diagram Be sure to do the wiringWiring procedure 1. Specifications7-17.Wiring System Diagram for Group Control Group control using 2 signal receiving units1Basic wiring diagram 1. SpecificationsWhen installing multiple remote controllers Setting methodWall mounted Type K1 Type 1. Specifications<CZ-RWSK1U> 7-19.Test Run Procedure Wireless remote controller transmitterUsing the controller 1. Specifications7-21-1.Changing the room temperature sensor 7-21-2.Using the remote controllerOutdoor unit control PCB 1. Specifications7-22.Precautions Indoor unit control PCBNos. 1, 2, 3 all OFF 1. SpecificationsS-26PK1U6 Nos. 1, 2 OFF, No. 3 ONIndoor unit 1. Specifications7-24.Diagnosis Table CauseFig. 1. SpecificationsFlaring Procedure with a Flare Tool Fig.Fig. 1. SpecificationsCaution Before Connecting Tubes Tightly Cautions During Brazingoutlets when moving the unit 1. SpecificationsPrecautions for Packed Valve Operation Never grasp the drain or refrigerant connectingFig. 1. Specifications5. Finishing the Installation 4. Taping the Tubes1. Leak Test 1. SpecificationsManifold gauge Fig. Vacuum pump Fig.designed for use with R410A 1. Specifications2. Evacuation Use a cylinder speciﬁcallyR410A 1. Specifications3. Charging Additional Refrigerant 4.Finishing the Job2-3Automatic Fan Speed Indoor Unit Room Temperature Control2. PROCESSES AND FUNCTIONS 2-2Cold Draft Prevention Heating CycleFig. Chart Summary and Explanations 2-1Room Temperature Control2. Processes and functions A CoolingFig. Chart Summary and Explanations 2. Processes and functions B Heating2. Processes and functions 2-2Cold Draft Prevention Heating CycleA Cooling 2-3Automatic Fan Speed Indoor UnitB Heating 2. Processes and functionsCurrent release control 2-4Control Functions2.Processes and functions Discharge temperature release controlCurrent release value shift control Freeze prevention low-temperaturerelease control2. Processes and functions Overcurrent protection controlDefrost control 2. Processes and functions2. Processes and functions 2-5Outdoor Unit Control PCB1 Layout Diagram CR-CH4872R 1 Explanation of Functions 2-6Outdoor Unit Control PCB CR-CH4272R2. Processes and functions Fig. Table 1. Method of System Address Setting2. Processes and functions Page Outdoor Units 3. ELECTRICAL DATAIndoor Units 3. Electrical data 3-1Indoor Units3. Electrical data Wall Mounted Type : S-26PK1U6 3. Electrical dataWall Mounted Type : S-26PK1U6 3. Electrical dataCeiling Type : S-26PT1U6, S-36PT1U6, S-42PT1U6 3. Electrical dataCeiling Type : S-26PT1U6, S-36PT1U6, S-42PT1U6 3. Electrical dataLow Silhouette Ducted Type : S-26PF1U6, S-36PF1U6 3. Electrical dataLow Silhouette Ducted Type : S-26PF1U6, S-36PF1U6 3. Electrical dataU-26PE1U6 3-2Outdoor Units3. Electrical data 3. Electrical data 3-2Outdoor UnitsU-26PS1U6 3-2Outdoor Units3. Electrical data 3. Electrical data 3-2Outdoor UnitsU-36PE1U6 3-2Outdoor Units3. Electrical data 3. Electrical data 3-2Outdoor UnitsU-36PS1U6 3-2Outdoor Units3. Electrical data 3. Electrical data 3-2Outdoor UnitsU-42PE1U6 3-2Outdoor Units3. Electrical data 3. Electrical data 3-2Outdoor UnitsU-42PS1U6 3-2Outdoor Units3. Electrical data 3. Electrical data 3-2Outdoor UnitsPage 4-3.Details of Alarm Messages 4. SERVICE PROCEDURES4-1.Meaning of Alarm Messages 4-2.Symptoms and Parts to InspectBlinking 4. Service procedures4-1.Meaning of Alarm Messages Wiredremote 4. Service proceduresWired WirelessRemarks 4. Service procedurescontents 4. Service procedures4-2.Symptoms and Parts to Inspect AlarmJudgment condition 4. Service proceduresAlarm contentsJudgment condition 4. Service proceduresAlarm contentsInput power detection circuit trouble 4. Service procedures4-3.Details of Alarm Messages 1 Alarm “P29”HIC PCB trouble 4. Service procedures2 Alarm “P26” HIC-CH2672R 4. Service procedures3 Alarm “E31” HIC-CH4872R4 Alarm P22 4. Service procedures5 Alarms “F04,” “F06,” “F07,” “F08,” “F12” 4. Service proceduresSensor installation 4. Service procedures<Check procedure> Sensor Temperature Correlation Table1 Outdoor Air Temp. TO, Intake Temp. TS, Heat 4-4.Table of Thermistor Characteristics4. Service procedures Check Pin5-1.Overview 5. OUTDOOR UNIT MAINTENANCE REMOTE CONTROLTemperatures Alarm HistoryOutdoor unit alarm history monitor 5. Outdoor unit maintenance remote controlSystem diagram Temperature monitorAll units start/stop Fig. 1 <Operation> 5. Outdoor unit maintenance remote control5-3.Normal Display Operations and Functions Normal display functionsItem code Display contents3XX-YYR.C XX= Main bus line outdoor system address 1 –button 5. Outdoor unit maintenance remote control5. Outdoor unit maintenance remote control 5. Outdoor unit maintenance remote control Parameter 5. Outdoor unit maintenance remote controlList of Item Codes Item codeSetting mode 2 <Operating procedure> 5. Outdoor unit maintenance remote controlRefrigerant type 5. Outdoor unit maintenance remote controlList of Item Codes 6-8.Examples of Wiring Diagrams 6-3.TestRun Procedure6-5.TestRun Using the Remote Controller 6-6.PrecautionsFig. 6. TEST RUN 6-1.Preparing for Test Run6. Test run Fig.Fig. 6. Test run U1, K1, T1, F1 Type 6-2.Caution6-3.TestRun Procedure 6. Test run 6-5.Test Run Using the Remote Controller6-6.Precautions 6-4.Items to Check Before the Test RunIndoor unit Wired remote6. Test run CauseFig. 6. Test run 6-8.Examples of Wiring DiagramsBasic wiring diagram Fig. 6-6b Basic wiring diagramFig. 6-6a Wiring procedure 6. Test runFig. Setting the outdoor unit system addresses6. Test run 6. Test run Main-subremote controller controlRemote controller setting mode