Manuals / Sanyo / Household Appliance / Air Conditioner

Sanyo THX2452, UHX2452, UHX0752 For AC Fan Motor CR-UXRP71B-B, For DC Fan Motor CR-SXRP56B-B

Models: DHX4852 XHX1852 KHX2452 KHX0752 XHX2452 THX1852 UHX3652 UHX1852 KHX1252 KHX0952 THX2452 AHX0752 DHX3652 XHX1252 UHX1252 UHX0752 KHX1852 THX1252 UHX2452 AHX1252 AHX0952 XHX3652

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PCB and Functions

2. Indoor Unit Control PCB

1. For AC Fan Motor (CR-UXRP71B-B)	EEPROM (IC010)	OC (CN040)

	EMG (CN044)	VARISTOR (VA100)

		JP001	OPTION (CN060)
	EXCT (CN073)	GRL (CN020)	DISP (CN072)
	FAN DRIVE (CN032)	POWER LED (D002)	CHK (CN071)
	FAN DRIVE (CN032)	FILTER (CN070)	T10 (CN061)
		FILTER (CN070)	T10 (CN061)

2. For DC Fan Motor (CR-SXRP56B-B)

POWER LED (D002)

EEPROM (IC010)

GRL	OPTION		FILTER	DISP	JP001 VARISTOR	OC
(CN020)	(CN060)		(CN070)	(CN063)	(VA100)	(CN040)
FAN DRIVE		T10	CHK		EXCT	EMG
(CN032)		(CN061)	(CN062)		(CN073)	(CN044)

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Sanyo THX2452, UHX2452, UHX0752, UHX1252, UHX3652, UHX1852 For AC Fan Motor CR-UXRP71B-B, For DC Fan Motor CR-SXRP56B-B

Contents

Outdooe Units „ R410A Models Indoor UnitsPage Check of Density Limit Contents Test RUN ContentsPreparing for Test Run Test RunItems to Check Before the Test Run Test Run ProcedureMain Outdoor Unit PCB Setting Setting of Unit Control PCBSystem address S003 System address No P DIP switch, blue 10 Indoor unit setting S004 Rotary switch, redNo. of outdoor units Outdoor unit setting S006 Unit No. settingAuto Address Setting Auto Address Setting Basic wiring diagram ExampleAutomatic Address Setting from the Outdoor Unit 22-9 RefrigerantCircuit Automatic Address Setting from Outdoor Unit Case 2 Automatic Address Setting no compressor operationOn the No UnitsCase 3A Automatic Address Setting in Heating Mode Case 3B Automatic Address Setting in Cooling Mode Automatic Address Setting* from the Remote ControllerDisplay during automatic address setting Remote controller displayOn outdoor main unit PCB If 1 indoor unit is connected to 1 remote controller Auto Address Setting Remote Controller Test Run SettingsRemote Controller Test Run Settings Use the remote controller to check the indoor unit addressTest Run Meaning of Alarm Messages Alarm contentsPossible cause of malfunction P02 Alarm messages displayed on system controller Wireless Remote Controller Timer Remote Controller RCS-TM80BGMain Operating Functions Main Operating Functions Room Temperature ControlThermostat is turned ON/OFF according to as shown below DegAfter the compressor turns on Operating mode change Shifted set tempMode button Wireless Remote ControllerTransmitter FAN Speed selector buttonFilter button Cool mode and Dry mode, if the flaps are set in a downwardAddress button C Sensor buttonTimer SET button Indicator when swing operation is stoppedOFF Timer OFF Cycle TimerReceiver Operation Temperature sensors at the indoor unit side are usedMultiple units Group ControlUsing the Wireless Remote Control Unit How to install batteriesCover Address Settings D type TypeOperation Emergency OperationShutdown Control unit will not be acceptedPress the Emergency operation button once more Troubleshooting Trouble Possible Cause RemedyTrouble Possible Cause How to Use the Timer Remote Controller Operating buttons Timer Remote Controller RCS-TM80BGNames and Operations Timer No. indication Display Section Refer to Setting indicationTimer program Timer OFF indicationHow to install the Remote Controller Installation Manual for Timer Remote ControllerRemote Controller Setting Mode Group Control Using 2 Remote ControllersIndoor Unit Setting Mode To Display the Sensor Temperature13/32 Once you enter in the setting mode Day and time ﬂ ash Setting the Present TimeSet to today’s day of the week Press To change the present hour in the range of 0 to 23Program image diagram Weekly Program Function Checking Weekly TimerPress To enter the program conﬁrmation mode Start setting Select a Timer numberSet the minute. program step Set the hour. program stepSet the program pattern. program step Press / to change the temperature settingPattern Indoor unit starts operation at the programmed timeHow to cancel the program timer invalidation How to invalidate the program timerIf Power Failure Occurred Deleting the Program TimerYou can duplicate the preset program by day Duplicating the Program TimerSelect the copy source Before Asking Repair Work„ For Example Setting at Outing Temperature 86F 30C PrecautionsRoom temperature Outing FunctionCanceling the outing function Outing function indicationOuting function indication Status Sleeping Function Wired Remote Controller Test Run Settings Simple Settings Function ProcedureList of Simple Setting Items Detailed Settings Functions List of Detailed Setting Items Setting dataDescription Item code Setting data Description Code Description Setting dataTimer Remote Controller RCS-TM80BG Table of DC Fan Motor Tap Settings ceiling-mounted type TP6 TP3 TP1 Remote Controller Servicing Functions Display Sensor Servicing check Alarm history Press and holdMaintained Test Run Function Normal remote controller display Trouble Diagnosis Contents of Remote Controller Switch Alarm Display Heat exchanger 1 gas temp. sensor F06 Number that was set Alarm display Are occurring Automatic address setting is in progressOFF Display meaningAlarm code Alarm meaning 2WAY ECO-i Alarm CodesAlarm E04 occurs E06 Alaral rm Alarm codeE12 Alarm Alarm code E15 Alarm Alarm codeE20 Alarm Alarm code E16 Alarm Alarm codeE24 Alarm Alarm code At a number of indoor unitsE26 Alarm Alarm code E25 Alarm Alarm codeE29 Alarm Alarm code Power at the outdoor unit main is turned OFFCrossed wiring or installation error F04, F05, F22 Alarm Alarm codeCheck Check for crossed wiring and installation errors Outdoor unit control PCBF06, F23 Alarm Alarm code Identification of the problem in this caseF07, F24 Alarm Alarm code Alarm meaningF16 Alarm Alarm code Alarm code F12F17 Alarm Alarm code F08H03 alarm Alarm code F31 Alarm Alarm codeOn the degree of the problem H06 Alarm Alarm codeWhich may damage the compressor Valve must be replacedH11, H12, H21, H22 Alarm Alarm code H05, H15, H25 Alarm Alarm code H13, H23 Alarm Alarm codeH31 Alarm Alarm code L04 Alarm Alarm codeL05 Alarm Alarm code L10 Alarm Alarm code L06 Alarm Alarm codeL17 Alarm Alarm code L18 alarm Alarm codeP03, P17, P18 Alarm Alarm code P04 Alarm Alarm code P16 Alarm Alarm code P05 Alarm Alarm codePrimary or secondary current Noise in some casesP22 Alarm Alarm code P26 Alarm Alarm codeP29 Alarm Alarm code Blinking inspection display 1 Automatic backup Alarm code Blinking Inspection displayCompressor magnet SW seizing detection Alarm may be caused by the effects of noise. See notes Alarm meaning Compressor magnet SW seizing detectedWithin that refrigerant tubing system are stopped Corresponding outdoor unitPage PCB and Functions Outdoor Unit Control PCB CR-CHDX14053 Outdoor Unit Control PCBFunctions for CR-CHDX14053 Progress will stop the automatic address setting operationOutdoor Unit Control PCB Mode. Static signalLink wiring Setting the Outdoor Unit address S007 Setting AddressSystem only Indoor Unit Control PCB T10JP1 For DC Fan Motor CR-SXRP56B-B For AC Fan Motor CR-UXRP71B-BCR1 for CR-KR74GXH56A/KHX0752~KHX1852 Wall-Mounted CR1 for CR-KR254GXH56A/KHX2452 Wall-Mounted CR2 for POW-KR74GXH56/KHX0752~KHX2452 Wall-Mounted Signal. Jumper wire cut Static signal continuous signal Or lessCN017 CN014 OptionSELF-DIAGNOSIS Function Table Self-Diagnosis Function Table Alarm displayAlarm descriptionSelf-Diagnosis Function Table Trouble Cause and correctionCause Check items E15 E16 E20DISCH2 Alarm code Alarm meaningService Checker Outdoor Unit Maintenance Remote Controller System DiagramFunctions Functions on the ordinary display All units start/stop Fig Temperature monitorCooling/heating change Fig All units test run FigDisplay functions Item codes can be changed with ButtonsItem code Remarks Sample display -4, Fig XX-YY R.CSample Display A, B Display of unit No main unit Monitoring OperationsIndoor unit Outdoor unitOutdoor Unit Alarm History Monitor Code Parameter Description SET Data „ Setting modeParameter Description SET Data „ Setting modePage 200706MDC