Manuals / Sanyo / Household Appliance / Air Conditioner

Sanyo UHX2452, UHX0752, UHX1252, UHX3652, UHX1852, THX2452, THX1252 Outdoor Unit Alarm History Monitor

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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Service Checker

1. Outdoor Unit Maintenance Remote Controller

5. Outdoor Unit Alarm History Monitor

Recalls and displays the outdoor unit alarm history.

• This is for the outdoor unit only. Indoor unit alarms cannot be recalled.

• The indoor unit alarm history can be viewed on the indoor unit remote controller or other controller.

<Operation procedure>

Press and hold the (CHECK) button and (SET) button simultaneously for 4 seconds or lon- ger to engage outdoor unit alarm history mode.

During temperature monitoring, illuminates. The display and operations are the same as for the alarm history monitor performed from the indoor unit remote controller. However the “unit No.” display shows the outdoor unit address.

Press the (UNIT) button, and select the outdoor unit for which to monitor the alarm history.

1 Press the temperature setting and buttons and select the item code for the alarm

history. The selected outdoor unit address, the item code, and the alarm history (alarm data) are displayed.

2The outdoor unit address is displayed as R.C. XX – YY.

	(R.C. XX = Outdoor unit system address
	YY = Outdoor unit address

3	Item codes 01 – 08 are displayed. 01 indicates the
	most recent alarm.
	The alarm history displays the alarm code.
	(If no alarms are present, then			is


	displayed.)

4	To clear the alarm history, press		the
	(CANCEL) button.
	(The outdoor unit alarm history will be cleared.)

To exit, press the (CHECK) button.

The display returns to the normal display.

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Sanyo UHX2452, UHX0752, UHX1252, UHX3652, UHX1852, THX2452, THX1252, THX1852, XHX1852, XHX3652 Outdoor Unit Alarm History Monitor

Contents

„ R410A Models Indoor Units Outdooe UnitsPage Check of Density Limit Contents Contents Test RUN Test Run Preparing for Test Run Test Run Procedure Items to Check Before the Test Run Setting of Unit Control PCB Main Outdoor Unit PCB Setting No. of outdoor units Outdoor unit setting S006 Indoor unit setting S004 Rotary switch, redSystem address S003 System address No P DIP switch, blue 10 Unit No. setting Automatic Address Setting from the Outdoor Unit Auto Address SettingAuto Address Setting Basic wiring diagram Example Circuit 22-9Refrigerant On the No Case 2 Automatic Address Setting no compressor operationAutomatic Address Setting from Outdoor Unit Units Case 3A Automatic Address Setting in Heating Mode Automatic Address Setting* from the Remote Controller Case 3B Automatic Address Setting in Cooling Mode On outdoor main unit PCB Display during automatic address settingRemote controller display Remote Controller Test Run Settings Auto Address Setting Remote Controller Test Run SettingsIf 1 indoor unit is connected to 1 remote controller Use the remote controller to check the indoor unit address Test Run Possible cause of malfunction Meaning of Alarm MessagesAlarm contents P02 Alarm messages displayed on system controller Main Operating Functions Wireless Remote ControllerTimer Remote Controller RCS-TM80BG Thermostat is turned ON/OFF according to as shown below Room Temperature ControlMain Operating Functions Deg Operating mode change Shifted set temp After the compressor turns on Transmitter Wireless Remote ControllerMode button FAN Speed selector button Address button Cool mode and Dry mode, if the flaps are set in a downwardFilter button C Sensor button OFF Timer Indicator when swing operation is stoppedTimer SET button OFF Cycle Timer Receiver Multiple units Group Temperature sensors at the indoor unit side are usedOperation Control Cover Using the Wireless Remote Control UnitHow to install batteries Address Settings Type D type Shutdown Emergency OperationOperation Control unit will not be accepted Press the Emergency operation button once more Trouble Possible Cause TroubleshootingTrouble Possible Cause Remedy Timer Remote Controller RCS-TM80BG How to Use the Timer Remote Controller Operating buttons Names and Operations Timer program Display Section Refer to Setting indicationTimer No. indication Timer OFF indication Installation Manual for Timer Remote Controller How to install the Remote Controller Indoor Unit Setting Mode Group Control Using 2 Remote ControllersRemote Controller Setting Mode To Display the Sensor Temperature 13/32 Set to today’s day of the week Setting the Present TimeOnce you enter in the setting mode Day and time ﬂ ash Press To change the present hour in the range of 0 to 23 Press To enter the program conﬁrmation mode Start setting Weekly Program Function Checking Weekly TimerProgram image diagram Select a Timer number Set the hour. program step Set the minute. program step Pattern Press / to change the temperature settingSet the program pattern. program step Indoor unit starts operation at the programmed time If Power Failure Occurred How to invalidate the program timerHow to cancel the program timer invalidation Deleting the Program Timer Select the copy source Duplicating the Program TimerYou can duplicate the preset program by day Before Asking Repair Work Room temperature Precautions„ For Example Setting at Outing Temperature 86F 30C Outing Function Outing function indication Status Canceling the outing functionOuting function indication Sleeping Function Wired Remote Controller Test Run Settings Procedure Simple Settings Function List of Simple Setting Items Detailed Settings Functions Description List of Detailed Setting ItemsSetting data Item code Setting data Description Setting data Code Description Timer Remote Controller RCS-TM80BG Table of DC Fan Motor Tap Settings ceiling-mounted type TP6 TP3 TP1 Maintained Remote Controller Servicing FunctionsDisplay Sensor Servicing check Alarm history Press and hold Test Run Function Normal remote controller display Trouble Diagnosis Contents of Remote Controller Switch Alarm Display Heat exchanger 1 gas temp. sensor F06 OFF Are occurring Automatic address setting is in progressNumber that was set Alarm display Display meaning 2WAY ECO-i Alarm Codes Alarm code Alarm meaning E12 Alarm Alarm code E06 Alaral rm Alarm codeAlarm E04 occurs E15 Alarm Alarm code E24 Alarm Alarm code E16 Alarm Alarm codeE20 Alarm Alarm code At a number of indoor units E29 Alarm Alarm code E25 Alarm Alarm codeE26 Alarm Alarm code Power at the outdoor unit main is turned OFF Check Check for crossed wiring and installation errors F04, F05, F22 Alarm Alarm codeCrossed wiring or installation error Outdoor unit control PCB F07, F24 Alarm Alarm code Identification of the problem in this caseF06, F23 Alarm Alarm code Alarm meaning F17 Alarm Alarm code Alarm code F12F16 Alarm Alarm code F08 F31 Alarm Alarm code H03 alarm Alarm code Which may damage the compressor H06 Alarm Alarm codeOn the degree of the problem Valve must be replaced H11, H12, H21, H22 Alarm Alarm code H13, H23 Alarm Alarm code H05, H15, H25 Alarm Alarm code L05 Alarm Alarm code H31 Alarm Alarm codeL04 Alarm Alarm code L17 Alarm Alarm code L06 Alarm Alarm codeL10 Alarm Alarm code L18 alarm Alarm code P03, P17, P18 Alarm Alarm code P04 Alarm Alarm code Primary or secondary current P05 Alarm Alarm codeP16 Alarm Alarm code Noise in some cases P29 Alarm Alarm code P22 Alarm Alarm codeP26 Alarm Alarm code Compressor magnet SW seizing detection Blinking inspection display 1 Automatic backupAlarm code Blinking Inspection display Within that refrigerant tubing system are stopped Alarm meaning Compressor magnet SW seizing detectedAlarm may be caused by the effects of noise. See notes Corresponding outdoor unitPage PCB and Functions Outdoor Unit Control PCB Outdoor Unit Control PCB CR-CHDX14053 Progress will stop the automatic address setting operation Functions for CR-CHDX14053 Mode. Static signal Outdoor Unit Control PCB System only Link wiringSetting the Outdoor Unit address S007 Setting Address JP1 Indoor Unit Control PCBT10 For AC Fan Motor CR-UXRP71B-B For DC Fan Motor CR-SXRP56B-B CR1 for CR-KR74GXH56A/KHX0752~KHX1852 Wall-Mounted CR1 for CR-KR254GXH56A/KHX2452 Wall-Mounted CR2 for POW-KR74GXH56/KHX0752~KHX2452 Wall-Mounted CN017 Signal. Jumper wire cut Static signal continuous signalOr less Option CN014 SELF-DIAGNOSIS Function Table Self-Diagnosis Function Table Alarm displayAlarm descriptionSelf-Diagnosis Function Table Trouble Cause and correction Check items E15 E16 E20 Cause Alarm code Alarm meaning DISCH2 Service Checker Functions Functions on the ordinary display Outdoor Unit Maintenance Remote ControllerSystem Diagram Cooling/heating change Fig Temperature monitorAll units start/stop Fig All units test run Fig Item code Remarks Display functionsItem codes can be changed with Buttons XX-YY R.C Sample display -4, Fig Sample Display A, B Indoor unit Monitoring OperationsDisplay of unit No main unit Outdoor unit Outdoor Unit Alarm History Monitor „ Setting mode Code Parameter Description SET Data „ Setting mode Parameter Description SET DataPage 200706MDC