Gledhill High Efficiency Condensing Boiler - Gledhill Spare Parts

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FAULT FINDING Page 26
FAULT FINDING8.1. CONTROLLER DISPLAYahThe controller display unit is equipped with a two digit, 7 segment display andthree push buttons as shown schematically shown in diagram 8.1. The displayshows the system status and can be used to display diagnostic information.dbekilThe push buttons can be used to enter the parameter menu and to changethe parameters. The push button S1 is also used to clear locking errors andreset the controller.8.1.1. Normal Level-1 (Default) OperationThe information display in normal user (Level-1) mode is described below intable 8.1. If no input is detected when the display is in level 2 or level 3 modefor a period of around 20 seconds, it will automatically revert back to defaultlevel 1 mode.S2fgmncjS1S3- +Set/ResetDiagram 8.1 Controller displayTable 8.1: Level-1 Display descriptionDisplay segment DescriptionD1On/Off : Indicates that the controller is active and in standby modeOn : Indicates ionisation i.e. burner is onD2On/Off : Lockout error – Requires resetOn : Blocking error detectedbController is initialisinghOverheat safety tripa, d, b & f ‘F’ – Frost program activeiHeat demand onjPump on8.1.2. Level-2 Display OperationsThe level-2 is used to display the temperatures, set pointsand errors. The information flow diagram for level-2 isshown below in diagram 8.2. Push buttons S2 and S3 areused to select the parameters vertically and horizontallyrespectively.The level-2 is accessed by pressing and holding push buttonS1 for minimum of 10s. The controller display will go back tolevel 1 if either there has been no input (i.e. buttons pressed)for 30s or if push button S1 is pressed and held for 10s.(a) Temperature displayThe temperature of the sensor selected is displayedby alternatively flashing the sensor number and thetemperature measured by it or ‘Er’ if it is in error. The sensordefinition is shown in table 8.2.(b) Set point displayThe selected set point is displayed by alternatively flashingthe set point number (P1...P6) and the corresponding setpoint. The definition of set points is listed in table 8.3.Page 27Table 8.2: Sensor DescriptionSensor Description Error CodesS1 <strong>Boiler</strong> Flow (NTC)E1: Sensor or cables shortedE2: Sensor or cables open circuitE3: Temperature reading >99ºCS2 <strong>Boiler</strong> Return (NTC)E1: Sensor or cables shortedE2: Sensor or cables open circuitE3: Temperature reading >99ºCS3 Flue Gases (NTC)E1: Sensor or cables shortedE2: Sensor or cables open circuitE3: Temperature reading >99ºCS4TIDE1: ID resistor short circuitE2: ID resistor open circuitE3: ID resistor >99ºCCONDENSING BOILER
Page 1 and 2: Gledhill High EfficiencyCondensing
Page 3 and 4: CONTENTSCONTENTSPageCONTENTSPage1.
Page 5 and 6: IMPORTANT INFORMATION(c) Normal ope
Page 7 and 8: OPERATING THE BOILER
Page 9 and 10: INSTALLATION DESIGN AND PLANNING IN
Page 19 and 20: BOILER INSTALLATION4.1. INSTALLATIO
Page 21 and 22: ELECTRICAL WIRING5.1 GENERALWarning
Page 23 and 24: ELECTRICAL WIRING5.2.2. Wiring - Bo
Page 25: SERVICING7.1. GeneralIMPORTANTDO NO
Page 29 and 30: FAULT FINDINGTable 8.5 Lockout erro
Page 31: FAULT FINDING
Page 34 and 35: REPLACEMENT OF PARTS9.2. Spark & Fl
Page 36 and 37: REPLACEMENT OF PARTS14 1113 15312Ke
Page 38 and 39: SPARE PARTSKey No Part Number Descr
Page 40 and 41: SERVICE INTERVAL RECORDIt is recomm
Page 42 and 43: Gledhill (Water Storage) LtdAMD. JU

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