Blue Seal turbofan E26 Service Manual Download

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Revision 6/F3503

Moffat Ltd, April 2005

E26 Convection Oven

SERVICE

MANUAL

E26 CONVECTION OVEN

Summary of Contents for turbofan E26

Page 1: ... 1 Revision 6 F3503 Moffat Ltd April 2005 E26 Convection Oven SERVICE MANUAL E26 CONVECTION OVEN ...

Page 2: ... 2 Revision 6 F3503 Moffat Ltd April 2005 E26 Convection Oven WARNING ALL INSTALLATION AND SERVICE REPAIR WORK MUST BE CARRIED OUT BY QUALIFIED PERSONS ONLY ...

Page 3: ...ngs are required to change this manual gives a full explanation as to how and what effects will result SECTION PAGE NO 1 SPECIFICATIONS 5 2 INSTALLATION 7 3 OPERATION 8 3 1 Description of Controls 3 2 Explanation of Control System 4 MAINTENANCE 10 4 1 Cleaning 4 2 Routine Procedures 5 TROUBLE SHOOTING GUIDE 11 6 SERVICE PROCEDURES 13 6 1 Fault Diagnosis 6 2 Access 6 3 Replacement 6 4 Adjustment Ca...

Page 4: ... 4 Revision 6 F3503 Moffat Ltd April 2005 E26 Convection Oven 11 PARTS DIAGRAM 28 11 1 Main Assembly 11 2 Control Panel Assembly 12 SERVICE CONTACTS 31 APPENDIX A DOUBLE STACKING KIT 33 ...

Page 5: ...79 395 668 430 1 45 E 1 E 120 791 885 1 E FRONT PLAN SIDE 1 SPECIFICATIONS MODEL E26 LEGEND Electrical connection entry point Dimensions shown in millimetres Dimensions in inches shown in brackets 885 34 9 179 7 0 430 16 9 45 1 75 395 15 5 124 4 9 791 31 1 668 26 3 ...

Page 6: ...INTERNAL DIMENSIONS Width 635 mm 25 Height 270 mm 10 5 Depth 500 mm 19 5 Oven Volume 0 14 m 5 0ft OVEN RACK SIZE Width 600 mm Depth 400 mm ELECTRICAL SUPPLY SPECIFICATION OPTIONS 220Vac 50 60Hz 11A 2 4kW 220V 230 240Vac 50Hz 10A 2 4kW 240V ELECTRICAL PLUG SPECIFICATION REQUIREMENTS Australia 3 pin 250V 10A AS NZ 3112 New Zealand 3 pin 250V 10A AS NZ 3112 United Kingdom 3 pin 250V 13A fused BS 1363...

Page 7: ...ONNECTION E26 convection ovens are supplied with pre fitted cords Ensure unit is fitted with the correct cord and plug for the installation Refer specifications section Should changing of the cord be necessary gain access to the electrical connection terminal block grounding lug and strain relief by removing the back panel four screws Figure 2 1 WARNING ALL INSTALLATION AND SERVICE REPAIR WORK MUS...

Page 8: ...0 250 C Light illuminates when elements are cycling ON to maintain set temperature 3 BAKE TIMER 1 Hour bake timer Light illuminates when time up 0 reached and buzzer sounds 4 LIGHT SWITCH Push switch to activate light Light illuminates while button depressed 3 OPERATION NOTE A full user s operation manual is supplied with the product and can be used for further referencing of installation operatio...

Page 9: ...minate the time up indicator on the control panel The buzzer and time up indicator provide indication that the time setting has run down to zero and at this point will remain On continuously until the 60 minute timer has been manually set back to the Off vertical position The 60 minute timer does not control any other part of the oven s operating system as this timer is independent of the temperat...

Page 10: ...CKS Loosen rear thumbscrew 2 3 turns Remove front thumbscrew and pull rack forward to dis engage rear screw then lift out Replace in reverse order FAN BAFFLE To remove undo thumbscrew counter clockwise rotation at top of baffle and remove Lift baffle out from rear of oven by tilting forward while lifting out of location studs at baffle base Replace in reverse order 4 MAINTENANCE OVEN SEALS To remo...

Page 11: ...ight Refer fault diagnosis 6 1 3 Blown bulb Light switch faulty Refer fault diagnosis 6 1 4 Replace Refer service section 6 3 1 Correct fault Replace Refer service section 6 3 1 Replace Refer service section 6 3 4 60 MINUTE TIMER WILL NOT TIME DOWN 60 MINUTE TIMER INACCURATE BELOW 20 MINUTES Timer faulty Timer not set correctly Zero time up position not set correctly Replace Refer service section ...

Page 12: ...Check supply voltage is as per rating plate voltage Check fan operation Correct calibration Refer service section 6 4 1 6 4 2 Correct element fault Refer Fault Fan element FAN ELEMENT NOT WORKING NO THERMOSTAT HEATING INDICATOR LIGHT Element faulty blown Refer fault diagnosis 6 1 10 Indicator faulty Refer fault diagnosis 6 1 11 Replace Refer service section 6 3 8 Replace Refer service section 6 3 ...

Page 13: ... Rear Panel 16 6 2 3 Baffle 16 6 2 4 Control Panel Rear 16 6 3 REPLACEMENT 17 6 3 1 Light Bulb Glass 17 6 3 2 Door Microswitch 17 6 3 3 Indicator Neon Light 17 6 3 4 Power Light Switches 17 6 3 5 Buzzer 17 6 3 6 Bake Timer 18 6 3 7 Thermostat 18 6 3 8 Element 18 6 3 9 Fan 18 6 3 10 Motor 19 6 3 11 Outer Glass 19 6 3 12 Inner Glass 19 6 3 13 Door Seals 20 6 3 14 Door Handle 20 6 3 15 Door Hinges 20...

Page 14: ...housing Replace if faulty If there is no voltage open oven door and manually depress then release door microswitch actuator at top right of oven Check actuator moves freely under spring tension of microswitch If not free up actuator and adjust microswitch actuator arm as required Check voltage across micro switch terminals to neutral 6 1 4 OVEN LIGHT NOT ILLUMINATING DOOR CLOSED Light switch fault...

Page 15: ...centre of oven Set thermostat to 180 C or 355 F Close the oven door and allow oven thermostat to cycle on and off twice Record oven centre temperature for the next thermostat on and off cycle The thermostat should cycle on and off between 170 C and 205 C or 335 F and 400 F when set to the above temperature If oven temperature is outside these ranges then the thermostat requires recalibration NOTE ...

Page 16: ...ICE REAR PANEL 1 Remove trays racks and bottom tray 2 Undo thumbscrew top 6 2 3 BAFFLE 2 Pull out bottom of control panel and drop down to disengage tabs at top of control panel Figure 6 2 1 2 Remove panel Figure 6 2 2 3 Remove baffle Figure 6 2 3 6 2 4 CONTROL PANEL REAR Buzzer Power Switch Heating Indicator Thermostat Bake Time Up Indicator Light Switch Bake Timer Figure 6 2 4 One Screw Thumb sc...

Page 17: ...ting their positions Two Screws 6 3 5 BUZZER 1 Remove control panel refer 6 2 1 2 Remove two screws holding buzzer to panel 4 Transfer wires to new buzzer 5 Reassemble in reverse order Figure 6 3 5 2 Unscrew bulb out of fitting 3 Screw in replacement bulb 4 Replace lamp cover Lamp Cover Figure 6 3 1 4 Transfer wires to new micro switch and re assemble 5 Adjust microswitch refer 6 4 2 Figure 6 3 2 ...

Page 18: ... wires to new thermostat 4 Remove service panel refer 6 2 2 and from inside of oven loosen two screws holding thermostat phial bracket Figure 6 3 7 Figure 6 3 8 1 With service panel and baffle removed refer 6 2 2 and 6 2 3 remove the wires from the element 2 Unscrew the element from inside the oven 3 Pull element carefully to remove 4 Replace and re assemble in reverse order Figure 6 3 9 Element R...

Page 19: ...ven and place on a flat surface 4 Undo three screws and remove the trim from the bottom of the door Carefully withdraw the glass Figure 6 3 11 5 To replace ensure that the three silicone rubber seals are in place one each side of the door frame and one on bottom centre Clean the inside of the glass and refit ensuring that the silicone rubber seals cover the outer edges of the glass Refit the botto...

Page 20: ...e retaining lugs over to hold the glass in place Refit outer glass as above Three Screws 6 3 14 DOOR HANDLE 1 Remove the door refer 6 3 11 2 Undo three screws and remove the top trim and handle assembly taking care not to dislodge the outer glass 3 Undo two bolts securing handle to top trim Replace handle and reassemble in reverse order 6 3 15 DOOR HINGES 1 Remove outer glass refer 6 3 12 2 Undo t...

Page 21: ...igure 6 3 23 9 Remove two screws securing insulation panel to oven liner Two screws Insulation panel Figure 6 3 25 8 screws 7 Remove wrapper 8 Undo two screws securing left hand counter bracket to oven and remove Replace ensuring that bracket is installed with roller to top Figure 6 3 22 Figure 6 3 24 10 Prise open the insulation panel to allow access to the right hand counter bracket Undo two scr...

Page 22: ...urn calibration screw anticlockwise To decrease oven temperature turn calibration screw clockwise Adjustment of the calibration nut by 1 angular will alter oven temperature by approximately 0 8 C 1 5 F Figure 6 4 1 Calibration Screw 6 4 2 DOOR MICROSWITCH ADJUSTMENT 1 Open oven door 2 Open control panel refer 6 2 1 3 With fingers bend actuator arm of microswitch so that switch operates when door i...

Page 23: ...ion Oven 1 3 2 NC NO FAN B OVEN T STAT HEATING 1Hr TIMER SWITCH MICRO SWITCH POWER Ø N TIME UP BUZZER OVEN LIGHT P 1 E L2 L1 SWITCH 1 3 4 2 DOOR LIGHT FAN ELEMENT 240v 2 4kW 220v 2 4kW 3 7 ELECTRICAL CIRCUIT SCHEMATIC E26 FAN ELEMENT 220v 2 4Kw 240V 2 4kW ...

Page 24: ...3 1 2 TIMER 3 1 4 2 NOTE USE TERMINAL 4 FOR BOTH 50Hz AND 50 60Hz MODELS 14 15 15 16 16 17 17 18 19 19 21 20 22 22 23 24 24 3 4 HEAT TIME UP MAINS TERMINAL BLOCK E N P ELEMENT 4 2 1 3 POWER LIGHTS 1 2 T STAT MICROSWITCH COM NO NC 1 N E P BUZZER EARTH STUD 1 2 4 5 5 6 6 7 7 8 8 9 9 10 11 12 12 13 13 14 FAN MOTOR ...

Page 25: ...p to S N 250978 14 15 15 16 16 17 17 18 19 19 20 21 21 22 22 23 24 24 3 4 HEAT TIME UP MAINS TERMINAL BLOCK E N P ELEMENT 4 2 1 3 POWER LIGHTS 1 2 T STAT MICROSWITCH COM NO NC 1 N E P BUZZER EARTH STUD 1 2 4 5 5 6 6 7 7 8 8 9 9 10 11 12 12 13 13 14 3 1 2 TIMER FAN MOTOR ...

Page 26: ...n Lamp Assembly 013521 Oven Lamp 240V 40W Miniature Edison Screw MOTOR ELEMENTS 023371 Oven Fan Element 240V 023372 Oven Fan Element 220V 013431K Fan Motor 220 240V From S N 250979 022042 Fan 023215 Fan Motor c w fan Up to S N 250978 DOOR 023099 Oven Door Seal Strip Side 023192 Oven Door Seal Strip Top Bottom 021468 Handle 023187 Handle Stiffener 023064 Door Outer Glass 023065 Door Inner Glass 023...

Page 27: ... 27 Revision 6 F3503 Moffat Ltd April 2005 E26 Convection Oven 10 ACCESSORIES OVEN RACKS PART NO 023273 100 MM FOUR INCH FOOT OPTION PART NO 13048 25 MM ONE INCH FOOT OPTION PART NO 13908 ...

Page 28: ...fat Ltd April 2005 E26 Convection Oven 11 PARTS DIAGRAMS 11 1 MAIN ASSEMBLY E26 3 2 1 4 5 6 7 8 9 10 11 12 14 15 16 17 18 19 20 21 22 24 25 26 27 28 31 33 34 35 41 40 39 36 45 46 47 48 49 50 38 13 30 29 42 43 37 23 32 44 51 52 ...

Page 29: ...23 004869 BOTTOM BAFFLE 24 023218 DOOR HINGE 25 023284 BOTTOM TRIM 26 004862 GLASS CLAMP ANGLE 27 023065 INNER GLASS 28 023064 OUTER GLASS 29 023229 INNER GLASS SEAL 30 023230 OUTER GLASS SEAL 31 004855 DOOR INNER PANEL 32 023382 BAFFLE RA 33 021468 DOOR HANDLE 34 023283 TOP TRIM 35 023187 HANDLE STIFFENER 36 024835 LH SIDE RACK 37 023273 OVEN RACK 38 023095 VENT TUBE 39 044215 CAGE NUT 40 023068 ...

Page 30: ...ription 22 004853 CONTROL PANEL BAKBAR 22 004852 CONTROL PANEL BLUE SEAL 51 021473 POWER SWITCH 52 020849 NEON 53 021472 KNOB THERMOSTAT 54 020823 KNOB TIMER 55 021474 LIGHT SWITCH 56 011794 BUZZER 57 023212 TIMER COUPATAN 60 MINUTE TO S N 228661 011760 TIMER DIEHL 60 MINUTE FROM S N 228662 58 023211 THERMOSTAT ...

Page 31: ...uite 8 71 Fullarton Rd Tel 08 8431 0522 Kent Town SA 5067 Spare Parts Free Call 1800 337 963 WESTERN AUSTRALIA PO Box 689 Tel 08 9305 8855 Joondalup Business Centre WA 6027 Spare Parts Free Call 1800 337 963 NATIONAL COVERAGE FOR 24 HOUR SERVICE OR MAINTENANCE DIAL FREE CALL 1800 622 216 AUSTRALIA ONLY CANADA Lessard Agencies Limited Tel 416 766 2764 PO Box 97 Fax 416 760 0394 Stn D Free Call 1 88...

Page 32: ... Units 6 7 Mount St Tel 0121 327 5575 Business Park Fax 0121 327 9711 Birmingham B7 5QU England UNITED STATES OF AMERICA MOFFAT INC 3765 Champion Blvd Winston Salem Tel 1 800 551 8795 NC27115 Fax 336 661 9546 NATIONAL COVERAGE FOR SERVICE OR MAINTENANCE DIAL FREE CALL 1800 551 8795 USA ONLY ...

Page 33: ...ure the vent duct to the wrapper with five 3 8 x 8A Pozi screws into these holes 4 Undo the three screws securing the top lintel to the bottom oven and remove the lintel Remove the three screws from the top rear of the oven wrapper B Top Unit 1 Remove all trays and racks from oven Tip oven upside down and remove the feet screwed into the base 2 Remove the six screws three each side securing the ov...

Page 34: ... using the saddle clamp and two screws NOTE for units manufactured before serial number 225805 the mounting holes for the saddle clamp will need to be drilled Holding the vent pipe vertical position the saddle clamp over the vent pipe approximately 75 mm below the top of the oven and drill two ø3 5mm holes 4 Using pliers or similar knock out the notches at the top and bottom of the rear cover pane...

Page 35: ... 35 Revision 6 F3503 Moffat Ltd April 2005 E26 Convection Oven ...

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