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Blue Seal Turbofan E32M Service Manual Download Page 20

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Revision 1/F3586 

           6.3.21        Inner Glass .......................................................................................................... 32 
           6.3.22        Door Seals ........................................................................................................... 32 
           6.3.23        Door Pivot Bushes ............................................................................................... 32 
           6.3.24        Stainless Steel Door—Outer Glass ..................................................................... 33 
           6.3.25        Stainless Steel Door—Inner Glass ...................................................................... 33 
 

 
6.4      ADJUSTMENT / CALIBRATION .......................................................................................... 34 
 

           6.4.1          Thermostat Calibration ........................................................................................ 34 
           6.4.2          Door Microswitch Adjustment .............................................................................. 34 
           6.4.3          Reversing the Door ............................................................................................. 34 
           6.4.4          Door Roller Catch Adjustment ............................................................................. 35 
           6.4.5          Door Alignment .................................................................................................... 35 
           6.4.6          Hold Temperature Adjustment ............................................................................ 35 
           6.4.7          60 Minute Timer Zero Position Adjustment ......................................................... 35 

Summary of Contents for Turbofan E32M

Page 1: ... 1 Revision 1 F3586 SERVICE MANUAL E32M CONVECTION OVEN ...

Page 2: ... 2 Revision 1 F3586 WARNING ALL INSTALLATION AND SERVICE REPAIR WORK MUST BE CARRIED OUT BY QUALIFIED PERSONS ONLY ...

Page 3: ... 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 10 3 1 Description of Controls 3 2 Explanation of Control System 4 MAINTENANCE 13 4 1 Cleaning 4 2 Routine Procedures 5 TROUBLE SHOOTING GUIDE 15 6 SERVICE PROCEDURES 19 6 1 Fault Diagnosis 6 2 Access 6 3 Replacement 6 4 Adjustment Calibration 7 ELE...

Page 4: ... 4 Revision 1 F3586 11 PARTS DIAGRAM 40 11 1 Main Assembly 11 2 Control Panel Assembly 11 3 Gear Plate Assembly 11 4 Door Assembly 12 SERVICE CONTACTS 47 ...

Page 5: ... 670 280 MWS 810 120 E 1 MWS E 1 28 32 26 4 11 2 2 1 SPECIFICATIONS MODEL E32M LEGEND Electrical connection entry point Water entry BSP hose connection PLAN Dimensions shown in millimetres Dimensions in inches shown in brackets SIDE FRONT ...

Page 6: ...0 50 E 1 670 280 MWS 810 120 E 1 MWS E 1 28 32 2 2 26 11 4 MODEL E32MS LEGEND Electrical connection entry point Water entry BSP hose connection PLAN Dimensions shown in millimetres Dimensions in inches shown in brackets SIDE FRONT ...

Page 7: ...ERNAL DIMENSIONS Width 468 mm 18 5 Height 533 mm 21 Depth 711 mm 28 Oven Volume 0 18 m 6 3 ft OVEN RACK SIZE Width 460 mm 18 Depth 660 mm 26 No of rack positions 4 Rack position spacing 125 mm 5 ELECTRICAL SUPPLY SPECIFICATION OPTIONS 208 V AC 60 Hz 28 8 A 6 0 kW 208 V 220 240 V AC 60 Hz 27 8 A 6 7 kW 240 V 208 220 V AC 50 Hz 28 8 A 6 0 kW 208 V 230 240 V AC 50 Hz 27 8 A 6 7 kW 240 V ELECTRICAL CO...

Page 8: ... and controls the following minimum installation clearances are to be adhered to Rear 40mm 1 Left hand side 40mm 1 Right hand side 40mm 1 Top 390mm 16 Fixed installations require at least 500mm 20 clearance at the right hand side for service accessibility Position the oven in its working position 2 INSTALLATION IMPORTANT THE OVEN VENT LOCATED ON THE CABINET TOP MUST NEVER BE OBSTRUCTED WARNING THI...

Page 9: ...efore Use Operate the oven for about 1 hour at 200 C 400 F to remove any fumes or odours which may be present Rating Plate Location The rating plate for the E32M and E32MS convection ovens is located at the bottom front corner of the RH side panel ...

Page 10: ...cator illuminates when elements are cycling ON to maintain set temperature 3 Bake Timer 1 Hour bake timer Indicator illuminates when time up 0 reached and buzzer sounds 4 Roast n Hold Depress switch to activate Roast n Hold function Switch illuminates when ON 5 Roast Timer 3 Hour roast timer Indicator illuminates when time up 0 reached and product held at 75 C 167 F 6 Steam Switch Push switch to a...

Page 11: ...n will close the solenoid valve This feature is used to instantaneously add steam into the oven The temperature control of this oven is with a capillary type thermostat which can be set to a required cooking temperature The control panel indicator light above the thermostat knob cycles On and Off with the thermostat to indicate when the elements are on and the oven is heating The E32M and E32MS Tu...

Page 12: ...e oven temperature will be controlled by the main oven thermostat to the set temperature and operate as previously described When the 3 hour timer has run down and reached the Hold position the two switch contacts change over to their normally closed position which isolates power from the timer motor and the oven thermostat It also switches power back to the oven hold thermostat At this point the ...

Page 13: ...ition raise the front edge up and lift out SIDE RACKS To remove lift front top to disengage and slide rack forward To replace slide top rear slot in rack onto rear stud then engage front keyhole on front stud LAMP GLASS To remove glasses unscrew anti clockwise To replace screw in clockwise 4 MAINTENANCE OVEN SEALS To remove hold at their centre point and pull forward until they unclip Remove side ...

Page 14: ...ration 12 months DOOR PIVOT BUSHES Check for wear 12 months DOOR CATCHES Ensure that catches are adjusted such that the door closes properly 12 months ELEMENT Check that element resistance is correct to it s rating refer 6 3 15 12 months WATER NOZZLE Check for liming in water nozzle 12 months ...

Page 15: ...pacitor faulty Refer fault diagnosis 6 1 2 Fan motor faulty Wiring Close door Clear obstruction Adjust Refer service section 6 4 2 Replace Refer service section 6 3 2 Replace Refer service section 6 3 18 Replace Refer service section 6 3 19 Replace Refer service section 6 3 17 Check and tighten any loose wiring FAN ONLY OPERATES IN ONE DIRECTION Motor timer faulty Refer fault diagnosis 6 1 2 Repla...

Page 16: ...rectly Zero time up position not set correctly Buzzer faulty Refer fault diagnosis 6 1 7 Timer not switching on buzzer Refer fault diagnosis 6 1 7 Indicator faulty Refer fault diagnosis 6 1 8 Replace Refer service section 6 3 7 For timer settings below 20 minutes always rotate past 20 minutes then back to desired time Refer service section 6 4 6 Replace Refer service section 6 3 5 Replace Refer se...

Page 17: ...not de pressed No power to timer timer faulty Refer fault diagnosis 6 1 13 Roast n Hold switch faulty Refer fault diagnosis 6 1 13 Faulty indicator Refer fault diagnosis 6 1 14 Faulty timer Refer fault diagnosis 6 1 14 Hold thermostat set tempera ture incorrect Hold thermostat faulty Refer fault diagnosis 6 1 15 Depress switch Switch will illuminate Correct electrical fault replace timer Refer ser...

Page 18: ...or seal incorrectly fitted Door catch setting incorrect Door pivot bushes pins worn Door catch striker plate worn Replace Refer service section 6 3 22 Correctly install door seal Refer service section 6 3 22 Adjust Refer service section 6 4 3 Replace Refer service section 6 3 23 Replace ...

Page 19: ...r 25 6 1 15 Holding Temperature Incorrect 25 6 2 ACCESS 26 6 2 1 Control Panel 26 6 2 2 Service Panel Side Panel 26 6 2 3 Control Panel Rear 26 6 3 REPLACEMENT 27 6 3 1 Light Bulb Glass 27 6 3 2 Door Microswitch 27 6 3 3 Neon Indicator 27 6 3 4 Power Roast Lights Water Switches 27 6 3 5 Buzzer 27 6 3 6 Hold Relay 28 6 3 7 Bake Timer 28 6 3 8 Roast Timer 28 6 3 9 Thermostat 28 6 3 10 Hold Thermosta...

Page 20: ...Glass 33 6 3 25 Stainless Steel Door Inner Glass 33 6 4 ADJUSTMENT CALIBRATION 34 6 4 1 Thermostat Calibration 34 6 4 2 Door Microswitch Adjustment 34 6 4 3 Reversing the Door 34 6 4 4 Door Roller Catch Adjustment 35 6 4 5 Door Alignment 35 6 4 6 Hold Temperature Adjustment 35 6 4 7 60 Minute Timer Zero Position Adjustment 35 ...

Page 21: ...en there should be power to the com terminal and the n c terminal If not microswitch is faulty replace Microswitch n o com n c Figure 6 1 1 Fan motor capacitor faulty Ensure that oven is isolated from the power supply Disconnect the two capacitor wires Briefly short across the capacitor terminals to ensure that it is fully discharged Using a multimeter measure the resistance across capacitor termi...

Page 22: ...he water valve solenoid coil with the steam switch depressed If there is no power supply then check the control panel steam switch Check voltage to the bottom terminal of the switch If there is no voltage then check wiring With switch depressed check for voltage at top terminal If there is no voltage then replace switch If voltage correct check wiring to solenoid coil If power supply to the coil i...

Page 23: ...re is no voltage then the thermostat is faulty replace If the voltage is correct and the heating light is on then check all wiring to heating contactor Heating contactor faulty With thermostat on check that the heating contactor coil has power to terminal A1 and voltage across the coil terminals A1 and A2 If incorrect check wiring If voltage is correct check that contactor pulls in and closes the ...

Page 24: ...terminal 5 is correct and wiring is correct then the timer motor is faulty replace timer If there is no power at terminal 5 check for power supply at terminal 4 of timer If there is voltage at terminal 4 and not at terminal 6 with timer set then timer switch is faulty replace timer 6 1 13 ROAST TIMER 180 MINUTE WILL NOT TIME DOWN Figure 6 1 8 Terminal 4 Terminal 1 Terminal 2 Terminal 5 Terminal 3 ...

Page 25: ...ne of timer If there is voltage at terminal one but no voltage at terminal three with timer in hold position then timer switch is faulty replace Hold thermostat faulty With the power switch on and illuminated Roast n Hold switch on and illuminated and the roast 180 minute timer set to hold check that the hold indicator is illuminated With a cold oven ie room temperature check that the oven element...

Page 26: ... be removed When closing the panel ensure wires and thermostat capillary tubes are clear of metal or other terminals Figure 6 2 1 2 Remove side panel 6 2 3 CONTROL PANEL REAR Figure 6 2 3 Buzzer Power Switch Heating Indicator Thermostat Bake Time Up Indicator Roast n Hold Switch Roast n Hold Time Up Indicator Roast Timer Steam Switch Light Switch Hold Thermostat Bake Timer Hold Relay Four screws T...

Page 27: ...BUZZER 1 Remove control panel refer 6 2 1 2 Remove two screws holding buzzer relay bracket to control panel Figure 6 3 5 2 Unscrew bulb out of fitting 3 Screw in replacement bulb 4 Ensure seal fitted Screw lamp cover into holder with baffle fitted do not over tighten Lamp covers Figure 6 3 1 3 Transfer wires to the new switch and reassemble 4 Adjust micro switch refer 6 4 2 Figure 6 3 2 2 From bac...

Page 28: ...curing with screws 5 Replace knob 3 Transfer wires to new timer 4 Withdraw old timer and insert new timer securing with screws 5 Replace knob Figure 6 3 6 Two screws Figure 6 3 7 6 3 6 HOLD RELAY 1 Open control panel refer 6 2 1 2 Remove two screws securing the relay to the buzzer relay bracket on the control panel 3 Withdraw and transfer wires to new relay 4 Reassemble in reverse order Figure 6 3...

Page 29: ...the gear plate Figure 6 3 13 3 Clip new contactor onto gear plate 4 Transfer wires from old contactor to new contactor ensuring all wires are in their correct positions Contactor Control thermostat phial Hold thermostat phial Towards the door Figure 6 3 11 Two screws 6 3 10 HOLD THERMOSTAT 1 Open control panel refer 6 2 1 and undo two screws securing hold thermostat bracket 2 Remove the two screws...

Page 30: ...EANING 1 Disconnect water supply from the water solenoid 2 Remove the sieve from the water valve assembly by pulling firmly away from the assembly with a pair of pliers Sieve 4 Clean the sieve removing all dirt and grime 5 Replace the sieve and reconnect the water supply Figure 6 3 16 Figure 6 3 17 Element wires 6 3 16 FAN 1 With baffle removed undo the grub screw securing the fan to the motor sha...

Page 31: ...ove the handle from the door assembly 4 Replace motor and reassemble in reverse order Figure 6 3 24 Screws Bottom pivot Figure 6 3 23 6 3 18 MOTOR TIMER 1 Remove the right hand service panel refer 6 2 2 2 Remove the screws securing the motor timer to the gear plate 3 Fit the new timer to the gear plate and transfer the wires from the old timer Figure 6 3 21 6 3 19 MOTOR CAPACITOR 1 Remove the righ...

Page 32: ...ide of seal facing down wards Fit side seals with open side facing outwards 6 3 23 DOOR PIVOT BUSHES 1 Remove door as per steps one and two of section 6 3 18 2 Remove the top and bottom pivot brackets two screws Door pivot bush 3 Door bushes can now be removed and replaced Two screws 4 Reinstall door by reversing steps one to two of section 6 3 18 Retaining lugs Figure 6 3 26 Figure 6 3 25 4 Remov...

Page 33: ... the glass edge Ensure when replacing that the side with the L mark is inside the door not on the front of the oven This ensures the correct operation of the Low E glass 5 Reassemble in reverse order and refit door to oven Figure 6 3 30 1 Remove the outer glass refer 6 3 24 2 Uncrimp the retaining angles and remove inner glass 6 3 25 STAINLESS STEEL DOOR INNER GLASS Figure 6 3 31 3 Replace with ne...

Page 34: ...TION 6 4 ADJUSTMENT CALIBRATION 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 is in closed position Actuator arm Figure 6 4 3 Figure 6 4 2 Calibration nut Thermostat Calibration nut 6 4 3 REVERSING THE DOOR If desired a left hand hinged oven door can be changed to a right hand hi...

Page 35: ...re that the buzzer sounds and indicator illuminates at the zero time up position 6 4 5 DOOR ALIGNMENT 1 Loosen the five screws along the bottom edge of the oven front Figure 6 4 6 2 Adjust the door position to ensure that it is square with the oven Tighten the screws Figure 6 4 5 Two screws Roller catch Adjustment nuts Five screws 5 If necessary the roller catches can be removed from the door afte...

Page 36: ...4 6 8 2 2 HEATING 6 3 THERMOSTAT 3 1 1 2 1 A2 A1 CONTACTOR 4 3 2 1 E L2 N L1 Ø MOTOR TIMER 3uF No No Nc Nc M C C FAN MOTOR 100W M 1 2 2 1 NO TIME UP DOOR M SWITCH WATER SOLENOID LIGHTS 2x40W BROWN BLACK BLUE HOLD RELAY ROAST TIMER HOLD T STAT HOLD SWITCH 5 6 13 14 HEATING ELEMENTS TOTAL LOADS 208V 5810W 220V 6500W 230V 6000W 240V 6500W ...

Page 37: ...37 36 36 32 32 40 18 33 35 50 51 3 3 1 2 1 2 33 35 48 48 29 30 16 16 7 7 17 17 6 8 51 50 13 12 49 49 40 41 41 42 22 22 26 42 4 4 43 43 44 10 10 9 9 5 5 11 46 27 28 23 24 24 23 25 25 8 39 39 30 29 12 26 21 15 15 13 14 45 20 20 21 47 44 45 POWER SWITCH T STAT INDICATOR T STAT BAKE TIMER INDICATOR BUZZER RELAY BAKE TIMER ROAST HOLD 3hr TIMER STEAM SWITCH LIGHTS SWITCH DOOR MICROSW WATER SOLENOID FAN ...

Page 38: ... Elements 015360 Element Assembly 208 220V 015363 Element Assembly 230 240V 024431 Fan Motor 024432 Capacitor 3uF 024503 Motor Timer 208 220V 024567 Motor Timer 220 240V 024433 Fan Steam System 020851 Water Solenoid 021057 Spray Nozzle Assembly 021526 Water Inlet Elbow 021527 Washer Door 024784 Door Seal Side 024785 Door Seal Top Bottom 020082 Top Hinge 020083 Bottom Hinge 024809 Roller Catch 0179...

Page 39: ...CESSORIES OVEN RACKS PART NO 15168 A25 STAINLESS STEEL STAND DOUBLE STACKING KIT PART NO 025012 COOKIE KIT SIX TRAY OPTION PART NOS 17156 17157 100 MM FOUR INCH FOOT OPTION PART NO 13048 25 MM ONE INCH FOOT OPTION PART NO 13908 ...

Page 40: ...evision 1 F3586 11 PARTS DIAGRAMS 11 1 MAIN ASSEMBLY 36 33 35 34 31 27 26 32 2 3 4 37 38 39 40 5 5 45 46 42 43 44 19 20 18 10 24 9 6 7 8 23 22 21 25 28 30 29 6 22 24 25 1 41 47 16 17 13 15 14 11 12 48 49 48 ...

Page 41: ... 015360 ELEMENT ASSEMBLY 208 220V 015363 ELEMENT ASSEMBLY 220 240V 24 024785 TOP BOTTOM DOOR SEAL 25 024784 LEFT RIGHT DOOR SEAL 26 024672 LINTEL SUPPORT 27 004945 LINTEL ENAMELLED E32M 024847 LINTEL S S E32MS 28 024803 ROLLER STRIKE TOP 29 024804 ROLLER STRIKE BOTTOM 30 013974 PHIAL GUARD 31 015575 SIDE RACK LH 32 015656 FAN BAFFLE 33 CONTROL PANEL REFER SECTION 11 2 34 020082 TOP HINGE ASSEMBLED...

Page 42: ...SWITCH 8 024773 LIGHT SWITCH 9 024694 CONTROL PANEL HOOK 10 018223 HOLD THERMOSTAT 11 021538 HOLD STAT BRACKET 12 018209 HOLD STAT LABEL 13 018224 HOLD STAT KNOB 14 021442 TIMER MOUNTING PANEL 15 011419 3 HOUR TIMER 50Hz 011983 3 HOUR TIMER 60Hz 16 021534 RELAY 17 011794 BUZZER 18 024703 BUZZER RELAY BRACKET 19 011760 60 MINUTE TIMER 20 024774 THERMOSTAT 1 15 14 18 17 19 20 9 13 12 10 11 16 11 2 C...

Page 43: ...CH 8 021474 STEAM SWITCH 9 024773 LIGHT SWITCH 10 024694 CONTROL PANEL HOOK 11 018223 HOLD THERMOSTAT 12 021538 HOLD STAT BRACKET 13 018209 HOLD STAT LABEL 14 018224 HOLD STAT KNOB 15 021442 TIMER MOUNTING PANEL 16 011419 3 HOUR TIMER 50Hz 011983 3 HOUR TIMER 60Hz 17 021534 RELAY 18 011794 BUZZER 19 024703 BUZZER RELAY BRACKET 20 011760 60 MINUTE TIMER 21 024774 THERMOSTAT 50 320 C 9 8 4 6 2 7 4 6...

Page 44: ...PLATE ASSEMBLY 1 2 4 5 3 7 6 Pos Part No Description 1 024772 GEAR TRAY 2 014185 MAIN TERMINAL BLOCK 3 024567 MOTOR TIMER 240V 024503 MOTOR TIMER 220V 4 015966 CONTACTOR 5 024432 CAPACITOR 3µF 6 002441 INSULATOR 7 002138 CABLE CLAMP ...

Page 45: ...NNER ENAMELLED 3 024602 DOOR TRIM BOTTOM 4 090225 GLASS SEAL EXTRUSION 1 14m 5 020083 BOTTOM HINGE ASSEMBLY 6 090200 GLASS SEAL EXTRUSION 1 74m 7 024844 DOOR OUTER GLASS 8 004452 GLASS CLAMP ANGLE PAINTED 9 002340 DOOR INNER GLASS 10 024601 DOOR TRIM TOP 11 020082 TOP HINGE ASSEMBLY 12 021468 DOOR HANDLE 13 024599 DOOR HANDLE BRACKET SA1586 DOOR COMPLETE EXCLUDES HANDLE BRACKET ...

Page 46: ...ASS CLAMP ANGLE 4 023063 DOOR WINDOW GLASS 5 090201 GLASS SEAL EXTRUSION 1 44m 6 024845 DOOR OUTER PANEL 7 090200 GLASS SEAL EXTRUSION 1 44m 8 020082 TOP HINGE ASSEMBLY 9 004957 DOOR INNER ENAMELLED 10 INSULATION 11 024713 DOOR HANDLE SA1587 ST ST DOOR COMPLETE EXCLUDES HANDLE 11 4 2 E32MS Stainless Steel Door Assembly ...

Page 47: ... Rd Tel 08 8274 2116 Wayville SA 5034 Spare Parts Free Call 1800 337 963 WESTERN AUSTRALIA MOFFAT PTY 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 1 888 537 727...

Page 48: ...el 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 ...

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