Moffat Turbofan E35 Service Manual
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Moffat Turbofan E35 Service Manual

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E35 CONVECTION OVEN
SERVICE
MANUAL
Manual P/N M0ME35
Revision 7/F3587
January, 2005

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Summary of Contents for Moffat Turbofan E35

  • Page 1 E35 CONVECTION OVEN SERVICE MANUAL Manual P/N M0ME35 Revision 7/F3587 January, 2005...
  • Page 2 WARNING: ALL INSTALLATION AND SERVICE REPAIR WORK MUST BE CARRIED OUT BY QUALIFIED PERSONS ONLY. E35 Turbofan Ovens © Moffat Ltd, January 2005 Revision 7/F3512...

  • Page 3: Table Of Contents

    Access Replacement Adjustment / Calibration ELECTRICAL SCHEMATICS ......................36 ELECTRICAL WIRING DIAGRAMS....................39 SPARE PARTS ........................... 42 ACCESSORIES / OPTIONS ....................... 45 IMPORTANT: MAKING ALTERATIONS MAY VOID WARRANTIES AND APPROVALS. E35 Turbofan Ovens © Moffat Ltd, January 2005 Revision 7/F3512...
  • Page 4 Door Assembly SERVICE CONTACTS ..........................60 APPENDIX A. STACKING KIT INSTRUCTIONS..................62 APPENDIX B. STAND MOUNTING INSTRUCTIONS ................65 APPENDIX C. MOTOR CONTROL AND STEAM TIMER ADJUSTMENT GUIDE ........66 E35 Turbofan Ovens © Moffat Ltd, January 2005 Revision 7/F3512...

  • Page 5: Specifications

    VENT Ø 76 O.D. (3.0) PLAN LEGEND - Electrical connection entry point - Water entry - 3/4” BSP hose connection Dimensions shown in millimetres. Dimensions in inches shown in brackets. E35 Turbofan Ovens © Moffat Ltd, January 2005 Revision 7/F3512...
  • Page 6 VENT Ø 76 O.D. (3.0) PLAN LEGEND - Electrical connection entry point - Water entry - 3/4” BSP hose connection Dimensions shown in millimetres. Dimensions in inches shown in brackets. E35 Turbofan Ovens © Moffat Ltd, January 2005 Revision 7/F3512...
  • Page 7 400-415V, 50Hz, 3P+N+E, 17.4A/Ph, 12.5 kW 400-415V, 50Hz, 3P+N+E, 11A/Ph, 8kW ELECTRICAL CONNECTION WIRE CONDUCTOR SIZES 1P+N+E/Gnd 6AWG/10mm² Copper T75 min 3P+E/Gnd 10AWG/6mm² Copper T75 min 3P+N+E/Gnd 12AWG/4mm² Copper T75 min E35 Turbofan Ovens © Moffat Ltd, January 2005 Revision 7/F3512...

  • Page 8: Installation

    It should be conductor sizes. positioned so the operating panel and oven shelves are easily reachable for loading and unloading. IMPORTANT: OVEN VENT LOCATED ON THE CABINET TOP MUST NEVER BE OBSTRUCTED. E35 Turbofan Ovens © Moffat Ltd, January 2005 Revision 7/F3512...
  • Page 9 1) Lift the side rack off the bottom locating pins. 2) Move bottom of rack toward centre of oven. 3) Lower rack to clear top locating pins, and remove. Locating Stud Figure 2.2 E35 Turbofan Ovens © Moffat Ltd, January 2005 Revision 7/F3512...

  • Page 10: Operation

    6. POWER UNIT IS OFF UNIT IS ON (Light illuminates when switched to this position). Oven lights operate continuously. Fan starts after 10 seconds when door closed. E35 Turbofan Ovens © Moffat Ltd, January 2005 -10- Revision 7/F3512...

  • Page 11: Explanation Of Control System

    With the Power switch ON (illuminated neon remove power from the Bake Timer buzzer and indicator), power is supplied to all operator indicator, and the vent position indicator neon. controls. E35 Turbofan Ovens © Moffat Ltd, January 2005 -11- Revision 7/F3512...
  • Page 12 T5 controls the dwell for the opposite from where each pole is connected to two of the direction. six elements in parallel. Hence each of the E35 Turbofan Ovens © Moffat Ltd, January 2005 -12- Revision 7/F3512...
  • Page 13 On single phase models the same motor is used The fine spray instantaneously turns to steam on as on three phase models, but with capacitors in E35 Turbofan Ovens © Moffat Ltd, January 2005 -13- Revision 7/F3512...
  • Page 14 Troubleshooting guide will make reference to the corrective action required, or refer to the Fault Diagnosis section and/or Service section to assist in correction of the fault. E35 Turbofan Ovens © Moffat Ltd, January 2005 -14- Revision 7/F3512...

  • Page 15: Maintenance

    (refer to figure 4.1 for correct procedure). IMPORTANT: ALWAYS ENSURE THAT THE OUTER GLASS IS HINGED CLOSED LOCKED INTO POSITION BEFORE OPENING DOOR. Figure 4.2 E35 Turbofan Ovens © Moffat Ltd, January 2005 -15- Revision 7/F3512...

  • Page 16: Routine Procedures

    Ensure that catch is adjusted such that the door closes 12 months properly. ELEMENT Check that element resistance is correct to it’s rating (refer 12 months 6.3.12). WATER NOZZLE Check for lime build-up in water nozzle. 12 months E35 Turbofan Ovens © Moffat Ltd, January 2005 -16- Revision 7/F3512...

  • Page 17: Trouble Shooting Guide

    (continued next page) Blocked filter in water solenoid. Clean filter. Nozzle blocked. Remove, clean or replace. (Refer service section 6.3.16) Check valve blocked/corroded. Remove check valve. (Refer service section 6.3.15) E35 Turbofan Ovens © Moffat Ltd, January 2005 -17- Revision 7/F3512...
  • Page 18 (Refer service section 6.3.19) NO HIGH FAN SPEED Fan selector switch faulty. Replace. (Refer service section 6.3.22) NO LOW FAN SPEED Fan selector switch faulty. Replace. (Refer service section 6.3.22) E35 Turbofan Ovens © Moffat Ltd, January 2005 -18- Revision 7/F3512...
  • Page 19 Door seal damaged. Replace. (Refer maintenance section) Door seal incorrectly fitted. Correctly install door seal. (Refer maintenance section) RACKS DO NOT FIT Incorrect pin location. Relocate on correct pin. E35 Turbofan Ovens © Moffat Ltd, January 2005 -19- Revision 7/F3512...

  • Page 20: Service Procedures

    Door Outer Glass ........................ 30 6.3.26 Door Inner Glass ......................... 30 6.3.27 Door Catches ........................30 6.3.28 Door Handle ........................30 6.3.29 Door Catch Mechanism....................... 30 6.3.30 Door Handle Mechanism..................... 31 E35 Turbofan Ovens © Moffat Ltd, January 2005 -20- Revision 7/F3512...
  • Page 21 6.4.3 Door Setting / Adjustment ....................32 6.4.4 Door Reversal ........................32 6.4.5 Fan and Steam Timer Operation / Adjustment ..............34 Fan / Steam Flow Chart ...................... 35 E35 Turbofan Ovens © Moffat Ltd, January 2005 -21- Revision 7/F3512...

  • Page 22: Access

    2) Undo the 4 nuts holding the baffle. Power Switch 3) Pull panel off studs, pull bottom into middle of oven and remove panel. Figure 6.2.4 Four Nuts Figure 6.2.3 E35 Turbofan Ovens © Moffat Ltd, January 2005 -22- Revision 7/F3512...

  • Page 23: Replacement

    3) Push new indicator in from front of panel, and reconnect wires. Common Normally Open Normally Closed (Not used) Figure 6.3.6 6) Adjust micro-switch (refer 6.4.1). E35 Turbofan Ovens © Moffat Ltd, January 2005 -23- Revision 7/F3512...

  • Page 24: Light Bulb / Glass

    3) Open fibreglass to expose lamp fitting. 4) Push in tabs at back of light fitting from outside oven, pivot into oven and remove. 5) Re-assemble in reverse order. E35 Turbofan Ovens © Moffat Ltd, January 2005 -24- Revision 7/F3512...

  • Page 25: Thermostat Board

    3) Push new board onto clips. screws. Thermostat Probe Resistances NOTE: Probe must be disconnected from board Thermostat for testing. Board Temperature Resistance (kΩ) 0°C (32°F) Figure 6.3.13 37°C (99°F) 100°C (212°F) E35 Turbofan Ovens © Moffat Ltd, January 2005 -25- Revision 7/F3512...

  • Page 26: Timer / Contactor

    NOTE: Ensure probe mounting plate has RTV silicone sealant applied to sealing face to ensure a leak proof assembly. Remove excess sealant after tightening securing screws. E35 Turbofan Ovens © Moffat Ltd, January 2005 -26- Revision 7/F3512...

  • Page 27: Steam Switch

    ”), outlet side. 5) Remove two screws (up under bracket) and extract. Solenoid Spray Wires Nozzle Figure 6.3.22 Two Screws Figure 6.3.25 6) Secure new solenoid with screws, and re-assemble. E35 Turbofan Ovens © Moffat Ltd, January 2005 -27- Revision 7/F3512...

  • Page 28: Cooling Fan

    1) Remove bake timer knob by pulling it firmly holding the probes and steam line. away from control panel. 2) Open control panel (refer 6.2.1) and undo two screws securing timer. Six Bolts Figure 6.3.31 E35 Turbofan Ovens © Moffat Ltd, January 2005 -28- Revision 7/F3512...

  • Page 29: Fan Motor

    4) Replace and reassemble in reverse order. Figure 6.3.36 Ensure wire leads are re-connected to correct contactor terminals. 4) Internal vent pressure relief and vent shaft can now be removed and replaced. E35 Turbofan Ovens © Moffat Ltd, January 2005 -29- Revision 7/F3512...

  • Page 30: Door Outer Glass

    8) Remove two screws (I) securing latching mechanism (C), and remove. Figure 6.3.39 9) Replace and reassemble in reverse order. 3) Lift and remove glass assembly. Replace and re-assemble in reverse order. E35 Turbofan Ovens © Moffat Ltd, January 2005 -30- Revision 7/F3512...

  • Page 31: Adjustment / Calibration

    60 minute timer. Screws Figure 6.4.3 3) The timer can now be rotated as required to ensure that the buzzer sounds at the zero Figure 6.3.42 position. E35 Turbofan Ovens © Moffat Ltd, January 2005 -31- Revision 7/F3512...

  • Page 32: Door Setting Adjustment

    Figure 6.4.7 5) Remove the microswitch nut, and undo the three screws securing the microswitch cover panel to the bottom of the oven. Figure 6.4.5 Three Screws Figure 6.4.8 E35 Turbofan Ovens © Moffat Ltd, January 2005 -32- Revision 7/F3512...
  • Page 33 10) Check the operation of the door microswitch and adjust as necessary. NOTE: The door handle mechanism will now operate in the ‘up’ direction rather than down. E35 Turbofan Ovens © Moffat Ltd, January 2005 -33- Revision 7/F3512...

  • Page 34: Fan And Steam Timer Operation / Adjustment

    T1 Cycle timer T2 Steam Clockwise T4 Steam Anticlockwise T3 Dwell Clockwise T5 Dwell Anticlockwise Fan rotation Steaming Steam injection activated Steam injection activated Steam injection activated Figure 6.4.5 E35 Turbofan Ovens © Moffat Ltd, January 2005 -34- Revision 7/F3512...

  • Page 35: Fan / Steam Flow Chart

    Low Speed C4 & C6 Contactor Contactors switch selection Motor Steam switch on control panel - manual activation. Timers T4 and T2 only operate when steaming (otherwise is direct connection). E35 Turbofan Ovens © Moffat Ltd, January 2005 -35- Revision 7/F3512...

  • Page 36: Electrical Schematics

    7. ELECTRICAL CIRCUIT SCHEMATIC 7.1 380-415V, 3P+N+E E35 Turbofan Ovens © Moffat Ltd, January 2005 -36- Revision 7/F3512...
  • Page 37 7.2 208-240V, 3P+E E35 Turbofan Ovens © Moffat Ltd, January 2005 -37- Revision 7/F3512...
  • Page 38 7.3 208-240V, 1P+N+E E35 Turbofan Ovens © Moffat Ltd, January 2005 -38- Revision 7/F3512...

  • Page 39: Electrical Wiring Diagrams

    8. ELECTRICAL WIRING DIAGRAM 8.1 380-415V, 3P+N+E E35 Turbofan Ovens © Moffat Ltd, January 2005 -39- Revision 7/F3512...
  • Page 40 8.2 208-240V, 3P+E E35 Turbofan Ovens © Moffat Ltd, January 2005 -40- Revision 7/F3512...
  • Page 41 8.3 208-240V, 1P+N+E E35 Turbofan Ovens © Moffat Ltd, January 2005 -41- Revision 7/F3512...

  • Page 42: Spare Parts

    Relay 10A (1ø models only) - Motor start capacitor switching 021561 Relay Socket Base (1ø models only) - Motor start capacitor switching 021562 Timer on Relay 1-30sec (1ø models only) - Motor start capacitor timing 011794 Buzzer E35 Turbofan Ovens © Moffat Ltd, January 2005 -42- Revision 7/F3512...
  • Page 43 Door Outer Glass (Stainless steel door only) 024104 Door Inner Glass Seal (Stainless steel door only) 024105 Door Outer Glass Seal (Stainless steel door only) 024087 Door Inner Glass Clamp Frame (Stainless steel door only) E35 Turbofan Ovens © Moffat Ltd, January 2005 -43- Revision 7/F3512...
  • Page 44 Side Rack 8 Tray RH (30” models) 025916 Side Rack 4 Tray LH (26” models) 025917 Side Rack 4 Tray RH (26” models) 015168 Oven Rack (26” models) 020993 Oven Rack (30” models) E35 Turbofan Ovens © Moffat Ltd, January 2005 -44- Revision 7/F3512...

  • Page 45: Accessories / Options

    NO 021348 x4) 150 MM (SIX INCH) LEG OPTION (PART NO 018724 x4) A26 STAINLESS STEEL STAND STAINLESS STEEL DOOR OPTION Stainless Steel Door Conversion Kit - Part No 024150 E35 Turbofan Ovens © Moffat Ltd, January 2005 -45- Revision 7/F3512...

  • Page 46: Parts Diagrams

    11. PARTS DIAGRAMS 11.1.1 MAIN ASSEMBLY E35 Turbofan Ovens © Moffat Ltd, January 2005 -46- Revision 7/F3512...
  • Page 47 OVEN WA - ENAMELLED (E35-xxx-30 only) 020874 OVEN WA STAINLESS STEEL (E35-xxx-26 only) 020875 OVEN WA STAINLESS STEEL (E35-xxx-30 only) 020828 VENT FLAP 020827 VENT OVER PRESSURE PLATE 020819 OVER PRESSURE SPRING E35 Turbofan Ovens © Moffat Ltd, January 2005 -47- Revision 7/F3512...
  • Page 48 SIDE RACK 8 TRAY LH WA (E35 - xxx- 30 only) 025089 SIDE RACK 8 TRAY LH WA (E35 - xxx- 26 only) 025916 SIDE RACK 4 TRAY LH WA (E35 - xxx- 26 only) E35 Turbofan Ovens © Moffat Ltd, January 2005 -48- Revision 7/F3512...
  • Page 49 CHASSIS VERTICAL REAR LH 021348 4" LEG ASSEMBLY (NOT ILLUSTRATED) 018724 6" LEG ASSEMBLY (NOT ILLUSTRATED) 021236 26" OVEN DOUBLE STACKING KIT (NOT ILLUSTRATED) 021237 30" OVEN DOUBLE STACKING KIT (NOT ILLUSTRATED) E35 Turbofan Ovens © Moffat Ltd, January 2005 -49- Revision 7/F3512...
  • Page 50 VENT SWITCH BRACKET 018768 STAND-OFF 020882 THERMOSTAT - SOLID STATE 020775 T/STAT BOARD MOUNTING BRACKET 011794 BUZZER 020783 CHASSIS VERTICAL FRONT 014032 BUZZER MOUNTING BRACKET 019369K OVERTEMP THERMOSTAT KIT E35 Turbofan Ovens © Moffat Ltd, January 2005 -50- Revision 7/F3512...
  • Page 51 016794 MALE CONNECTOR (FROM S/N 261985) 020855 FEMALE CONNECTOR (TO S/N 261984) 020852 CHECK VALVE (TO S/N 261984) 020853 SPRAY BODY - WHIRLJET 020856 GASKET 020890 PROBE SECURING BRACKET E35 Turbofan Ovens © Moffat Ltd, January 2005 -51- Revision 7/F3512...

  • Page 52: Control Panel Assembly

    CONTROL PANEL ºC 020976 POTENTIOMETER BRACKET 020985 POTENTIOMETER 011760 TIMER - 60 Min 020893 STEAM SWITCH ASSEMBLY 020888 SELECTOR SW. (FAN SPEED) 020822 SELECTOR SWITCH (FAN SPEED & POWER) E35 Turbofan Ovens © Moffat Ltd, January 2005 -52- Revision 7/F3512...

  • Page 53: Gear Plate Assembly

    11.3.1 GEAR PLATE ASSEMBLY (3 PHASE MODELS ONLY) E35 Turbofan Ovens © Moffat Ltd, January 2005 -53- Revision 7/F3512...
  • Page 54 CENTRE JUMPER - 2 POLE M6 (TO S/N 261182) 025713 TERMINAL BLOCK - M10 GREEN (FROM S/N 261183) 020997 TERMINAL BLOCK - M6 GREEN (TO S/N 261182) 020213 LIGHTING TRANSFORMER 021159 TRANSFORMER BRACKET E35 Turbofan Ovens © Moffat Ltd, January 2005 -54- Revision 7/F3512...
  • Page 55 11.3.2 GEAR PLATE ASSEMBLY (1 PHASE MODELS ONLY) E35 Turbofan Ovens © Moffat Ltd, January 2005 -55- Revision 7/F3512...
  • Page 56 TIMER - ON DELAY 1-30 SECOND (MOTOR START CAPACITOR) 022295 TERMINAL BLOCK - 16MM GREY 022297 CENTRE JUMPER - 2 POLE (NOT ILLUSTRATED) 022296 PARTITION PLATE 020213 LIGHTING TRANSFORMER 021159 TRANSFORMER BRACKET E35 Turbofan Ovens © Moffat Ltd, January 2005 -56- Revision 7/F3512...

  • Page 57: Glass Door Assembly

    BOLTING ELEMENT 020752 HANDLE GEAR 020751 DOOR HANDLE 020865 SCREW CAP - BLACK 022309 GLASS SPACER TRIM 020730 DOOR TRIM INNER RH 020731 DOOR TRIM OUTER RH 020766 LATCH ASSEMBLY E35 Turbofan Ovens © Moffat Ltd, January 2005 -57- Revision 7/F3512...
  • Page 58 GLASS SEAL - 750mm (INSEAL 10 x 6mm) 021153 HINGE SPACER PLATE 004716 DOOR COVER BOTTOM 020725 DOOR FRAME 020732 DOOR TRIM INNER LH 020733 DOOR TRIM OUTER LH SD7031 COMPLETE DOOR ASSEMBLY E35 Turbofan Ovens © Moffat Ltd, January 2005 -58- Revision 7/F3512...
  • Page 59 SCREW 3/4 x 3/16 SD POZI BLACK 090005 SILICONE RTV CLEAR 090402 FIBREGLASS 044206 NUT SPIRE M5 041411 SCREW M5 x 16 PAN SLT 304 SS 024242 WINDOW VENT E35 Turbofan Ovens © Moffat Ltd, January 2005 -59- Revision 7/F3512...

  • Page 60: Service Contacts

    Mulgrave VIC 3170 Fax (03) 9518 3838 Spare Parts Department Free Call 1800 337 963 Fax (03) 9518 3895 NEW SOUTH WALES - MOFFAT PTY Unit 8/142 James Ruse Drive Tel (02) 8833 4111 Rosehill NSW 2142 Spare Parts Free Call 1800 337 963...
  • Page 61 MOFFAT INC. 3765 Champion Blvd Winston-Salem Tel 1800 551 8795 NC27115 Fax 336 661 9546 NATIONAL COVERAGE FOR SERVICE OR MAINTENANCE DIAL FREE CALL 1800 551 8795 (USA ONLY) E35 Turbofan Ovens © Moffat Ltd, January 2005 -61- Revision 7/F3512...

  • Page 62: Appendix A. Stacking Kit Instructions

    "pozi mush Top sheet Screw - "x8A pozi mush Vent extension WA Vent gasket Connection sleeve Figure A.8 Hose clamp - 3" RTV clear - 150g tube Figure A.1 E35 Turbofan Ovens © Moffat Ltd, January 2005 -62- Revision 7/F3512...
  • Page 63 2 screws (K) screws at front edge of panel. (Figure A.3) in each corner of the unit (at front and back up from the sides). E35 Turbofan Ovens © Moffat Ltd, January 2005 -63- Revision 7/F3512...
  • Page 64 7) Place connection sleeve (O) over join in vent using plenty of sealant (Q) between vent and sleeve, and secure using hose clamps (P). See Figure A.8. Figure A.8 E35 Turbofan Ovens © Moffat Ltd, January 2005 -64- Revision 7/F3512...

  • Page 65: Appendix B. Stand Mounting Instructions

    8) Secure oven using screws (F). trays 9) A26 only. Adjust stand feet to level the oven. 10) A26C only. Ensure braking castors are in front frame. 18” (460mm) wide trays Figure B.1 E35 Turbofan Ovens © Moffat Ltd, January 2005 -65- Revision 7/F3512...

  • Page 66: Appendix C. Motor Control And Steam Timer Adjustment Guide

    1.5 minutes FED3T Steam time 10 seconds 10 seconds FED3T Fan delay 10 seconds 10 seconds FED3T Steam time 10 seconds 10 seconds FED3T Fan delay 10 seconds 10 seconds E35 Turbofan Ovens © Moffat Ltd, January 2005 -66- Revision 7/F3512...
  • Page 67 E35 Turbofan Ovens © Moffat Ltd, January 2005 -67- Revision 7/F3512...

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