Moffat E26 Service Manual

SERVICE MANUAL G32MS CONVECTION OVEN Revision 6/F3587February, 2005Manual P/N M0MG32MS

-10- Revision 6/F3590 © Moffat Ltd, February 2005 Units manufactured up to July 2002. The rating plate for the G32M and G32MS convection ovens is loca

-11- Revision 6/F3590 © Moffat Ltd, February 2005 3.1 DESCRIPTION OF CONTROLS 3. OPERATION NOTE: A full user’s operation manual is supplied with th

-12- Revision 6/F3590 © Moffat Ltd, February 2005 3.2 EXPLANATION OF CONTROL SYSTEM The G32M and G32MS Turbofan convection ovens feature multi-functi

-13- Revision 6/F3590 © Moffat Ltd, February 2005 and provide gas to the burner. At the same time the ignition control will generate a high voltage i

-14- Revision 6/F3590 © Moffat Ltd, February 2005 The factory preset hold thermostat can be adjusted as required to change the holding temperature

-15- Revision 6/F3590 © Moffat Ltd, February 2005 IMPORTANT: THIS UNIT IS NOT WATER PROOF. DO NOT USE A WATER JET SPRAY TO CLEAN INTERIOR OR EXTERIO

-16- Revision 6/F3590 © Moffat Ltd, February 2005 4.2 ROUTINE PROCEDURES PROCEDURE INTERVAL DOOR SEALS Check for deterioration. 12 months DOOR P

-17- Revision 6/F3590 © Moffat Ltd, February 2005 5. TROUBLE SHOOTING FAULT POSSIBLE CAUSE REMEDY THE OVEN DOES NOT OPERATE / START The main

-18- Revision 6/F3590 © Moffat Ltd, February 2005 FAULT POSSIBLE CAUSE REMEDY BURNER INCORRECT COLOUR (Refer installation section—Gas Connection an

-19- Revision 6/F3590 © Moffat Ltd, February 2005 FAULT POSSIBLE CAUSE REMEDY FAN DOESN’T OPERATE Fan motor faulty. (Refer fault diagnosis 6.1.4)

-2- Revision 6/F3590 © Moffat Ltd, February 2005 WARNING: ALL INSTALLATION AND SERVICE REPAIR WORK MUST BE CARRIED OUT BY QUALIFIED PERSONS ONLY.

-20- Revision 6/F3590 © Moffat Ltd, February 2005 FAULT POSSIBLE CAUSE REMEDY NO TEMPERATURE CONTROL (TEMPERATURE OVERRUN) Thermostat faulty

-21- Revision 6/F3590 © Moffat Ltd, February 2005 FAULT POSSIBLE CAUSE REMEDY DOOR DOES NOT CLOSE Tray in way of door. Door seal obstruction. Do

-22- Revision 6/F3590 © Moffat Ltd, February 2005 SECTION PAGE NO. 6.1 FAULT DIAGNOSIS ...

-23- Revision 6/F3590 © Moffat Ltd, February 2005 6.3.18 Ignition Box ...

-24- Revision 6/F3590 © Moffat Ltd, February 2005 6.1 FAULT DIAGNOSIS Incorrect electrical supply Check that the voltage across phase and neutral (L

-25- Revision 6/F3590 © Moffat Ltd, February 2005 Burner flame not being sensed Firstly check phase and neutral at supply for correct polarisation, as

-26- Revision 6/F3590 © Moffat Ltd, February 2005 Gas valve faulty The gas valve performs two functions: - Providing regulation of gas pressure for

-27- Revision 6/F3590 © Moffat Ltd, February 2005 6.1.4 FAN DOESN’T OPERATE Fan motor faulty Check the supply voltage across motor terminals. If the

-28- Revision 6/F3590 © Moffat Ltd, February 2005 6.1.6 OVEN LIGHTS NOT ILLUMINATING—DOOR CLOSED (MANUALLY SWITCHED ON) Light switch faulty Check vol

-29- Revision 6/F3590 © Moffat Ltd, February 2005 6.1.10 60 MINUTE TIMER NO TIME UP INDICATOR Indicator faulty With the timer in the zero posi

-3- Revision 6/F3590 © Moffat Ltd, February 2005 CONTENTS This manual is designed to take a more in depth look at the G32M and G32MS convection ovens

-30- Revision 6/F3590 © Moffat Ltd, February 2005 Four screws 6.2 ACCESS Indicator faulty Check the voltage across the indicator termi-nals. If the

-31- Revision 6/F3590 © Moffat Ltd, February 2005 Two screws 6.2.5 CONTROL PANEL—REAR Figure 6.2.5 Buzzer Power Switch Heating Indicator Thermostat Ba

-32- Revision 6/F3590 © Moffat Ltd, February 2005 6.3 REPLACEMENT 6.3.1 LAMP BULB / GLASS 6.3.2 DOOR MICROSWITCH 1) Unscrew lamp cover(s). 1) Hin

-33- Revision 6/F3590 © Moffat Ltd, February 2005 Thermostat phial bracket Two screws Two screws 6.3.7 BAKE TIMER 1) Remove bake timer knob by pullin

-34- Revision 6/F3590 © Moffat Ltd, February 2005 Two screws 6.3.10 HOLD THERMOSTAT 5) Withdraw old thermostat phial through side of oven. Note posi

-35- Revision 6/F3590 © Moffat Ltd, February 2005 1) With baffle removed undo the centre nut. NOTE: LH thread - Turn clockwise to loosen. 6.3.15

-36- Revision 6/F3590 © Moffat Ltd, February 2005 Electrode nuts Transformer Figure 6.3.22 6.3.18 IGNITION BOX 6.3.19 IGNITION ELECTRODES 1) Remove

-37- Revision 6/F3590 © Moffat Ltd, February 2005 4) Unscrew and remove the burner injector from the burner mouth at the oven front. 6.3.23 OUTER GL

-38- Revision 6/F3590 © Moffat Ltd, February 2005 Figure 6.3.34 Figure 6.3.30 Four screws Four screws 6.3.24 INNER GLASS 1) Remove the outer glass (

-39- Revision 6/F3590 © Moffat Ltd, February 2005 Retaining angles 6.4 ADJUSTMENT / CALIBRATION 1) Remove the outer glass (refer 6.3.27). 2) Uncrim

-4- Revision 6/F3590 © Moffat Ltd, February 2005 10. ACCESSORIES / OPTIONS...

-40- Revision 6/F3590 © Moffat Ltd, February 2005 1) Remove thermostat knob by pulling it firmly away from control panel. 2) Adjust the calibration n

-41- Revision 6/F3590 © Moffat Ltd, February 2005 6.4.8 HOLD TEMPERATURE ADJUSTMENT 1) Open control panel (refer 6.2.1) to gain access to the hold th

-42- Revision 6/F3590 © Moffat Ltd, February 2005 6.4.10 BURNER INJECTOR ALIGNMENT 1) Remove burner access panel (refer 6.2.4). 2) To improve burne

-43- Revision 6/F3590 © Moffat Ltd, February 2005 7. CIRCUIT SCHEMATICS 7.1 220-240V 50Hz (UK ONLY) BUZZER1Hr TIMERGAS SOLENOIDS(1/8" BSP)BR

-44- Revision 6/F3590 © Moffat Ltd, February 2005 7.2 100-120V 60Hz (USA, CANADA) V2S1GNDYELLOWBLUETHV1BLACKWHITESPARKLIGHTSTIME UP134LIGHTSWATER213N

-45- Revision 6/F3590 © Moffat Ltd, February 2005 7.3 220-240V 50/60Hz (NOT UK) 124 32186421357864213571212 32121NONCBUZZER1Hr TIMER1/2" BSP FE

-46- Revision 6/F3590 © Moffat Ltd, February 2005 8. ELECTRICAL WIRING DIAGRAMS 8.1 220-240V 50Hz (UK ONLY) IGNITION BOXT1T16T2T3T4T5T6T9T10T11T1

-47- Revision 6/F3590 © Moffat Ltd, February 2005 8.2 100-120V 60Hz (USA, CANADA) BLUE110VNEUTRAL208VYELLOWBLACKREDWHITETRANSFORMER313233240VORAN

-48- Revision 6/F3590 © Moffat Ltd, February 2005 8.3 220-240V 50/60Hz (NOT UK) 391214FAN MOTOR50Hz60Hz404929GAS SOLENOIDS248717LIGHTS SWITCH21425

-49- Revision 6/F3590 © Moffat Ltd, February 2005 9. SPARE PARTS Controls 021473 Power Switch (220-240V) 021514 Power Switch (110V) 024774 Thermost

-5- Revision 6/F3590 © Moffat Ltd, February 2005 205GAS7050710MWS1E510E1MWS350900810E1MWSGASGAS(28")28"(28") (32")(2¾")(3½&qu

-50- Revision 6/F3590 © Moffat Ltd, February 2005 Ignition System 023025 Ignition Box (220-240V - SIT) 023024 Ignition Box (110V, USA/Canada - Fenw

-51- Revision 6/F3590 © Moffat Ltd, February 2005 10. ACCESSORIES OVEN RACKS (PART NO 015168) DOUBLE STACKING KIT - G32M or G32MS (PART NO 025739 - F

-52- Revision 6/F3590 © Moffat Ltd, February 2005 11. PARTS DIAGRAMS 11.1 MAIN ASSEMBLY 38413937 3627 284023442 43 44 455550747484926 25191129968303

-53- Revision 6/F3590 © Moffat Ltd, February 2005 Pos Part No. Description 1 024684 SIDE COVER PANEL 2 ---------- GEAR PLATE (REFER SECTION 11.4)

-54- Revision 6/F3590 © Moffat Ltd, February 2005 51 018724 LEG 6” (FROM S/N 251942(USA ONLY) 252730 (NON USA) 018723 LEG PLATE (NOT ILLUSTRATED) (F

-55- Revision 6/F3590 © Moffat Ltd, February 2005 11.2 CONTROL PANEL ASSEMBLY 11.2.1 G32M CONTROL PANEL ASSEMBLY 115141817 19 20913 12 101116

-56- Revision 6/F3590 © Moffat Ltd, February 2005 Pos Part No. Description 1 004955 CONTROL PANEL BAKBAR °C 004956 CONTROL PANEL BLUE SEAL °C

-57- Revision 6/F3590 © Moffat Ltd, February 2005 11.2.2 G32MS CONTROL PANEL ASSEMBLY 984 6274 64531014 13 111211716151918 20 21

-58- Revision 6/F3590 © Moffat Ltd, February 2005 Pos Part No. Description 1 024805 CONTROL PANEL ST/ST 2 024778 OVERLAY BAKBAR °C 024779 OV

-59- Revision 6/F3590 © Moffat Ltd, February 2005 11.3 GAS ASSEMBLY Pos Part No. Description 1 004952 BURNER 2 032280 INJECTOR 2.80mm (NAT) (FROM S

-6- Revision 6/F3590 © Moffat Ltd, February 2005 MODEL: G32MS FRONT PLAN SIDE 205GAS7050710MWS1E510E1MWS350900810E1MWSGASGASE1MWS(28") (32")

-60- Revision 6/F3590 © Moffat Ltd, February 2005 11.4 GEAR PLATE ASSEMBLY Pos Part No. Description 1 024853 GEAR TRAY 2 002441 INSULATOR 3 0021

-61- Revision 6/F3590 © Moffat Ltd, February 2005 11.5 DOOR ASSEMBLY 11.5.1 G32M GLASS DOOR ASSEMBLY Pos Part No. Description 1 024809 ROLLER CA

-62- Revision 6/F3590 © Moffat Ltd, February 2005 11.5.2 G32MS STAINLESS STEEL DOOR ASSEMBLY Pos Part No. Description 1 024809 ROLLER CATCH ASSE

-63- Revision 6/F3590 © Moffat Ltd, February 2005 12. SERVICE CONTACTS AUSTRALIA VICTORIA - MOFFAT PTY HEAD OFFICE AND MAIN WAREHOUSE 740 Spring

-64- Revision 6/F3590 © Moffat Ltd, February 2005 UNITED KINGDOM BLUESEAL LTD Units 6-7 Mount St Business Park Tel 0121-327 5575 Nechells Fa

-65- Revision 6/F3590 © Moffat Ltd, February 2005 A.1 110 VOLT G32 MODELS, USA / CANADA Make Fenwal Type 2460D-506-023 Case Colour Grey Voltage 24V

-66- Revision 6/F3590 © Moffat Ltd, February 2005 Contents: 2 Side Cover (1) 1 Front Panel (2) 2 Side Support Rail (3) 1 Rear Panel

-67- Revision 6/F3590 © Moffat Ltd, February 2005 Figure C. Stacking 12) Remove legs from top unit, place on top of stacking frame, ensure front pane

-68- Revision 6/F3590 © Moffat Ltd, February 2005 APPENDIX C. DOUBLE STACKING KIT (Kits manufactured before March 2004) THE ELECTRICAL AND GAS SUPPLI

-69- Revision 6/F3590 © Moffat Ltd, February 2005 9912345678778777• Drill three ø3.5mm (1/8”) holes along each side of the bottom oven and secure wit

-7- Revision 6/F3590 © Moffat Ltd, February 2005 Natural Gas LPG Natural Gas - UK Propane - UK (G20) (G31) Input Rating 35 MJ/hr 35 MJ/h

-70- Revision 6/F3590 © Moffat Ltd, February 2005 APPENDIX D. MOTOR REPLACEMENT KIT 014672K Motor Kit 015821K Motor Kit 208—240V Models

-8- Revision 6/F3590 © Moffat Ltd, February 2005 This appliance must be installed in accordance with National installation codes and in addition, in

-9- Revision 6/F3590 © Moffat Ltd, February 2005 Figure 2.1 changing of the cord be necessary then follow the instructions given below: • Remove rig