Moffat Blue Seal G1100 Service Manual

-1- Revision 4/F3576 © Moffat Ltd, December 2004 SERVICE MANUAL G1100 GAS CONVECTION OVEN

-10- Revision 4/F3576 © Moffat Ltd, December 2004 3.1 DESCRIPTION OF CONTROLS 2. THERMOSTAT Temperature range 50 - 320°C. Indicator illuminates wh

-11- Revision 4/F3576 © Moffat Ltd, December 2004 3.2 EXPLANATION OF CONTROL SYSTEM The G1100 Turbofan convection oven features multi-function o

-12- Revision 4/F3576 © Moffat Ltd, December 2004 Units from S/N 205337: If the ignition control loses the burner flame during an on period, a re-ig

-13- Revision 4/F3576 © Moffat Ltd, December 2004 IMPORTANT: THIS UNIT IS NOT WATER PROOF. DO NOT USE A WATER JET SPRAY TO CLEAN INTERIOR OR EXT

-14- Revision 4/F3576 © Moffat Ltd, December 2004 5. TROUBLE SHOOTING FAULT POSSIBLE CAUSE REMEDY THE OVEN DOES NOT OPERATE / START The mai

-15- Revision 4/F3576 © Moffat Ltd, December 2004 FAULT POSSIBLE CAUSE REMEDY BURNER DOES NOT BURN CORRECTLY (ROARS /LIGHTS BACK /INCORRECT COLOUR

-16- Revision 4/F3576 © Moffat Ltd, December 2004 FAULT POSSIBLE CAUSE REMEDY NO WATER INJECTION / STEAM Water not turned on. Oven water nozzle bl

-17- Revision 4/F3576 © Moffat Ltd, December 2004 FAULT POSSIBLE CAUSE REMEDY SLOW RECOVERY Oven in ‘Roast ‘n Hold’ mode. Overloading of oven. F

-18- Revision 4/F3576 © Moffat Ltd, December 2004 SECTION PAGE NO. 6.1 FAULT DIAGNOSIS...

-19- Revision 4/F3576 © Moffat Ltd, December 2004 6.3.14 Pilot Burner Injector ...

-2- Revision 4/F3576 © Moffat Ltd, December 2004 WARNING: ALL INSTALLATION AND SERVICE REPAIR WORK MUST BE CARRIED OUT BY QUALIFIED PERSONS ONLY.

-20- Revision 4/F3576 © Moffat Ltd, December 2004 6.1 FAULT DIAGNOSIS Incorrect electrical supply Check that the voltage across phase and neutra

-21- Revision 4/F3576 © Moffat Ltd, December 2004 6.1.3 FAN DOESN’T OPERATE Fan motor faulty Check the supply voltage across motor termi-nals. If t

-22- Revision 4/F3576 © Moffat Ltd, December 2004 Microswitch faulty / out of adjustment Remove the right hand side panel to allow access to the

-23- Revision 4/F3576 © Moffat Ltd, December 2004 6.1.8 60 MINUTE TIMER NO TIME UP INDICATOR Indicator faulty With the timer in the zero position,

-24- Revision 4/F3576 © Moffat Ltd, December 2004 6.2 ACCESS 6.2.1 CONTROL PANEL Hold thermostat faulty With the power switch on and illuminated,

-25- Revision 4/F3576 © Moffat Ltd, December 2004 Bottom screws (x4) Two clamp plates 6.2.5 BOTTOM LINTEL 1) Open the oven doors. 2) Remove the sc

-26- Revision 4/F3576 © Moffat Ltd, December 2004 6.3 REPLACEMENT 6.3.1 POWER / ROAST SWITCHES 6.2.7 CONTROL PANEL—REAR 1) Open the control panel

-27- Revision 4/F3576 © Moffat Ltd, December 2004 Securing nut 3) Remove fan baffle from inside oven (refer 6.2.2). 4) Unclip thermostat sensing bu

-28- Revision 4/F3576 © Moffat Ltd, December 2004 8 Screws Locking Nut 1) Remove R/H side panel (refer 6.2.4). 2) Disconnect wires from buzzer (s

-29- Revision 4/F3576 © Moffat Ltd, December 2004 Two screws 1) Gain access to the oven burners (refer 6.2.6). 2) Remove the four screws securing t

-3- Revision 4/F3576 © Moffat Ltd, December 2004 CONTENTS This manual is designed to take a more in depth look at the G1100 gas convection oven for

-30- Revision 4/F3576 © Moffat Ltd, December 2004 Pilot Injector 1) Remove the side service panel from the RH side panel (refer 6.2.3). 2) Remove

-31- Revision 4/F3576 © Moffat Ltd, December 2004 Injection Nozzle Units Manufactured up to S/N 275353 1) Remove right hand side panel (refer 6.

-32- Revision 4/F3576 © Moffat Ltd, December 2004 1) Remove the right hand side panel (refer 6.2.4). 2) Remove the two screws securing the mi

-33- Revision 4/F3576 © Moffat Ltd, December 2004 6.3.24 DOOR BALL CATCH 1) Remove the bottom lintel from the oven (refer 6.2.5). 2) Undo both tur

-34- Revision 4/F3576 © Moffat Ltd, December 2004 4) Remove the door chain assemblies. 5) Remove the bottom bearing channel support brackets

-35- Revision 4/F3576 © Moffat Ltd, December 2004 Primary air shutter 6.4 ADJUSTMENT / CALIBRATION 6.4.2 DOOR CHAIN 1) Remove the bottom lintel (re

-36- Revision 4/F3576 © Moffat Ltd, December 2004 4) The thermostat can now be removed. 5) Carefully remove two screws holding fan switch to thermo

-37- Revision 4/F3576 © Moffat Ltd, December 2004 1) Remove 60 minute timer knob by pulling it firmly away from control panel. 2) Open control pane

-38- Revision 4/F3576 © Moffat Ltd, December 2004 7. CIRCUIT SCHEMATIC From Serial Number 275353 NEONAZA UPTIMEMOTORLIGHTSBUZZERBMAINSROAST TIMER21H

-39- Revision 4/F3576 © Moffat Ltd, December 2004 ELECTRICAL WATER GAS Up To Serial Number 275352

-4- Revision 4/F3576 © Moffat Ltd, December 2004 10. PARTS DIAGRAMS ...

-40- Revision 4/F3576 © Moffat Ltd, December 2004 From Serial Number 275353 8. ELECTRICAL WIRING DIAGRAM 4730POWERHEATINGTIME UPROASTHOLDPRESETHOLDT

-41- Revision 4/F3576 © Moffat Ltd, December 2004 POWERHEATINGTIME UPROASTHOLDPRESETHOLDT/STATLIGHTSWWATERSW.3 HOURTIMERGAS SOLENOIDBUZZER60 minTIMER

-42- Revision 4/F3576 © Moffat Ltd, December 2004 9. SPARE PARTS ELECTRICAL 013521 Oven Lamp Bulb 003002 Oven Lamp Glass 017960 Fan 010148 Moto

-43- Revision 4/F3576 © Moffat Ltd, December 2004 DOORS 002137 Glass Pane 090200 Door Glass Seal 011005 Ball Catch 011786 Ball Catch Adjuster 018

-44- Revision 4/F3576 © Moffat Ltd, December 2004 10. PARTS DIAGRAMS 10.1 MAIN ASSEMBLY 60

-45- Revision 4/F3576 © Moffat Ltd, December 2004 Pos Part No. Description 1 004065 CHASSIS 2 004067 OVEN 3 004068 OVEN BASE 4 017824 OVEN RACK 5

-46- Revision 4/F3576 © Moffat Ltd, December 2004 55 012782 HOSE CONNECTOR 56 012781 WATER SOLENOID 57 012784 SOLENOID EXTENSION 58 011634 ELBOW 59 0

-47- Revision 4/F3576 © Moffat Ltd, December 2004 10.2 CONTROL PANEL ASSEMBLY Pos Part No. Description 1 011987 THERMOSTAT 50-320 ºC 2 015563

-48- Revision 4/F3576 © Moffat Ltd, December 2004 10.3 DOOR ASSEMBLY

-49- Revision 4/F3576 © Moffat Ltd, December 2004 Pos Part No. Description 1 004070 DOOR INNER - L.H 2 004071 DOOR INNER - R.H 3 010627 DOOR

-5- Revision 4/F3576 © Moffat Ltd, December 2004 1. SPECIFICATIONS MODEL: G1100 Dimensions shown in millimetres. FRONT SIDE LEGEND - Electrical

-50- Revision 4/F3576 © Moffat Ltd, December 2004 10.4 IGNITION ELECTRODE ASSEMBLY Pos Part No. Description SA1310 IGNITION ASSEMBLY 1 011588 IGN

-51- Revision 4/F3576 © Moffat Ltd, December 2004 11. SERVICE CONTACTS AUSTRALIA VICTORIA - MOFFAT PTY HEAD OFFICE AND MAIN WAREHOUSE 740 Sprin

-52- Revision 4/F3576 © Moffat Ltd, December 2004 UNITED KINGDOM BLUESEAL LTD Units 6-7 Mount St Business Park Tel 0121 327 5575 Mount Stree

-53- Revision 4/F3576 © Moffat Ltd, December 2004 1) Remove the stainless steel top cover from the unit which is to become the bottom unit. 2) Scre

-54- Revision 4/F3576 © Moffat Ltd, December 2004 APPENDIX B. IGNITION BOX SPECIFICATIONS Make Scarico / Ispracontrols Type 33100211 / 33000211 Ca

-6- Revision 4/F3576 © Moffat Ltd, December 2004 MODEL: G1100-2 Dimensions shown in millimetres. LEGEND - Electrical connection entry point -

-7- Revision 4/F3576 © Moffat Ltd, December 2004 LOCATION This oven must be installed in an area of adequate air supply. The following minimum clea

-8- Revision 4/F3576 © Moffat Ltd, December 2004 This appliance must be installed in accordance with national installation codes and in accord

-9- Revision 4/F3576 © Moffat Ltd, December 2004 Figure 2.1 Units manufactured from S/N 275353. The gas valve has a regulator incorporated that is