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Service Procedures 

21 

© Moffat Ltd, January 2007 

Revision 1/ 

Blue Seal Evolution Series Gas Griddles 

6.2.4  Pilot Burner Injector 

1)  Remove the pilot burner (refer 6.2.3). 
2)  Withdraw the pilot burner injector from the 

pilot burner. 

3)  Clean or replace as necessary. 
4)  Reassemble in reverse order. 

6.2.5  Thermocouple 

1)  Remove the griddle plate control panel (refer 

section 6.1.1). 

2)  Disconnect the thermocouple from the pilot 

burner assembly. 

3)  Undo the thermocouple from the rear of the 

gas control valve. 

4)  Replace thermocouple and reassemble. 
NOTE:    When  screwing  thermocouple  back  into 

gas  control,  once  threaded  up  tighten  up  

another ¼ turn only.  Do not over-tighten. 

6.2.6  Spark Electrode 

1)  Remove the griddle plate control panel (refer 

section 6.1.1). 

2) Undo  the  spark  electrode  from  the  pilot 

burner assembly. 

3)  Replace electrode and reassemble. 

6.2.7  Piezo Ignitor 

1)  Remove the griddle plate control panel (refer 

section 6.1.1). 

2)  Remove the HT lead form the rear of the 

piezo ignitor by pulling firmly away. 

3)  Unscrew the nut securing the piezo ignitor to 

the control panel. 

4)  Replace ignitor and reassemble. 

6.2.8  Gas Control 

1)  Remove the griddle plate control panel (refer 

section 6.1.1). 

2)  Using  the  jacking  screw  provided,  lift  the  

griddle plate as high as possible. 

Figure 6.2.8a 

Figure 6.2.8b 

3)  Withdraw the thermostat capillary and phial 

from it’s pocket underneath the plate. 

Figure 6.2.5 

Jacking screw 

Summary of Contents for GP51

Page 1: ... Moffat Ltd January 2007 Revision 1 Blue Seal Evolution Series Gas Griddles S e r v i c e M a n u a l Gas Griddles G P 5 1 ...

Page 2: ...ary 2007 Revision 1 Blue Seal Evolution Series Gas Griddles ALL INSTALLATION AND SERVICE REPAIR WORK MUST BE CARRIED OUT BY QUALIFIED PERSONS ONLY WARNING MAKING ALTERATIONS MAY VOID WARRANTIES AND APPROVALS IMPORTANT ...

Page 3: ...uired to change this manual gives a full explanation as to how and what effects will result Section Page Number 1 Specifications 1 2 Installation 7 3 Operation 10 3 1 Description of Controls 3 2 Explanation of Control System 4 Maintenance 12 5 Trouble shooting Guide 15 5 1 Trouble shooting Chart 5 2 Fault Diagnosis 6 Service Procedures 18 6 1 Access 6 2 Replacement 6 3 Adjustment Calibration 7 Acc...

Page 4: ... Moffat Ltd January 2007 Revision 1 Blue Seal Evolution Series Gas Griddles ...

Page 5: ... 50 234 BTU 80 MJ hr 75 825 BTU 108 MJ hr 102 364 BTU 53 MJ hr 50 234 BTU 80 MJ hr 75 825 BTU 108 MJ hr 102 364 BTU Supply Pressure 1 13 3 40 kPa 4 5 13 5 w c 2 75 3 40 kPa 11 13 5 w c Operating Pressure 0 85 kPa 3 4 w c 0 90 kPa 3 6 w c 2 5 kPa 9 8 w c Gas Connection BSP Male 2 6 kPa 10 2 w c Natural Gas G20 Propane G31 GP514 GP516 GP518 GP514 GP516 GP518 Heat Input nett 13 3 kW 21 kW 28 5 kW 13 ...

Page 6: ... Gas LP Gas Propane G514 G516 G518 G514 G516 G518 Main Injector Non UK models 3 60 mm 3 00 mm 2 85 mm 2 10 mm 1 80 mm 1 70 mm Pilot Injector 0 41 mm 0 25 mm Main Injector UK models 3 40 mm 3 00 mm 2 85 mm 2 10 mm 1 80 mm 1 70 mm G514 50 Kgs approx G516 75 Kgs approx G518 100 Kgs approx Removable Griddle Plate Weights ...

Page 7: ...1 Specifications 3 Moffat Ltd January 2007 Revision 1 Blue Seal Evolution Series Gas Griddles GP514 B GP516 B GP518 B Dimensions for Bench Models ...

Page 8: ...4 1 Specifications Moffat Ltd January 2007 Revision 1 Blue Seal Evolution Series Gas Griddles GP514 CB GP516 CB GP518 CB Dimensions for Cabinet Base Models ...

Page 9: ...1 Specifications 5 Moffat Ltd January 2007 Revision 1 Blue Seal Evolution Series Gas Griddles GP514 LS GP516 LS GP518 LS Dimensions for Leg Stand Models ...

Page 10: ...6 1 Specifications Moffat Ltd January 2007 Revision 1 Blue Seal Evolution Series Gas Griddles GP516 RB GP518 RB Dimensions for Refrigeration Base Models ...

Page 11: ...g Remove all packaging and transit protection from the appliance including all protective plastic coating from the exterior stainless steel panels Check equipment and parts for damage Report any damage immediately to the carrier and distributor Ensure that the 4 adjustable feet are fitted with the protruding centre screw Report any deficiencies to the distributor who supplied the appliance Check t...

Page 12: ...ured stickers located above the gas connection and next to the rating plate Check that this is correct for the gas supply the appliance is be ing installed for The gas conversion procedure is detailed in this manual b Supply Pressure required for this appliance is shown in the Specifications section of this manual Check the gas supply to ensure adequate supply pressure exists c Input Rate of this ...

Page 13: ...the appliance gas lines 9 Turn on the gas supply and the appliance 10 Verify the operating pressure remains correct Commissioning Before leaving the new installation Check the following functions in accordance with the operating instructions specified in the Operation section of the User manual Light the Pilot Burner Light the Main Burner Turning Off the Main Burner Pilot Ensure that the operator ...

Page 14: ... 10 Moffat Ltd January 2007 Revision 1 Blue Seal Evolution Series Gas Griddles 3 1 Description of Controls Gas Griddle Controls Piezo Igniter with Viewing Hole OFF Position PILOT Burner Temperature Gradient Fig 3 ...

Page 15: ...l knob the plunger can be temporarily held open while lighting There s two reasons for this gas has to flow through the safety valve to make it possible to light the pilot burner and secondly the plunger has to be pushed all the way in for the electromagnet to hold it in I e the electromagnet is strong enough to hold the plunger in once there but is not strong enough to pull it in by itself Someti...

Page 16: ...at chrome surfaced griddle plate DO NOT use water on the griddle plate while this item is still hot as warping and cracking may occur Allow the griddle plate to cool down before cleaning NOTE DO NOT use abrasive detergents strong solvents or caustic detergents as they could cor rode or damage the range In order to prevent the forming of rust on the griddle plate Steel Plate ensure that any deterge...

Page 17: ... the cleaning process DO NOT use harsh abrasive detergents strong solvents or caustic detergents as they will damage the range and burners DO NOT use water on the griddle plates while they are still hot as warping may occur Allow these items castings to cool and remove for cleaning Griddle Steel Plate NOTE In order to prevent the forming of rust on the griddle plate ensure that all detergent and c...

Page 18: ...ter solution using a soft bristled brush Dry the grease drawer thoroughly with a dry cloth Stainless Steel Surfaces a Clean the exterior surfaces of the griddle with hot water a mild detergent solution and a soft scrubbing brush Note that the gas control knobs are a push fit onto the gas control valve spindles and can be removed to allow cleaning of the front control panel b Baked on deposits or d...

Page 19: ...ations section Clean or replace pilot injector Refer service section 6 2 8 Pilot goes out when knob released Releasing knob before the thermocouple is heated Pilot flame too small Refer fault Pilot Flame Small Thermocouple faulty Refer fault diagnosis 5 2 1 Gas magnet faulty Refer fault diagnosis 5 2 1 Hold control in for longer 10 s see if pilot will stay lit Correct fault Replace thermocouple Re...

Page 20: ...ncorrect Incorrect gas pressure Incorrect injector size Obstruction in burner Adjust aeration Refer service section 6 4 4 Check supply pressure Check injector correct size Inspect burner for obstruction Pilot goes out when main burner comes on Incorrect gas pressure Faulty gas control Check supply adjust pressure Refer specifications section Replace gas control Refer service section 6 2 12 ...

Page 21: ...then check the gas pressure If ok remove pilot injector from pilot burner and check for blockages and or correct size Thermocouple faulty Inspect thermocouple for build up of carbon or food deposits on the tip Clean off any deposits taking care not to scratch off the aluminium coating on the thermocouple Check that the thermocouple tip is in the flame zone of the pilot burner When the burner is li...

Page 22: ...ERVICING ALWAYS CHECK TEST FOR GAS LEAKS AFTER SERVICE REPAIRS ON THE GAS SYSTEM WARNING Section Page no 6 1 Access 18 6 1 1 Control Panel 18 6 2 Replacement 18 6 2 1 Griddle Burner 18 6 2 2 Griddle Burner Injector 19 6 2 3 Pilot Burner 19 6 2 4 Pilot Burner Injector 20 6 2 5 Thermocouple 20 6 2 6 Spark Electrode 20 6 2 7 Piezo Ignitor 20 6 2 8 Gas Control Valve 20 6 3 Adjustment Calibration 21 6 ...

Page 23: ...1 1 Two screws Gas control knobs 6 2 1 Griddle Burner 6 2 Replacement 6 1 Access 1 Remove the griddle plate control panel refer section 6 1 1 2 Using the jacking screw provided lift the griddle plate as high as possible Figure 6 2 1a 4 Lift the plate off the unit A second person may be required 5 Undo the two screws at the rear of the burner 6 Undo the two screws securing the burner venturi cover ...

Page 24: ...onnect the piezo electrode thermocouple and pilot supply tube from the pilot burner assembly 3 Undo the two screws securing the pilot burner to the burner box 4 Withdraw the pilot burner and replace Reassemble in reverse order Figure 6 2 3 Figure 6 2 1c 7 The burner can now be withdrawn from the unit Replace and reassemble in reverse or der Note When reassembling it is important that the thermosta...

Page 25: ...hreaded up tighten up another turn only Do not over tighten 6 2 6 Spark Electrode 1 Remove the griddle plate control panel refer section 6 1 1 2 Undo the spark electrode from the pilot burner assembly 3 Replace electrode and reassemble 6 2 7 Piezo Ignitor 1 Remove the griddle plate control panel refer section 6 1 1 2 Remove the HT lead form the rear of the piezo ignitor by pulling firmly away 3 Un...

Page 26: ...Torx T20 security tip or screwdriver is required These are readily available from a tool retailer 1 Place an accurate thermometer or thermocouple in the centre of the oven 2 Light burner and set the thermostat knob to 200 C 3 Wait for the oven temperature to stabilise approximately 20 minutes Oven centre temperature should be 200 C 10 C 4 Remove the shaft extension A by loosening off grub screw wi...

Page 27: ...r Blades Pack of 5 blades 228568 Ribbed Plate Scraper Blade Individual Blade 228921 Rear Roller Kit 228795 600 mm Plinth Kit LS and CB Models only 228799 900 mm Plinth Kit LS and CB Models only 228803 1200 mm Plinth Kit LS and CB Models only 228801 Refrigeration Base 900 mm Plinth Kit RB Models only 228805 Refrigeration Base 1200 mm Plinth Kit RB Models only ...

Page 28: ...PGH620 GRIDDLE G 600x20 3 227550 CONTROL PANEL 4 227584 FRONT TRIM BLUE SEAL 5 228400 GREASE DRAWER WA 6 228010 PIEZO HOUSING 7 227508 PIEZO SIT 8 227380 KNOB BSEAL 8MM 90 300 C 9 228173 SPLASHBACK ENDS 10 227960 BLUE SEAL BADGE PGH620R3 GRIDDLE G 600x20 RIB300RH PGH620R6 GRIDDLE G 600x20 RIB600 PGH620C GRIDDLE G 600x20 CHROMED PGH620R3C GRIDDLE G 600x20 RIB300RH CHROMED 227656 GRIDDLE G 600x20 RI...

Page 29: ...0mm UK NAT GAS 032210 INJECTOR 2 10mm LPG PROPANE 15 228393 EUROSIT KNOB ADAPTOR 16 230132 EUROSIT GAS THERMOSTAT 80 320 17 024156 FLEXTUBE DORMONT T6X12 18 019624 ELECTRODE 19 019464K PILOT BURNER KIT 20 228047 HT LEAD 250mm 21 229407 GRIDDLE OVERTEMP 365 22 018097 PILOT SIT 100 SERIES OLIVE NUT 16mm 23 230319 FLEXTUBE 12 x1 4 OD ST ST 24 019593 PILOT SPUD 0 41mm NAT GAS 25 019218 THERMOCOUPLE 45...

Page 30: ...0X20 PGH920R3 GRIDDLE G 900x20 RIB300RH PGH920R5 GRIDDLE G 900x20 RIB450RH PGH920R9 GRIDDLE G 900x20 RIB900 PGH920C GRIDDLE G 900X20 CHROMED PGH920R3C GRIDDLE G 900x20 RIB300RH CHROMED PGH920R9C GRIDDLE G 900x20 RIB900 CHROMED 3 227549 CONTROL PANEL 4 227580 FRONT TRIM BLUE SEAL 5 227380 KNOB BSEAL 8MM 90 300 C 6 227508 PIEZO SIT 7 228010 PIEZO HOUSING 8 228400 GREASE DRAWER WA 9 228173 SPLASHBACK...

Page 31: ...15 032300 INJECTOR 3 00 mm NAT GAS 16 228393 EUROSIT KNOB ADAPTOR 17 230132 EUROSIT GAS THERMOSTAT 80 320 18 228541 BURNER SUPPLY TUBE LH 19 227443 GRIDDLE BURNER LH 20 019624 ELECTRODE 21 019464K PILOT BURNER KIT 22 228047 HT LEAD 250mm 23 229407 GRID OVERTEMP 365 24 018097 PILOT SIT 100 SERIES OLIVE NUT 16mm 25 230319 FLEXTUBE 12 x1 4 OD ST ST 26 019593 PILOT SPUD 0 41mm NAT GAS 27 019218 THERMO...

Page 32: ...GH1220 GRIDDLE G 1200X20 PGH1220R4 GRIDDLE G 1200x20 RIB400RH PGH1220R6 GRIDDLE G 1200x20 RIB600RH PGH1220R12 GRIDDLE G 1200x20 RIB1200 PGH1220C GRIDDLE G 1200X20 CHROMED PGH1220R4C GRIDDLE G 1200x20 RIB400RH CHROMED 3 227548 CONTROL PANEL 4 227581 FRONT TRIM BLUE SEAL 5 228400 GREASE DRAWER WA 6 227508 PIEZO SIT 7 228010 PIEZO HOUSING 8 227381 KNOB BSEAL 8MM 100 290 C 9 228173 SPLASHBACK ENDS 10 ...

Page 33: ...SUPPLY BUNDY LONG LH 16 032285 INJECTOR 2 85 mm NAT GAS 17 228393 EUROSIT KNOB ADAPTOR 18 230132 EUROSIT GAS THERMOSTAT 80 320 19 024156 FLEXTUBE DORMONT T6X12 20 227443 GRIDDLE BURNER LH 21 019624 ELECTRODE 22 019464K PILOT BURNER KIT 23 228047 HT LEAD 250mm 24 229407 GRID OVERTEMP 365 25 018097 PILOT SIT 100 SERIES OLIVE NUT 16mm 26 230319 FLEXTUBE 12 x1 4 OD ST ST 27 019593 PILOT SPUD 0 41mm NA...

Page 34: ...h Mount Base ITEM PART NO DESCRIPTION 1 230354 SIDE COVER RH 2 227123 TOP TRIM 600MM WIDE 227120 TOP TRIM 900MM WIDE 227125 TOP TRIM 1200MM WIDE 3 227855 LEG 80MM X Ø63 5 4 227852 LEG PLATE 5 230355 SIDE COVER LH 6 228313 HOB BACK PANEL SUPPORT 600MM WIDE 227121 HOB BACK PANEL SUPPORT 900MM WIDE 228314 HOB BACK PANEL SUPPORT 1200MM WIDE ...

Page 35: ...LL 900MM WA 227409 SILL 1200MM WA 4 227790 FILLER 600MM 227789 FILLER 900MM 227791 FILLER1200MM 5 227788 SIDE SUPPORT 600MM 227787 CENTRE SUPPORT 900MM 227786 CENTER SUPPORT 1200MM 6 227850 LEG 150MM X Ø63 5 7 227852 LEG PLATE 8 227049 SIDE PANEL LH 9 229674 REAR ROLLER ASSEMBLY 10 229671 LEG RING PLATE THREADED 11 227040 BACK PANEL 600MM WIDE 227104 BACK PANEL 900MM WIDE 227117 BACK PANEL 1200MM ...

Page 36: ...SE TRAY 600MM 5 227075 SILL 600MM WA 6 227851 LEG 150MM X Ø63 5 EXTD THREAD 7 229674 REAR ROLLER ASSEMBLY 8 748010 SCREW 5 8 X1 HEX SET ZP 9 229673 LEG RING PLATE PLAIN 10 230355 SIDE COVER LH 11 228313 HOB BACK PANEL SUPPORT 600MM 227120 TOP TRIM 900MM 227125 TOP TRIM 1200MM 227901 SILL 900MM WA 227902 SILL 1200MM WA 228312 HOB BACK PANEL SUPPORT 900MM 228314 HOB BACK PANEL SUPPORT 1200MM 227407 ...

Page 37: ...D 4034 Spare Parts Free Call 1800 337 963 Fax 03 9518 3895 WESTERN AUSTRALIA MOFFAT PTY 67 Howe St Tel 08 9202 6820 Osbourne Park WA 6017 Fax 08 9202 6836 Spare Parts Free Call 1800 337 963 Fax 03 9518 3895 NATIONAL COVERAGE FOR 24 HOUR SERVICE OR MAINTENANCE DIAL FREE CALL 1800 622 216 AUSTRALIA ONLY Canada SERVE CANADA 22 Ashwarren Rd Tel 416 631 0601 Downview Fax 416 631 0315 Ontario M3J1Z5 New...

Page 38: ...om BLUESEAL LTD 67 Gravelly Industrial Park Tel 0121 327 5575 Erdington Fax 0121 327 9711 Birmingham B24 8TQ England United States of America 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 ...

Page 39: ...mp 6 Determine the correct injector size for the corresponding gas from the rating plate affixed behind the front control panel and on the inner face of the right hand panel 7 Replace with the correct size injectors Refer to Gas Specifications Table for injector sizes Pilot Burners 1 To remove the pilot burner injector disconnect the lead to the piezo igniter and unscrew the piezo igniter from the...

Page 40: ...the Gas Specifications table at the end of this section 1 Remove the griddle gas control knob from the front control panel The knob is a push fit onto the shaft of the gas control valve 2 Remove the gas griddle control panel from the front of the gas griddle by removing the 2 securing screws in the lower corners of the panel 3 Screw the Low Fire screw fully IN and then unscrew by 1 Full Turn of th...

Page 41: ...the plastic pin from the cap rotate the pin and re fit it back to the cap the correct way for the gas type to be used Either LP or NAT should be visible on the flank of the pin once re fitted to the cap 4 Screw the cap back into the regulator Gas Type Identification Label On completion of the gas conversion replace the gas type identification label located at the rear of the unit above the gas ent...

Page 42: ...nsure any adjustments done to components that have the adjustments settings sealed e g paint sealed are re sealed NOTE If for some reason it is not possible to get the appliance to operate correctly shut off the gas supply and contact the supplier of this appliance Gas Specifications Non UK Only Natural Gas LP Gas Propane GP514 GP516 GP518 GP514 GP516 GP518 3 60 3 00 2 85 2 10 1 80 1 70 Pilot Burn...

Page 43: ...t High setting The operating pressure is ex factory set through the appliance regulator and not to be adjusted apart from when carrying out gas conversion if required Refer to the Gas Conversion section for details Natural Gas LP Gas Propane GP514 GP516 GP518 GP514 GP516 GP518 Main Burner Injector 3 40 3 00 2 85 2 10 1 80 1 70 Pilot Burner Injector 0 41 0 25 Low Fire Adjustment 1 Full Turn Counter...

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