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©

Moffat Ltd, January 2007

Revision 1/

Blue Seal Evolution Series Gas Salamander

Gas Salamanders

G91

Service Manual

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Summary of Contents for G91

Page 1: ... Moffat Ltd January 2007 Revision 1 Blue Seal Evolution Series Gas Salamander Gas Salamanders G91 Service Manual ...

Page 2: ...ry 2007 Revision 1 Blue Seal Evolution Series Gas Salamander 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: ...ives a full explanation as to how and what effects will result Section Page Number 1 Specifications 1 2 Installation 3 3 Operation 8 3 1 Description of Controls 3 2 Operation 3 3 Racking 3 4 Explanation of Control System 4 Cleaning Maintenance 11 5 Trouble shooting Guide 12 5 1 Trouble shooting Table 5 2 Fault Diagnosis 6 Service Procedures 15 6 1 Access 6 2 Replacement 6 3 Adjustment Calibration ...

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

Page 5: ... 1 Specifications Moffat Ltd January 2007 Revision 1 Blue Seal Evolution Series Gas Salamander Model Numbers Covered in this Specification G91 Blue Seal Gas Salamander External Dimensions Plan Front Side ...

Page 6: ...g Area G91 41kg Weight Net Width Depth Height G91 685 mm 330 mm 230 mm at front Natural Gas LPG 29 850 BTU 29 850 BTU Supply Pressure 1 13 3 40 kPa 2 75 3 40 kPa 4 5 13 5 w c 11 13 5 w c Operating Pressure 1 0 kPa 2 5 kPa 4 0 w c 10 0 w c Gas Connection 1 2 BSP Male Input Rating N H G C 31 5 MJ hr 31 5 MJ hr Regulator Spring Orange Blue Gas Supply UK models Natural G20 Propane G31 Heat Input Gross...

Page 7: ...ufacturer s specifications shown in this section will void the warranty Components having adjustments protected e g paint sealed by the manufacturer are only allowed to be adjusted by an qualified service person They are not to be adjusted by the installation person Unpacking Remove all packaging and transit protection from the appliance including all protective plastic coating from the exterior s...

Page 8: ...tions In the event that the unit is not mounted under an extraction hood the installer must ensure that all regulations are met and that there is an unobstructed minimum distance of 750mm from the top surface of the unit to the ceiling which must be of non combustible material NOTE Do not obstruct or block the appliances flue Never directly connect a ventilation system to the appliance flue outlet...

Page 9: ...t the two black plastic spacers to the top rear corners of the unit Leave them unscrewed by approximately 5mm 3 Fit the two adjusting screws bolts into the nutserts at the bottom rear corners of the unit These should protrude approximately 30mm from the rear of the Salamander 4 Lift the Salamander onto the wall bracket lining up the black plastic spacers on the salamander with the mounting notches...

Page 10: ...n the Specifications section of this manual The input rate should be checked against the available supply line capacity Particular note should be taken if the salamander is being added to an existing installation NOTE It is important that adequately sized piping runs di rectly to the connection joint on the appliance with as few tees and elbows as possible to give maximum supply volume 3 Fit the g...

Page 11: ...y the operating pressure remains correct Re adjust the regulator if required Commissioning 1 Before leaving the new installation a Check the following functions in accordance with the operating instructions specified in the Operation section of the User manual Light the Pilot Burners Light the Main Burners Check the Low Fire burner operation Check the High Fire burner operation Check the Racking S...

Page 12: ...to the PILOT position 3 With the gas control knob depressed manually light the pilot burner located in the top right and left hand sides within the cooking area of the unit 4 Hold in the control knob for approximately 10 to 15 seconds then release 5 The pilot burner should remain alight If not repeat Items 2 to 4 above until the pilot burner lights 6 Repeat Items 2 to 4 above with the right gas co...

Page 13: ...s Gas Salamander 3 3 Racking Racking System The Rack System fitted to the Blue Seal Salamander is self supporting when withdrawn to allow easy loading of food The installation of the rack is dependant on the cooking function required With Branding Plate Without Branding Plate ...

Page 14: ...ction By pressing in the gas control 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 en...

Page 15: ...ndependently This will allow for a more thorough cleaning of the Salamander To remove the racking system carry out the following instructions Remove the Grease Crumb Tray from the underside of the salamander unit Remove the Branding Plate from the rack If fitted Slide the rack out of the side racks and remove from the unit Stainless surfaces Clean with detergent Baked on deposits or discolouration...

Page 16: ...jector Refer service section 6 2 3 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 Refer service section 6 2 1 Replace gas ma...

Page 17: ...mall Incorrect injector sizes Injector blocked Check supply pressure Correct fault Check injector sizes and replace if necessary Refer service section 6 2 5 Clean injector Refer service section 6 2 5 Burner popping blow back Gas leak in burner plaque Refer fault diagnosis 6 1 2 Replace burner Refer service section 6 2 4 Lack of glowing Large haze beneath burner Incorrect gas supply pressure Check ...

Page 18: ...illivolt circuit and result in pilot outage If connection is OK then disconnect the thermocouple from the rear of the gas control light the pilot and whilst holding the control knob in and measure voltage between the thermocouple and earth e g the body of the gas control This should read approximately 30mV If this reading is less than 10mV then the thermocouple is faulty replace Gas magnet faulty ...

Page 19: ...G ALWAYS CHECK TEST FOR GAS LEAKS AFTER SERVICE REPAIRS ON THE GAS SYSTEM WARNING Section Page Number 6 1 Access 16 6 1 1 Control Panel 16 6 1 2 Side Panel 16 6 2 Replacement 16 6 2 1 Thermocouple 16 6 2 2 Pilot Burner 16 6 2 3 Pilot Injector 17 6 2 4 Main Burner 17 6 2 5 Main Burner Injectors 18 6 2 6 Gas Control Valve 18 6 2 7 Gas Control Magnet 18 6 3 Adjustment 19 6 3 1 Gas Control Re greasing...

Page 20: ...l and remove from the salamander Figure 6 1 2 Two screws Clamp 1 Remove the side panel refer 6 1 2 2 Unscrew the thermocouple from the rear of the gas control 3 Undo the clamp on the pilot burner holding the thermocouple in place secured by one screw Withdraw the thermocouple from the pilot assembly 4 Replace and reassemble in reverse order IMPORTANT WHEN SCREWING THERMOCOUPLE BACK INTO THE GAS CO...

Page 21: ... 0 20mm Refer to section 6 2 3 below for pilot injector replacement Figure 6 2 2c Figure 6 2 3a Figure 6 2 3b Pilot Screw Cap 4 Extract the injector from the pilot burner taking care not to lose the spring 5 Replace or clean the injector as necessary When reassembling ensure that the injector is fully screwed in Pilot Spring Injector Cap 6 2 3 Pilot injector 1 Remove the side panel refer 6 1 2 2 U...

Page 22: ...gure 6 2 6 3 Clean or replace injector and reassemble in reverse order NOTE It is important that the injector aligns centrally with the burner venturi 1 Remove the side panel refer 6 1 2 and re move the knob from the gas control 2 Disconnect the thermocouple pilot supply tube and main burner supply tube from the gas control 3 Undo the nut securing the gas control inlet to the supply manifold 4 Ext...

Page 23: ...ble high temperature gas cock grease or lubricant such as ROCOL A S P Anti scuffing paste to the outside of the spindle 5 Replace spindle and re assemble gas control in reverse order Figure 6 3 1a Spindle Figure 6 3 1b Two Screws Figure 6 3 2 6 3 2 Low fire rate adjustment 1 Light the burner and turn the control to the low flame position 2 Pull off the gas control knob 3 Adjust low fire screw loca...

Page 24: ... Accessories 20 Moffat Ltd January 2007 Revision 1 Blue Seal Evolution Series Gas Salamander Salamander rack 017963 Rack handle 013395 Side rack 026093 Branding plate 013418 Wall mounting bracket 026096 ...

Page 25: ...lution Series Gas Salamander 8 1 G91 Main Assembly Item Part No Description 1 026096 WALL MOUNTING BRACKET 2 026086 BACK PANEL 3 026090 FLUE END RH 4 026094 SIDE PANEL 5 227476 FRONT COVER 6 227490 CONTROL PANEL 7 026091 TRAY SUPPORT 8 227960 BLUE SEAL BADGE 9 026089 FLUE END LH ...

Page 26: ...LY TUBE 15 227497 PILOT SUPPLY TUBE RH 16 026077 BURNER RETAINING CHANNEL 17 026123 BURNER GUARD 18 227378 KNOB BSEAL 8mm GAS PF 19 017800 GAS CONTROL 20 032190 INJECTOR 1 90mm NAT GAS 21 019218 THERMOCOUPLE 450MM 22 026134 PILOT INJECTOR SIT Ø0 30mm NAT 23 026133K PILOT SIT 100 SERIES KIT 24 026133K PILOT SIT 100 SERIES KIT 25 227493 PILOT SUPPLY TUBE 032120 INJECTOR 1 20mm LPG 032165 INJECTOR 1 ...

Page 27: ...d January 2007 Revision 1 Blue Seal Evolution Series Gas Salamander 8 3 G91 Racking Assembly Item Part No Description 26 026093 SIDE RACK WA SALAMANDER 27 227961 SIDE RACK SCREW 28 013395 RACK HANDLE 29 017963 RACK 30 227950 TROUGH TRAY WA ...

Page 28: ...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 29: ...9 Service Contacts 25 Moffat Ltd January 2007 Revision 1 Blue Seal Evolution Series Gas Salamander United Kingdom Utensils Direct 0845 873 6600 www utensilsdirect co uk ...

Page 30: ... Moffat Ltd January 2007 Revision 1 Blue Seal Evolution Series Gas Salamander 808 206 80 772 325 Base view Rear view Dimensions shown in millimetres All mounting holes are threaded 3 8 BSW Mounting hole locations 808 206 80 325 772 ...

Page 31: ...ectors 1 Unscrew the main burner injectors 1 2 A F 2 Determine the correct injector sizes for the corresponding gas type from the rating plate affixed to the right hand side panel front bottom corner 3 Replace with the correct size injectors Pilot Injectors 1 Unscrew the cap from the rear of the pilot burners and unscrew the pilot injectors taking care not to lose the springs 2 Determine the corre...

Page 32: ...o the regulator Gas Type Identification Label On completion of the gas conversion replace the gas type identification labels located at The rear of the unit above the gas entry port Beside the rating plate Low Fire Adjustment NOTE If the salamander is fitted with the Adjustable Racking System this has to be removed to enable the 2 front control panels to be removed Refer to the Cleaning Section fo...

Page 33: ... this unit Gas Specifications Non UK Only UK Only NOTE The burner operating pressure is to be measured at the manifold test point with all burners operating at full setting The operating pressure is ex factory set and not to be adjusted apart from when converting between gases if required Refer to the Gas Conversion section for details WARNING DO NOT USE A NAKED FLAME TO CHECK FOR GAS LEAKAGES Nat...

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