APW Wyott GGM-24H Product manual
Contents
1. GGT GRIDDLES GENERAL INSTALLATION INSTRUCTIONS Ensure gas supply and gas type as shown on unit nameplate agree Unit installation must conform with the National Fuel Gas Code ANSI Z223 1 1996 the National Gas In stallation Code CAN CGA B149 1 or the Propane Installation Code CAN CGA B149 2 as applicable and in accordance with local codes Screw legs into the permanently fastened nuts on the four corners of the unit and tighten by hand Level the unit by turning the adjustment screw at the bottom of each leg Do not slide unit with legs mounted lift if necessary to move unit Pipe gas supply to unit Pipe threading compound must be resistant to the action of liquefied petroleum gases A CAUTION DO NOT use an open flame to check for leaks Check all gas piping for leaks with a soap and water solu tion before operating unit These units are suitable for installation on noncombustible surfaces only Noncombustible clearances 0 sides 0 mm 6 rear 152 mm Do not obstruct the flow of combustion and ventilation air under the unit by the legs or behind the unit by the flue Adequate clearance for air openings into the combustion chamber is required Do not place objects be tween the bottom of the unit and the counter top There must be adequate clearance for removal of the front panel All major parts except the burners are removable thru the front if the gas line is disconnected CANADIAN INSTALLATION MUST COMPLY W2. IN LIEU OF ANY AND ALL OTHER WARRANTIES EXPRESSED OR IMPLIED INCLUD ING ANY IMPLIED WARRANTY OF MERCHANTABILITY OR FITNESS AND CONSTITUTES THE ENTIRE LIABILITY OF APW WYOTT IN NO EVENT DOES THE LIMITED WARRANTY EXTEND BEYOND THE TERMS STATED HEREIN P N 88060 20 02 01 16 IMPORTANT FOR FUTURE REFERENCE Please complete this information and retain this manual for the life of the equipment MODEL SERIAL DATE PURCHASED For Warranty Service and or Parts this information is required PRODUCT MANUAL Safety Instructions Installation Instructions Operation Instructions Maintenance Instructions Replacement Parts List Warranty Service Information Gas Griddles Models GGT 24H 36H 48H And Models GGM 24H 36H 48H US amp Canadian units are convertible and are assembled for Natural Gas European units are not convertible amp assembled for the appropriate gas A WARNING FOR YOUR SAFETY DO NOT STORE OR USE GASOLINE OR OTHE FLAMMABLE VAPORS OR LIQUIDS IN THE VICINITY OF THIS OR ANY OTHER APPLIANCE A WARNING IMPROPER INSTALLATION OPERATION SERVICE OR MAINTENANCE CAN CAUSE PROP ERTY DAMAGE INJURY OR DEATH READ THESE INSTRUCTIONS THOROUGHLY BEFORE INSTALLING OPERATING MAINTAINING OR SERVICING THIS EQUIPMENT APW WYOTT Foodservice Equipment Co P O Box 1829 Cheyenne WY 82003 307 634 5801 FAX 307 637 8071 General Information CAUTION These models are designed built an
3. Please follow the instructions for your unit Pilot Safety Valve Lighting Instructions x Turn on main gas supply to unit on off valve located behind the unit not supplied with unit 2 Turn the burner control knobs to OFF position Open the front panel and wait at least 5 minutes to allow any gas which may have accumulated in the firebox compartment to escape 3 Depress red button on the pilot safety valve and light through observation hole in firebox Keep red button on pilot safety depressed for at least 1 minute after pilot has lit If pilot does not light repeat this step 4 To adjust the pilot flame rotate knob next to the red button Turning the knob clockwise increases the pilot flame A properly sized pilot should be 1 2 to 3 4 long 12 19 mm Standing Pilot Lighting Instructions Not Available in the European Community The pilot lights on the griddles have been set at the factory A screwdriver maybe required for the first light ing to adjust the flame for your elevation Turn off the manual shut off valve and wait 5 minutes to clear the gas Turn all knobs to the OFF position Remove the grease drawer and front panel for easy access Turn the manual shut off valve on Hold an ignition source match at the pilot tube When the flame is established remove the ignition source Turn the burner knobs to HI If the burner does not ignite promptly open the pilot valve more If the pilot flame ap
4. Trough Weldment Grease Tray Guide R H Grease Tray Guide L H Grease Tray Burner U Shape Burner S Shape Knob Manifold Weld 24H 36H 48H 1 ea 48H 1 ea Pilot Tube Standing Pilot Safety Pilot Tube 24 amp 48 36 Supply Tube to Orifice Pressure Regulator Conv Nat Orifice 44 24 48 Nat Orifice 37 36 L P Orifice 54 24 48 L P Orifice 450 36 Part Number 218140 37 218140 38 218140 39 218140 20 218140 21 218140 22 218131 14 218132 14 218133 14 218140 26 218140 27 218140 28 218140 23 218140 24 218140 25 218133 13 218140 56 300475 08 300475 07 218131 91 20658 50 20658 55 87056 00 218140 29 218140 30 218140 31 218140 29 218140 45 218140 47 218140 48 218140 43 20666 00 20668 44 20668 37 20668 54 20668 50 15 Item Number 20 21 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 41 42 Description On Off Valve Elbow 1 4 CC x 1 8 MPT Coupling 3 4 Pipe x 3 Plug 1 8 Sq Head Nipple 3 4 Closed Elbow 3 4 Black Pipe Captive Screw Captive Screw Retainer Captive Screw Receptacle Elbow 3 8 27 F x 3 8 CC Elbow 3 8 27 M x 3 8 CC Bracket Orifice Mount Bracket Pilot Mount Pilot Burner Pilot Orifice Natural Pilot Orifice L P Thermocouple Safety Pilot Valve Screw 10 32 x 1 2 Screw 8 32 x 3 8 Nut 10 32 Pipe 3 4 Black x 23 Long 4 Adjustable Leg Part Number 20680 00 20926 15 20926 10 20925 1
5. areas should be set at pro gressively higher temperatures using the lowest temperatures on the outside burners A uniform and sys tematic approach to the loading of the griddle will produce the most consistent product results CLEANING MAINTENANCE Initial Cleaning Prior to operating your new griddle thoroughly wash the griddle surface and the exterior with a mild deter gent or soap solution Do not use abrasive cleaners since this might damage the cabinet finish If the stainless steel surfaces become discolored scrub by rubbing only in the direction of the finished grain Cleaning 1 Always turn unit off and allow it to cool completely before cleaning Clean thoroughly before first use 2 After each use clean the griddle with wire brush or flexible spatula 3 Once a day thoroughly clean splash back sides and front Remove the grease drawer empty it and wash it out 4 Once a week clean the griddle surface thoroughly If necessary use a griddle stone wire brush or steel wool on the surface Rub with the grain of the metal while the griddle is still warm A detergent may be used on the plate surface to help clean it but care must be taken to be sure the detergent is thoroughly removed After removal of the detergent the surface of the plate should then be covered with a thin film of oil to prevent rusting Clean stainless surfaces with a damp cloth and polish with a soft dry cloth To remove discoloration use a nonabrasiv
6. grease drawer and knobs Reverse plug in pressure regulator The marking on the plug facing out should match gas supply Continue with the installation Ns DOO Ove Gas Valve Adjustment Manual Valves The manual gas valve is at full on when turned counter clockwise approximately 1 4 turn This valve can be turned down to the point where the flame flickers over the burner but does not extinguish if temperatures below 300 degrees F are required Gas Valve Adjustment BUWA Valves By Pass Adjustment Instructions 1 Light burner turn the dial to full on 2 After 5 minutes turn dial clockwise to a point slightly beyond the first mark on the dial 3 With a screwdriver turn the by pass adjustor counter clockwise to increase the flame clockwise to decrease it until there is a minimum flame over the entire burner A flame height of between 3 16 and 1 4 inch tall is acceptable 4 If the burners are turned to full on the flame height should increase Leave the flame at full on for a few minutes Then decrease the setting to low The flame should decrease to the height that you just set NOTE The regulating valve with by pass flame used on the GGT style griddles works best at tempera tures above 300 degrees F If you need temperatures below 300 deg F the by pass flame can be turned off To turn off the by pass flame turn the adjuster screw clockwise until it meets resistance DO NOT OVER TIGHTEN The valve will still regula
7. the units Continued on page 7 11 TROUBLESHOOTING GUIDE PROBLEM Heat does not come on when thermostat is turned on Pilot burner will not light Pilot burner will not stay lit Fat appears to smoke exces sively Food sticks to griddle Food burned around edges or contains dark specks Food is undercooked inside Food tastes greasy or has objec tionable off flavor Noticeable build up of gum on griddle POSSIBLE CAUSE Thermostat is bad Pilot burner not lit Gas valve is bad Obstructed pilot orifice Pilot gas turned off at automatic pilot Automatic pilot valve is bad Thermocouple is bad Thermocouple is not hot enough Obstructed or wrong size pilot orifice Gas supply is not purged of air Air is blowing pilot light out Automatic pilot valve is bad Heat is set too high Moisture in the food may be turning into steam Heat is set too high Griddle surface needs cleaning and or seasoning Surface under food may not have been covered with enough cooking oil Heat is set too high Griddle surface needs cleaning and or seasoning Surface under food may not have been covered with enough cooking oil Heat is set too high Food may not have been cooked for long enough time Food itself may have off flavor Food may have been stored improperly before cooking Too much griddle fat used Heat is set too low Heat is set too high Griddle surface needs cleaning and or
8. warranty BY PASS ed CALIBRATION STEM cB o RETAINER CALIBRATION
9. 25 000 7 3 50 000 14 6 6 10 15 25 GGT 36 36 915 26 661 17 3 4 451 3 37 500 11 75 000 22 6 10 15 25 GGT 48 48 1220 26 661 17 3 4 451 4 25 000 7 3 100 000 29 3 6 10 15 25 GGM 24 24 610 26 661 16 3 4 426 2 25 000 7 3 50 000 14 6 6 10 15 25 GGM 36 36 915 26 661 16 3 4 426 3 37 500 11 75 000 22 6 10 15 25 GGM 48 48 1220 26 661 16 3 4 426 4 25 000 7 3 100 000 29 3 6 10 15 25 Griddle Surface Dimensions Model Width in mm Depth in mm GGT 24 and GGM 24 23 13 16 605 19 1 2 496 GGT 36 and GGM 36 35 13 16 910 19 1 2 496 GGT 48 and GGM 48 47 13 16 1215 19 1 2 496 Item Number 1 Oo Oo N OD ak oO 13 14 15 16 17 18 19 GGT Griddles Parts Break Down Description Griddle Weldment 24H 36H 48H Firebox Weldment 24H 36H 48H Leg Support 24H 36H 48H Back Panel 24H 36H 48H Front Panel 24H 36H 48H Body Side Panel Drip Trough Weldment Grease Tray Guide R H Grease Tray Guide L H Grease Tray Burner U Shape Burner S Shape Knob Manifold Weld 24H 36H 48H 1 ea 48H 1 ea Pilot Tube Standing Pilot Safety Pilot Tube 24 amp 48 36 Supply Tube to Orifice Pressure Regulator Conv Nat Orifice 44 24 48 Nat Orifice 37 36 L P Orifice 54 24 48 L P Orifice 450 36 Part Number 218140 37 218140 38 218140 39 218140 20 218140 21 218140 22 218131 14 218132 14 218133 14 218140 26 218140 27 218140 28 218140 2
10. 3 218140 24 218140 25 218133 13 218140 56 300475 08 300475 07 218131 91 20658 50 20658 55 87056 00 218140 29 218140 30 218140 31 218140 29 218140 45 218140 47 218140 48 218140 43 20666 00 20668 44 20668 37 20668 54 20668 50 Item Description Number 20 BJWA Valve 21 Elbow 1 4 CC x 1 8 MPT 23 Coupling 3 4 Pipe x 3 24 Plug 1 8 Sq Head 25 Nipple 3 4 Closed 26 Elbow 3 4 Black Pipe 27 Captive Screw 28 Captive Screw Retainer 29 Captive Screw Receptacle 30 Elbow 1 4 MPT x 3 8 CC 31 Elbow 3 8 27 M x 3 8 CC 32 Bracket Orifice Mount 33 Bracket Pilot Mount 34 Pilot Burner Pilot Orifice Natural Pilot Orifice L P 35 Thermocouple 36 Safety Pilot Valve 37 Screw 10 32 x 1 2 38 Screw 8 32 x 3 8 39 Nut 10 32 41 Pipe 3 4 Black x 23 Long 42 4 Adjustable Leg 43 Plug 1 4 MPT 44 Mounting Flange 45 D Stem 46 Screw 10 24 x 1 47 Washer Lock 10 48 Thermostat Bulb Cover 49 Thermostat Bulb Insulation 50 Washer Flat 5 16 51 Nut 5 16 18 Hex 13 Part Number 20001 00 20926 15 20926 10 20925 17 20925 92 20926 11 31007 24 81966 02 81966 01 20931 03 20926 14 218140 19 218140 36 20928 00 20929 03 20929 02 14731 03 20927 02 81707 00 81531 00 84171 00 20926 13 86320 00 20925 53 20001 01 20001 02 81854 00 85117 00 217230 90 10180 44 85093 00 84362 00 MANIFOLD WITH SAFETY PILOT MANIFOLD WITH STANDING PILOT
11. 7 20925 92 20926 11 31007 24 81966 02 81966 01 20926 12 20926 14 218140 19 218140 36 20928 00 20929 03 20929 02 14731 03 20927 02 81707 00 81531 00 84171 00 20926 13 86320 00 15 21 MANIFOLD WITH SAFETY PILOT 14 MANIFOLD WITH STANDING PILOT GGM H GRIDDLE Congratulations on your purchase of APW Wyott commercial cooking or refrigeration equip ment APW Wyott takes pride in the design and quality of our products When used as in tended and with proper care and maintenance you will experience years of reliable opera tion from this equipment To ensure best results it is important that you read and follow the instructions in this manual carefully TABLE OF CONTENTS Safety Precautions Specifications General Installation Instructions European Installation Lighting Instructions Operating Instructions Cleaning Maintenance Service Repair Conversion Troubleshooting Guide Parts Diagram GGT Parts List GGT Parts Diagram GGM Parts List GGM Warranty DONNOUAARW LOCATION OF DATA PLATE The data plate is located on the back side of the front panel SAFETY PRECAUTIONS Before installing and operating this equipment be sure everyone involved in its operation is fully trained and is aware of all precautions Accidents and problems can result by a failure to follow fundamental rules and precautions The
12. APW WYOTT EQUIPMENT LIMITED WARRANTY APW WY OTT Foodservice Equipment Company warrants its equipment against defects in materials and workmanship subject to the following conditions This warranty applies to the original owner only and is not assignable Should any product fail to function in its intended manner under normal use within the limits defined in this warranty at the option of APW WYOTT such product will be repaired or replaced by APW WYOTT or its Authorized Service Agency APW WYOTT will only be responsible for charges incurred or service performed by its Authorized Agencies The use of other than APW WYOTT Authorized Service Agencies will void this warranty and APW WYOTT will not be responsible for such work or any charges associated with same The closest APW WYOTT Authorized Service Agency must be used This warranty covers products shipped into the 48 contiguous United States Hawaii metropolitan areas of Alaska and Canada There will be no labor coverage for equipment located on any island not connected by roadway to the mainland TIME PERIOD One year parts one year labor effective from the date of purchase by the original owner The Authorized Service Agency may at their option require proof of purchase Parts replaced under this warranty are warranted for the unexpired portion of the original product warranty only EXCEPTIONS Gas Electric Cookline Models GCB GCRB GF GGM GGT GHP H GWW EBC EF EG EHP EWW Thr
13. ITH THE CANADIAN ELECTRICAL CODE CSA C22 2 AS APPLICABLE L NOTICE The unit when installed must be electrically grounded in accordance with local codes or in the absence of local codes with the national electrical code ANSI NFPA 70 latest edition Z NOTICE Local codes regarding installation vary greatly from one area to another The National Fire Protection Association Inc states in its NFPA 96 latest edition that local codes are authority having jurisdiction when it comes to requirements for installation of equipment Therefore installations should comply with all Local codes EUROPEAN COMMUNITY INSTALLATION INSTRUCTIONS THIS APPLIANCE MUST BE FITTED BY A COMPETENT PERSON IN THE U K CORGI REGISTERED INSTALLERS INCLUDING THE REGIONS OF BRITISH GAS UNDERTAKE TO WORK TO SAFE AND SATISFACTORY STANDARDS THIS APPLIANCE MUST BE INSTALLED IN ACCORDANCE WITH THE GAS SAFETY INSTALLATION AND USE REGULATIONS AND THE RELEVANT BUILDING REGULA TIONS 1 E E REGULATIONS DETAILED RECOMMENDATIONS ARE CONTAINED IN THE FOLLOW ING BRITISH STANDARD CODES OF PRACTICE BS 6172 BS 5440 PART 2 BS 6891 THIS APPLIANCE MUST BE INSTALLED IN ACCORDANCE WITH THE RULES IN FORCE MUST BE INSTALLED IN A WELL VENTILATED AREA Ventilation requirements ie B S 5440 5 LIGHTING INSTRUCTIONS GGT and GGM Griddles are furnished with either a pilot safety valve or a standing pilot not available in the European Community
14. comes to requirements for installation of equipment Therefore installations should comply with all Local codes IMMEDIATELY INSPECT FOR SHIPPING DAMAGE All containers should be examined for damage before and during unloading The freight carrier has as sumed responsibility for its safe transit and delivery If equipment is received damaged either apparent or concealed a claim must be made with the delivering carrier A Apparent damage or loss must be noted on the freight bill at the time of delivery It must then be signed by the carrier representative Driver If this is not done the carrier may refuse the claim The carrier can supply the necessary forms B Concealed damage or loss if not apparent until after equipment is uncrated a request for inspection must be made to the carrier within 15 days The carrier should arrange an inspection Be certain to hold all contents and packaging material Installation and start up should be performed by a qualified installer who thoroughly read understands and follows these instructions If you have questions concerning the installation operation maintenance or service of this product write Technical Service Department APW Wyott Foodservice Equipment Company P O Box 1829 Cheyenne WY 82003 SPECIFICATIONS AND DIMENSIONS Model Width Depth Height No of BTU kW Total W C in mm in mm in mm Burners Per Burner BTU kW in mbar Hour GGT 24 24 610 26 661 17 3 4 451 2
15. d sold for commercial use If these models are positioned so the gen eral public can use the equipment make sure that all cautions warnings and operating instructions are clearly posted near each unit so that anyone using the equipment will use it correctly and not injure them selves or harm the equipment A WARNING IMPROPER INSTALLATION OPERATION SERVICE OR MAINTENANCE CAN CAUSE PROPERTY DAMAGE INJURY OR DEATH READ THESE INSTRUCTIONS THOROUGHLY BEFORE INSTALLING OPERATING MAINTAINING OR SERVICING THIS EQUIPMENT Install per the spacing requirements listed in the installation section of this manual We strongly recommend having a competent professional install this equipment Such a person should be familiar with local gas regulations A gas company representative should approve the completed installation WARNING FOR YOUR SAFETY DO NOT STORE OR USE GASOLINE OR OTHER FLAMMABLE LIQUIDS AND VAPORS IN THE VICINITY OF THIS OR ANY OTHER APPLIANCE KEEP THE AREA FREE AND CLEAR OF COMBUSTIBLES SEE ANZI Z83 14B 1991 Instructions to be followed if any one smells gas should be posted in a prominent place These may be obtained from the gas supplier GAS PRESSURE The appliance and its individual shutoff valve must be disconnected from the gas supply piping system during any pressure testing of that system at test pressures in excess of 1 2 psi 3 45 kPa The appliance must be isolated from the gas supply piping sys
16. e cleaner After each weekly cleaning the griddle must be seasoned again If the griddle usage is very high the weekly cleaning procedures may be done more often than once a week Extended Shutdown Turn the manual shutoff valve to OFF field installed valve not supplied by the manufacturer turn all control knobs to the OFF position and shut off the pilot flame by turning the adjustment on the pilot valve If the griddle is to be shut down for an extended period put a heavy coat of grease over the griddle plate SERVICE REPAIR NOTE THIS APPLIANCE MUST ONLY BE SERVICED BY AN AUTHORIZED AGENT NOTE Parts protected by the manufacturer or his agent are not to be adjusted by the installer unless the installer is an authorized service agent If you have any questions or problems contact your nearest APW Wyott Service Representative CONVERSION Not Available in the European Community Instructions are for conversion from Natural Gas to Propane L P on all models GGT and GGM The conversion should b done before connecting the unit to the gas supply Remove the knobs and front panel Remove the supply tubes that go between the valves and the orifice fittings Remove the orifice fittings from the firebox Change the orifices to the size recommended for propane L P Replace the orifice fittings into the firebox Replace the supply tubes between the valves and the orifice fittings Replace the front panel
17. ee 3 Year Warranty on all component part except switches and thermostats 2 additional years on parts only No labor on second or third year Heat Strips Models FD Two 2 Year Warranty on element only No labor second year Glass Windows Door Seals Rubber Seals Light Bulbs Broiler Briquettes 90 Day Material Only No labor In all cases parts covered by extended warranty will be shipped FOB the factory after the first year PORTABLE CARRY IN PRODUCTS Equipment weighing over 70 pounds or permanently installed will be serviced on site as per the terms of this warranty Equipment weigh ing 70 pounds or under and which is not permanently installed i e with cord and plug is considered portable and is subject to the follow ing warranty handling limitations If portable equipment fails to operate in its intended manner on the first day of connection or use at APW WYOTT s option or its Au thorized Service Agency it will be serviced on site or replaced From day two through the conclusion of this warranty portable units must be taken or sent prepaid to the APW WYOTT Authorized Service Agency for in warranty repairs No mileage or travel charges are allowed on portable units after the first day of use If the cus tomer wants on site service they may receive same by paying the travel and mileage charges EXCLUSIONS The following conditions are not covered by warranty Equipment failure relating to improper installation improp
18. er utility connection or supply and problems due to ventilation Equipment that has not been properly maintained calibration of controls adjustments damage from improper cleaning and water damaged controls Equipment that has not been used in an appropriate manner or has been subject to misuse or misapplication neglect abuse accident alteration negligence damage during transit delivery or installation fire flood not or act of God Equipment that has had the model number or serial number removed or altered If the equipment has been changed altered modified or repaired by other than a qualified service technician during or after the warranty period then the manufacturer shall not be liable for any damages to any person or property which may result from the use of the equip ment thereafter This warranty does not cover services performed at overtime or premium labor rates Should service be required at times which normally involve overtime or premium labor rates the owner shall be charged for the difference between normal service rates and such premium rates APW WYOTT does not assume any liability for extended delays in replacing or repairing any items beyond its control In all cases the use of other than APW WYOTT authorized OEM replacement parts will void this warranty This equipment is intended for commercial use only Warranty is void if equipment is installed in other than commercial application THE FOREGOING WARRANTY IS
19. following words and symbols found in this manual alert you to hazards to the operator service per sonnel or the equipment The words are defined as follows ZX DANGER THIS SYMBOL WARNS OF IMMINENT HAZARD WHICH WILL RESULT IN SERIOUS INJURY OR DEATH A WARNING THIS SYMBOL REFERS TO A POTENTIAL HAZARD OR UNSAFE PRACTICE WHICH COULD RESULT IN SERIOUS INJURY OR DEATH A CAUTION This symbol refers to a potential hazard or unsafe practice which may result in minor or moderate injury or product or property damage L NOTICE This symbol refers to information that needs special attention or must be fully understood even though not angerous A N WARNING DO NOT OBSTRUCT EITHER THE AIR INLET UNDERNEATH UNIT OR THE VENTILATION AIR BACK OF UNIT PROVISIONS MUST BE PROVIDED TO PROVIDE AN ADEQUATE AIR SUPPLY TO THE GRIDDLE NOTICE THE UNIT WHEN INSTALLED MUST BE ELECTRICALLY GROUNDED AND COMPLY WITH LOCAL CODES OR IN THE ABSENCE OF LOCAL CODES WITH THE NATIONAL ELECTRICAL CODE ANSI NFPA 70 LATEST EDITION CANADIAN INSTALLATION MUST COMPLY WITH CSA STANDARD C 22 2 No 0 M1982 General Re quirements Canadian Electrical Code Part II 109 M1981 Commercial Cooking Appliances NOTICE Local codes regarding installation vary greatly from one area to another The National Fire Protec tion Association Inc states in its NFPA 96 latest edition that local codes are authority having jurisdiction when it
20. pears larger than necessary turn it down and reset burner ignition The pilot flame should be as small as possible but large enough to guarantee reliable ignition of the burners when the knobs are turned to HI Te Replace the front panel and grease drawer OO e D Lighting main burner Since the burner is lit from constantly burning pilot turn knobs to HI to put the unit in operation then adjust to any desired position between LO and HI Main burner air supply 3 For efficient burner operation a proper balance of gas volume and primary air supply must be main tained which will result in complete combustion Insufficient air supply results in a yellow streaming flame Primary air supply is controlled by an air shutter on the front of the burner 2 Loosen the screws on the front of the burner and adjust the air shutter to just eliminate the yellow tips of the burner flame Lock the air shutter in place by tightening the screws European Community If adjustment becomes necessary in the field it should be done by a factory authorized and trained techni cian who should seal the screw after the adjustment to safeguard against unauthorized tampering by the end user All burners are lit from constantly burning pilots Turning the thermostat to the desired temperature is all that is required to put the unit in service Do not permit fans to blow directly at the unit Wherever possible avoid open windows next to
21. seasoning Too much griddle fat used 10 Continued from page 6 sides or back Avoid wall type fans which create air cross currents within a room It is also necessary that sufficient air should be allowed to enter the room to compensate for the amount of air removed by any ventilating system Otherwise a subnormal atmospheric pressure will occur which will effect operation and cause undesirable working conditions A properly designed and installed hood will act as the heart of the ventilating system for the room or area in which the unit is installed and will leave the unit independent of changing draft conditions All valves and thermostats must be checked and lubricated periodically Consult the authorized service representative in your area OPERATING INSTRUCTIONS Season Griddle Heat to low temperature 300 350 F 150 180C and pour on a small amount of cooking oil about one ounce 30cc per square foot of surface Spread the oil over the entire griddle surface with a cloth to create a thin film Wipe off any excess oil with a cloth Repeat this procedure 2 to 3 times until the griddle has a slick mirror like surface Operation Turn the burners on about 15 20 minutes before cooking for preheating Set the knobs to the desired flame height or temperature Each valve will control the gas flow to the burner to bring that area of the plate up to the set temperature If different temperature settings are to be used adjoining
22. te the temperature with the by pass turned off DO NOT TURN SCREW COUNTER CLOCKWISE more than one turn Turning the adjuster screw to far counter clockwise will allow a gas leak around the screw that will cause a fire hazard To Recalibrate the Griddle Control 1 Recalibration should not be undertaken until the by pass flame has been adjusted 2 Light unit and set dial to the 350 degrees F After the burner has been on about 15 minutes check temperature Continue to check the temperature at 5 minute intervals until 2 successive readings are within 5 degrees of each other The control should be recalibrated if your readings are not within 10 degrees of the dial setting Continued on page 9 Continued from page 8 3 x If recalibration is required the additional steps to be taken are a Remove the dial and D stem Push the calibration stem inward with a screwdriver while holding the calibration stem firmly in turn slowly clockwise to obtain a lower temperature or counter clockwise for a higher temperature Each mark on the retainer represents 25 degrees in temperature Re place dial and D stem b Set dial at 400 degree mark Check temperature again as instructed above If the temperature is not within 20 degrees of the dial setting 400 deg it means that the sensing element is inoperative and the control should be replaced NOTE Turning the calibration stem to far will disassemble the inside of the valve This negates the
23. tem by closing its individual manual shutoff valve during any pressure testing of the gas supply piping system at test pressures equal to or less than 1 2 psi 3 45 kPa Maintenance and repair should be handled by a factory authorized agent Before doing any maintenance or repair contact APW Wyott L NOTICE This product is intended for commercial use only not for household use A CAUTION The models are designed built and sold for commercial use If these models are positioned so the general public can use the equipment make sure that all cautions warnings and operating instructions are clearly osted near each unit so that anyone using the equipment will use it correctly and not injure themselves or arm the equipment A WARNING SHOCK HAZARD DO NOT OPEN ANY PANELS THAT REQUIRE THE USE OF TOOLS Z WARNING IMPROPER INSTALLATION SERVICE OR MAINTENANCE CAN CAUSE PROPERTY DAMAGE INJURY OR DEATH Z WARNING KEEP THE APPLIANCE FREE AND CLEAR FROM ALL COMBUSTIBLE SUBSTANCES IN THE EVENT OF GAS ODOR SHUT UNIT DOWN AT THE MAIN SHUTOFF VALVE AND CONTACT THE LOCAL GAS COMPANY OR GAS SUPPLIER FOR SERVICE Item Number 1 Oo Oo N OD oO 13 14 15 16 17 18 19 GGM Griddles Parts Break Down Description Griddle Weldment 24H 36H 48H Firebox Weldment 24H 36H 48H Leg Support 24H 36H 48H Back Panel 24H 36H 48H Front Panel 24H 36H 48H Body Side Panel Drip
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