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Market Forge Industries ST-12-TGG, Installation, Operation And Maintenance Manual, Page: 28 / 40

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Market Forge Industries ST-12-TGG Installation, Operation And Maintenance Manual Download Page 28

6-2

6.

ILLUSTRATED PARTS LIST

Summary of Contents for ST-12-TGG

Page 1: ...ustment alteration service or maintenance can cause property damage injury or death Read the installation operating and maintenance instructions thoroughly before installing or servicing this equipment FOR YOUR SAFETY Do not store or use gasoline or other flammable vapors or liquids in the vicinity of this or any other appliance MODEL ST 6 TGG ST 12 TGG COVERING Installation Operation ServiceandPa...

Page 2: ...3 4 Drainage 3 3 3 4 1 Cooking Compartment Drainage 3 3 3 4 2 Drip Spill Trough Drainage 3 3 3 5 Test Kitchen Bulletin 3 4 SECTION 4 TROUBLESHOOTING 4 1 General 4 1 4 2 Troubleshooting Guide 4 1 4 3 Electrical Troubleshooting Procedures 4 1 4 3 1 Incoming Power 4 3 4 3 2 Electrical Inspection 4 4 4 3 3 60 Minute Timer 4 4 4 3 4 Door Interlock Switch 4 6 4 3 5 Indicator Lights 4 6 4 3 6 Cooking Com...

Page 3: ... TROUBLESHOOTING 4 1 Wiring Diagram Model ST 6 4 5 4 2 Schematic Diagram Model ST 6 4 9 SECTION 6 ILLUSTRATED PARTS LIST SeePage 6 1 LIST OF TABLES TABLE PAGE TABLE PAGE SECTION 3 OPERATION 3 1 Controls and Indicators 3 2 SECTION 4 TROUBLESHOOTING 4 1 General Troubleshooting Guide 4 1 4 2 Electrical Fault Isolation Guide 4 4 ...

Page 4: ...on allowing steam to flow into the compartment When steam flowing inside the compartment has raised the interior temperature to 195 F the contacts of a thermostatic switch automatically close completing the circuit to the timer motor and starting the cooking time period At the end of the set interval timer contacts switch to shut off the cooking operation and sound a signal buzzer The buzzer is si...

Page 5: ...ly piping system dur ing any pressure testing of that system at test pres sure in excess of 1 2 psig 3 45 k PA The wiring diagram adhesive label is located on the inside of the front panel This product must be installed in a room with adequate air supply Minimum clearances from both combustible and non combustible surfaces are 2 51 mm from right and left wall and 2 152 mm from rear wall Suitable f...

Page 6: ...water to the cold water con denser water inlet 2 6 INSTALLATION CHECK OUT After cooker is set in place and gas water and elec trical connections are made the cooker must be given a thorough check out Correct operation is explained be low If the equipment performs as described it is ready for final purge prior to cooking use if not consult the troubleshooting guide in this manual Before making this...

Page 7: ...latch assembly form the face of the unit The two 2 nuts mounting the door latch are located behind the face of the unit and must be accessed where the rightside panel was removed 12 Remove the two 2 white hole plugs from the left door latch mounting holes and insert them into the right door latch mounting holes where the door latch assembly was originally mounted 13 Rotate the door latch assembly ...

Page 8: ...Rev A 11 98 2 INSTALLATION cont d 2 4 TOP LEFT HINGE MOUNTING HOLES LEFT DOOR LATCH MOUNTING HOLES INTERLOCK ASSEMBLY POSITION WHEN DOOR IS REVERSED LOWER LEFT HINGE MOUNTING HOLES TOP RIGHT HINGE MOUNTING HOLES INTERLOCK ASSEMBLY ORIGINAL POSITION DOOR LATCH ASSEMBLY ORIGINAL POSITION LOWER RIGHT HINGE MOUNTING HOLES Figure 2 1 TYPICAL DOOR LAYOUT ...

Page 9: ...nuous cooking b 60 MINUTE TIMER for timed cooking 4 Set appropriate timer to the required cooking time see Test Kitchen Bulletin in Section 3 5 5 Turn off buzzer which sounds to indicate cooking is complete by setting timer dial 1 to the OFF position 6 Open door sightly at first letting most of the steam out of the compartment and then fully open the door 7 Unload by sliding pans of food from pan ...

Page 10: ...rator Cleaning The ST 6 TGG is designed with an advanced clean ing system that notifies the user that the steam genera tor needs to be cleaned Your steamer permits you to quickly clean the generator The cleaning sequence is as follows The amber CLEAN light illuminates when scale builds up in the tank and on the heating element When the unit is to be used the unit must be cleaned as follows 1 Turn ...

Page 11: ...s turning the water supply on at its source turning on the power permitting water to enter the generator allowing the unit to reach preheat conditions green light on setting timer for 10 minutes draining the rinse water after the buzzer sounds by turning off the power After rinse water is drained turn the power on wait for the steam ready light and you are ready to cook 3 4 DRAINAGE 3 4 1 Cooking ...

Page 12: ...vitamins and miner als 10 Because foods are cooked faster by the higher tem peratures of steam cooking they can be prepared closer to serving time insuring maximum fresh ness 11 Steam cooked foods have a higher percent yield more portions per dollar spent 12 Food may be served from the same pan in which it is steam cooked thus reducing food breakage since there is no extra handling or transferring...

Page 13: ... 7 1 2 lbs 3 4 kg 7 1 2 lbs 3 4kg 9 lbs 4kg 12 lbs 5 4 kg Recommended 12 x 20 1 1 PerforatedPan 21 2 65mm 21 2 65mm 21 2 65mm 21 2 65mm 21 2 65mm 21 2 65mm 21 2 65mm 21 2 65mm 21 2 65mm 21 2 65mm 21 2 65mm 21 2 65mm 21 2 65mm Number ofPans 1 3 1 3 1 3 1 3 1 3 1 3 1 3 1 3 1 3 1 3 1 3 1 3 1 3 Approx Number Cooked Servings PerPan 30 3 oz 85 g 25 3 oz 85g 25 3 oz 85 g 30 3 oz 85 g 25 3 oz 85 g 30 3 oz...

Page 14: ... Recommended 12 x 20 1 1 PerforatedPan 21 2 65mm 21 2 65mm 21 2 65mm 21 2 65mm 21 2 65mm 21 2 65mm 21 2 65mm 21 2 65mm 21 2 65mm 21 2 65mm 21 2 65mm 21 2 65mm 21 2 65mm 21 2 65mm 21 2 65mm Number ofPans 1 3 1 3 1 3 1 3 1 3 1 3 1 3 1 3 1 3 1 3 1 3 1 3 1 3 1 3 1 3 Approx Number Cooked Servings PerPan 25 30 3 oz 85 g 30 35 3 oz 85g 25 30 3 oz 85 g 35 40 3 oz 85 g 30 35 3 oz 85 g 12 15 20 4 oz 115 g 2...

Page 15: ...z 55 g 35 40 2 oz 55 g 20 252oz Protein 55 g 20 25 2 oz Protein 55 g 50 602oz Protein 55 g 24 2 oz Protein 55 g 18 20 2oz 55 g 50 602oz Protein 55 g 55 652oz Protein 55 g Timer Settingsin Minutes 20 30 45 50 50 60 10 15 3 5 18 22 20 25 40 50 25 30 18 21 2 21 2hrs 1 11 4hrs MISCELLANEOUS ITEM Eggs In Shell Eggs Out of Shell Rice Bulletin 16 gives direction Spaghetti Bulletin 13 gives direction Weig...

Page 16: ...re reached by removing screws that fasten the control panel to the frame The panel may be pulled for ward for testing while interconnected to the cooker cir cuits or disconnected at the pin connection for complete removal and repair TABLE 4 1 GENERAL TROUBLE SHOOTING GUIDE PROBLEM PROBABLE CAUSE REMEDY 1 POWER LIGHT DOES NOT COME ON WHEN POWER SWITCH IS PRESSED INTO THE ON POSITION a No 120V power...

Page 17: ...ATOR CONTINUES TO CREATE STEAM WHEN THE COOKING COMPARTMENT DOOR IS OPENED a Faulty magnet reed switch contacts failed closed b Wiring short a Check magnetic reed switch Replace if necessary P n 08 6308 b Check wiring at terminals 7 GENERATOR DOES NOT DRAIN WHEN THE POWER SWITCH IS PRESSED INTO THE OFF POSITION a Clogged or kinked genera tor drain line b Clogged generator drain hold c Faulty gener...

Page 18: ... to be sure main water supply is on d Turn on 110V electrical supply e Check and replace f Check and replace g Check and replace h Check and replace 13 COLD WATER CONDENSER DOES NOT FUNCTION a Main water line shut off b Thermostat out of adjust ment or defective c Loose coil nut d No continuity in solenoid coil a Turn on b Readjust for proper operation or replace if defective c Tighten coil nut d ...

Page 19: ... timer contacts b Buzzer c Wiring a Thermostatic switch b Cold water solenoid valve c Wiring 4 3 2 Electrical Inspection The first step in any electrical troubleshooting proce dure is a thorough physical inspection of all wiring con nections To access electrical components remove the control panel as explained in Subsection 6 3 4 WARNING Before removing control panel or checking connec tions and w...

Page 20: ...Figure 4 1 Wiring Diagram Model ST 6 TGG ...

Page 21: ...dial is set If steam does not enter the compartment and the indicator light fails to turn on with the door latch securely engaged the fault may be in the door interlock switch Proceed as follows 1 Turn off power to the cooker 2 Disconnect wires to the door switch terminals see Figure 5 1 3 Connect an ohmmeter between the terminals of the switch 4 Actuate the switch by closing the cooking com partm...

Page 22: ...ker timers indicator lights etc are connected to each other by wir ing shown in Figure 5 1 If all of the electrical compo nents are operating correctly and the incoming power has been checked but the cooker fails to operate the fault lies in the wiring Figure 5 1 is a diagram that shows all terminals and interconnections within the electrical circuits All num bered terminals are identified and all...

Page 23: ...d the LED will go OFF Using the voltmeter touching the probes to terminals L2 and N O of the water fill relay should show no voltage Touch ing the probes to L2 and N C should show 120 volts 3 Disconnect the jumper 4 4 2 Testing the Low Water Relay 1 With the power ON the LED next to the Low Water Relay should be OFF Using the voltmeter touch ing the probes to the L2 and N O terminals next to this ...

Page 24: ...RVEY STREET EVERETT MA02149 TEL 617 387 4100 TELEX 91 9494 FAX 617 387 4456 OUTSIDE MA 800 227 2659 Form No S 48466 Rev A 11 98 4 9 Figure 4 2 Schematic Diagram Model ST 6 TGG ST 6 TGG 2 COMPARTMENT BOTTOM TOP 4 TROUBLESHOOTING cont d ...

Page 25: ...n the cooker has been selected or de signed specifically for its application and the use of other hardware may damage the equipment and will void any warranty 5 2 1 Cooking Compartment Cleaning A daily cleaning of the cooking compartments and pan supports is required See Subsection 3 3 for details 5 3 REPAIR AND REPLACEMENT Section 6 of this manual contains a listing of all re placeable parts and ...

Page 26: ...djust Gasket to Unit To prevent steam leaks around the door adjust the gasket tension to cavity Adjust the gasket by loosening the six screws on top and bottom of door move inner door plate in or out left side or right side and tighten the six screws 5 3 4 Exterior Panel Removal WARNING To prevent hazard in servicing the cooker be certain that the steam supply boiler is shut down the cold water sh...

Page 27: ... current Market Forge Authorized Parts Distributor List contact Product Service Department Market Forge 35 Garvey Street Everett Massachusetts 02149 Telephone 617 387 4100 All orders should contain the Market forge part number s the part description s and the model and serial number of the cooker for which the part or parts are ordered 6 3 INDEX OF ILLUSTRATED PARTS LIST PART PAGE Unit Assembly 6 ...

Page 28: ...6 2 6 ILLUSTRA TED PARTS LIST ...

Page 29: ...2 2 19 97 5980 NIPPLE 3 4 x 3 1 1 20 97 5877 ELBOW 3 4 1 1 21 97 5979 NIPPLE 1 2 x 7 3 4 1 1 22 97 5982 TEE 1 2 1 1 23 97 5555 REDUCING ELBOW 1 2 x 3 4 1 1 24 97 5952 GENERATOR FILL SOLENOID 2 2 25 97 5935 CONNECTOR 3 8 C 1 8 MPT 1 1 26 97 5940 TEE 3 8 C x 3 8 C x 1 8 MPT 1 1 27 97 5939 ELBOW 3 8 C x 1 2 MPT 1 1 28 97 5965 THERMOSTATIC COOLING VALVE 1 1 97 5961 COOLING VALVE BRACKET 1 1 29 97 5936...

Page 30: ...6 4 6 ILLUSTRA TED PARTS LIST ...

Page 31: ...39 91 7639 BRACKET LINER TIE 1 16 98 3503 91 7493 PANEL BACK 1 17 91 7619 91 7619 PANEL TOP 1 18 98 3505 91 7569 PANEL SIDE 2 19 91 7690 91 7690 BRACKET REED SWITCH 2 20 08 6308 08 6308 REED SWITCH 2 21 10 8105 10 8105 THERMOSTAT CONDENSER 2 22 10 3739 10 3739 REDUCER 1 2 IPS X 3 8 IPS 2 23 10 4586 10 4586 NUT SEALER 1 2 IPS 4 24 10 9175 10 9175 RELAY SOCKET 2 25 98 3511 91 6470 CONTROL PANEL ASSY...

Page 32: ...M FLEX TUBE 30 1 B 97 5987 STEAM FLEX TUBE 24 1 C 97 5988 STEAM FLEX TUBE 30 1 D 97 5987 STEAM FLEX TUBE 24 1 A 97 5989 STEAM FLEX TUBE 42 1 B 97 5988 STEAM FLEX TUBE 30 1 C 97 5988 STEAM FLEX TUBE 30 1 D 97 5987 STEAM FLEX TUBE 24 1 6 ILLUSTRA TED PARTS LIST 6 6 ...

Page 33: ...7 5986 FUSE 2 AMP 2 2 8 97 5948 LEVEL CONTROL 2 2 9 97 5960 IGNITION MODULE 2 2 10 97 5991 RELAY DPDT 120V 2 2 11 97 5945 BUZZER 2 2 Component ITEM PART NO NO DESCRIPTION ST 6 TGG ST 12 TGG 1 97 5988 DRAIN BOX ASSY 1 2 97 5987 PLUG 1 4 18 NPT 1 3 97 5988 ELBOW 3 4 C x 3 4 MPT 4 4 97 5987 BLOW DOWN VALVE 2 5 97 5989 CONNECTOR 3 4 C x 3 4 MPT 6 97 5988 UNION ELBOW 3 4 4 2 1 1 4 2 4 2 Drain Box 6 ILL...

Page 34: ...BURNER SUPPORT SQUARE HEAD PIPE PLUG 1 8 MPT MANIFOLD ASSY STREET ELBOW 1 2 ORIFICE DMS 37 ORIFICE DMS 30 BURNER SHIELD Natural Gas ITEM NO 1 2 3 4 5 6 7 8 PART NO 97 5977 97 5967 97 5966 97 5951 97 5950 97 5929 97 5976 97 5981 97 5878 ST 6 TGG 2 2 2 16 2 2 2 2 ST 12 TGG 2 2 2 16 2 2 2 2 DESCRIPTION BURNER ASSY INCLUDES BRACKET SPARK ELECTRODE BURNER SHIELD JET ORIFICE DMS 67 JET ORIFICE DMS 61 SQ...

Page 35: ...1 5766 91 7694 INNER DOOR 1 3 91 5731 91 7696 GASKET RETAINING PLATE 1 4 91 5286 91 7783 DOOR GASKET 1 5 91 5745 91 5745 DOOR HANDLE 1 6 09 1608 09 1608 STRIKER 1 7 08 5027 08 5027 MAGNET 1 8 91 5901 91 5901 MAGNET BRACKET 1 9 08 4600 08 4600 COMPRESSION SPRING 2 6 9 6 ILLUSTRA TED PARTS LIST ...

Page 36: ...6 10 6 ILLUSTRA TED PARTS LIST ...

Page 37: ...4 FLARE HOSE X 1 4 MALE NPT 1 14 10 5164 COVER ELECTRICAL BOX 1 15 10 5163 BOX ELECTRICAL HANDY 1 16 98 3857 ASSY CONDENSING DRAIN LINE 1 17 08 5053 ELBOW 90 IRON 1 2 NPT 2 18 10 3324 BUSHING REDUCER 1 2 X 1 4 NPT 2 19 08 5071 ADAPTER 1 4 FLARE HOSE X 1 4 MALE NPT RS 1 20 10 3755 PLUG S Q HD M I 1 8 NPT 2 21 08 7128 ORIFICE BURNER NAT GAS 3 21 10 3367 ORIFICE BURNER LP GAS 3 22 08 7124 ASSY MANIFO...

Page 38: ...ANEL 1 2 98 3507 91 7612 ARTWORK CONTROL PANEL 1 3 08 6464 08 6464 60 MIN TIMER 2 4 08 6541 08 6541 TERMINAL STRIP 2 5 91 6471 91 6471 BRACKET TERMINAL STRIP 2 6 10 7395 10 7395 BUZZER 2 7 08 3826 08 3826 KNOB TIMER 2 8 10 5052 10 5052 LIGHT RED ON OFF 2 6 12 6 ILLUSTRA TED PARTS LIST ...

Page 39: ...LG F THREAD CUTTING 27 9 10 2509 WASHER LOCK 10 GRD 2 10 10 2425 WASHER FLAT 10 GRD 2 11 10 2339 NUT 10 GRD 2 98 3841 WIRE LEAD SCHEDULE 98 3840 WIRING DIAGRAM ITEM PART NO MAIN WATER LINE ASSY DESCRIPTION QTY 1 98 0920 WELDMENT BURNER 1 2 08 7570 IGNITER HOT SURFACE NORTON 1 3 98 3825 BRACKET IGNITER 1 4 98 0062 SENSOR REWORK 08 6452 1 5 08 3423 SCREW ROUND HEAD 4 40 X 1 4 LONG 3 6 10 1761 SCREW ...

Page 40: ... 8 NPT 1 2 10 1055 ELBOW BRASS 3 8 ID HOSE X 3 8 NPT 2 3 08 4863 BARB BRASS 3 8 NPT X 1 4 ID HOSE 1 4 98 1477 BARB BRASS 3 8 NPT X 3 8 ID HOSE 1 5 15 7208 HOSE S S BRAID 5 16 DIA X 24 LG 1 6 15 7212 HOSE S S BRAID 3 8 DIA X 24 LG 1 7 08 1206 CLAMP HOSE 1 0 DIA MAX 4 8 10 2660 TAPE TEFLON SEALING A R ITEM PART NO MAIN BURNER ASSY DESCRIPTION QTY 1 98 0920 WELDMENT BURNER 1 2 08 7570 IGNITOR HOT SUR...

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