Market Forge Industries ST-10 Power-Plus Owner'S Manual Download Page 1

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ST-10 & ST-10 Power-Plus

OWNER’S MANUAL

WARNING:

Improper Installation, adjustment,

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.

Printed in U.S.A.

35 Garvey Street

Everett

02149

Tel: (617) 387-4100

Fax: (617) 387-4456

Outside MA Fax: (800) 227-2659

E-Mail: [email protected]

Website: www.mfii.com

Form Number: S-2486 REV: F 04/14

INSTALLATION, OPERATION, MAINTENANCE, SERVICE AND PARTS MANUAL

MODELS:

□

ST-10

□

ST-10 Power-Plus

Summary of Contents for ST-10 Power-Plus

Page 1: ...r 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 Printed in U S A 35 Garvey Street l Everett l MA l 02149 Tel 617 387 4100 l Fax 617 387 4456 l Outside MA Fax 800 227 2659 E Mail CUSTSERV mfii com l Website www mfii com Form Number S 2486 REV F 04 14 INSTALLATION OPERATION MAINTENANCE SERVICE...

Page 2: ...5 Thermostatic Switch 12 SECTION 5 TROUBLE SHOOTING 5 1 General 13 5 2 Trouble Shooting Guides 13 5 3 Electrical Fault Isolation 13 5 4 Electrical Trouble Shooting Procedures 13 5 1 General Trouble Shooting Guide 13 5 4 1 Incoming Power 14 5 4 2 Electrical Inspection 14 5 2 Electrical Fault Isolation Guide 15 5 4 4 60 Minute Timer 15 5 4 4 1 Timer Contacts 15 5 4 4 2 Timer Motor 15 5 1 ST 10 Wirin...

Page 3: ...r is set at the desired cooking time and the compartment door is closed The indicator light comes on and the steam solenoid valve opens allowing steam to flow into the com partment When steam flowing inside the compartment has raised the interior temperature to 195 F the con tacts of a thermostatic switch automatically close completing the circuit to the timer motor and start ing the cooking time ...

Page 4: ...stallation instructions for each 2 4 WATER CONNECTIONS Before connecting water to this unit have water supply analyzed to make sure that hardness is no grater than 2 0 grains per gallon and pH level 1 2 3 4 5 6 is within the range of 7 0 8 5 Water that fails to meet these standards should be treated by the in stallation of a water conditioner EQUIPMENT FAILURE CAUSED BY INADEQUATE WATER QUALITY IS...

Page 5: ...each panel and 1 2 3 4 1 2 3 4 5 6 sliding the panel down Remove the door interlock assembly by un screwing the two nuts that hold it in place assembly is attached to the screws in the top right hinge mounting holes see fig 2 1 Remove the four screws in the right side hinge mounting holes and install them in the left side hinge mounting holes where the hinges were originally mounted Using the nuts...

Page 6: ...or by making sure that the striker in the door is centered with the latch mechanism on the front of the unit Square the door to the unit by raising or lowering the hinge side of the door keeping the latch centered with the striker Visually inspect the door Be sure that the door is square to the unit the striker is centered with the latch and the gasket is in contact with the entire lip of the cook...

Page 7: ...mplete by setting the Timer Dial 1 to OFF position 3 2 3 Cooking Before loading the cooker be sure compartment is hot See Subsection 3 2 2 for preheating in structions Slide pans of food into cooking compartment pan supports 1 2 3 1 Close cooking compartment door Set timer cooking time CONSTANT STEAM for continuous cooking 60 MINUTE TIMER for timed cooking Set appropriate timer to the required coo...

Page 8: ...The ST 10 Pressureless Steam Cooker has a drip spill trough below the cooking compartment door It will catch any condensate gathering on the front of the unit when the door is opened TABLE 3 1 CONTROLS AND INDICATORS See Figure 3 1 REF DESCRIPTION FUNCTION 1 Timer Constant Steam Controls cooking up to 60 minutes or uses constant operation 2 Indicator Light Red Indicates when lit that cooker is in ...

Page 9: ...E COMPARTMENT When the timer reaches 0 the word END will flash on the display The AUTO ALARM will sound and continue until the START STOP button is pressed When you press STOP the existing program remains in the system It is nec essary to press CLEAR then RE PROGRAM the new time as needed NOTE To STOP the TIMER in MID COUNT DOWN PRESS and HOLD the STOP button for a few seconds The word PAUSE will ...

Page 10: ...e pre pared closer to serving time insuring maximum freshness Steam cooked foods have a higher percent yield more portions per dollar spent 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 of food from cooking pans to serving pans It also reduces pot washing tasks Some important advantages of steam cooking...

Page 11: ... 2 5 65 1 3 12 15 30 3 85 Beans Green Regular 6 2 7 2 5 65 1 3 10 15 25 3 85 Beans Green French Cut 6 2 7 2 5 65 1 3 5 7 25 3 85 Beans Lima 7 5 3 4 2 5 65 1 3 12 15 30 3 85 Broccoli 6 2 7 2 5 65 1 3 4 6 25 3 85 Brussel Sprouts 7 5 3 4 2 5 65 1 3 10 15 30 3 85 Carrots 6 2 7 2 5 65 1 3 10 15 25 3 85 Cauliflower 6 2 7 2 5 65 1 3 7 12 25 3 85 Corn Cut 7 5 3 4 2 5 65 1 3 8 12 30 3 85 Mixed Vegetables 7...

Page 12: ...3 10 15 12 Cabbage 1 4 1 6 of Head Cored 5 2 25 2 5 65 1 3 14 18 15 20 4 115 Onions 2 50mm Diameter 6 2 7 2 5 65 1 3 20 25 25 30 4 115 Peas Shelled 5 2 25 2 5 65 1 3 5 6 25 30 3 85 Potatoes French Fry Cut 10 4 5 2 5 65 1 3 18 21 50 3 85 Potatoes 3 75mm Regular Cut 10 4 5 2 5 65 1 3 35 40 50 3 85 Spinach Cleaned Cut 3 1 4 2 5 65 1 3 3 5 10 12 3 75 105 Summer Squash 1 25mm Sliced 7 3 2 2 5 65 1 3 7 ...

Page 13: ...atloaf 15 6 8 2 5 65 1 3 40 50 50 60 Protein 2 55 Pork Chops Loin Bone 4 oz 115g 6 2 7 2 5 65 1 3 25 30 24 Protein 2 55 Sausage 1 5 oz 45g 6 2 7 2 5 65 1 3 18 21 18 20 2 55 Turkey on Carcass 20 22 9 10 2 5 65 1 3 2 2 5 Hours 50 60 Protein 2 55 Turkey off Carcass 10 12 4 5 5 2 5 65 1 3 1 1 25 Hours 55 65 Protein 2 55 MISCELLANEOUS ITEM WEIGHT PER PAN RECOMMENDED 12 x 20 1 1 PERFORATED PAN NO OF PAN...

Page 14: ...ed to the input sides of both steam inlet solenoid valves When a cooking compartment is not in use the valve for the com partment remains closed to prevent steam from entering During operation the appropriate inlet solenoid valve is opened by activation of the con trol circuit Steam is projected onto the surface of pans of food loaded into the compartment by an orifice located inside the compartme...

Page 15: ...ments The light remains on red at all times when the coinciding timer dial is set and the door interlock switch is closed The light turns off at the end of the timed cooking duration 4 3 1 3 Buzzer The buzzer is an alarm device that operates by oscillation of a striker against the core of an elec tromagnet When the 60 minute timer dials reach the 0 Minute position the buzzer coil is ener gized to ...

Page 16: ...section the serviceman must be fa miliar with the function of all controls as described in Section 3 as well as with the Principles of Op eration described in Section 4 13 Table 5 1 GENERAL TROUBLE SHOOTING GUIDE PROBLEM PROBABLE CAUSE REMEDY Indicator light fails to light with timer set Power to cooker off Door interlock switch con tacts not closed Door interlock switch faulty Indicator light bur...

Page 17: ... explained in Subsection 6 3 4 WARNING Before removing control panel or checking connections and wiring be sure that the circuit breaker for incoming power is OFF When power is supplied all exposed termi nals of the control panel carry 120 volts Check all wiring connections by hand to assure that both ends of all connection points are tightly secured Use a screwdriver to tighten connection points ...

Page 18: ...the timer dial failing to return to the 0 Minute position Since thermostatic switch failure can cause the same symptom fault must first be isolated to the timer by testing the thermostat see Subsection 5 4 8 To confirm timer motor condition proceed as fol lows Ful te nemplint nem pra Palis cont 5 6 7 15 Table 5 2 ELECTRICAL FAULT ISOLATION GUIDE FAILURE FAULT LOCATION Will not operate in either CO...

Page 19: ...SECTION 5 TROUBLE SHOOTING 16 MODEL ST 10 ONLY Figure 5 1 ST 10 Wiring Diagram ...

Page 20: ...SECTION 5 TROUBLE SHOOTING 16A Figure 5 1 2 ST 10 Wiring Diagram Digital Controls ...

Page 21: ...ngle exception that the indicator light fails to light during operation the fault is a defective indi cator light A burned out or defective light is veri fied by using an AC volt meter at the leads with input power on the selector switch in the correct position for that timer the timer set and the door latches closed If 120 volts is present the fault is in the indicator light and requires replacem...

Page 22: ...are separately replaceable 5 4 11 Wiring All of the electrical components of the cooker tim ers indicator lights etc are connected to each other by wiring shown in Figure 5 1 If all of the electrical components 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 interconnec...

Page 23: ...19 SECTION 5 TROUBLE SHOOTING MODEL ST 10 POWER PLUS ONLY Figure 5 3 ST 10 Power Plus Wiring Diagram 10641 2 0 4106 ...

Page 24: ...20 SECTION 5 TROUBLE SHOOTING MODEL ST 10 POWER PLUS ONLY Figure 5 4 ST 10 Power Plus Schematic 1661 56Ä 219 4 2 75 1 2 46 06 612 ...

Page 25: ... The hardware used in the cooker has been selected or designed specifically for its application and the use of other hard ware may damage the equipment and will void any warranty 6 2 1 Cooking Compartment Cleaning A daily cleaning of the cooking compartments and pan supports is required See Subsection 3 3 for details 6 3 REPAIR AND REPLACEMENT Section 7 of this manual contains a listing of all rep...

Page 26: ... 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 6 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 shut off valve is closed and the electrical disconnect circuit breaker for the cooker boiler unit is off be fore removing side panel...

Page 27: ...e figure index number the Market Forge part num ber and an abbreviated description 7 2 ORDERING INFORMATION Orders for repair parts should be directed to the nearest authorized parts distributor For a 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 th...

Page 28: ...SECTION 7 ILLUSTRATED PARTS LIST Figure 7 1 Cabinet Assembly 24 ...

Page 29: ...07 BARB 1 IPS 2 14 91 7638 STIFFENER BACK 1 15 91 7639 BRACKET LINER TIE 1 16 91 7493 PANEL BACK 1 17 91 7619 PANEL TOP 1 18 91 7569 PANEL SIDE 2 19 91 7690 BRACKET REED SWITCH 2 20 08 6308 REED SWITCH 2 21 10 8105 THERMOSTAT CONDENSER MODEL ST 10 ONLY 2 22 10 3739 REDUCER 1 2 IPS x 3 8 IPS 2 23 10 4586 NUT SEALER 1 2 IPS 4 24 10 9175 RELAY SOCKET 2 25 91 6470 CONTROL PANEL ASSEMBLY 1 26 91 7698 B...

Page 30: ... 26 ITEM PART NO DESCRIPTION QTY 1 91 7692 OUTER DOOR 1 2 91 7694 INNER DOOR 1 3 91 7696 GASKET RETAINING PLATE 1 4 91 7783 DOOR GASKET 1 5 91 5745 DOOR HANDLE 1 6 09 1608 STRIKER 1 7 08 5027 MAGNET 1 8 91 5901 MAGNET BRACKET 1 9 08 4600 COMPRESSION SPRING 2 ...

Page 31: ...el Assembly 27 ITEM PART NO DESCRIPTION QTY 1 91 6489 CONTROL PANEL 1 2 91 7612 ARTWORK CONTROL PANEL 1 3 08 6464 60 MINUTE TIMER 2 4 08 6541 TERMINAL STRIP 2 5 91 6471 BRACKET TERMINAL STRIP 2 6 10 7395 BUZZER 2 7 08 3826 KNOB TIMER 2 8 10 5052 LIGHT RED 2 ...

Page 32: ...e 7 4 Condenser Assembly 28 ITEM PART NO DESCRIPTION QTY 1 91 7640 CONDENSER BRACKET 1 2 08 4821 CONDENSER SOLENOID MODEL ST 10 ONLY 2 3 08 4864 HOSE BARB 90o 1 8 IPS MODEL ST 10 ONLY 3 4 08 5009 TEE 1 8 IPS x 1 4 ID HOSE MODEL ST 10 ONLY 1 ...

Page 33: ...539 BUSHING 1 2 x 1 4 HEX 1 6 08 5438 TEE BRASS 1 x 1 2 x 1 1 7 08 1207 HOSE FITTING 1 NPT 1 8 15 7208 BRAIDED STAINLESS STEEL HOSE 2 1 2 1 9 08 4864 HOSE BARB 90o 1 8 IPS 2 10 08 1206 HOSE CLAMP 2 11 08 7923 TEE 1 8 NPT 1 12 08 4890 HOSE COUPLER 1 8 IPS x 1 4 ID 2 13 91 6491 GROMMET 1 14 08 4866 SPRAY NOZZLE MODEL ST 10 ONLY 1 15 08 4821 CONDENSER SOLENOID MODEL ST 10 ONLY 2 16 91 7640 CONDENSER ...

Page 34: ...30 Figure 7 6 ST 10 Power Plus ITEM PART NO DESCRIPTION QTY 1 10 9175 RELAY SOCKET ONE PER COMPARTMENT 2 2 10 9174 CUBE RELAY ONE PER COMPARTMENT 2 3 08 6502 PRESSURE SWITCH 2 4 98 4206 POWER SUPPLY 5 VDC 1 5 97 6455 TIME DELAY RELAY 2 ...

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Market Forge Industries ST-10 Power-Plus, Owner'S Manual

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