Market Forge Industries 3500 manuale d’uso

3500 OWNER’S MANUAL W ARNING: Improper installation, adjustment, alteration, service or maintenance can cause property damage, injury or death. Read the installa- tion, operation and maintenance instructions thoroughly before installing or servicing this equipment. FOR YOUR SAFETY : Do not store or use gasoline or other am - mable vapors and l[...]

T ABLE OF CONTENTS i INTRODUCTION BASIC FUNCTIONING ........................................ 1 SERVICE ............................................................. 1 INST ALLA TION ASSEMBL Y ......................................................... 2 SETTING IN PLACE ............................................ 2 MECHANICAL CONNECTIONS ...........[...]

INTRODUCTION 1 This service and parts manual contains general infor- mation, installation operation, principles of operation, trouble-shooting, and maintenance information for the Market Forge 3500 Pressureless Steam Cookers. Also included is a parts list in which each replaceable part is identied and shown in an accompanying ex - ploded view . [...]

INST ALLA TION 2 ASSEMBL Y : The Pressureless Cooker is factory-mounted on a cabinet base containing either a steam boiler or di- rect steam connection controls for the cooker . The assembled unit is shipped bolted to a skid, with cabi- net feet in a separate container . Steps required for assembly are as follows: Remove the four bolts that fasten [...]

INST ALLA TION 3 ing from the drain line. Observe cooker operation for several minutes. Op- eration is correct if timer dials begin to rotate after a short delay period required for preheating. After the delay period plus the “4 minute” initial setting, the timer dials will return to the “0 minute” position, at which a buzzer sounds. The bu[...]

4 OPERA TION STEAM SOURCE OPERA TION: The Pressureless Cooker is supplied mounted on a cabinet containing either a steam boiler or controls for direct-connected steam. Manual controls are ac- cessed by opening the cabinet door . The start-up procedure for the steam source is completed once before each daily operating period of the cooker . (For ste[...]

5 OPERA TION Fig. 1 Control Panel T ABLE 1 CONTROLS & INDICA T ORS ( Refer to Fig. 1 ) ITEM DESCRIPTION FUNCTION 1 T imer/Constant Steam Controls cooking up to 60 minutes for uses constant operation. 2 Indicator Light ( Red ) Indicated when lit that the cooker is in operation. 3 Buzzer ( Not Shown ) Signals end of cooking period.[...]

OPERA TION 6 TEST KITCHEN BULLETIN MODEL 3500 PRESSURELESS COOKER F ACTS ON P ARADE Frozen vegetables should always be cooked in perforated 12” x 20” x 2 1/2” pans 7 1/2 lbs (34 kg) maxi- mum per pan. Frozen entrees should be underlined with a perforated pan for best results. If they are defrosted rst, the heating time will be decreased. F[...]

OPERA TION 7 PRESSURELESS STEAM COOKING TIMER SETTINGS The 3500 Pressureless Cooker is a two compartment unit. Each compartment holds ve 12” x 20” x 2 1/2” or three 12” x 20” x 4” pans. This unit enables the cook to prepare foods close to the time of service. The cooking times given are timer settings and should be set on a preheated[...]

OPERA TION 8 VEGET ABLES ITEM APPROX. FROZEN WT . PER P AN RECOMMENDED P AN SIZE, 12” x 20” PERFORA TED NUMBER OF P ANS TIMER SETTINGS IN MINUTES APPROX/ NO. COOKED SERVINGS PER P AN Beans, Snap Green or W axed 6 lbs. (2.7 kg) 2 1/2” (65mm) 1-3 18-22 25-30 3 oz. (85 g) Beets, 2” Diameter 7 1/2 lbs. (3.4 kg) 2 1/2” (65mm) 1-3 40-50 30-35 3[...]

OPERA TION 9 MEA T , POUL TRY , FISH ITEM APPROX. FROZEN WT . PER P AN RECOMMENDED P AN SIZE, 12” x 20” PERFORA TED NUMBER OF P ANS TIMER SETTINGS IN MINUTES APPROX/ NO. COOKED SERVINGS PER P AN Chicken, Cut-up 8 lbs (3.6 kg) 2 1/2” (65mm) 1-3 20-30 15-20 2 oz. Protein (55 g) Chicken, 4 lbs. Whole 3 each 4” (100 mm) 1-3 45-50 25-30 2 oz. Pr[...]

PRINCIPLES OF OPERA TION 10 is directed into the boiler (or direct-connected steam control) drain system. Steam inlet lines for compart- ments are equipped with normally closed solenoid valves operated by the electrical control circuits. The inlet valves are opened whenever the compartment control circuit is activated by use of the 60 minute tim- e[...]

PRINCIPLES OF OPERA TION 1 1 INDICA T OR LIGHTS: An indicator light is included for both compartments. The light remains on (red) at all times when the co- inciding timer dial is set and the door interlock switch is closed. The light turns of f at the end of the timed cooking duration. BUZZER: The buzzer is an alarm device that operates by oscil- l[...]

TROUBLE-SHOOTING 12 GENERAL: The information in this section is intended to assist both the operator and service personnel in locating the general source of problems that may occur with the cooker . Before following any of the procedures given in this section, the operator should be thor- oughly familiar with the operating instructions and the func[...]

TROUBLE-SHOOTING 13 The electrical trouble-shooting procedures that follow require access to components and terminals of the electrical control panel shown in Fig. 6 on page 21. Electrical controls are reached by removing screws that fasten the control panel to the frame. The panel may be pulled forward for testing while interconnect- ed to the coo[...]

TROUBLE-SHOOTING 14 Fig. 3 Wiring and Schematic Diagram[...]

TROUBLE-SHOOTING 15 Connect an ohmmeter between terminals 1 and 3. Rotate timer dial beyond the “0 Minute” point ( any setting ) to obtain a reading of zero ohms on the ohmmeter . If zero ohm reading cannot be obtained, timer contacts are defective and the timer must be replaced. Move ohmmeter leads to terminals 1 and 4. Rotate timer dial to ?[...]

TROUBLE-SHOOTING 16 is not obtained, the switch is defective. Shut of f cooker , disconnect ohmmeter leads, and replace wires on switch terminals. BUZZER: If the buzzer does not sound at the termination of the operator-selected timer setting (timer dial returned to “0 Minute” position), the fault may be a defective buzzer . Buzzer operation is [...]

MAINTENANCE 17 CAUTION: Under no circumstances should hardware (or parts) be replaced with a different length, size, or type other than as specied in the parts list. The hardware used in the cooker has been selected or designed speci - cally for its application, and the use of other hardware may damage the equipment and will void any war- ran[...]

ILLUSTRA TED P ARTS LIST 18 Fig. 4 Cabinet Assembly[...]

ILLUSTRA TED P ARTS LIST 19 Fig. 4 Cabinet Assembly ITEM P ART NO. DESCRIPTION QTY . 1 98-3501 POST , REAR 2 2 REF . CONDENSER ASSY . ( see Fig. 7 ) 1 3 10-5859 INLET SOLENOID 2 4 08-4892 BARB, 1/2” IPS x 3/8” ID TUBE 2 5 10-8823 ELBOW , STREET , 1/2” IPS 2 6 98-3510 INLET ADAPTER ASSY . 2 7 91-6838 INLET GASKET 2 8 10-9174 RELA Y TUBE 2 9 91[...]

20 ILLUSTRA TED P ARTS LIST Fig. 5 Door Assembly ITEM P ART NO. DESCRIPTION QTY . 1 91-5729 OUTER DOOR 1 2 91-5766 INNER DOOR 1 3 91-5731 GASKET RET AINING PLA TE 1 4 91-5286 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[...]

21 ILLUSTRA TED P ARTS LIST Fig. 6 Control Panel Assembly ITEM P ART NO. DESCRIPTION QTY . 1 98-3504 CONTROL P ANEL 1 2 98-3507 ARTWORK, CONTROL P ANEL 1 3 08-6464 60 MIN. 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, ON/OFF 2[...]

22 ILLUSTRA TED P ARTS LIST Fig. 7 Condenser Assembly ITEM P ART NO. DESCRIPTION QTY . 1 91-7640 CONDENSER BRACKET 1 2 08-4821 CONDENSER SOLENOID 2 3 08-4864 HOSE BARB, 90 O , 1/8” IPS 3 4 08-5009 TEE, 1/8 IPS x 1/4 ID HOSE 1[...]

23 ILLUSTRA TED P ARTS LIST Fig. 8 Complete Condenser Assembly ITEM P ART NO. DESCRIPTION QTY . 1 08-6538 3/8” CHECK V AL VE 1 2 08-7970 NEOPRENE HOSE 15 1/2” 1 3 08-7975 CLAMP 2 4 08-4978 HOSE BABS 1 5 10-3539 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 ST AINLESS STEE[...]