Market Forge 2A Service Manual

a sEriEs

prEssurE stEam cookErs

parts and sErvicE manual

EffEctivE august 13, 2014

The Company reserves the right to make substitution in the event that items specied are not available.

ERRORS: Descriptive and/or typographic errors are subject to correction.

44 Lakeside Avenue, Burlington, Vermont 05401 USA Telephone: [phone] Fax: [phone]

Superseding All Previous Parts Lists.

markEt forgE industriEs

www.mi.com

P/N 14-0298 Rev A (8/14)

tablE of contEnts

WIRING DIAGRAMS ...................................................................3

illustratEd part list

MAIN ASSEMBLY AND CONTROLS .....................................................9

DOOR ASSEMBLY ................................................................... 15

HEADER, STEAM AND EXHAUST ASSEMBLY ......................................... 16

AUGUST 13, 2014 2 A-SERIES PRESSURE STEAM COOKERS

wiring diagrams

2a wiring

wiring diagrams

2a schEmatic

wiring diagrams

3a wiring

wiring diagrams

3a schEmatic

wiring diagrams

4a wiring

wiring diagrams

4a schEmatic

main assEmbly and controls

ON PAGE 14

main assEmbly

ON PAGE 14

ON PAGE 14

AUGUST 13, 2014 9 A-SERIES PRESSURE STEAM COOKERS

main assEmbly and controls

control panEl

AUGUST 13, 2014 10 A-SERIES PRESSURE STEAM COOKERS

main assEmbly and controls

control box assEmbly

AUGUST 13, 2014 11 A-SERIES PRESSURE STEAM COOKERS

main assEmbly and controls

itEm part no. dEscription

1 90-9208 ASSY, WELDMENT, BODY, 2A COOKER

1 90-9209 ASSY, WELDMENT, BODY, 3A COOKER

1 90-9210 ASSY, WELDMENT, BODY, 4A COOKER

2 91-3308 ASSY,STRAINER

3 90-9970 ASSY, HEADER, STEAM AND EXHAUST 2A COOKER

3 90-9969 ASSY, HEADER, STEAM AND EXHAUST 3A COOKER

3 90-9968 ASSY, HEADER, STEAM AND EXHAUST 4A COOKER

4 10-6156 TRAP, STEAM

5 90-9211 ASSY, ARM, OPERATING VALVE

6 10-2756 SPRING, SYNCHRONIZER

7 90-9215 HANDLE, CONTROL

8 90-8338 ASSY, HANDLE, LATCH AND BRACKET

9 10-2755 SPRING, ARM, OPERATING

10 90-8963 TUBING, PRESSURE GAUGE

11 08-4813 ADAPTOR 90O, 3/8 NPT STEAM TRAP

12 10-3623 NIPPLE 3/4 IPS x 8” LONG (BRASS)

13 NPN KNOB, TIMER (MANUAL (PART OF 98-1480 TIMER)

13 09-5259 KNOB, TIMER (AUTOMATIC)

14 10-6924 PLATE, NAME, SERIAL NUMBER

15 10-4261 PLUG BUTTON 7/8 DIA. HOLE (SEE NOTE #2 ON PAGE 11)

16 10-4107 NUT, TYPE J 8-32 C1690

17 10-5488 SEAL, NSF

18 08-5846 LABEL

19 91-5173 ASSY, WELDMENT, BRAKET RELAY, 240V

20 90-9237 ASSY, ENCLOSURE, COVER TOP, POLISHED

21 90-9186 ENCLOSURE SUPPORT BOTTOM POLISHED

22 90-9184 ENCLOSURE SIDE BACK, POLISHED, 2A

22 90-9231 ENCLOSURE SIDE BACK, POLISHED, 3A

22 90-9896 ENCLOSURE SIDE BACK, POLISHED, 4A

23 10-4742 VALVE SAFETY, 3/4, 8 LBS. BRONZE SATIN, CHROME

24 08-5447 ELBOW, STREET, 90O, 3/4 IPS BRASS

25 91-9737 PANEL, SIDE ENCLOSURE 2 COMPARTMENT

25 91-9747 PANEL, SIDE ENCLOSURE 3 COMPARTMENT

25 90-9203 ENCLOSURE PANEL, COVER, 4A POLISHED

26 91-5195 ASSY, DOOR AND HINGE, POLISHED 4A (SEE TAB. DWG. 91-5194)

26 91-5180 ASSY, DOOR AND HINGE, POLISHED 3A (SEE TAB. DWG. 91-5194)

26 91-5191 ASSY, DOOR AND HINGE, POLISHED 2A (SEE TAB. DWG. 91-5194)

27 10-1740 SCREW, TRUSS HD. 8-32 x 3/4 LONG STAINLESS STEEL

28 91-5446 ASSY, CONTROL PANEL, 2A MANUAL (SEE TAB. DRAWING NO. 91-5448)

AUGUST 13, 2014 12 A-SERIES PRESSURE STEAM COOKERS

main assEmbly and controls

itEm part no. dEscription

28 91-5440 ASSY, CONTROL PANEL, 2A AUTO, 120V, 60HZ (SEE TAB. DWG. 91-5448)

28 91-5442 ASSY, CONTROL PANEL, 2A AUTO, 240V, 50HZ

28 91-5447 ASSY, CONTROL PANEL, 3A MANUAL

28 91-5441 ASSY, CONTROL PANEL, AUTO, 120V, 60HZ

28 91-5443 ASSY, CONTROL PANEL, AUTO, 240V, 50HZ

28 91-7441 ASSY, CONTROL PANEL, 4A MANUAL

28 91-7442 ASSY, CONTROL PANEL, 4A AUTO, 120V, 60HZ

28 91-7443 ASSY, CONTROL PANEL, 4A AUTO, 240V, 50HZ

29 91-9753 CHANNEL, 2 COMPARTMENT

29 91-9739 CHANNEL, 3 COMPARTMENT (THIS ITEM IS NOT USED ON 4A MODELS)

30 NPN

31 10-2328 NUT, STOP, 1/4-20

32 10-3822 WASHER, FLAT 1/4 STAINLESS STEEL

33 10-2508 WASHER, LOCK 1/4 STAINLESS STEEL

34 10-1701 SCREW, MACH. RD. HD. 1/4-20 x 3/8 LONG CADMIUM PLATED

35 10-2154 SCREW, PAN HD. TYPE “B” 1/2 LONG STAINLESS STEEL

36 10-2124 SCREW, CAP, HEX HD. 3/8-16 x 1 1/8 LONG STAINLESS STEEL

37 10-2503 WASHER, LOCK 3/8 CADIUM PLATED

38 10-1967 SCREW, SHOULDER 1/4-20

39 10-2521 WASHER LOCK HEL. SP. TYPE #8 NP

40 10-1865 SCREW RD. HD. 8-32 x 1 1/4 LONG

41 10-2330 NUT, HEX 8-32

42 08-3415 EYE BOLT WITH NUT 8-32

43 90-9952 ANGL.E EFT, OPERATING ARM

44 10-1761 SCREW, TRUSS HD. 8-32 x 3/8 LONG

45 10-3360 ELBOW COMPRESSION 1/8 IPS x 3/16 OD

46 10-2972 RIVET, POP 1/8 DIA. x 0.232 LONG

47 10-3503 LOCTITE SCREWLOCK

48 10-2508 WASHER, LOCK 1/4 STAINLESS STEEL

49 91-5163 ASSEMBLY, LATCH SECONDARY

50 10-2403 WASHER, FLAT 1/4 STAINLESS STEEL

51 10-1864 SCREW, MACH. HEX. HD. 1/4-20 x 1/2 LONG

52 08-6343 RELAY, GENERAL PURPOSE 240V

53 10-9174 RELAY POWER MIDGET

54 10-9175 SOCKET

55 10-9262 PLATE, NAME, IDENTIFICATION AUTOMATIC

56 91-3715 PLATE, NAME, IDENTIFICATION MANUAL

57 10-1949 SCREW, PAN HD. #6 TYPE A 3/8 LONG (4A ONLY)

SCREW, SHEET METAL, TYPE “B”, SLOT PAN HD., ST/ST, 10 x 1/2 LONG (USE THIS ITEM ON 4A
MODELS TO FILL HOLES IN ITEM’S 20 AND 21)

AUGUST 13, 2014 13 A-SERIES PRESSURE STEAM COOKERS

main assEmbly and controls

itEm part no. dEscription

58 10-2948 RIVET, POP, DOMED HD. 1/8 DIZ.

59 90-9217 ASSEMBLY GUIDE BRACKET AND MICRO SWITCH

60 10-1652 PIN COTTER 1/16 DIA. x 1” LONG STAINLESS STEEL

61 90-8138 ASSEMBLY, DOOR AND LUBRICATION PROCEDURE

62 10-9277 SPRING HOLD DOWN, MIDGET RELAY

63 90-9195 INSULATION, BUZZER

64 10-7395 BUZZER 120V

64 10-7396 BUZZER 240V

65 10-5997 SOLENOID 120V

65 10-6881 SOLENOID 240V

66 90-8905 ROD PUSH SOLENOID

67 10-5678 CLIP, CABLE, PLASTIC (SEE NOT #3 ON PAGE 11)

70 90-9233 ASSEMBLY KIT CONNECTION AND FUSE BOX (SEE NOTE #1 ON PAGE 11)

71 10-2160 SCREW TRUSS HD. 10-32 x 3/8 LONG ZINC PLATE

72 10-2505 WASHER LOCK #10

73 10-2523 WASHER, LOCK, EXTERNAL TOOTH 1/4

74 10-2336 NUT, HEX, MACH. 1/4

75 10-1932 SCREW MACH. RD. HD. 6-32 x 7/8 LONG

76 91-6204 GASKET VALVE BODY 1/8 TH.

77 10-3511 COMPOUND, SEALING, GASKET

78 10-3455 ELBOW 90O, 3/4 IPS, BRASS

79 08-8344 SOCKET, SCREW, RELAY, 240V

80 91-6335 WIRING DIAGRAM AND SCHEMATIC, 2A AUTO, 50/60HZ

80 91-6336 WIRING DIAGRAM AND SCHEMATIC, 3A AUTO, 50/60HZ

80 91-7448 WIRING DIAGRAM AND SCHEMATIC, 4A AUTO, 50/60HZ

81 91-6334 WIRE LEAD SCHEDULE, 120V AND 240V

82 08-5847 LABEL, PROLONG GASKET LIFE (NOT SHOWN)

83 10-1904 SCREW, MACH. PAN HD. #6-32 x 3/8 STAINLESS STEEL (2A AND 3A ONLY)

AUGUST 13, 2014 14 A-SERIES PRESSURE STEAM COOKERS

door assEmbly

part

itEm

1 90-8310 HAND GRIP 13 10-1981 PIVOT HINGE

2 10-6764 GASKET SCREWS 14 90-8328 HANDWHEEL, SPOKED

3 90-8311 GASKET PLATE 15 91-5148 OUTER DOOR, POLISHED

4 10-0433 DOOR GASKET 16 10-2423 THRUST WASHER

5 91-3152 INNER DOOR 17 10-3080 DOOR BUSHING

6 10-2135 5/16 - 10 x 3/4 HX. HD. BOLT 19 90-8119 STRONG BACK

7 10-2426 11/32 ID x 3/4 OD FT. WASHER ST/ST 20 10-2012 CAP SCREW

8 10-1909 5/16 THREADSEAL 21 10-1973 SUPPORT STUD ASSEMBLY

9 90-8114 DOOR SPRING RELEASE 22 10-2302 HX. NUT 3/8 - 16

10 10-3079 DOOR PIVOT BEARING 23 90-8317 HANDWHEEL BUSHING

11 10-2427 1/16 THK. x 1” OD FLAT WASHER 24 10-2013 HX. JAM NUT 3/8 - 16

12 90-8111 HINGE - POLISHED - 10-9998 TOOL, BODY STRAIGHTENING

no. dEscription itEm

90-8147 INNER DOOR ASSEMBLY (ITEM’S 1-5) 18 10-1696 ROLL PIN

part

no. dEscription

AUGUST 13, 2014 15 A-SERIES PRESSURE STEAM COOKERS

hEadEr, stEam and Exhaust assEmbly

AUGUST 13, 2014 16 A-SERIES PRESSURE STEAM COOKERS

hEadEr, stEam and Exhaust assEmbly

part

itEm

1 90-2434 ASSEMBLY, VALVE, BRASS 2 3 4

2 10-2584 TEE, REDUCING, BRASS 3/4 x 1/2 X 1/2 NPT 1 1 1

3 10-24849 NIPPLE, CLOSE, BRASS 1/2 NPT 2 3 4

4 08-1202

5 09-4877 NIPPLE, BRASS 3/4 NPT x 1 3/4 LG. 1 1 1

6 10-4137 CLAMP, HOSE 2 4 6

7 10-0239 NIPPLE, CLOSE, BI 3/4 NPT 2 1 1

8 10-3756 ELBOW, STREET 45

9 10-3320 Y BRANCH, 45O MI 3/4 NPT 1 2 3

10 90-8141 TEE, REWORK 1 1 1

11 08-4913

12 10-3455 ELBOW, 90

13 10-2847 NIPPLE, CLOSE BI 3/4 NPT 1 2 2

14 91-6204 GASKET, VALVE BODY 2 3 4

15 10-3352 TEE BRASS 1/2 NPT 1 1 2

16 10-0239 HOSE, 1” ID x 1 1/4 OD X 9 3/8 LG. 1 1 1

no. dEscription

NIPPLE, HOSE 3/4 NPT MALE x 1” ID, HOSE
ZINC PL.

O

MI 3/4 NPT 1 2 3

ASSEBLY HOSE, WITH BRAIDED ST/ST
(SEE TAB. DWG. C08-4910)

O

, BRASS 3/4 NPT 1 1 1

Qty. 2

compartmEnt

2 4 6

1 2 3

Qty. 3

compartmEnt

compartmEnt

Qty. 4

AUGUST 13, 2014 17 A-SERIES PRESSURE STEAM COOKERS