Vulcan-Hart MHB24E Instruction Manual

CATALOG OF
REPLACEMENT PARTS
MODELS
VHX24G ML-114795
VHX24G5 ML-126590
VHL2G ML-126323
VHL3G ML-126324
MHB24G ML-114954
VHX24E ML-126852
VHX24E5 ML-126853
BOILER BASE STEAMER
VULCAN-HART COMPANY, P.O. BOX 696, LOUISVILLE, KY 40201-0696, TEL. [phone]
FORM 31218 (November 2003)
For additional information on Vulcan-Hart Company or to locate an authorized
parts and service provider in your area, visit our website at www.vulcanhart.com
VHL2E ML-126855
VHL3E ML-126856
MHB24E ML-126857
VHX24D ML-126862
VHX24D5 ML-126863
VHL2D ML-126858
VHL3D ML-126859

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VHX/VHL/MHB SERIES BOILER BASE STEAMER REPLACEMENT PARTS
F-31218 (November 2003) © VULCAN-HART COMPANY

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VHX/VHL/MHB SERIES BOILER BASE STEAMER REPLACEMENT PARTS
F-31218 (November 2003)
Table of Contents
Page Description
5 Flue Assembly (VHX and VHL Gas Units)
7 Boiler Pressure Switch Assembly (VHX, VHL, and MHB Gas and Electric)
9 Burner Assembly (VHX, VHL, and MHB Gas Units)
11 Boiler Control Panel (VHX, VHL, and MHB Gas and Electric)
13 Main Control Box – Gas (VHX, VHL, and MHB Gas Units)
15 Main Control Box (VHX, VHL, and MHB Electric Units)
17 Gas Plumbing Assembly (VHX, VHL, and MHB Gas Units)
19 Boiler Assembly (VHX, VHL, and MHB Gas Units)
21 Boiler Plumbing Components
23 VHX Series Pressureless Cooker (6 Pan Unit)
25 VHX Series Pressureless Cooker (10 Pan Unit)
27 VHL Series Steamer Compartment Door
29 VHL Series Control Panel – Auto Deluxe, Pre-Vent Controls
31 VHL Series Compartment Controls – Manual
33 VHL Series Compartment Controls – Standard Auto
35 VHL Series Compartment Controls – Pre-Vent
37 Field Terminal Box (Electric Units)
39 Condensor Box
41 Water Inlet Plumbing
43 Steam Header

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VHX/VHL/MHB SERIES BOILER BASE STEAMER REPLACEMENT PARTS
F-31218 (November 2003)
FLUE ASSEMBLY
(VHX AND VHL GAS UNITS)
1
2
PL-56383
3
4
5
6

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VHX/VHL/MHB SERIES BOILER BASE STEAMER REPLACEMENT PARTS
F-31218 (November 2003)
FLUE ASSEMBLY
(VHX AND VHL GAS UNITS)
ILLUS. PART NO. NAME OF PART AMT.
PL-56383
1 00-850796-00001 Flue Assy. – Vertical .................................................................................................................. 1
2 00-850738-00001 Gasket – Flue Housing ............................................................................................................... 1
3 00-850783-00001 Housing Weldment ..................................................................................................................... 1
4 00-850775-00001 Gasket – Burner Flange ............................................................................................................. 1
5 00-850739-00001 Gasket – Flue ............................................................................................................................. 1
6 00-850787-00001 Flue Weldment – Horizontal ....................................................................................................... 1

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VHX/VHL/MHB SERIES BOILER BASE STEAMER REPLACEMENT PARTS
F-31218 (November 2003)
BOILER PRESSURE SWITCH ASSEMBLY
(VHX, VHL, AND MHB GAS AND ELECTRIC)
PL-56382
1
2
3
4
5
6
8
7
9
10

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VHX/VHL/MHB SERIES BOILER BASE STEAMER REPLACEMENT PARTS
F-31218 (November 2003)
BOILER PRESSURE SWITCH ASSEMBLY
(VHX, VHL, AND MHB GAS AND ELECTRIC)
ILLUS. PART NO. NAME OF PART AMT.
PL-56382
1 00-844062-00001 Thermostat – Condenser Box .................................................................................................... 1
2 00-853204-00001 Box – Pressure Switch .............................................................................................................. 1
3 00-817222 Valve – Cold Water Condenser ................................................................................................. 2
4 00-817222 Valve – Boiler Fill ........................................................................................................................ 1
5 00-844069-00001 Control – Low Water .................................................................................................................. 1
6 00-851578-00001 Switch – High Pressure Limit ..................................................................................................... 1
7 00-853266-00001 Lid – Pressure Switch ............................................................................................................... 1
8 00-833488 Switch – Pressure Limit ............................................................................................................. 1
9 00-844070-00001 Aux. Water Level Control ........................................................................................................... 1
10 00-853207-00001 Panel – Pressure Switch ........................................................................................................... 1

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VHX/VHL/MHB SERIES BOILER BASE STEAMER REPLACEMENT PARTS
F-31218 (November 2003)
BURNER ASSEMBLY
(VHX, VHL, AND MHB GAS UNITS)
PL-56381
10
11
12
13
9
1
2
4
5
7
8
6
9
14
3

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VHX/VHL/MHB SERIES BOILER BASE STEAMER REPLACEMENT PARTS
F-31218 (November 2003)
BURNER ASSEMBLY
(VHX, VHL, AND MHB GAS UNITS)
ILLUS. PART NO. NAME OF PART AMT.
PL-56381
1 00-851311-00001 Gasket – Air Tube End Plate ...................................................................................................... 1
2 00-851843-00001 Nut – Ignitor Bushing .................................................................................................................. 1
3 00-853994-00001 Burner – Press Fit Tube Assy. ...................................................................................................1
4 00-850733-00001 Sleeve – Ceramic ....................................................................................................................... 1
5 00-854017-00001 Orifice – Pilot LP/NAT Gas ......................................................................................................... 1
6 00-851833-00001 Orifice – Air ................................................................................................................................ 1
7 00-850778-00001 Switch – Air Pressure ................................................................................................................ 1
8 00-851718-00001 Burner Tube Wldmt. ................................................................................................................... 1
9 00-844130-00003 Cable – Ignitor 18 In. Lg. ............................................................................................................. 1
10 FE-015-10 Fitting – Conduit .......................................................................................................................... 1
11 00-853991-00001 Bushing – Ignitor ........................................................................................................................ 1
12 00-851846-00001 Gasket – Ignitor Bushing ............................................................................................................ 1
13 00-853582-00001 Ignitor – Sensor .......................................................................................................................... 1
14 00-850760-00001 Endplate – Burner Tube ............................................................................................................. 1

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VHX/VHL/MHB SERIES BOILER BASE STEAMER REPLACEMENT PARTS
F-31218 (November 2003)
BOILER CONTROL PANEL
(VHX, VHL, AND MHB GAS AND ELECTRIC)
PL-56380
1
2
3
4
5
6
7
8

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VHX/VHL/MHB SERIES BOILER BASE STEAMER REPLACEMENT PARTS
F-31218 (November 2003)
BOILER CONTROL PANEL
(VHX, VHL, AND MHB GAS AND ELECTRIC)
ILLUS. PART NO. NAME OF PART AMT.
PL-56380
1 00-853559-00001 Cover – Light & Switch .............................................................................................................. 1
2 FP-087-85 Fitting – Tube 3/8(Brass) ............................................................................................................ 1
3 00-833152 Gauge – Pressure ...................................................................................................................... 1
4 00-853331-00001 Panel – Control Wldmt. ............................................................................................................... 1
5 00-853324-00001 Panel – Overlay .......................................................................................................................... 1
6 00-853275-00001 Switch Assy. .............................................................................................................................. 1
7 00-881761 Catch – Magnetic ....................................................................................................................... 1
8 00-851532-00001 Receptacle – Snap-In ................................................................................................................. 1

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VHX/VHL/MHB SERIES BOILER BASE STEAMER REPLACEMENT PARTS
F-31218 (November 2003)
MAIN CONTROL BOX – GAS
(VHX, VHL, AND MHB GAS UNITS)
PL-56379
1
2
3
5
4
6
8
7
9
10

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VHX/VHL/MHB SERIES BOILER BASE STEAMER REPLACEMENT PARTS
F-31218 (November 2003)
MAIN CONTROL BOX – GAS
(VHX, VHL, AND MHB GAS UNITS)
ILLUS. PART NO. NAME OF PART AMT.
PL-56379
1 00-853218-00001 Lid – Main Control Panel ............................................................................................................. 1
2 00-853273-00001 Board – Relay ............................................................................................................................. 1
3 00-417980-00001 Module – Ignitor .......................................................................................................................... 1
4 00-854236-00001 Support – PC Lock-In ................................................................................................................. 4
5 00-411500-00012 Transformer ............................................................................................................................... 1
6 00-853217-00001 Panel – Main Control ................................................................................................................... 1
7 00-853215-00001 Box – Main Control Panel ........................................................................................................... 1
8 00-851532-00001 Receptacle – Snap-In ................................................................................................................. 1
9 00-852081-00001 Circuit Breaker (5 Amp.) Slow Blow ......................................................................................... 1
10 00-851530-00003 Terminal Block (4 Pos.) ............................................................................................................... 1

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VHX/VHL/MHB SERIES BOILER BASE STEAMER REPLACEMENT PARTS
F-31218 (November 2003)
PL-56703
1
3
2
4
5
6
14
18
19
20
7
8
9
10
11
12
13
15
16
17
MAIN CONTROL BOX
(VHX, VHL, AND MHB ELECTRIC UNITS)

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VHX/VHL/MHB SERIES BOILER BASE STEAMER REPLACEMENT PARTS
F-31218 (November 2003)
MAIN CONTROL BOX
(VHX, VHL, AND MHB ELECTRIC UNITS)
ILLUS. PART NO. NAME OF PART AMT.
PL-56703
1 FE-024-24 Plug – Button 1/2In. ..................................................................................................................... 1
2 FE-007-03 Connector – Conduit 3/8TS 90 Deg. ........................................................................................... 1
3 00-854479-00001 Bracket Wldt. – Main Control Box .............................................................................................. 1
4 00-854838-00001 Rail – DIN 35 Slotted ................................................................................................................... 1
5 SC-067-06 Mach. Screw 10-24 x 1/2Hex Hd. (SST) ................................................................................... 2
6 00-881654 Contactor – 50A DIN Mount ........................................................................................................ 4
7 FE-007-01 Connector – Conduit 3/8In. Straight ............................................................................................ 1
8 FE-015-19 Connector – Conduit 11/2TS 90 Deg. (SST) ............................................................................... 1
9 00-855005-00001 Block Assy. – Ground ................................................................................................................ 1
10 00-854837-00001 Block Assy. – Terminal ............................................................................................................... 2
11 00-854236-00001 Standoff – Dual Locking 0.156/0.187 ........................................................................................ 4
12 00-855223-00001 Board Assy. – Relay .................................................................................................................. 1
13 00-855225-00001 Relay DPDT ................................................................................................................................. 4
14 00-854477-00001 Lid – Main Control Box ............................................................................................................... 1
15 SC-067-06 Mach. Screw 10-24 x 1/2Hex Hd. (SST) ................................................................................... 2
16 NS-015-01 Nut 1/4-20 Hex (SST) ...................................................................................................................6
17 WS-017-09 Washer (SST) ............................................................................................................................ 6
18 00-854478-00001 Element Cover – Main Control Box Wldt. ................................................................................... 1
19 NS-015-11 Nut 5/16-18 Hex (SST) ................................................................................................................. 16
20 WS-005-32 Washer (SST) ........................................................................................................................... 16
21 00-880401 Gasket – Coil ............................................................................................................................ AR
22 - Heater Element ................................................................................................................ See Chart
02METI-TNEMELERETAEH
WK21)2(-WK42WK9)4(-WK63WK5.01)4(-WK24WK21)4(-WK84
.hP3/.V802 A6.66
50000-150558-00)2(
A9.99
10000-150558-00)4(
A6.611
40000-150558-00)4( ---
.hP1/.V802 A4.511
50000-150558-00)2( ---------
.hP3/.V042 A7.75
60000-150558-00)2(
A6.68
20000-150558-00)4( --- A5.511 60000-150558-00)4(
.hP1/.V042 A001
60000-150558-00)2( ---------
.hP3/.V084 A9.82
70000-150558-00)2(
A3.34
30000-150558-00)4( --- A7.75 70000-150558-00)4(

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VHX/VHL/MHB SERIES BOILER BASE STEAMER REPLACEMENT PARTS
F-31218 (November 2003)
GAS PLUMBING ASSEMBLY
(VHX, VHL, AND MHB GAS UNITS)
PL-56378
1
2
7
8
9
16
10
THRU
15
3 THRU 6

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VHX/VHL/MHB SERIES BOILER BASE STEAMER REPLACEMENT PARTS
F-31218 (November 2003)
GAS PLUMBING ASSEMBLY
(VHX, VHL, AND MHB GAS UNITS)
ILLUS. PART NO. NAME OF PART AMT.
PL-56378
1 00-851625-00001 Blower – Inlet Weldment ............................................................................................................ 1
2 00-851631-00001 Gasket – Blower Inlet Adapter ...................................................................................................1
3 00-852940-00001 Air Orifice Natural Gas (Sea Level to 4000 Ft.) ........................................................................ 1
4 00-852940-00002 Air Orifice Propane Gas (Sea Level to 4000 Ft.) ...................................................................... 1
5 00-854055-00001 Air Orifice Natural Gas (4001 to 6000 Ft.) ................................................................................ 1
6 00-854056-00001 Air Orifice Propane Gas (4001 to 6000 Ft.) .............................................................................. 1
7 00-851633-00001 Gasket – Blower Exhaust .......................................................................................................... 1
8 00-851315-00001 Valve – Comb. Gas Main Burner ................................................................................................ 1
9 00-354344-00004 Valve – Gas Control Pilot ............................................................................................................ 1
10 00-852984-00002 Orifice Natural Gas (Sea Level to 2000 Ft.) .............................................................................. 1
11 00-852984-00004 Orifice Propane Gas (Sea Level to 2000 Ft.) ............................................................................ 1
12 00-852984-00005 Orifice Natural Gas (2001 to 4000 Ft.) ...................................................................................... 1
13 00-852984-00006 Orifice Propane Gas (2001 to 4000 Ft.) .................................................................................... 1
14 00-852984-00007 Orifice Natural Gas (4001 to 6000 Ft.) ...................................................................................... 1
15 00-852984-00008 Orifice Propane Gas (4001 to 6000 Ft.) .................................................................................... 1
16 00-850735-00001 Blower ........................................................................................................................................ 1

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VHX/VHL/MHB SERIES BOILER BASE STEAMER REPLACEMENT PARTS
F-31218 (November 2003)
BOILER ASSEMBLY
(VHX, VHL, AND MHB GAS UNITS)
PL-56376
1
2
3
4
5
6
7
1011
12 13
14
15
16
89

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VHX/VHL/MHB SERIES BOILER BASE STEAMER REPLACEMENT PARTS
F-31218 (November 2003)
BOILER ASSEMBLY
(VHX, VHL, AND MHB GAS UNITS)
ILLUS. PART NO. NAME OF PART AMT.
PL-56376
1 00-850762-00001 Boiler Assembly (Incls. Items 2, 3, & 10 thru 16) ...................................................................... 1
2 FP-088-50 Plug – Pipe .................................................................................................................................. 1
3 00-880044 Steamer – Descaler .................................................................................................................... 1
4 00-854058-00001 Gasket – Heat Exchanger Casting ............................................................................................. 1
5 00-850422-00002 Casting – Heat Exchanger Tube ................................................................................................ 1
6 SC-116-83 Cap Screw 3/8-16 x 11/2Hex Hd. ............................................................................................... 12
7 00-850786-00001 Plate – Flue Washer ................................................................................................................... 1
8 WS-006-27 Washer (SST) ............................................................................................................................ 6
9 WL-004-03 Lockwasher 3/8Helical .............................................................................................................. 12
10 NS-015-11 Nut 5/16-18 Hex (SST) .................................................................................................................. 1
11 WS-005-32 Washer (SST) ............................................................................................................................ 1
12 WL-019-62 Lockwasher 5/16 External (SST) ................................................................................................. 1
13 00-817024 Stud – Hand Hole Cover ............................................................................................................. 1
14 00-817023 Retainer – Hand Hole Cover ...................................................................................................... 1
15 00-817025 Gasket – Hand Hole ................................................................................................................... 1
16 00-817022 Cover – Hand Hole ..................................................................................................................... 1

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VHX/VHL/MHB SERIES BOILER BASE STEAMER REPLACEMENT PARTS
F-31218 (November 2003)
BOILER PLUMBING COMPONENTS
PL-56377
1-2
3
4
8
7
9
11
10
12 13
14
5
6