MBW VAPOR EXTRACTION UNIT User manual

OPERATOR’S SAFETY
AND SERVICE MANUAL
MBW, Inc.
250 Hartford Rd • PO Box 440
Slinger, WI 53086-0440
Phone: [phone]
Fax: [phone]
Email: [e-mail]
Website: www.mbw.com
MBW (UK) Ltd.
Units 2&3 CochraneStreet
Bolton BL3 6BN
England, UK
Phone: [phone]
Fax: [phone]
E-mail: [email protected]
MBW FRANCE S.A.R.L.
Phone:[phone]
Fax: [phone]
L19266 / 8.18.R
©MBW, Inc. 2018
Printed in the USA
VAPOR
EXTRACTION
UNIT
This manual covers the following serial numbers
and higher for each model listed:
85422D.......................................8540050
UTILITY DIVISION

TABLE OF CONTENTS
SAFETY INFORMATION . . . . . . . . . . . . . . . . . 1
Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1
Safety Precautions . . . . . . . . . . . . . . . . . . . . . . . . . . . 1
Safety Decals . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1
SPECIFICATIONS. . . . . . . . . . . . . . . . . . . . . . . 3
OPERATION . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
Before Starting & Operating . . . . . . . . . . . . . . . . . . . . 4
Assembling Probes. . . . . . . . . . . . . . . . . . . . . . . . . . . 4
Starting Engine . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
Operating . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
Stopping Engine . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
MAINTENANCE . . . . . . . . . . . . . . . . . . . . . . . . 6
Maintenance Schedule . . . . . . . . . . . . . . . . . . . . . . . . 6
Engine Maintenance . . . . . . . . . . . . . . . . . . . . . . . . . . 6
Draining Fuel Tank . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
Engine Speed . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
Blower Maintenance . . . . . . . . . . . . . . . . . . . . . . . . . . 6
Cleaning Blower Air filter . . . . . . . . . . . . . . . . . . . . . . 6
Sensor Maintenance . . . . . . . . . . . . . . . . . . . . . . . . . 7
Sensor Relay/Alarm Testing. . . . . . . . . . . . . . . . . . . . 7
Oiling the blower for long term storage . . . . . . . . . . . 7
SERVICE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
Torque Chart . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
Service Tools . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
Replacing Shaft Coupler . . . . . . . . . . . . . . . . . . . . . . 8
Parts Replacement Cycles and Tolerances . . . . . . . . 9
REPLACEMENT PARTS. . . . . . . . . . . . . . . . . 11
Main Assembly . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
Canister and Blower Assembly . . . . . . . . . . . . . . . . 14
Sensor Stand Assembly . . . . . . . . . . . . . . . . . . . . . . 16
Control Assembly . . . . . . . . . . . . . . . . . . . . . . . . . . . 18
Plug Assembly . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20
Door Assembly . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22
Engine Assembly . . . . . . . . . . . . . . . . . . . . . . . . . . . 24
Probe and Hose Assemblies . . . . . . . . . . . . . . . . . . 26
Wiring Schematic . . . . . . . . . . . . . . . . . . . . . . . . . . . 28
WARRANTY . . . . . . . . . . . . . . . . . . . . . . . . . . 30

CALIFORNIA PROPOSITION 65 WARNING
Engine exhaust and some of its constituents are
known in the state of California to cause cancer, birth
defects, and other reproductive harm.
WARNING

- 1 -
SAFETY INFORMATION
Introduction
This Safety Alert Symbol is used to call attention
to items or operations which may be dangerous
to those operating or working with this equipment.
The symbol can be found throughout this manual
and on the unit. Please read these warnings and cautions,
along with all decals, carefully before attempting to operate
the unit. Make sure every individual who operates or works
with this equipment is familiar with all safety precautions.
WARNING
GENERAL WARNING. Indicates information
important to the proper operation of the equipment.
Failure to observe may result in damage to the
equipment and/or severe bodily injury or death.
CAUTION
GENERAL CAUTION. Indicates information
important to the proper operation of the equipment.
Failure to observe may result in damage to the
equipment.
Safety Precautions
LETHAL EXHAUST GAS: An internal
combustion engine discharges carbon
monoxide, a poisonous, odorless, invisible
gas. Death or serious illness may result if
inhaled. Operate only in a properly ventilated
area. NEVER OPERATE IN A CONFINED
AREA!
DANGEROUS FUELS: Use extreme caution
when storing, handling and using fuels, as
they are highly volatile and explosive in vapor
state. Do not add fuel while engine is running.
Stop and cool the engine before adding fuel.
DO NOT SMOKE!
SAFETY GUARDS: It is the owner's
responsibility to ensure that all guards and
shields are in place and in working order.
IGNITION SYSTEMS: Breakerless, magneto,
and battery ignition systems can cause severe
electrical shocks. Avoid contacting these units
or their wiring.
SAFE DRESS: Do not wear loose clothing,
rings, wristwatches, etc. near machinery.
NOISE PROTECTION: Wear OSHA specified
hearing protection devices.
EYE PROTECTION: Wear OSHA specified
eye shields, safety glasses, and sweat bands.
FOOT PROTECTION: Wear OSHA specified
steel-tipped safety shoes.
HEAD PROTECTION: Wear OSHA specified
safety helmets.
OPERATOR: Keep children and bystanders
off and away from the equipment.
DUST PROTECTION:Machining, crushing or
handling of stone, concrete, masonry, metal
and other materials may generate dust, mist
and fumes containing chemicals such as
silica, known to cause serious or fatal injury or illness, such
as respiratory disease, silicosis, cancer, birth defects, or
other reproductive harm.
• Control dust, mist and fumes at the source where possible.
Water should be used to control dust whenever feasible.
• Use good work practices and follow the recommendations
of the manufacture, OSHA/NIOSH and other occupational
trade associations.
• When hazards cannot be eliminated the operator and any
bystanders should always wear a OSHA specified respirator
for materials being handled.
REFERENCES: For details on safety rules and regulations
in the United States, contact your local Occupational Safety
and Health Administration (OSHA) office. Equipment
operated in other countries must be operated and serviced
in accordance and compliance with any and all safety
requirements of that country. The publication of these safety
precautions is done for your information. MBW does not by
the publication of these precautions, imply or in any way
represent that these are the sum of all dangers present near
MBW equipment. If you are operating MBW equipment, it is
your responsibility to insure that such operation is in full
accordance with all applicable safety requirements and
codes. All requirements of the United States Federal
Occupational Safety and Health Administration Act must be
met when operated in areas that are under the jurisdiction
of that United States Department.
Safety Decals
Carefully read and follow all safety decals. Keep them in
good condition. If decals become damaged, replace as
required. If repainting the unit, replace all decals. Decals are
available from authorized MBW distributors. Order the decal
set listed on the following page(s).

- 2 -
U.S. PATENT 7,210,336
19380
19242
High suction can cause
serious injury.
WARNING
Keep all body parts away
from vacuum ports.
SENSOR STAND PLUG
Engine will not run unless
sensor is plugged in
19240
19259
OPERATING INSTRUCTIONS
1. Ensure gas concentration in work area is safe for open ig-
nition sources. DO NOT use machine in areas that are un-
safe.
2. Open bypass valve fully, close all vacuum supply valves on
canister, open valves on probes.
3. Plug sensor lead into socket below engine control box.
4. The Wait to start light will light during the sensors 4 minute
warm-up routine. Engine will not run until this period is
complete.
5. Start engine. If cold, wait for glowplugs.
6. Warm up engine at idle.
7. Run engine speed up to appoximately 30%.
8. While watching LEL percent on sensor, slowly begin opening
vacuum supply valve.
NOTE: Gas stream through the VEU must remain below 25%
LEL. If Low alarm is triggered, close vacuum supply
valve, open bypass valve, and start again. If High alarm
is reached, engine will shut down. Press Reset
button, and start at step 5.
9. After vacuum supply valve is open fully, run engine up to full
throttle, and begin to close bypass valve. See note above.
10. After bypass valve is closed fully, run engine as needed to
evacuate ground of gas.
11.If desired, turning off individual probes can help locate leak.
12.Before shutting down engine, allow it to Idle 1-2 minutes to
cool.
13483
CAUTION
Wear approved hearing protection,
foot protection, eye protection and
head protection.
STOP
Read the Operating Instructions
before operating thispiece of
equipment.
Keep unauthorized and untrained
people away from this
equipment.
ROTATING & MOVING PARTS!
Make sure all guardsand safety
devicesare in place.
Failure to comply could result in serious
bodily injury.
SHUT OFF the motor before servic-
ing or cleaning.
DO NOT RUN in an enclosed area.
The engine producescarbon
monoxide, a POISONOUS GAS.
DIESEL
FUEL
01623
19257
DO NOT expose sensor to shock or
vibration.
Allow sensor to finish warm-up cycle prior
to use.
Calibrate sensor prior to first use, and as
directed by manual
CAUTION
WARNING
Operating, servicing and maintaining this equipment
can expose you to chemicals, including engine
exhaust, phthalates and lead, which are known to the
state of California to cause cancer and birth defects or
other reproductive harm. Avoid breathing engine
exhaust. Do not operate equipment in confined areas.
For more information go to www.P65Warnings.ca.gov
21820
Safety Decals
20241
19380
20239
20242
19242
19240
19259
20240
13483
19257
(ON SENSOR STAND)
01623
(ON FUEL TANK)
20123
21820

- 3 -
SPECIFICATIONS
Specifications subject to change without notice
1. Noise levels are taken at the operating position and are based on operating conditions. Background noise will increase noise levels.
Operating Weight 1430 LBS (648 KG)
Height 47.5” (113 cm)
Width 43” (109 cm)
Length 65” (165cm)
Engine Isuzu 3CH1
Recommended Engine RPM 2500 rpm
Fuel Consumption 1.0 Gal/hr
Fuel Capacity 8 gallons (30.3L)
Blower Tuthill 850 cfm
Recommended Vacuum 6”Hg
Operating Noise Level190-100 db
Gas Monitor Industrial Scientific Itrans w/ LEL
Alarm Threshold 35% LEL
Engine Stop Threshold 50% LEL
Max Flow Rate Per Probe 19 cfm

- 4 -
OPERATION
Introduction
This parts manual contains only standard parts. Variations
of these parts as well as other special parts are not included.
Contact your local MBW distributor for assistance in
identifying parts not included in this manual.
Before Starting & Operating
• Operating VEU creates a possible source of ignition for
flammable gas plume. BE CERTAIN ATMOSPHERE IS
SAFE BEFORE OPERATING THIS MACHINE!
• REMEMBER! It is the owner’s responsibility to
communicate information on the safe use and proper
operation of this unit to the operators.
• Review ALL of the Safety Precautions listed on page 1 of
this manual.
• Familiarize yourself with the operation of the machine
and confirm that all controls function properly.
• Know how to STOP the machine in case of an
emergency.
• Make sure hands, feet, and clothing are at a safe
distance from any moving parts or high suction areas.
• OIL LEVEL - Check the oil level in the engine. For more
information see “Lubrication” under the respective
engine’s “Owners Manual” or the Maintenance section of
this manual.
• ENGINE AIR CLEANER - Check to ensure element is in
good condition and properly installed.
• BLOWER AIR CLEANER - Check to ensure element is
in good condition and properly installed
• FUEL SUPPLY - The engines on MBW equipment
require an automotive grade of clean, fresh, diesel fuel.
• FUEL FILTER - If clogged or damaged, replace.
• GAS SENSOR - Be familiar with operation of gas sensor.
Refer to sensor manual. Be certain that the sensor has
been calibrated and is in working order. MBW
recommends the sensor be calibrated at least every 3
months.
Assembling Probes
1. Place probes into ground
2. Connect probes to VEU with hose assemblies.
Note:The MBW VEU probes can be connected to the
VEU in many ways. Each utility should develop
their own best practice to make the connections.
To avoid a significant pressure drop, MBW
recommends not connecting more then 6 (six)
probes to a single 1-1/2” branch hose. If more
probes are desired, they should be connected to a
new branch line coming off the VEU.
3. Open all valves on VEU probes.
4. Cap all open hose ends with CAM-Loc plugs/caps.
5. Close unused manifold valves on VEU.
6. Fully open Air-Bypass valve before starting engine.
Starting Engine
For detailed instructions refer to the engine “Owner’s
Manual”.
WARNING
Ensure gas concentration in work area is safe for
open ignition sources. DO NOT use machine in
areas that are unsafe.
WARNING
Ensure sampling line and cup are in place at
bottom of sensor. DO NOT use machine if the
sampling line is not connected.
7. Plug sensor/vacuum combo plug into socket on
canister housing.
Note: Engine will NOT run without sensor plugged in.
8. When power is supplied to the sensor stand
assembly the sensor will start a warm up cycle. This
cycle will take approximately 4 minutes and
engine will NOT RUN until the “Wait to Start” light
turns off.
9. Open bypass valve fully, close all vacuum supply
valves on canister, open valves on probes.
10. Turn toggle switch to “ON”.
11. Press glow plug button if engine is cold. Glow plugs
will cycle each time button is pressed.
12. Press engine start button to engage starter.
13. Allow engine to warm up for one or two minutes.
Operating
1. Ensure proper operation of gas sensor.
2. Run engine speed up to approximately 30%.

- 5 -
3. While watching LEL percent on sensor or bar graph
on control panel, slowly begin opening vacuum
supply valve.
WARNING
Gas stream through the VEU must remain below
25% LEL. If Low alarm is triggered, close vacuum
supply valve, open bypass valve, and start at step
3. If High alarm is reached, engine will shut down.
Engine will not start until LEL is below 50%.
4. After vacuum supply valve is open fully, run engine
up to full throttle, and begin to slowly close the bypass
valve. See note above. Operating point will be
determined by these factors:
•Configuration of probes
•Gas concentration in ground
• Recommended engine speed
•Recommended vacuum level
5. After bypass valve is closed fully, run engine as
needed to evacuate ground of gas.
6. If desired, turning off individual probes can help
locate leak.
Stopping Engine
1. Fully open air-bypass valve to unload engine.
2. Move throttle to idle position.
3. Let engine idle for one or two minutes.
4. Press engine stop button, or turn off toggle switch.
WARNING
Always stop the engine before:
Adding fuel.
Leaving the equipment unattended for any
amount of time.
Before making any repairs or adjustments to the
machine.

- 6 -
MAINTENANCE
WARNING
Always exercise the stopping procedure before
servicing or lubricating the unit.
After servicing the unit, replace and fasten all
guards, shields, and covers to their original
positions before resuming operation.
CAUTION
Always verify fluid levels and check for leaks after
changing fluids.
Do not drain oil onto ground, into open streams,
or down sewage drains.
Maintenance Schedule
1. Check all hardware after the first 5 hours of use, then follow the maintenance schedule.
2. Calibrate sensor before using VEU. Sensor is NOT calibrated from the factory.
Engine Maintenance
Refer to the engine owner’s manual for maintenance
intervals and procedures.
• Check the engine air cleaner element at least once daily.
• Check the engine oil level by removing the dipstick (the
engine must be level). The oil level should be between
the marks on the dipstick. See the “Check Engine Oil”
section of the engine “Owner’s Manual” for information.
• See the “Change Engine Oil” section of the engine
“Owner’s Manual” for information on the oil change
intervals.
• Disconnect battery for long term storage.
Draining Fuel Tank
Refer to Main Assembly, page 12.
1. Remove brackets holding tank.
2. Loosen hose clamps and remove hoses.
3. Drain until all water and contaminates are cleared.
4. Properly dispose of drained fuel.
Engine Speed
Engine speed is factory set according to the speed listed in
the Recommended Engine RPM, page 3 of this manual.
Refer to the engine owners manual for procedure on setting
operating speed if necessary.
Blower Maintenance
The blower contains both a grease lube system and an oil
bath system. Refer to blower manual for service
instructions.
Cleaning Blower Air filter
Refer to Canister and Blower Assembly, page 14.
1. Remove outer knob (# 18) and outer door (#6).
2. Remove inner knob (# 17) and Inner door (# 28).
3. Slide filter out of housing.
4. Remove prefilter and wash with clean warm water.
SYSTEM MAINTENANCE DAILY EVERY 25
HOURS
EVERY 300
HOURS YEARLY
Vac air filter Check and clean X
Engine Refer to engine operator/owner manual X
Fuel drain tank X
Hardware Check and tighten as needed1XX
In Line Fuel Filter Replace XX
Blower Refer to Blower operators/owners
manual X
Gas Sensor Calibrate2(Refer to Gas Sensor manual) 4x
Test X

- 7 -
5. Wash filter with low pressure water, Such as from a
garden hose. DO NOT use a high pressure sprayer.
If any holes or thin spots are apparent in filter, It must
be replaced.
6. Let filters air dry.
7. Put prefilter around filter, and slide into canister
housing. The rear of the filter is supported by a tab
welded to the back wall of canister.
8. Install front cover making sure filter is straight and
seated against rear wall and cover. Tighten knob
snugly against cover.
9. Install front cover and knob.
Sensor Maintenance
Sensor must be calibrated before first use. Sensor is NOT
calibrated at the factory.
Sensor programming mode is password protected. To enter
programming mode, remove cover of sensor and enter
“Mode, Mode, Up, Down, Up, Enter.” For non-intrusive
operation, see sensor manual. See Sensor manual for
further instructions.
The sensor is a sensitive piece of electronic equipment and
should be treated as such. DO NOT expose the sensor to
vibration. DO NOT expose to temperatures below -4° F or
above 122° F.
Sensor Relay/Alarm Testing
1. Plug Electronics stand into VEU.
2. Start engine after sensor warm-up is complete. Refer
to Starting Engine, page 5.
3. Press test button on control panel. Engine should
shut down within seconds. Alarm and all lights should
activate. If it does not, Do Not use the VEU until it is
fixed.
Oiling the blower for long term storage
If the VEU will be stored more than one week without use, it
is required that the user oil the blower to prevent surface
corrosion or the internal vanes.
1. Run the machine at idle, with the bypass valve in the
open position.
2. Remove the small rubber cap located under the
vacuum gauge.
3. Spray a light lubricating oil, such as WD-40 into the
hole for several seconds.
The spray must not contain silicone. Silicone may
damage the sensor.
4. Replace the rubber cap and stop the machine.

- 8 -
SERVICE
Assembly and disassembly should be performed by a
service technician who has been factory trained on MBW
equipment. The unit should be clean and free of debris.
Pressure washing before disassembly is recommended.
• Prior to assembly, wash all parts in a suitable cleaner or
solvent.
• Check moving parts for wear and failure. Refer to the
Replacement section in this manual for tolerance and
replacement cycles.
• All shafts and housings should be oiled prior to pressing
bearings. Also, ensure that the bearings are pressed
square and are seated properly.
• All bearings should be replaced when rebuilding any
exciter or gearbox.
• All gaskets and seals should be replaced after any
disassembly.
Torque Chart
Service Tools
Replacing Shaft Coupler
Refer to Main Assembly, page 12.
1. Remove the four nuts and bolts securing Silencer
inlet adapter (# 16) to the silencer(# 20)
2. Remove the Blower End Side panel (# 6)
3. Remove the air cleaner outer door.
4. Loosen the six mounting bolts (# 44) which secure
the canister weldment to the frame. Remove all but
the front most bolt on the air cleaner side.
5. Carefully pivot the blower end of the weldment away
from the engine, making sure not to stress any wiring
or cables. It will only be necessary to move the end
about 3” to remove the coupler (# 3).
6. Replace the coupler and slide the canister back into
place, aligning the splines of the drivers and coupler.
7. Ensure that the shoulders of the drivers are flush with
the ends of the coupler, and that the shafts are still
aligned.
8. Replace the canister mounting bolts (# 44), sealing
the three bolts in the air filter end with silicone
sealant.
9. Reinstall the four bolts securing the silencer inlet
adapter to the silencer and the blower end side panel.
SIZE GRADE 2 GRADE 5 GRADE 8
1/4-20 49 in•lbs 76 in•lbs 9 ft•lbs
1/4-28 56 in•lbs 87 in•lbs 10 ft•lbs
5/16-18 8 ft•lbs 13 ft•lbs 18 ft•lbs
5/16-24 9 ft•lbs 14 ft•lbs 20 ft•lbs
3/8-16 15 ft•lbs 23 ft•lbs 33 ft•lbs
3/8-24 17 ft•lbs 26 ft•lbs 37 ft•lbs
7/16-14 24 ft•lbs 37 ft•lbs 52 ft•lbs
7/16-20 27 ft•lbs 41 ft•lbs 58 ft•lbs
1/2-13 37 ft•lbs 57 ft•lbs 80 ft•lbs
1/2-20 41 ft•lbs 64 ft•lbs 90 ft•lbs
9/16-12 53 ft•lbs 82 ft•lbs 115 ft•lbs
5/8-11 73 ft•lbs 112 ft•lbs 159 ft•lbs
5/8-18 83 ft•lbs 112 ft•lbs 180 ft•lbs
3/4-16 144 ft•lbs 200 ft•lbs 315 ft•lbs
1-8 188 ft•lbs 483 ft•lbs 682 ft•lbs
1-14 210 ft•lbs 541 ft•lbs 764 ft•lbs
1-1/2-6 652 ft•lbs 1462 ft•lbs 2371 ft•lbs
M 6 3 ft•lbs 4 ft•lbs 7 ft•lbs
M 8 6 ft•lbs 10 ft•lbs 18 ft•lbs
M 10 10 ft•lbs 20 ft•lbs 30 ft•lbs
CONVERSIONS
in•lbs x 0.083 = ft•lbs
ft•lbs x 12 = in•lbs
ft•lbs x 0.1383 = kg•m
ft•lbs x 1.3558 = N•m
PART NO. DESCRIPTION
19279 KIT, SENSOR CALIBRATION
20350 SERVICE KIT, VEU, ISUZU
SIZE GRADE 2 GRADE 5 GRADE 8

- 9 -
Parts Replacement Cycles and Tolerances
Engine Components Refer to your engine manufacturer’s Owner’s Manual.
Hardware Replace any worn or damaged hardware as needed. Replacement hardware should
be grade 5 and zinc plated unless otherwise specified.
Safety Decals Replace if they become damaged or illegible.
Seals & Gaskets Replace if a leak is detected and at every overhaul or teardown.

- 10 -
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- 11 -
MBW, Inc.
250 Hartford Rd • PO Box 440
Slinger, WI 53086-0440
Phone: [phone]
Fax: [phone]
Email: [e-mail]
Website: www.mbw.com
MBW (UK) Ltd.
Units 2 & 3 Cochrane Street
Bolton BL3 6BN, England
Phone: [phone]
Fax: [phone]
Email: [email protected]
Contact Information
MBW France S.A.R.L.
Phone:[phone]
REPLACEMENT PARTS
The warranty is stated in this book on page 14. Failure to
return the Warranty Registration Card renders the warranty
null and void.
MBW has established a network of reputable distributors/
dealers with trained mechanics and full facilities for
maintenance and rebuilding, and to carry an adequate parts
stock in all areas of the country. Their sales engineers are
available for professional consultation. If you cannot locate
an MBW distributor in your area, contact MBW or one of our
Sales Branches listed below.
When ordering replacement parts, be sure to have the
following information available:
• Model and Serial Number of machine when ordering
MBW parts
• Model and Serial Number of engine when ordering
engine parts
• Part Number, Description, and Quantity
• Company Name, Address, Zip Code, and Purchase
Order Number
• Preferred method of shipping
REMEMBER - You own the best! If repairs are needed,
use only MBW parts purchased from authorized
MBW distributors.
The unit’s serial number can be found in the following
locations:
• Stamped into the engine mounting rail on the frame
• Decal placed below control panel
Write Model Number here
Write Serial Number here
DECAL
STAMPED

- 12 -









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
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









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
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
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

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Main Assembly

- 13 -
ITEM PART NO. DESCRIPTION QTY
1. 09247 BATTERY 1
2. 11162 SCREW, 1/4 X 1 TEKS 12
3. 18923 COUPLER, GEAR GRIP, TUBE 1
4. 20050 PANEL, RADIATOR 1
5. 20051 PANEL, ROOF 1
6. 20052 PANEL, BLOWER END 1
7. 20053 HOSE, 4.0 X 12 1
8. 20054 HOSE CLAMP, 4” 2
9. 20055 PLATE, THREADED 2
10. 20057 STRAP, BATTERY 1
11. 20061 FRAME, VEU 1
12. 20068 UPPER FRAME, VEU 2
13. 20074 CROSS MEMBER, UPPER VEU FRAME 2
14. 20077 ELBOW, EXHAUST 1
15. 20080 INLET ADAPTER, SILENCER 1
16. 20082 ASM, CANISTER AND BLOWER (See Canister and Blower Assembly, page 14) 1
17. 20091 PANEL, BLOWER ROOF 1
18. 20104 SUPPORT, ROOF AND WALL 1
19. 20106 SILENCER ASM 1
20. 20109 DOOR ASM, VEU 2
21. 20242 DECAL, VEU CANISTER, SIDE 1
22. 20443 SHROUD, FRONT, VEU 1
23. 20961 ENGINE ASM, ISUZU 3CH1 1
24. 20989 SUPPORT, FUEL TANK, 8 GALLON 2
25. 20990 STRAP, FUEL TANK 2
26. 20994 FUEL TANK, 8 GALLON 1
27. 21070 EXHAUST CLAMP, 2 3/8 1
28. 21321 EXHUAST OUTLET, VEU 1
29. 21676 TUBE, INSERT 1
30. F06PW WASHER, 13/32 X 13/16 X 1/16 ZP 6
31. F08LW LOCKWASHER, 1/2 ZP 6
32. F08SW WASHER, 9/16 X 1-3/8 X 12GA ZP 10
33. F10LW LOCKWASHER, 5/8 ZP 8
34. F10PW WASHER, 5/8 X 1-1/4 X 12GA ZP 8
35. F0518FN NUT, FLANGE WHIZ-LOCK 5/16-18 ZP 1
36. F0616ELN LOCKNUT, 3/8-16 NYLOC ZP 6
37. F0616FN FLANGE WHIZ-LOCK NUT, 3/8-16 5
38. F0813ELN LOCKNUT, 1/2-13 NYLOC ZP 4
39. F1011HN NUT, HEX 5/8-11 ZP 8
40. F051806FWS FWLS, 5/16-18 X 3/4 ZP 1
41. F061608FWS FWLS, 3/8-16 X 1 ZP 11
42. F061620FWS FWLS, 3/8-16 X 2-1/2 ZP 14
43. F061624FWS FWLS, 3/8-16 X 3 ZP 4
44. F061628CB CAR BOLT, 3/8-16 X 3-1/2 6
45. F081308HCS HHCS, 1/2-13 X 1 GR5 ZP 6
46. F081332HCS HHCS, 1/2-13 X 4 GR5 ZP 4
47. F101116HCS HHCS, 5/8-11 X 2 GR5 ZP 8

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Canister and Blower Assembly

- 15 -
ITEM PART NO. DESCRIPTION QTY
1. 05803 MALE PIPE ADAPTER 2
2. 18920 FILTER, VEU 1
3. 18927 BLOWER, TUTHILL 1
4. 18960 GASKET, DOOR 1
5. 18966 COVER, SUMP 1
6. 18972 DOOR, WELDMENT 1
7. 18984 COVER, 3” CAMLOCK 1
8. 18988 GASKET, BILGE 1
9. 18989 KNOB, THUMB 1
10. 18996 ELBOW, SILENCER 1
11. 19047 COUPLER, GEARGRIP, 1-1/8 1
12. 19185 COUPLING, 1-1/4 NPT, CAM LOCK 3
13. 19190 SPRING, COMPRESSION, RELIEF 2
14. 19256 DUST CAP, 1-1/4 FEMALE 3
15. 19455 PIPE CAP, HEX 1
16. 20083 VALVE, FLANGE MOUNT 3
17. 20084 HANDLE, 5/8-11 1
18. 20085 HANDLE, 1/2-13 1
19. 20087 ADAPTER, BLOWER 1
20. 20088 DOOR ROD, CANISTER 1
21. 20092 FITTING, 3” CAMLOCK 1
22. 20093 HOSE, 1/4 x 18 2
23. 20095 CANISTER, WELDMENT 1
24. 20102 FILTER CAP, WELDMENT 1
25. 20103 ASM, RELIEF PLATE 1
26. 20210 MOUNTING FOOT, BLOWER, PAINTED 2
27. F06PW WASHER, 13/32 x 13/16 x 1/16 ZP 2
28. F08LW LOCKWASHER, 1/2 ZP 4
29. F08SW WASHER, 9/16 x 1-3/8 x 12GA ZP 4
30. F10LW LOCKWASHER, 5/8 ZP 1
31. F10SW WASHER, 11/16 x1-3/4 x 12GA ZP 1
32. F0616ELN LOCKNUT, 3/8-16 NYLOC ZP 2
33. FO616HJN NUT, HEX JAM 3/8-16 ZP 1
34. F0813HN NUT, HEX 1/2-13 ZP 4
35. F1011HN NUT, HEX 5/8-11 ZP 1
36. F061608FWS FWLS, 3/8-16 x 1 ZP 14
37. F061610FWS FWLS, 3/8-16 x 1-1/4 ZP 8
19263 BLOWER OIL, 1 QT
19821 PREFILTER, FOAM

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Sensor Stand Assembly

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ITEM PART NO. DESCRIPTION QTY
1. 01291 TIE, CABLE 2
2. 05803 MALE PIPE ADAPTER 1
3. 08442 CLAMP, WORM DRIVE, SS 2
4. 18849 SENSOR, GAS 1
5. 19258 WIRE WRAP, BRAIDED, SPLIT 10
6. 19267 BOX, ELECTRONICS STAND 1
7. 19275 FOAM 2 X 10 X 19 2
8. 19276 CORD BULK, 18 GA, 4 WIRE 1
9. 19475 PLUG 4 CONNECTOR FEMALE 1
10. 19532 SENSOR CUP, REPLACEMENT 1
11. 20093 HOSE, 1/4 X 18 1
12. 20149 WIRE STRAIN RELIEF, SMALL 1
13. 20220 CORD GRIP, 3/4 NPT 1
14. 20222 PLUG, VEU, MACHINED 1
15. 20867 O-RING, 1.50 ID X .094 (for serial no 8540033 and above) 1
20223 O-RING, 1.38 ID X .06 (for serial no 8540032 and below) 1
16. 20224 SENSOR STAND, PAINTED 1
17. 20244 WIRE CLAMP, 1/4” 1
18. 20245 BULK PVC HOSE, 1/4” 10
19. 20593 SET SCREW, 1/4-20 X 3/8, POINTED 1
20. F051806FWS FWLS, 5/16-18 X 3/4 ZP 4
21. F0518FN NUT, FLANGE WHIZ-LOCK 5/16-18 ZP 4
20218 SENSOR STAND ASM (INCLUDES ITEMS 1-23)
19946 SENSOR WAND, MAGNETIC
20275 SENSOR MODULE, ITRANS
21727 SENSOR, SERVICE ASM (INCLUDES ITEMS 4, 8, 9, 12, 13)