McLaughlin VX30 Series Installation instructions

VX30 / VX50 Gen3 / ECO50
Vacuum Excavators
Operator’s and
Maintenance Manual
EN_o-m1_00 original instructions
Serial No. 5001 -
Order No. 105400ES7
Cabled Assembly No. E850014

Introduction VX30/VX50 Gen3/ECO50 Vacuum Excavators
Introduction
This manual explains the proper operation and maintenance of your machine. Study and understand these instructions thoroughly
before operating or maintaining the machine. Failure to do so could result in personal injury or equipment damage. Consult your
McLaughlin dealer if you do not understand the instructions in this manual, or need additional information.
The instructions, illustrations, and specifications in this manual are based on the latest information available at time of publication.
Your machine may have product improvements and features not yet contained in this manual.
To provide a better view, some photographs or illustrations in the maintenance sections may show the machine shields removed.
Never operate the machine with the shields removed - keep all shields in place. If removing a shield is necessary, return it
to its operating position before operating the machine.
McLaughlin reserves the right to make changes at any time without notice or obligation.
Operation and maintenance instructions are included in the two Operator’s and Maintenance Manuals provided with
the machine. The tethered (cabled) manual must remain attached to the machine for ready reference. Store it in the manual
storage box when not in use.
Additional copies of the manuals are available from your dealer. Use the reorder number listed on the front cover to order additional
manuals.
Copies of this manual are available in Spanish from your dealer. Other languages may also be available.
Su dispone de ejemplares de este manual en español.
NOTICE TO OWNER
Replacement manuals are free of charge by registering your used McLaughlin machine by contacting Vermeer Corporation. To
request printed McLaughlin manuals, or to register a used McLaughlin machine, contact the Data Analytics Department by
telephone: [phone] or 641-628-3141; email: [email protected]; internet: www.vermeer.com ; or, letter: Data
Analytics Dept., Vermeer Corporation, PO Box 200, Pella IA 50219 USA.

VX30/VX50 Gen3/ECO50 Vacuum Excavators Introduction
Orientation: Right and left sides of the machine are determined by facing in the direction of forward travel.
TRADEMARKS
VERMEER and VERMEER Logo are trademarks of Vermeer Manufacturing Company.
MCLAUGHLIN, MCLAUGHLIN Logo, and STRONG ARM are trademarks of McLaughlin Group, Inc.
KUBOTA is a trademark of Kubota, Ltd.
DYNABLAST is a trademark of Kockner-Humboldt-Deutz.
SHO-ME is a trademark of Able 2 Products Company, Inc.
REAR
FRONT
RIGHT

Introduction VX30/VX50 Gen3/ECO50 Vacuum Excavators
MCLAUGHLIN NEW INDUSTRIAL EQUIPMENT LIMITED WARRANTY (VERMEER EXCLUSIVE EQUIPMENT)
EFFECTIVE MARCH 1, 2018 12 Months / 1000 Hours
McLaughlin Group, Inc. (hereinafter “McLaughlin”) warrants each new Industrial Equipment of McLaughlin’s manufacture to be
free from defects in material and workmanship, under normal use and service for one (1) full year after initial purchase/retail sale or
1000 operating hours, whichever occurs first. This Limited Warranty shall apply only to complete machines of McLaughlin’s
manufacture, parts are covered by a separate Limited Warranty. EQUIPMENT AND ACCESSORIES NOT OF MCLAUGHLIN’S
MANUFACTURE ARE WARRANTED ONLY TO THE EXTENT OF THE ORIGINAL MANUFACTURER’S WARRANTY
AND SUBJECT TO THEIR ALLOWANCE TO MCLAUGHLIN ONLY IF FOUND DEFECTIVE BY SUCH
MANUFACTURER.
EXTENDED SERVICE CONTRACTS ARE AVAILABLE FOR PURCHASE
WARRANTY TERMS During the Limited Warranty period specified above, any defect in material or workmanship in any
warranted item of McLaughlin Industrial Equipment not excluded below shall be repaired or replaced at McLaughlin’s option
without charge by any authorized independent Vermeer dealer. The warranty repair or replacement must be made by a Vermeer
independent authorized dealer at the dealer’s location. McLaughlin will pay for replacement parts and such authorized dealer’s labor
in accordance with McLaughlin’s labor reimbursement policy on CORE SAWS and VACUUM EXCAVATORS. McLaughlin will pay
for replacement parts ONLY on PIERCING TOOLS. McLaughlin reserves the right to supply remanufactured replacement
McLaughlin parts as it deems appropriate.
RETAIL PURCHASER RESPONSIBILITY: This Limited Warranty requires proper maintenance and periodic inspections of the
Industrial Equipment as indicated in the Operator’s/Maintenance Manual furnished with each new Industrial Equipment. The cost
of routine or required maintenance and services is the responsibility of the retail purchaser. The retail purchaser is required to keep
documented evidence that these services were performed.
This McLaughlin New Industrial Equipment Limited Warranty may be subject to cancellation if the above requirements are not
performed.
McLaughlin Industrial Equipment with known failed or defective parts must be immediately removed from service.

VX30/VX50 Gen3/ECO50 Vacuum Excavators Introduction
EXCLUSIONS AND LIMITATIONS
The warranties contained herein shall NOT APPLY TO:
(1) Any defect which was caused (in McLaughlin’s sole judgment) by other than normal use and service of the Industrial
Equipment, or by any of the following; (i) accident (ii) misuse or negligence (iii) overloading (iv) lack of reasonable and proper
maintenance (v) improper repair or installation (vi) unsuitable storage (vii) non-McLaughlin approved alteration or
modification (viii) natural calamities (ix) vandalism (x) parts or accessories installed on Industrial Equipment which were not
manufactured or installed by Vermeer authorized dealers (xi) the elements (xii) collision or other accident.
(2) Any Industrial Equipment whose identification numbers or marks have been altered or removed or whose hour meter has
been altered or tampered with.
(3) Any Industrial Equipment which any of the required or recommended periodic inspection or services have been performed
using parts not manufactured or supplied by McLaughlin or meeting McLaughlin Specifications including, but without
limitation, engine tune-up parts, engine oil filters, air filters, hydraulic oil filters, and fuel filters.
(4) New Industrial Equipment delivered to the retail purchaser in which the equipment/warranty registration has not been
completed and returned to McLaughlin within ten (10) days from the date of purchase.
(5) Any defect which was caused (in McLaughlin’s sole judgment) by operation of the Industrial Equipment not abiding by
standard operating procedures outlined in the Operator’s Manual.
(6) Engine, battery, and tire Limited Warranties and support, which are the responsibility of the respective product’s
manufacturer.
(7) Transportation costs, if any, of transporting to the Vermeer dealer. Freight costs, if any, of transporting replacement parts to
the Vermeer dealer.
(8) The travel time of the Vermeer dealer’s service personnel to make a repair on the retail purchaser’s site or other location.
(9) In no event shall McLaughlin’s liability exceed the purchase price of the product.
(10) McLaughlin shall not be liable to any person under any circumstances for any incidental or consequential damages (including
but not limited to, loss of profits, out of service time) occurring for any reason at any time.
(11) Diagnostic and overtime labor premiums are not covered under this Limited Warranty Policy. Oils and fluids are not covered
under this Limited Warranty.

Introduction VX30/VX50 Gen3/ECO50 Vacuum Excavators
(12) Depreciation damage caused by normal wear, lack of reasonable and proper maintenance, failure to follow operating
instructions, misuse, lack of proper protection during storage is not covered by this Limited Warranty.
(13) Accessory systems and electronics not of McLaughlin’s manufacture are warranted only to the extent of such manufacturer’s
respective Limited Warranty, if any.
(14) Down hole toolage is not covered under this Limited Warranty.
(15) Wear items which are listed by product group below are not covered by this Limited Warranty:
CORE SAWS:
Slides, rollers, filters, water seal/skirt, tooling and tires.
PIERCING TOOLS:
Wear ring, bushings, hoses (internal and external), couplers, tail bolts, control cam, springs, wear face, anvil nut, e-clip, head lip seal.
VACUUM EXCAVATORS:
Belts after 50 hours, filters, tires, brakes, unloader valve after 250 hours, nozzles, suction hoses including camlocks, gate valves,
camlocks, quick disconnects, water pump internal parts, deflector inside spoil tank, sight glass on spoil door, spoil tank door seal,
boom tooling, boom hose, boom snout, boom shut off seal, boom packing gland, suction tooling. For vacuum excavators mounted to a
truck, the truck’s Limited Warranty and support are the responsibility of the respective truck manufacturer.
PARTS WARRANTY: Parts replaced in the warranty period will receive the balance of the first year New Industrial Equipment
Limited Warranty, during the first twelve (12) months or 1000 hours, whichever comes first. Replacement parts after the original
machine warranty, are warranted to be free from defects of material for ninety (90) days or the part will be repaired or replaced,
without labor coverage for removal and reinstallation.

VX30/VX50 Gen3/ECO50 Vacuum Excavators Introduction
EXCLUSIONS OF WARRANTIES: EXCEPT FOR THE WARRANTIES EXPRESSLY AND SPECIFICALLY MADE
HEREIN, MCLAUGHLIN MAKES NO OTHER WARRANTIES, AND ANY POSSIBLE LIABILITY OF MCLAUGHLIN
HEREINUNDER IS IN LIEU OF ALL OTHER WARRANTIES, EXPRESS, IMPLIED, OR STATUTORY, INCLUDING, BUT
NOT LIMITED TO, ANY WARRANTIES OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE.
MCLAUGHLIN RESERVES THE RIGHT TO MODIFY, ALTER AND IMPROVE ANY PRODUCT WITHOUT INCURRING
ANY OBLIGATION TO REPLACE ANY PRODUCT PREVIOUSLY SOLD WITH SUCH MODIFICATION. NO PERSON IS
AUTHORIZED TO GIVE ANY OTHER WARRANTY, OR TO ASSUME ANY ADDITIONAL OBLIGATION ON
MCLAUGHLIN’S BEHALF.
NO DEALER WARRANTY. The selling dealer makes no warranty of its own and the dealer has no authority to make any
representation or promise on behalf of McLaughlin or to modify the terms or limitations of this warranty in any way.
ELECTRONIC SIGNATURES. Each of the parties hereto expressly agrees to conduct transactions by electronic means.
Accordingly, the parties agree and intend that all electronic transmissions including, without limitation, electronic signatures, shall
be considered equivalent to an original writing as provided under Iowa law, as it may be amended from time to time.
MANUFACTURED BY:
McLAUGHLIN GROUP, INC.
2006 Perimeter Rd.
Greenville, SC 29605, USA

This page intentionally left blank.

VX30/VX50 Gen3/ECO50 Vacuum Excavators Receiving and Delivery Report i
Receiving and Delivery Report
DEALER PREP
Check or perform the following:
Engine
___ Check battery electrolyte level and state of charge.
___ Check air cleaner condition.
___ Check engine oil level.
___ Check engine operation.
___ Check gauges for proper operation.
General
___ Check that all optional and loose items are included with the machine.
___ Check that Operator’s and Maintenance Manual is cabled to machine.
___ Check for shipping damage or shortage.
___ Check machine lubrication.
___ Check blower oil level.
___ Check water pump oil level.
___ Check bolts for tightness.
___ Check pump and blower drive belt tension.
___ Check installation and condition of shields.
___ Check wheel lug nuts for tightness (refer to “Specifications,” page 70-1, for torque specifications).
___ Check tires for air pressure (refer to “Specifications,” page 70-1, for pressure specifications).

ii Receiving and Delivery Report VX30/VX50 Gen3/ECO50 Vacuum Excavators
___ Check condition of safety signs and operating decals.
___ Check operation of highway lights.
___ Check that towing hitch and safety towing chains are installed.
___ Check brakes for proper operation.
___ Check that breakaway brake switch is installed and functions.
___ Check all phases of operation.
___ Complete “Dealer/Owner Information”, page iv
___ Complete “Identification Numbers - Record”, page v.

VX30/VX50 Gen3/ECO50 Vacuum Excavators Receiving and Delivery Report iii
DELIVERY
Check and perform the following with the customer:
Machine
___ Review all sections of the Operator’s and Maintenance Manual.
___ Grease or oil all lubrication points.
Review of Operation
Review and demonstrate with the owner the various aspects of the vacuum excavation system:
___ overview of how the vacuum/excavation system works
___ vacuum/excavation system safety
___ filling spoil tank
___ emptying spoil tank
___ potholing operation
___ vacuum operation
___ hotbox operation (if equipped)
___ spoil tank door open/close
___ water system ON/OFF

iv Receiving and Delivery Report VX30/VX50 Gen3/ECO50 Vacuum Excavators
DEALER/OWNER INFORMATION
dealer owner
address address
city city
state / province state / province
zip / postal code zip / postal code
country country
phone number phone number
email address email address

VX30/VX50 Gen3/ECO50 Vacuum Excavators Receiving and Delivery Report v
IDENTIFICATION NUMBERS - RECORD
Machine
Model Number
Serial Number
VIN Number (Trailered Units)

vi Receiving and Delivery Report VX30/VX50 Gen3/ECO50 Vacuum Excavators
Engine
Model Number
Serial Number
High CFM
Kubota Series 05 24.8-hp Kubota Series 03 49-hp
• located on mounting
surface of injection pump
• located below exhaust manifold
over crankcase, flywheel side

VX30/VX50 Gen3/ECO50 Vacuum Excavators vii
Table of Contents
Receiving and Delivery Report. . . . . . . . . . . . . . . . . . . . . . . . . .i
Dealer Prep . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . i
Delivery . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . iii
Machine . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . iii
Review of Operation. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . iii
Dealer/Owner Information . . . . . . . . . . . . . . . . . . . . . . . . . . . . iv
Identification Numbers - Record . . . . . . . . . . . . . . . . . . . . . . . v
Safety Messages . . . . . . . . . . . . . . .. . . . . . . . . . . . . . . . . . 10-1
Safety Symbol Explanation . . . . . . . . . . . . . . . . . . . . . . . . .10-1
Crystalline Silica. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .10-10
Fire Extinguisher . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .10-11
Diesel Fuel Requirements. . . . . . . . . . . . . . . . . . . . . . . . . . 12-1
Diesel Fuel - Sulfur Content. . . . . . . . . . . . . . . . . . . . . . . . .12-1
Intended Use . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15-1
Controls . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20-1
Gauges . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .20-1
Indicators . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .20-3
VX30 Indicators . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20-3
VX50/ECO50 LCD Display . . . . . . . . . . . . . . . . . . . . . . 20-4
Kubota Engine Controls. . . . . . . . . . . . . . . . . . . . . . . . . . . .20-5
VX50/ECO50 LCD Display Engine Screen. . . . . . . . . . 20-7
Switches . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .20-8
Valves . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .20-11
Tank Valves . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20-11
Water System Valves. . . . . . . . . . . . . . . . . . . . . . . . . 20-14
Spoil Tank Safety Brace . . . . . . . . . . . . . . . . . . . . . . . . . . 20-16
Spoil Tank Lid Safety Lock Pin . . . . . . . . . . . . . . . . . . . . . 20-16
Hose Reel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20-17
Remote Control - Boom (Option). . . . . . . . . . . . . . . . . . . . 20-18
Hydraulic Rotation Boom . . . . . . . . . . . . . . . . . . . . . . 20-18
Manual Rotation Boom. . . . . . . . . . . . . . . . . . . . . . . . 20-19
Manual Override Boom Controls . . . . . . . . . . . . . . . . 20-20
Arrow Board (Optional) . . . . . . . . . . . . . . . . . . . . . . . . . . . 20-22
VX30 Arrow Board Controls. . . . . . . . . . . . . . . . . . . . 20-22
VX50 Arrow Board Control Screen . . . . . . . . . . . . . . 20-23
Lights. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20-24
Electronic Controller . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21-1
VX50/ECO50 LCD Display . . . . . . . . . . . . . . . . . . . . . . . . . 21-1
Gauges. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21-3
Engine Screen . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21-4
Indicators . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21-5
Starting Procedure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22-1
Starting the Engine . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22-1
Cold Weather Starting. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22-2
Jump-Starting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22-3
Battery Explosion/Burns - Avoid. . . . . . . . . . . . . . . . . . 22-3
Jump-Starting Procedure. . . . . . . . . . . . . . . . . . . . . . . 22-4

viii VX30/VX50 Gen3/ECO50 Vacuum Excavators
Shutdown Procedure. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23-1
Stopping the Machine. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23-1
Transporting the Machine . . . . . . . . . . . . . . . . . . . . . . . . . . 30-1
Reporting Safety Defects . . . . . . . . . . . . . . . . . . . . . . . . . . 30-1
Towing Vehicle Selection . . . . . . . . .. . . . . . . . . . . . . . . . . 30-2
Trailer Breakaway Brake . . . . . . . . . . . . . . . . . . . . . . . . . . 30-3
Prepare Machine for Transport. . . . . . . . . . . . . . . . . . . . . . 30-4
Vacuum Excavator Tools - Store for Transport . . . . . . . 30-5
Boom (Option) - Store for Transport . . . . . . . . . . . . . . . 30-6
Strong Arm (Option) - Store for Transport. . . . . . . . . . . 30-7
Attach to Towing Vehicle . . . . . . . . . . . . . . . . . . . . . . . . . . 30-8
Hitch Height - Adjust . . . . . . . . . . . . . . . . . . . . . . . . . . . 30-8
Pintle Ring - Attach . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30-9
Safety Chain/Electrical Connector/Breakaway Cable -
Attach. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30-9
Jack - Raise. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30-10
Disconnecting from the Towing Vehicle . . . . . . . . . . . . . . 30-11
Skid Units - Truck/Trailer Mounting .. . . . . . . . . . . . . . . . 30-12
Transporting/Storing Machine in Freezing Conditions . . . 30-14
Preparing Machine and Work Area. . . . . . . . . . . . . . . . . . . 40-1
Operator Qualifications. . . . . . . . . . . . . . . . . . . . . . . . . . . . 40-1
Personal Protective Equipment . . . . . . . . . . . . . . . . . . . . . 40-2
Sound Levels . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 40-4
Prepare the Area . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 40-4
Locate Buried Utilities . . . . . . . . . . . . . . . . . . . . . . . . . . 40-5
Striking a Utility . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 40-7
Electrocution Prevention . . . . . . . . . . . . . . . . . . . . . . . . 40-9
Jobsite Assessment. . . . . . . . . . . . . . . . . . . . . . . . . . . 40-12
Prepare the Machine . . . . . . . . . . . . . . . . . . . . . . . . . . . . .40-14
Engine Fluids - Check. . . . . . . . . . . . . . . . . . . . . . . . . 40-14
Water Pump & Blower Oil Level - Check . . . . . . . . . . 40-15
Hydraulic Fluid Level - Check . . . . . . . . . . . . . . . . . . . 40-15
Fresh Water Tank(s) - Fill . . . . . . . . . . . . . . . . . . . . . . 40-16
Water Tank In-Line Strainer - Clean . . . . . . . . . . . . . . 40-17
Vacuum Hoses and Tools - Check . . . . . . . . . . . . . . . 40-17
Filters - Check. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 40-17
Machine Location. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .40-17
Operating the Vacuum Excavator . . . . . . . . . . . . . . . . . . . 50-1
Cold Weather Precautions. . . . . . . . . . . . . . . . . . . . . . . . . .50-1
Operating Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .50-1
Water Tank Low Level Sensor . . . . . . . . . . . . . . . . . . . 50-1
Spoil Tank Level Float Switch. . . . . . . . . . . . . . . . . . . . 50-1
Pressure Relief Valves . . . . . . . . . . . . . . . . . . . . . . . . . 50-2
Vacuum Relief Valves. . . . . . . . . . . . . . . . . . . . . . . . . . 50-2
Additional Options . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .50-3
Hotbox Water Heater . . . . . . . . . . . . . . . . . . . . . . . . . . 50-3
Arrow Board . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 50-3
Vacuum Hoses and Tooling - Connect . . . . . . . . . . . . . . . .50-4
Potholing. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 50-4
Operating Instructions . . . . . . . . . . . . . . . . . . . . . . . . . . . . .50-5
Operating Precautions . . . . . . . . . . . . . . . . . . . . . . . . . 50-7
Material Disposal. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 50-8
Operation - Potholing . . . . . . . . . . . . . . . . . . . . . . . . . . 50-8
Operation - Vacuum Excavation. . . . . . . . . . . . . . . . . 50-12
Unplugging Vacuum Hose . . . . . . . . . . . . . . . . . . . . . 50-14
Boom (VX50/ECO50 Option) . . . . . . . . . . . . . . . . . . . 50-16
Strong Arm (Option) . . . . . . . . . . . . . . . . . . . . . . . . . . 50-18
Dumping Spoil Tank. . . . . . . . . . . . . . . . . . . . . . . . . . . . . .50-19

VX30/VX50 Gen3/ECO50 Vacuum Excavators ix
Machine - Clean. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .50-22
Spoil Tank - Clean . . . . . . . . . . . . . . . . . . . . . . . . . . . 50-23
Cyclone Separator - Clean . . . . . . . . . . . . . . . . . . . . . 50-25
Hotbox - Flush to Remove Rust/Scale . . . . . . . . . . . . 50-25
Tools and Hoses - Clean . . . . . . . . . . . . . . . . . . . . . . 50-26
Vacuum Gauge - Reset . . . . . . . . . . . . . . . . . . . . . . . 50-27
Maintenance. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 60-1
Welding Alert - Electronic Components. . . . . . . . . . . . . . . .60-1
Safety Signs - Maintain . . . . . . . . . . . . . . . . . . . . . . . . . . . .60-2
Engine Maintenance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .60-2
Hourmeter - Check for Maintenance Interval. . . . . . . . . . . .60-2
Machine - Grease . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .60-2
Recommended Fluids . . . . . . . . . . . . . . . . . . . . . . . . . . . . .60-3
Water Pump Maintenance . . . . . . . . . . . . . . . . . . . . . . . . . .60-3
Blower Maintenance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .60-3
Hotbox Maintenance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .60-3
Maintenance Interval Chart . . . . . . . . . . . . . . . . . . . . . . . . .60-4
Maintenance - 10 Service Hours or Daily . . . . . . . . . . . . . .60-9
Engine Maintenance. . . . . . . . . . . . . . . . . . . . . . . . . . . 60-9
Brake System - Check . . . . . . . . . . . . . . . . . . . . . . . . . 60-9
Fluid Levels - Check . . . . . . . . . . . . . . . . . . . . . . . . . . 60-10
Machine - Clean . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 60-14
Pintle Hitch - Inspect. . . . . . . . . . . . . . . . . . . . . . . . . . 60-15
Tank Full Shutdown Switch - Check. . . . . . . . . . . . . . 60-15
Vacuum and Water Hoses - Check . . . . . . . . . . . . . . 60-15
Vacuum Air Filter - Check/Clean . . . . . . . . . . . . . . . . 60-16
Maintenance - 50 Service Hours or Weekly. . . . . . . . . . . .60-17
Engine Maintenance. . . . . . . . . . . . . . . . . . . . . . . . . . 60-17
Boom (Option) - Check/Maintain . . . . . . . . . . . . . . . . 60-18
Machine - Grease. . . . . . . . . . . . . . . . . . . . . . . . . . . . 60-19
Machine Components - Check/Clean. . . . . . . . . . . . . 60-25
Pressures - Check . . . . . . . . . . . . . . . . . . . . . . . . . . . 60-26
Water Pump Oil - Initial Change. . . . . . . . . . . . . . . . . 60-27
Maintenance - 100 Service Hours or Monthly. . . . . . . . . . 60-28
Engine Maintenance . . . . . . . . . . . . . . . . . . . . . . . . . 60-28
Blower Oil - Initial Change . . . . . . . . . . . . . . . . . . . . . 60-29
Machine Components - Check/Maintain . . . . . . . . . . 60-30
Overall Machine - Check . . . . . . . . . . . . . . . . . . . . . . 60-30
Emergency Stop Switch - Check . . . . . . . . . . . . . . . . 60-31
Hydraulic System - Check . . . . . . . . . . . . . . . . . . . . . 60-32
Hotbox (Option) Maintenance . . . . . . . . . . . . . . . . . . 60-32
Amber Beacon - Check . . . . . . . . . . . . . . . . . . . . . . . 60-33
Tires and Rims - Check . . . . . . . . . . . . . . . . . . . . . . . 60-33
Maintenance - 200 Service Hours. . . . . . . . . . . . . . . . . . . 60-34
Engine Maintenance . . . . . . . . . . . . . . . . . . . . . . . . . 60-34
Electric/Hydraulic Power Pack Maintenance . . . . . . . 60-34
Battery Electrolyte Level and Terminals - Check . . . . 60-35
Maintenance - 250 Service Hours. . . . . . . . . . . . . . . . . . . 60-37
Engine Maintenance . . . . . . . . . . . . . . . . . . . . . . . . . 60-37
Breakaway Brake Circuit - Test . . . . . . . . . . . . . . . . . 60-37
Brakes, Electric - Test/Adjust. . . . . . . . . . . . . . . . . . . 60-38
Brake Controller (Optional) - Test/Adjust. . . . . . . . . . 60-39
Maintenance - 400 Service Hours. . . . . . . . . . . . . . . . . . . 60-40
Engine Maintenance . . . . . . . . . . . . . . . . . . . . . . . . . 60-40
Maintenance - 500 Service Hours. . . . . . . . . . . . . . . . . . . 60-40
Engine Maintenance . . . . . . . . . . . . . . . . . . . . . . . . . 60-40
Blower Oil - Change. . . . . . . . . . . . . . . . . . . . . . . . . . 60-42
Water Pump Oil - Change . . . . . . . . . . . . . . . . . . . . . 60-43
Hotbox Maintenance . . . . . . . . . . . . . . . . . . . . . . . . . 60-43
Maintenance - 600 Service Hours or Twice Yearly. . . . . . 60-44
Wheel Bearings - Grease. . . . . . . . . . . . . . . . . . . . . . 60-44

x VX30/VX50 Gen3/ECO50 Vacuum Excavators
Belts - Inspect . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 60-44
Maintenance - 1000 Service Hours or Yearly. . . . . . . . . . 60-45
Maintenance - 1500 Hours . . . . . . . . . . . . . . . . . . . . . . . . 60-45
Engine Maintenance . . . . . . . . . . . . . . . . . . . . . . . . . . 60-45
Water Pump Service . . . . . . . . . . . . . . . . . . . . . . . . . . 60-45
Maintenance - 3000 Hours . . . . . . . . . . . . . . . . . . . . . . . . 60-46
Maintenance - Yearly . . . . . . . . . . . . . . . . . . . . . . . . . . . . 60-46
Engine Maintenance . . . . . . . . . . . . . . . . . . . . . . . . . . 60-46
Hydraulic Oil Cooler. . . . . . . . . . . . . . . . . . . . . . . . . . . 60-47
Maintenance - Two Years. . . . . . . . . . . . . . . . . . . . . . . . . 60-48
Engine Maintenance . . . . . . . . . . . . . . . . . . . . . . . . . . 60-48
Radiator Coolant ELC - Change . . . . . . . . . . . . . . . . . 60-48
Maintenance - As Required . . . . . . . . . . . . . . . . . . . . . . . 60-50
Engine Maintenance . . . . . . . . . . . . . . . . . . . . . . . . . . 60-50
Battery - Replace. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 60-50
Boom Cleanout Cover - Remove/Check for Clogs . . . 60-51
Nozzles - Inspect/Clean/Replace . . . . . . . . . . . . . . . . 60-52
Lights - Replace. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 60-53
Belt Maintenance . . . . . . . . . . . . . . . . . . . . . . . . . . . . 60-54
Slip Hook - Replace . . . . . . . . . . . . . . . . . . . . . . . . . . 60-55
Towing Chain - Replace . . . . . . . . . . . . . . . . . . . . . . . 60-56
Storage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 60-56
Troubleshooting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 65-1
Engine System. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .65-1
Vacuum Excavator. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .65-1
Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 70-1
Lubricants. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .70-1
Machine Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . .70-3
Tires . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 70-3
Tires . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 70-4
Capacities . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 70-6
Material Density Chart . . . . . . . . . . . . . . . . . . . . . . . . . . . . .70-8
Variables Affecting Water Volume . . . . . . . . . . . . . . . . 70-9
Antifreeze Dilution Chart. . . . . . . . . . . . . . . . . . . . . . . . 70-9

VX30/VX50 Gen3/ECO50 Vacuum Excavators Safety Messages 10-1
Section 10: Safety Messages
General safety messages appear in this Safety Messages section. Specific safety messages are located in
appropriate sections of the manual where a potential hazard may occur if the instructions or procedures are not
followed.
A signal word “DANGER”, “WARNING”, or “CAUTION”is used with the safety alert symbol.
Safety signs with signal word “DANGER”, “WARNING”, or “CAUTION”are located near specific hazards.
SAFETY SYMBOL EXPLANATION
DANGER Indicates a hazardous situation that, if not avoided, will result in death or serious injury.
WARNING Indicates a hazardous situation that, if not avoided, could result in death or serious injury.
CAUTION Indicates a hazardous situation that, if not avoided, could result in minor or moderate injury.
NOTICE Indicates information considered important, but not hazard-related.
This is the safety alert symbol. This symbol is used in combination with an exclamation mark or
other symbols to alert you to the potential for death or serious injury.
This symbol indicates that at least one part of the machine is not operating correctly. Shutting down
the machine may not be necessary, but some maintenance may be required.

10-2 Safety Messages VX30/VX50 Gen3/ECO50 Vacuum Excavators
WARNING: Read manual. Death or serious injury may result.
Read and understand all safety and operating instructions before operating any
equipment.
WARNING: Check machine before operating. Machine must be in good operating condition
and all safety equipment installed and functioning properly.
WARNING: Always wear personal protective equipment (PPE). Dress properly. Refer to
“Personal Protective Equipment,” page 40-2, for details. While performing maintenance on
the machine, always wear safety glasses and safety shoes. Some working conditions and
regulations may require the use of other appropriate PPE, such as hearing protection, hard
hat, gloves, face shield, or any other PPE necessary to provide proper safety protection for the
work being performed.
WARNING: Keep spectators away.