Graco EcoQuip 300 Operation, Repair, And Parts
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Graco EcoQuip 300 Operation, Repair, And Parts

Graco EcoQuip 300 Operation, Repair, And Parts

Vapor abrasive blast system
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Operation, Repair, and Parts
EcoQuip
EcoQuip Vapor
EcoQuip
Blast System
System
Blast
Blast
System
Vapor abrasive
abrasive blast
blast system.
Vapor
Vapor
abrasive
blast
or or or hazardous
hazardous locations.
locations.
hazardous
locations.
Important Safety
Safety Instructions
Important
Important
Safety
Read all warnings and instructions in this manual. Save these
instructions.
125 psi
125
125
psi (8.6
psi
(8.6 bar,
(8.6
bar, 0.86
bar,
0.86 MPa)
0.86
Working Pressure
Working
Working
Pressure
Pressure
See page
page 2 2 2 for
for Model
Model information.
See
See
page
for
Model
Vapor Abrasive
Vapor
system. For
For professional
professional use
system.
For
professional
Instructions
Instructions
MPa) Maximum
MPa)
Maximum
Maximum
information.
information.
PROVEN QUALITY. LEADING TECHNOLOGY.
Abrasive
Abrasive
use only.
only. Not
Not approved
approved for
use
only.
Not
approved
334667G
for use
use in in in explosive
explosive atmospheres
atmospheres
for
use
explosive
EN
atmospheres

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  • Page 1 Operation, Repair, and Parts EcoQuip EcoQuip Vapor EcoQuip Vapor Vapor Abrasive Abrasive Abrasive Blast System System Blast Blast System 334667G Vapor abrasive abrasive blast blast system. system. For For professional professional use use only. only. Not Not approved approved for for use use in in in explosive explosive atmospheres...

  • Page 2: Table Of Contents

    Common Spare Parts........47 Troubleshooting..........25 Dimensions ............48 Troubleshooting Examples ......28 Technical Specifications........49 Repair..............30 Repairing the Main Air Regulator ....30 Graco Extended Warranty for EcoQuip™ Flushing the Diaphragm Valve ...... 31 Components ......... 50 334667G...

  • Page 3: Models

    Approvals Approvals Approvals EQ300C EcoQuip 300 Vapor Blast System EQ600C EcoQuip 600 Vapor Blast System EQ30XC EcoQuip 300 Vapor Blast System ATEX Approved II II II 2G 2G Ex Ex h h h ai ai ai IIA IIA T3 T3 Gb...

  • Page 4: Warnings

    Warnings Warnings Warnings Warnings The following warnings are for the setup, use, grounding, maintenance, and repair of this equipment. The exclamation point symbol alerts you to a general warning and the hazard symbols refer to procedure-specific risks. When these symbols appear in the body of this manual or on warning labels, refer back to these Warnings.
  • Page 5 Warnings WARNING WARNING WARNING EQUIPMENT EQUIPMENT EQUIPMENT MISUSE MISUSE MISUSE HAZARD HAZARD HAZARD Misuse can cause death or serious injury. • Do not operate the unit when fatigued or under the influence of drugs or alcohol. • Do not exceed the maximum working pressure or temperature rating of the lowest rated Technical Specifications, Specifications, page page 49...
  • Page 6 Warnings WARNING WARNING WARNING PERSONAL PERSONAL PERSONAL PROTECTIVE PROTECTIVE PROTECTIVE EQUIPMENT EQUIPMENT EQUIPMENT Wear appropriate protective equipment when in the work area to help prevent serious injury, including eye injury, hearing loss, inhalation of toxic fumes, and burns. Protective equipment includes but is not limited to: •...

  • Page 7: Oem System Guidelines

    5 ft 4.5 m Hose Length Maximum recommended rise from water 16 in. 41 cm tank outlet to pump inlet Available Graco Inlet hoses (w/ quick disconnect interchanges) 17C032 19 in. length 48 cm 36 in. length 91 cm EQ1848...

  • Page 8: System Component Identification

    System Component Identification System Component Component Identification Identification System System Component Identification EQ300C and and EQ600C EQ600C EQ300C EQ300C EQ600C 334667G...

  • Page 9: Datatrak Controls

    System Component Identification Key: Key: Key: Key: Key: Key: Cart Pot Pressure Gauge Blast Control Switch Blast Air Pressure Gauge Blast Nozzle Selector Valve Blast Hose Rinse Ball Valve Air Supply Connection Pop-Up Pin Blast Connection Water Tank Pneumatic Control Connection Water Tank Lid Electric Control Connection (non-ATEX systems only)

  • Page 10: Pressure Relief Procedure

    Use only genuine Graco ATEX rated, conductive hose s with a maximum length of 150 ft (45 m) combined hose length to ensure 2. Close the abrasive ball valve. grounding continuity. Check the electrical resistance 3.

  • Page 11: Operation

    Operation Operation Operation Operation To prevent freezing, this equipment is shipped from • Make sure that the pot is clean and free of any the factory with blue windshield washer fluid inside internal debris. the system. It is not necessary to drain before •...

  • Page 12: Hose

    Operation Connecting the the Blast Blast Hose Hose and and Air Connecting Connecting Blast Hose Hose Hose Hose 1. EQ30XS EQ30XS and EQ30XS and EQ60XS EQ60XS EQ60XS only: only: Connect the only: grounding cable to the external ground stud (ZH) on the enclosure, then connect the clamp to a true earth ground.
  • Page 13 Operation 4. Open the air supply valve (125 psi, 8.6 Bar, 0.86 5. Connect the blast hose, hose restraints, control MPa maximum). If necessary, use a regulator in hoses, and coupler pins. the supply air line to meet these specifications. NOTE: NOTE: NOTE: If you are using an electric blast control,...

  • Page 14: Setting Up The Equipment

    Operation Setting Up Up the the Equipment Equipment Setting Setting Equipment 1. Disconnect the abrasive hose at the cam and groove with the abrasive ball valve closed. 3. Reconnect the abrasive hose. 4. Disconnect the pump inlet hose and flush the water tank to remove any remaining debris.
  • Page 15 Operation 7. Turn the selector valve to RINSE. 9. Align the pop-up handle with the pin slot, and then firmly push and turn the handle 90° after the pin is below the bracket slot. Proper engagement of the pin will hold the pop-up down until it is released.
  • Page 16 Operation 12. When the water level reaches the pop-up gasket, 14. Wait for pot pressure to increase. rotate the handle to release the pop-up pin. NOTE: NOTE: NOTE: It can take up to several minutes for the pot to pressurize NOTE: Make sure pop-up gasket is clean of all NOTE: NOTE:...
  • Page 17 Operation 19. Open the abrasive ball valve. 21. Slowly adjust the abrasive meter valve while the abrasive is blasting from the nozzle. Typical adjustment ranges from 1/8 to 1/4 turn open. NOTE: The DataTrak can be used to assist in NOTE: NOTE: setting the pump cycle rate.

  • Page 18: Blasting Tips

    Operation Blasting Tips Tips Blasting Blasting Tips Blasting Blasting on Blasting on Higher Higher Higher Surfaces Surfaces Surfaces When blasting on a surface higher than the When first learning the effects of the blaster, get a equipment, make sure that there is a length of blast better understanding of the results by starting at a hose on the ground equal to 10-20% of the height.
  • Page 19 Operation Abrasive Abrasive Abrasive Metering Metering Valve Metering Valve Settings Valve Settings Settings There is no fixed formula for what works best in each application. The information below works best for the majority of the time. From this initial setting, adjustments can be made up or down to get the fastest removal rates without damage to the surface.

  • Page 20: Using The Wash Feature

    Operation Using the the Wash Wash Feature Feature Using Using Wash Feature 2. Turn the selector valve to WASH. The wash feature causes air-driven water (without abrasive) to blast and rinse areas that have already been blasted with abrasive. It is also a convenient feature for flushing abrasive from the blast hose.

  • Page 21: Refilling The Pot With Abrasive

    Operation Refilling the the Pot Pot with with Abrasive Abrasive Refilling Refilling with Abrasive 4. After all of the pressure in the pot has been relieved, engage the bung pin by compressing the spring and turning the handle 90° to hold the bung in the open position.

  • Page 22: Shutting Down

    Operation Shutting Down Down Shutting Shutting Down 5. Hold a bucket under the cam-lock coupler, then turn the selector valve to WASH. This will clean debris from the cam-lock coupler and gasket. NOTE: NOTE: NOTE: Make sure the gasket is clean and in place after the procedure.
  • Page 23 Operation 8. Engage the bung pin to hold the bung open and 10. Close the pop-up and connect the abrasive hose. allow air to enter. 9. Open the abrasive ball valve and flush the pot of any remaining abrasive material. NOTE: The system must be winterized if it will be NOTE: NOTE:...

  • Page 24: Winterizing The Equipment

    Operation Winterizing the the Equipment Equipment Winterizing Winterizing Equipment 5. Turn the selector valve to RINSE and open the rinse ball-valve. While holding the rinse hose over the pot, run the pump until windshield wash Vapor-Abrasive Blasters must be winterized comes out of the rinse hose.

  • Page 25: Troubleshooting

    Troubleshooting Troubleshooting Troubleshooting Troubleshooting Problem Cause Solution Problem Problem Cause Cause Solution Solution The pot will not properly The air supply is inadequate. Make sure the air inlet pressure gauge reads pressurize. 100-125 psi (6.8–8.6 bar, 0.68–0.86 MPa). If the gauge does not read 100–125 psi, check the air compressor for proper setup.
  • Page 26 Troubleshooting Problem Cause Solution Problem Problem Cause Cause Solution Solution No abrasive flows from the The pot does not have a sufficient Refilling the Pot with Abrasive, page nozzle during blast mode. amount of abrasive. The system is not properly set up. Setting Up the Equipment, page Make sure the pot pressure is properly set.
  • Page 27 Troubleshooting Problem Cause Solution Problem Problem Cause Cause Solution Solution The blast control is not engaged The main air regulator is stuck open. Repairing the Main Air Regulator, page but blasting still occurs. The blast control tubing is not Ensure air tubing is routed and connected connected properly.

  • Page 28: Troubleshooting Examples

    Troubleshooting Troubleshooting Examples Examples Troubleshooting Troubleshooting Examples 3. Make sure the bung is engaged with its seal. Turn the selector valve to WASH, then open the abrasive ball valve to pressurize the pot. Set the Checking Checking Checking for for Leaks Leaks Leaks pot pressure to 145 psi (9.9 Bar, 0.99 MPa).
  • Page 29 Troubleshooting Pneumatic Pneumatic Pneumatic Blast Blast Control Blast Control Control Circuit Circuit Circuit 1. At the Air-Relay, disconnect the push-to-connect tubing and check the trigger circuit (from the blast control handle). 2. With the blast control activated, confirm that there is air flowing from the disconnected tube. NOTE: NOTE: NOTE: The air flow should be at supply air...

  • Page 30: Repair

    Repair Repair Repair Repair Repairing the the Main Main Air Air Regulator Regulator Repairing Repairing Main Regulator 4. Unscrew the diaphragm cover for access to the diaphragm and to the end of the piston shaft. EQ300 Enclosure Parts List, page 39 for repair kits.

  • Page 31: Flushing The Diaphragm Valve

    Repair Flushing the the Diaphragm Diaphragm Valve Valve Flushing Flushing Diaphragm Valve 3. Disconnect the quick coupling at the abrasive ball valve (not at the bottom of the pot). This procedure can be performed with the component still mounted in the panel. If large-grit abrasive or other foreign matter become lodged in the diaphragm valve, it will become necessary to flush the valve.

  • Page 32: Repairing The Diaphragm Valve

    Repair Repairing the the Diaphragm Diaphragm Valve Valve Repairing Repairing Diaphragm Valve NOTE: Do not disassemble the canister. NOTE: NOTE: 4. Replace the diaphragm (natural rubber compound) and hand-tighten it (only as far as necessary) to establish the alignment with the canister.

  • Page 33: Cleaning The Auto-Vent Valve

    Repair Cleaning the the Auto Auto - - - Vent Vent Valve Valve Cleaning Cleaning Auto Vent Valve 4. Use the rinse hose to force water backwards into the valve stem. After the pop-up has been closed while filling the pot, the auto-vent valve should release air (you should be able to hear the air venting).

  • Page 34: Replacing The Datatrak Battery

    HAZARD To reduce the risk of fire and explosion, the battery must be replaced in a non-hazardous location. Use only an approved replacement battery (see table). Use of an unapproved battery will void Graco’s warranty. Replace Battery Battery Replace Replace Battery 1.

  • Page 35: Replacing The Datatrak Fuse

    EXPLOSION HAZARD To reduce the risk of fire and explosion, the fuse must be replaced in a non-hazardous location. Use only an approved replacement fuse (see table). Use of an unapproved fuse will void Graco’s warranty. Replace Fuse Fuse Replace...

  • Page 36: Parts

    Parts Parts Parts Parts EQ300C and and EQ600C EQ600C EQ300C EQ300C EQ600C Apply anti–seize to studs. Torque to 25 – 30 ft-lb (33.8 – 40.6 N•m). 334667G...
  • Page 37 Parts EQ300C EQ300C EQ300C and and EQ600C EQ600C Parts EQ600C Parts List Parts List List Ref. Ref. Ref. Part Part Part Description Description Description Qty. Qty. Qty. Ref. Ref. Ref. Part Part Part Description Description Description Qty. Qty. Qty. ----- 206994 PRESSURE POT, 6.5 FLUID, TSL, 8 oz.

  • Page 38: Enclosure

    Parts Enclosure Enclosure Enclosure Torque fitting to 35 – 40 ft-lb (47 – 54 N•m). 334667G...
  • Page 39 Parts Enclosure Enclosure Enclosure Parts Parts Parts List List List Ref. Ref. Ref. Part Part Part Description Description Description Qty. Qty. Qty. Ref. Ref. Ref. Part Part Part Description Description Description Qty. Qty. Qty. ----- ----- ENCLOSURE, ss, el, FITTING, elbow, street, 30 in.

  • Page 40: Pressure Pot

    Parts Pressure Pot Pressure Pressure Pressure Pot Pot Parts Parts List List Pressure Pressure Parts List Ref. Part Description Qty. Ref. Part Description Qty. Ref. Ref. Part Part Description Description Qty. Qty. Ref. Ref. Part Part Description Description Qty. Qty. 25A057 PRESSURE POT, blast, 24X768...

  • Page 41: Blast Hoses

    Parts Blast Hoses Hoses Blast Blast Hoses Ref. Part Part Part Description Description Description Qty. Ref. Ref. Qty. Qty. EQ1843* HOLDER, nozzle, nylon 128616 HOLDER, nozzle, brass EQ1842* COUPLER, blast hose, nylon 128617 COUPLER, blast hose, brass HANDLE, blast, control 17D791* switch, electric 17D788...

  • Page 42: Hose Schematic

    Hose Schematic Hose Schematic Schematic Hose Hose Schematic Ref. Ref. Ref. Part Part Part Color, Color, Color, Tube Tube Tube Cut Length Length Length Ref. Ref. Ref. Part Part Part Color, Color, Tube Color, Tube Tube Cut Length Length Length Size Size Size...

  • Page 43: Vapor Abrasive Blast Systems And Accessories

    Vapor Abrasive Blast Systems and Accessories Vapor Abrasive Abrasive Blast Blast Vapor Vapor Abrasive Blast Systems Systems Systems and and Accessories Accessories Accessories EcoQuip EcoQuip EcoQuip System System Configurator System Configurator Configurator Model Model Model Series Trailer Option Option Package (blast (blast hose hose and Configuration...

  • Page 44: Model Series

    Vapor Abrasive Blast Systems and Accessories Model Series Series Model Model Series Part Description Part Part Description Description 100 Series Series Series Bare package, mobile unit EQ100M EQ10EM Complete package, electric blast control, mobile unit EQ10PM Complete package, pneumatic blast control, mobile unit EQ10XM Complete package, pneumatic blast control, ATEX approved, mobile unit 300 Series...

  • Page 45: Hoses/Cables

    Vapor Abrasive Blast Systems and Accessories Blast Hoses Hoses with with Control Control Blast Blast Hoses with Control Hoses/Cables Hoses/Cables Hoses/Cables Part Part Part ID ID ID Blast Blast Blast Control Control Control Coupler Coupler Coupler 1 1 1 Coupler Coupler 2 2 2 Coupler Length...

  • Page 46: Blast Control Hoses/Cables

    Vapor Abrasive Blast Systems and Accessories Blast Control Control Hoses/Cables Hoses/Cables Blast Blast Control Hoses/Cables Part Description Part Part Description Description 17F501 Blast control hose, pneumatic twinline, 55 ft 24X746 Blast control hose, pneumatic twinline, 55 ft, ATEX approved 17F502 Blast control hose, pneumatic twinline, 55 ft, extension 24X744 Blast control hose, pneumatic twinline, 55 ft.

  • Page 47: Common Spare Parts

    Vapor Abrasive Blast Systems and Accessories Common Spare Spare Parts Parts Common Common Spare Parts Part Description Part Part Description Description 17B186 Pump repair kit Blast hose coupler gasket, nylon couplers 17C459 17C124 Blast hose coupler gasket, brass couplers 17C125 Gasket, abrasive ball valve cam-lock —...

  • Page 48: Dimensions

    Dimensions Dimensions Dimensions Dimensions 334667G...

  • Page 49: Technical Specifications

    Technical Specifications Technical Specifications Specifications Technical Technical Specifications EQ300S U.S. Metric EQ300S EQ300S U.S. U.S. Metric Metric Maximum Working Pressure 125 psi 8.6 bar, 0.86 MPa Operating Temperature 35° – 110° F 1.6° – 43.3° C Air Consumption 165 – 375 cfm 4.67–10.62 m^3/min Blast Hose Size 1 in.

  • Page 50: Components

    EcoQuip name to be free from defects in material and workmanship on the date of sale to the original purchaser for use. Graco will, for three (3) years from the date of sale, repair or replace any part of the equipment determined by Graco to be defective.

This manual is also suitable for:

Eq300cEcoquip 600Eq60xcEq600cEq30xcEcoquip eq300c ... Show all

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