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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 (8.6 bar, 0.86 MPa) Maximum
Working Pressure
See page 2 for Model information.
Vapor Abrasive
Vapor
Abrasive
Abrasive
system. For
For professional
professional use
system.
For
professional
Instructions
Instructions
PROVEN QUALITY. LEADING TECHNOLOGY.
use only.
only. Not
Not approved
approved for
use
only.
Not
approved
334666B
for use
use in in in explosive
explosive atmospheres
atmospheres
for
use
explosive
EN
atmospheres
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Table of Contents
Troubleshooting
Related Manuals for Graco EcoQuip EQ200T
Summary of Contents for Graco EcoQuip EQ200T
- Page 1 Operation, Repair, and Parts EcoQuip EcoQuip Vapor EcoQuip Vapor Abrasive Vapor Abrasive Abrasive 334666B Blast System System Blast Blast System 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...
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Page 2: Table Of Contents
Dimensions ............47 Troubleshooting..........22 Technical Specifications........48 Troubleshooting Examples ......26 Notes..............49 Repair..............28 Repairing the Main Air Regulator ....28 Graco Extended Warranty for EcoQuip™ Flushing the Diaphragm Valve ...... 29 Components ......... 50 Models Models Models Part... -
Page 3: 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 4 Warnings WARNING WARNING WARNING BURN BURN BURN HAZARD HAZARD HAZARD Equipment surfaces and fluid that is heated can become very hot during operation. To avoid severe burns: • Do not touch hot fluid or equipment. FIRE FIRE FIRE AND AND EXPLOSION EXPLOSION HAZARD EXPLOSION HAZARD...
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Page 5: Notes
Notes Notes Notes Notes 334666B... -
Page 6: System Component Identification
System Component Identification System Component Component Identification Identification System System Component Identification EQ200T and and EQ400T EQ400T EQ200T EQ200T EQ400T 334666B... -
Page 7: Datatrak Controls
System Component Identification Key: Key: Key: Key: Key: Key: Blast Control Switch Blast Air Pressure Gauge Blast Nozzle Selector Valve Blast Hose Rinse Ball Valve Air Supply Connection Bung Pin Blast Connection Pot Dump Valve Pneumatic Control Connection Auto Vent Valve Electric Control Connection Blast Check Valve Supply Air Pressure Gauge... -
Page 8: Pressure Relief Procedure
Pressure Relief Procedure Pressure Relief Relief Procedure Procedure Pressure Pressure Relief Procedure 2. Close the abrasive ball valve. 3. Turn the compressor off and close the inlet ball valve. Close the compressor supply air Follow the Pressure Relief Procedure valve. Engage the blast control switch to relieve whenever you see this symbol. -
Page 9: Operation
Operation Operation Operation Operation Checklist Before Before Starting Starting Checklist Checklist Before Starting • Make sure to use the correct type of blast control. Blasting with 150 feet (45 m) or more of blast hose requires the use of an electric blast control. An •... -
Page 10: Hose
Operation Connecting the the Blast Blast Hose Hose and and Air Connecting Connecting Blast Hose NOTE: See air compressor manual for operation NOTE: NOTE: Hose and startup information. Hose Hose 3. Connect the blast hose, hose restraints, control hoses, and coupler pins. 1. -
Page 11: Setting Up The Equipment
Operation Setting Up Up the the Equipment Equipment Setting Setting Equipment 4. Disconnect the pump inlet hose and flush the water tank to remove any remaining debris. Reconnect the pump inlet hose. 5. Fill the water tank only with fresh water, then open the inlet ball valve. - Page 12 Operation 9. Align the bung handle with the pin slot, and then 12. When the water level reaches the bung seal, firmly push and turn the handle 90° after the pin rotate the handle to release the bung pin (this is below the bracket slot.
- Page 13 Operation NOTE: It 14. Wait for pot pressure to increase. NOTE: NOTE: 19. Open the abrasive ball valve. can take up to several minutes for the pot to pressurize. ti24824a NOTE: The bung cannot be pushed down unless NOTE: NOTE: NOTE: NOTE: NOTE: Make sure the pot pressure returns to the...
- Page 14 Operation 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: NOTE: NOTE: Use a piece of test material similar to what you will be blasting. NOTE: The DataTrak can be used to assist in NOTE: NOTE:...
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Page 15: Blasting Tips
Operation Blasting Tips Tips Blasting Blasting Tips Blasting Blasting on Blasting on Higher Higher Surfaces Higher 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 16 Operation Metering Metering Metering Valve Valve Valve Settings 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.
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Page 17: 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 18: 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 19: 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 in place after the procedure. - Page 20 Operation 8. Engage the bung pin to hold the bung open and 10. Close the pot bung and connect the allow air to enter. abrasive hose. Relieve pressure to complete system shutdown (see Pressure Relief Procedure, page 8 9. Open the abrasive ball valve and flush the pot of any remaining abrasive material.
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Page 21: 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 22: 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 pressurize. reads 100-125 psi. If the gauge does not read 100–125 psi, check the air compressor for proper setup. - Page 23 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 24 Troubleshooting Problem Cause Solution Problem Problem Cause Cause Solution Solution The pneumatic blast control circuit Pneumatic Blast Control Circuit, is malfunctioning. page The blast control is not The main air regulator is stuck Repairing the Main Air Regulator, engaged but blasting still open.
- Page 25 Troubleshooting Problem Cause Solution Problem Problem Cause Cause Solution Solution A strong hose recoil occurs The unit is not on a level surface. Place the unit on a level surface. If this frequently when the blast is impossible, the Auto-Vent must be on control switch is engaged.
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Page 26: 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 27 Troubleshooting Pneumatic Pneumatic Pneumatic Blast Blast Control Blast Control Control Circuit Circuit Circuit 2. With the blast control activated, confirm that there is air flowing from the disconnected tube. 1. At the Air-Relay, disconnect the push-to-connect NOTE: NOTE: NOTE: The air flow should be at supply air tubing and check the trigger circuit (from the blast pressure but the air volume is reduced due to control handle).
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Page 28: 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. NOTE: NOTE: NOTE: Repair parts are available in Kit 17C131 (EQ600) or Kit 17C129 (EQ300). -
Page 29: 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 30: Repairing The Diaphragm Valve
Repair Repairing the the Diaphragm Diaphragm Valve Valve Repairing Repairing Diaphragm Valve 3. Replace the diaphragm (natural rubber compound) and hand-tighten it as far as possible to establish the alignment with the canister. NOTE: NOTE: NOTE: There are two shims between the diaphragm and the actuator. -
Page 31: Cleaning The Auto-Vent Valve
Repair Cleaning the the Auto Auto - - - Vent Vent Valve Valve Cleaning Cleaning Auto Vent Valve 3. 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 32: 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 33: 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 34: Parts
Parts Parts Parts Parts EQ200T EQ200T and EQ200T and EQ400T EQ400T EQ400T Parts Parts List Parts List List EQ200T and and EQ400T EQ400T EQ200T EQ200T EQ400T Part Description Part Description Ref. Ref. Ref. Part Part Description Description Qty. Qty. Qty. Ref. - Page 35 Parts Ref. Part Part Part Description Description Description Qty. Ref. Part Part Part Description Description Description Qty. Ref. Ref. Qty. Qty. Ref. Ref. Qty. Qty. LABEL, branding EQ5208 EQ400T Models 17D786 KIT, replacement, hose ADAPTER, cam restraint groove, type F, ss 17D787 KIT, replacement, EQ1934...
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Page 36: Enclosure
Parts Enclosure Enclosure Enclosure Torque fitting to 35 – 40 ft-lb (47 – 54 N•m). 334666B... - Page 37 Parts Enclosure Enclosure Enclosure Parts Parts Parts List List List Ref. Ref. Part Ref. Part Part Description Description Description Qty. Qty. Qty. Ref. Ref. Ref. Part Part Part Description Description Description Qty. Qty. Qty. ENCLOSURE, ss, el, 30 in. x 111639 SCREW, cap, hex, hd 24 in.
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Page 38: Trailers
SYSTEM, blast, 200, trailer FITTING, bushing, 1 x 3/4 module npt, sst EQ1152 WASHER, flat, 1/2, sst LABEL, VRM, Graco logo EQ1519 BOLT, hex hd, 1/2 x 1–1/2, FITTING, elbow, 90 degree FITTING, nipple, hex, 1 npt, EQ1475 NUT, lock, nylon insert, 1/2,... - Page 39 SYSTEM, blast, 400, trailer, in. ID module EQ1941 HOSE, air compressor to EQ1152 WASHER, flat, 1/2, sst control EQ1519 BOLT, hex hd, 1/2 x 1–1/2, LABEL, VRM, Graco Logo FITTING, elbow, street, EQ1475 NUT, lock, nylon insert, 1/2, 1–1/2 npt, ss 334666B...
- Page 40 FITTING, reducer, 1–1/4 x 3/4 in. EQ5131 KIT, tank, shutoff valve VALVE, ball, vented, .750 EQ1848 HOSE, water, EQ2040, 3/4 FITTING, hose, air, king, 3/4 in. ID EQ1941 HOSE, air compressor to FITTING, ball, vented control LABEL, VRM, Graco logo 334666B...
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Page 41: Pressure Pot
Parts Pressure Pot Pressure Pressure Pressure Pot Pot Parts Parts List List Pressure Pressure Parts List Part Description Part Description Ref. Ref. Ref. Part Part Description Description Qty. Qty. Qty. Ref. Ref. Ref. Part Part Description Description Qty. Qty. Qty. PRESSURE POT, blast, KIT, pressure pot, 6.5 cubic ft. -
Page 42: Hose Schematic
Hose Schematic Hose Schematic Schematic Hose Hose Schematic Ref. Ref. Ref. Part Part Part Cut Length Length Length Ref. Ref. Ref. Part Part Part Cut Length Length Length 42.0 in. 32.0 in. EQ1296 EQ1883 EQ1882 16.0 in. EQ1883 20.75 in. EQ1273 12.25 in. -
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 Skid Skid Systems Skid Systems Systems Model Model Model Series Series Series Package Package Package (blast (blast hose (blast... -
Page 44: Mobile/Skid Units
Vapor Abrasive Blast Systems and Accessories Mobile/Skid Units Units Mobile/Skid Mobile/Skid Units Model Series Description Model Model Series Series Description Description EQ100M 100 Series Mobile unit, bare package Mobile unit, complete package, electric blast control EQ10EM 100 Series EQ10PM 100 Series Mobile unit, complete package, pneumatic blast control Model Model... -
Page 45: Hoses
Vapor Abrasive Blast Systems and Accessories Hoses Hoses Hoses Model Model Model Description Description Description Type Type Type Length Length Length Blast Control Control ID ID ID Model Model Model Blast Blast Control EQ5237 Blast Hose Extension 15 m (50 ft) Pneumatic 1.0 in. -
Page 46: Common Spare Parts
Vapor Abrasive Blast Systems and Accessories Common Spare Spare Parts Parts Common Common Spare Parts Model Description Model Model Description Description 17B186 KIT, repair, pump KIT, gasket, hose coupler 17C124 17C125 KIT, gasket, quick coupler 17C127 KIT, repair, diaphragm valve (EQ300) 17C128 KIT, repair, diaphragm valve (EQ100, EQ600) 17C129... -
Page 47: Dimensions
Dimensions Dimensions Dimensions Dimensions 334666B... -
Page 48: Technical Specifications
Technical Specifications Technical Specifications Specifications Technical Technical Specifications Metric EQ200T EQ200T EQ200T U.S. 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 1 in. -
Page 49: Notes
Notes Notes Notes Notes 334666B... -
Page 50: Components
Graco warrants all equipment referenced in this document which is manufactured by Graco and bearing the Graco or 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.