Graco EcoQuip 2 EQs Series Instructions Manual
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Graco EcoQuip 2 EQs Series Instructions Manual

Trailer unit vapor abrasive blast system
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Instructions
™
EcoQuip 2
Vapor Abrasive Blast System
Vapor abrasive blast system for coating removal and surface preparation.
For professional use only.
175 psi (12.06 bar, 1.2 MPa) Maximum Working Pressure
See page 4 for models and approval information.
Important Safety Instructions
Read all warnings and instructions in this
manual before using this equipment.
Save these instructions.
EQs, EQc, and EQ Trailer Unit
3A7467D
EN

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  • Page 1 Instructions ™ EcoQuip 2 EQs, EQc, and EQ Trailer Unit 3A7467D Vapor Abrasive Blast System Vapor abrasive blast system for coating removal and surface preparation. For professional use only. 175 psi (12.06 bar, 1.2 MPa) Maximum Working Pressure See page 4 for models and approval information. Important Safety Instructions Read all warnings and instructions in this manual before using this equipment.

  • Page 2: Table Of Contents

    California Proposition 65 ....67 Graco Standard Warranty ....68...

  • Page 3: Related Manuals

    Related Manuals Related Manuals Manual in English Description EcoQuip EQm Vapor Abrasive 3A3489 Blast System ™ 313840 DataTrak 333397 Pump 335035 Air Inlet Kit 309474 Low Pressure Fluid Regulators 3A3470 Hose Rack Kit 3A3838 Nozzle Pressure Verification Kit 3A3839 Nozzle Extension Handle Kit 3A3970 Water Dose Kit 3A7467D...

  • Page 4: Models

    Models Models EcoQuip 2 Vapor Blast Systems Blast Control Part Model Series Approvals Number Pneumatic Electric 262960   262961  II 2 G Ex ia h IIA T3 Gb X 262970   EQs Elite 262971  II 2 G Ex ia h IIA T3 Gb X 273200 ...

  • Page 5: Series Change Information

    Models Series Change Information The EcoQuip pressure pot has been updated with a new pop-up assembly and the addition of a quick drain ball valve assembly to simplify the process for filling and draining the pot. Non-ATEX Systems Series D (262960, 262970, 273200, 273204) ATEX System Series C (262961, 262964, 262971, 262974, 273201, 273209, 273207,...

  • Page 6: Packages

    Packages Packages NOTE: Packages include a blast hose with electric or pneumatic blast controls and a tool kit. EcoQuip 2 Vapor Blast System Packages Blast Control Included Model Package Blast Hose Nozzle System Pneumatic Electric 262962  262960 #8 High 262963 100ft, 1.25 in.

  • Page 7: 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. Product-specific hazard symbols and warnings not covered in this section may appear throughout the body of this manual where applicable.
  • Page 8 Warnings WARNING EQUIPMENT MISUSE 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 of temperature rating of the lowest rated system component.
  • Page 9 Warnings WARNING MOVING PARTS HAZARD Moving parts can pinch, cut, or amputate fingers and other body parts. • Keep clear of moving parts. • Do not operate equipment with protective guards or covers removed. • Pressurized equipment can start without warning. Before checking, moving, or servicing equipment, follow the Pressure Relief Procedure and disconnect all power sources.

  • Page 10: Component Identification

    Component Identification Component Identification 3A7467D...

  • Page 11: Mediatrak Controls

    Component Identification MediaTrak Controls Key: Frame Blast Control Switch Blast Nozzle Blast Hose Pop-up Handle Water Tank Water Tank Lid Pot Dump Valve Pressure Relief Valve Pot Pressure Gauge Abrasive Ball Valve Inlet Ball Valve Key: Control Box Power Key Emergency Stop Cycle/Rate Blast Air Regulator...

  • Page 12: Installation

    Lift the system using the lift eyes shown on the (237686). appropriate illustration. Air and fluid hoses: Use only genuine Graco EQs and EQs Elite Models: conductive blast hoses with a maximum of 150 ft (45 m) combined blast hose length to ensure grounding continuity.

  • Page 13: Blast Hose Control Selection

    Installation Blast Hose Control Selection Pinch Hose Inspection Make sure to use the correct type of blast control. Either Inspect the pinch hose at the start of each job looking an electric or pneumatic blast control switch can be for “bubbles” in the outer casing. If bubbles in the casing used with hose lengths less than 150 ft (45 m).

  • Page 14: Connect The Blast Hose And Air Hose

    Installation Connect the Blast Hose and Air 3. Connect an appropriately sized air supply hose to the air inlet and install coupler pins. See Technical Hose Specifications, page 64. 1. ATEX models only: Connect the grounding cable to the external ground stud on the enclosure, then connect the clamp to a true earth ground.

  • Page 15: Connect The Water Supply

    Installation Connect the Water Supply Failure to fully secure the blast hoses may cause hoses to detach during operation. To help prevent serious injury from flying debris, always install the NOTE: Only connect the water hose for EQc systems. blast hose restraints and coupler pins. Connect to a water supply hose with a minimum ID of 5.

  • Page 16: Setup

    Setup Setup Fill the Water Tank 3. Turn the selector valve to OFF. 1. Fill the water tank with fresh water only, then open the inlet ball valve (N). 4. Disengage the emergency stop (Q). 2. Close the rinse ball valve (X) and abrasive ball valve (M).

  • Page 17: Fill Pot With Abrasive Media

    Setup Fill Pot with Abrasive Media 7. Prepare the pot to accept media: To fill an empty pot: Fill approximately half the pot (E) with water, until the water drains from the quick drain valve (ZL). Shut the quick drain valve.

  • Page 18: Pressurize The Pot

    Setup 9. For systems with water tank only: If the water 5. Pull upwards on the pot seal plunger (F). Hold until tank (G) is less than halfway full, fill the tank with the pot pressure on the pot pressure gauge (L) rises fresh water.

  • Page 19: Operation

    Operation Operation 5. Verify that the supply pressure gauge (ZC) reads 0 psi. Then disconnect the air inlet hose from the system. This equipment may introduce dust and debris into the air. To help prevent serious injury from flying debris, always wear personal protective equipment while operating the equipment.

  • Page 20: Adjust Blast Pressure

    Operation Adjust Blast Pressure Adjust Abrasive Media 1. Perform the Adjust Blast Pressure procedure, page 20. 2. Open the abrasive media ball valve (M). Trigger the To avoid injury due to a spray from wet media from blast control switch (B). the pot, always Pressurize the Pot before opening the abrasive ball valves (M) and engaging the blast control switch (B).

  • Page 21: Refill Pot With Media

    Operation Refill Pot with Media Optimize the Abrasive Metering Value As abrasive media leaves the pot during blasting, follow the Fill Pot with Abrasive Media procedure, page 17. To optimize performance, use the High Production or NOTE: If the pot loses pressure, follow the Pressurize Media Efficient lines on the charts.

  • Page 22: General Application Guides

    Operation General Application Guides General Application Guide (Steel) Steel Typical Setting High Production Media Efficient Blast Pressure (psi) General Application Guide (Concrete/Masonry) Concrete/Masonry Typical Setting High Production Media Efficient Blast Pressure (psi) General Application Guide (Fiberglass) Fiberglass Typical Setting High Production Media Efficient Blast Pressure (psi) ti28396b...

  • Page 23: Nozzle Selection Guide

    Operation Nozzle Selection Guide Use the Blast Pressure vs. Air Flow Guide to determine which nozzle to use to achieve the desired blast pressure based on compressor output. Blast Pressure vs. Air Flow Guide #6HP CFM #7 CFM #7HP CFM #8 CFM #8HP CFM #10 CFM...

  • Page 24: Use The Wash Feature

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

  • Page 25: Standby

    Operation Standby Shutdown 1. Close the abrasive ball valve (M). NOTICE To prevent material from packing out and damaging blast hose, ensure that the abrasive ball valve is fully closed before shutting off your air compressor. 1. When you have finished blasting, use the wash feature to flush all abrasive from the blast hose.

  • Page 26: Drain The Pot

    Operation Drain the Pot 5. Place a bucket under the camlock coupler. 6. Turn the selector valve (W) to WASH to run water 1. Before draining the pot (E), verify that the through the camlock coupler and gasket. Pressurize the Pot procedure has been completed (see page 18).

  • Page 27: Winterize The Equipment

    Operation Winterize the Equipment 4. Turn the selector valve to WASH and open the rinse ball valve. While holding the rinse hose over the pot, run the pump until windshield wash comes out of the rinse hose. NOTICE Vapor abrasive blasters must be winterized to avoid damage to the equipment whenever there is a possibility of freezing temperatures during storage.

  • Page 28: Clean The Water Tank

    Operation Clean the Water Tank Use the Water Dose Meter 1. Perform the Pressure Relief Procedure procedure, The water dose meter is a feature that allows the user to page 19. adjust how wet the blast will be during operation. 2.

  • Page 29: Troubleshooting

    Troubleshooting Troubleshooting Problem Cause Solution Unable to fill or The emergency stop Disengage the emergency stop (Q). pressurize the pot with (Q) is engaged. water. The air supply is Make sure the air compressor is capable of suppling the minimum inadequate.
  • Page 30 Troubleshooting Problem Cause Solution The blast hose recoils The abrasive ball valve See Shutdown, page 25, step 2. heavily when the blast was left open during control switch (B) is shut down. engaged. Large slugs The abrasive ball valve With the pot pressurized and the abrasive ball valve closed, of abrasive and water is worn.
  • Page 31 Troubleshooting Problem Cause Solution No blast air flow when The emergency stop Disengage the emergency stop (Q). the blast control (Q) is engaged. switch (B) is engaged. The air supply is Make sure the air compressor is capable of supplying the minimum The water pump does inadequate.
  • Page 32 Troubleshooting Problem Cause Solution While in BLAST The abrasive ball valve See Connect the Water Supply, page 15. mode, with the blast is closed. control switch (B) The abrasive metering See Connect the Water Supply, page 15. engaged, air is flowing valve is not properly from the nozzle but set.
  • Page 33 Troubleshooting Problem Cause Solution The blast control The air supply is Make sure the air compressor is capable of supplying the minimum switch (B) is not inadequate. air flow requirements for your system. See Technical engaged, but blasting Specifications, page 64. Makes sure the air inlet pressure gauge occurs.
  • Page 34 Troubleshooting Problem Cause Solution The blast spray The air supply is Make sure the air compressor is capable of supplying the pattern is sputtering or inadequate. minimum air flow requirement for your system. See Technical irregular. Specifications, page 64. Make sure the air inlet pressure gauge reads 100-175 psi (6.8-12 bar, 0.68-1.2 MPa).

  • Page 35: Repair

    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 1. Unscrew cable from the back of the reed switch assembly.

  • Page 36: Replace The Datatrak Fuse

    To reduce the risk of fire and explosion, the fuse must be replaced in a non-hazardous location. Fuse Use only an approved replacement fuse (see table). Use of an unapproved fuse will void Graco's warranty. Replace Fuse 1. Remove the screw, metal strap, and plastic holder.

  • Page 37: Replace The Pinch Hose

    Repair Replace the Pinch Hose Install the Pinch Hose 1. Reinstall the check valve, ensuring proper Remove the Pinch Hose orientation. Assemble the valve with the plunger facing the bent manifold. 2. Place both hose clamps (C1, C2) on the pinch hose (PH).

  • Page 38: Parts

    Parts Parts EQs Parts Apply thread sealant to all non-swivel pipe threads. Torque to 15 +/- 2 ft-lb (20.3 +/- 2.7 N•m). Apply anti-seize to threads. 3A7467D...
  • Page 39 Parts EQs Parts List Ref. Part Description Qty. Ref. Part Description Qty. 53‡ ------- BOLT, button hd, 3/8-16 x 2.75 25P253 BASE, standard, frame, tank 25D032 DOOR, enclosure, lg EQ1907 CAP, vented, water tank, lid 56 ------- GASKET, door, vertical 17D790 KIT, replacement, gasket, 57...
  • Page 40 Parts EQs (continued) Apply thread sealant to all non-swivel pipe threads. Torque to 15 +/- 2 ft-lb (20.3 +/- 2.7 N•m). Apply anti-seize to threads. Apply anti-seize to enclosure mounting studs. Torque to 60 +/- 5 ft-lb (81.3 +/- 6.7 N•m) with pot pressurized.
  • Page 41 Parts EQs Parts List (continued) Ref. Part Description Qty. Ref. Part Description Qty. 1mm 17R930 FITTING, nipple, reducing, ------- FRAME, EcoQuip 2 1 x 1/2, sst 17K048 TANK, EcoQuip 2, polyethylene ------- MANIFOLD, dump 17L636 BRACKET, sst, tank, lg, 17L320 GAUGE, pressure, fluid EcoQuip 2 17L622...

  • Page 42: Eqc And Eq200T / Eq400T Models

    Parts EQc and EQ200T / EQ400T Models Apply thread sealant to all non-swivel pipe threads. Apply anti-seize to enclosure mounting studs. Apply anti-seize to threads. Torque to 25–30 ft-lb (34-40.6 N•m). Torque to 60 +/- 5 ft-lb (81.3 +/- 6.7 N•m) with pot The handway gasket must be assembled centered and flat pressurized.
  • Page 43 Parts EQc and EQ200T / EQ400T Parts List Ref. Part Description Qty. Ref. Part Description Qty. 17L332 STRAINER, in-line, -------- PRESSURE POT, abrasive media, 80 x 80 mesh, 3/4 npt 6.5 cu ft 166469 NIPPLE, pipe hex 17L310 SEAL, o-ring 36...

  • Page 44: Eq200T Parts

    Parts EQ200T Parts Apply thread sealant to all non-swivel pipe threads. 3A7467D...
  • Page 45 Parts EQ200T Parts List Ref. Part Description Qty. Ref. Part Description Qty. 15* 190724 NIPPLE, sst ------- TRAILER, GL7, electric brakes 17* EQ1848 HOSE, water, 3/4 in. ID ------- COMPRESSOR, 210 cfm, 17K877 HOSE, air, trailer system, GL7 skid mount 128934 FITTING, swivel, elbow, 17L039 CABLE, battery, deadman, trailer 1-1/2 npt, cs...

  • Page 46: Eq400T Parts

    Parts EQ400T Parts Apply thread sealant to all non-swivel pipe threads. 3A7467D...
  • Page 47 Parts EQ400T Parts List Ref. Part Description Qty. Ref. Part Description Qty. EQ1846 COUPLER, 3/4 EQ(f), 3/4 npt(m), ------- TRAILER, GL12, STD, electric brass brakes 190724 NIPPLE, sst ------- COMPRESSOR, 400 cfm, EQ1848 HOSE, inlet, water, 36 in. skid mount, T4f 17K878 HOSE, air, trailer system, GL10 17L039 CABLE, battery, deadman, trailer 128934 FITTING, swivel, elbow, 1-1/2...

  • Page 48: Enclosure Box Parts

    Parts Enclosure Box Parts Torque fitting with pump outlet fitting to 35–40 ft-lb (47.4–54.2 N•m). Apply thread sealant to needle valve knob screw when reassembling. Align knob with ‘D’ facing up when in closed position. Apply thread sealant to selector valve handle set screw when reassembling. 3A7467D...
  • Page 49 Parts Enclosure Box Parts List Ref. Part Description Qty. Ref. Part Description Qty. EQ1115 BULKHEAD, connector, union, 25D020 PANEL, enclosure, EQs Elite 3/8 in. 25D022 PANEL, enclosure, EQs Standard 112268 SWIVEL, union 3 17L807 LABEL, notice 17L324 REGULATOR, pressure, water, ------- BRACKET, pump 185 psi (includes 75)
  • Page 50 Parts Enclosure Box Parts (continued) Apply thread sealant to emergency stop valve stem when reassembling the red knob. 3A7467D...
  • Page 51 Parts Enclosure Box Parts List (continued) Ref. Part Description Qty. Ref. Part Description Qty. 127917 NUT, flange, serrated, 1/4-20, ss ------- BRACKET, EcoQuip, DataTrak 17C001 GASKET, EcoQuip, DataTrak 17K057 ENCLOSURE, DataTrak, 128502 SCREW, pan, type F, #10-24, EcoQuip 3/8, sst 121022 FITTING, elbow, male 1/4 npt 110318 REGULATOR, air, 1.25 in.

  • Page 52: Enclosure Parts

    Parts Enclosure Parts Apply anti-seize to threads on clamp (60). Align the nuts Assemble valve (17) with plunger facing the bent manifold pointing towards the front of the enclosure. Torque nuts to 15 (16). +/- 2 ft-lb Apply anti-seize to threads on clamp (62). Align the nuts (20.3 +/- 2.7 N•m).
  • Page 53 Parts Enclosure Parts List Ref. Part Description Qty. Ref. Part Description Qty. 17F436 MANIFOLD, blast circuit, 1.5, 17K052 VALVE, pinch bottom ------- SEAL, wiper 680454 GASKET, sanitary fitting ------- SEAL, o-ring ------- MANIFOLD, slurry, 121022 FITTING, elbow, male, 1/4 npt barb/cam-lock 17G574 NUT, bulkhead, 2-1/4, sst 128638 FITTING, ptc, straight, 3/8...

  • Page 54: Blast Hoses

    Parts Blast Hoses For Use with Mini Electric Plugs Ref. Part Description Qty. 17L274 HOLDER, 1.25 in. Electric, 50 ft 17L276 HOLDER, 1.0 in. 26A024 (1.25 in.), 26A074 (1.0 in.) 17L273 COUPLER, 1.25 in. 17L275 COUPLER, 1.0 in. 17D788 HANDLE, blast control switch, pneumatic 17L331 HANDLE, switch, electric 24X746 HOSE, pneumatic, control, blast...
  • Page 55 Parts For Use with Standard Electric Plugs Ref. Part Description Qty. 17L274 HOLDER, 1.25 in. Electric, 50 ft 17L276 HOLDER, 1.0 in. 28A024 (1.25 in.), 28A074 (1.0 in.) 17L273 COUPLER, 1.25 in. 17L275 COUPLER, 1.0 in. 17D791 HANDLE, switch, electric 17F506 CABLE, blast control 17L472 HOSE, blast, 1.25 in.

  • Page 56: Vapor Abrasive Blast Systems And Accessories

    Vapor Abrasive Blast Systems and Accessories Vapor Abrasive Blast Systems and Accessories 50 ft (15 m) Blast Hoses with Control Hose/Cable Electric Plug ATEX Part Blast Control Type Coupler 1 Coupler 2 Approved 26A077 1.0 in. Pneumatic 26A076 1.0 in. Electric Mini 2-prong coupler, brass...

  • Page 57: Nozzles

    Vapor Abrasive Blast Systems and Accessories Nozzles Part Description Length Thread Size 17J859 Nozzle, #7 standard 7.8 in. 17J860 Nozzle, #8 standard 8.8 in. 17J861 Nozzle, #10 standard 9.0 in. 17J862 Nozzle, #12 standard 9.0 in. 50 mm Contractor Thread (2 in.

  • Page 58: Common Spare Parts

    Vapor Abrasive Blast Systems and Accessories Part Description 24Z156 KIT, tool box with insert 17L624 KIT, gaskets, small door 17L625 KIT, gaskets, large door 17K046 KIT, pressure pot, 6.5 cubic ft 17D686 KIT, door stay EQ1907 LID, tank, 5 in., vented, 2-way 19Y238 KIT, cable plug upgrade Common Spare Parts...

  • Page 59: Tubing Schematic

    Tubing Schematic Tubing Schematic Cut Length inches (mm) Ref. Part Color, Tube Size EQs Elite EQ1273 Natural, 3/8 in. OD 12.25 (311) 12.25 (311) EQ1273 Natural, 3/8 in. OD 17 (432) 17 (432) EQ1273 Natural, 3/8 in. OD 19 (483) 19 (483) EQ1273 Natural, 3/8 in.

  • Page 60: Dimensions

    Dimensions Dimensions EQs and EQs Elite Models EQc Models 3A7467D...

  • Page 61: Eq Trailer Models

    Dimensions EQ Trailer Models EQ200T EQ400T 3A7467D...

  • Page 62: Trailer Kit Compressor Installation Guidelines (279960, 279970)

    2. The compressor must be mounted down the compressor. lengthwise center-line of the trailer. NOTE: Graco is not responsible for damage caused by or related to the mounting of the compressor. 3. The exhaust point must be pointed away from the EcoQuip unit.
  • Page 63 Dimensions GL12 Trailer (279970) Maximum allowable compressor weight: 7414 lb (3363 kg) Recommended compressor size: 400 cfm 3A7467D...

  • Page 64: Technical Specifications

    Technical Specifications Technical Specifications EQs Elite EcoQuip 2 EQs and EQs Elite Metric Maximum Fluid Working Pressure 175 psi 10.3 bar, 1.03 MPa Operating Temperature 35°–110° F 1.6°–43.3° C Recommended Compressor Size+ 185–900 CFM 5.24–25.5 m3/min 31.75 mm ID Blast Hose Size (supplied) 1.25 in.

  • Page 65: Eqc And Eqc Elite

    Technical Specifications EQc and EQc Elite EcoQuip 2 EQc and EQc Elite Metric Maximum fluid working pressure 175 psi 10.3 bar, 1.03 MPa Operating Temperature 35°–110° F 1.6°–43.3° C Recommended Compressor Size+ 185–900 CFM 5.24–25.5 m3/min 31.75 mm ID Blast Hose Size 1.25 in.

  • Page 66: Eq200T Elite

    Technical Specifications EQ200T Elite EcoQuip 2 EQ200T Elite Metric Maximum Working Pressure 100 psi 6.89 bar, 0.69 MPa Operating Temperature 35°–110° F 1.6°–43.3° C 31.75 mm ID Blast Hose Size 1.25 in. ID Abrasive Capacity* 880 lb 400 kg Pressure Pot Volume 6.5 cubic feet 184 liters Water Tank Volume...

  • Page 67: Eq400T Elite

    Technical Specifications EQ400T Elite EcoQuip 2 EQ400T Elite Metric Maximum Working Pressure 150 psi 10.3 bar, 1.03 MPa Operating Temperature 35°–110° F 1.6°–43.3° C 31.75 mm ID Blast Hose Size 1.25 in. ID Abrasive Capacity* 880 lb 400 kg Pressure Pot Volume 6.5 cubic feet 184 liters Water Tank Volume...

  • Page 68: Graco Standard Warranty

    With the exception of any special, extended, or limited warranty published by Graco, Graco will, for a period of twelve months from the date of sale, repair or replace any part of the equipment determined by Graco to be defective.

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