Graco 262927 Instructions Manual
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Graco 262927 Instructions Manual

Graco 262927 Instructions Manual

Mortar sprayer
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Instructions - Parts
ToughTek
ToughTek M680a
ToughTek
M680a Mortar
M680a
High performance,
performance, high
high output
High
High
performance,
high
and
and
and epoxies.
epoxies. For
epoxies.
For
For professional
professional use
professional
Important Safety
Important
Important
Safety Instructions
Safety
Read all warnings and instructions in all manuals. Save
instructions.
instructions.
instructions.
See page 6 for models and approvals
information.
1000 psi (7 MPa, 69 bar) Maximum
Fluid Working Pressure
150 psi (1.0 MPa, 10 bar) Maximum Air
Inlet Pressure
100 psi (0.7 MPa, 7 bar) Maximum
Pump Air Regulator Pressure
Mortar
Mortar Sprayer
output spray
spray packages
packages for
output
spray
packages
use only.
use
only.
only.
Instructions
Instructions
PROVEN QUALITY. LEADING TECHNOLOGY.
Sprayer
Sprayer
for high
high viscosity
viscosity materials,
materials, such
for
high
viscosity
materials,
Save all all all
Save
332612C
such as as
as mortars,
mortars, mastics,
mastics,
such
mortars,
mastics,
EN

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Summary of Contents for Graco 262927

  • Page 1 Instructions - Parts ToughTek ToughTek ToughTek M680a M680a Mortar M680a Mortar Mortar Sprayer Sprayer Sprayer 332612C High performance, performance, high high output output spray spray packages packages for for high high viscosity viscosity materials, materials, such such as as as mortars, mortars, mastics, mastics, High...

  • Page 2: Table Of Contents

    Technical Specifications........45 Applicator) ..........24 Air Flow Valve Adjustment ......24 Graco Standard Warranty........48 Related Manuals Manuals Related Related Manuals Manuals are available at www.graco.com. Component manuals in English: Manual Manual Manual Description Description Description 332651 Mortar Spraying Tips...

  • 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 EQUIPMENT EQUIPMENT EQUIPMENT MISUSE MISUSE HAZARD MISUSE 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 system component.
  • Page 5 Warnings Material Self Self - - - ignition ignition Material Material Self ignition Some materials may become self-igniting if applied too thick. Read material manufacturer’s warnings and material MSDS. Changing Materials Materials Changing Changing Materials NOTICE NOTICE NOTICE Changing the material types used in your equipment requires special attention to avoid equipment damage and downtime.

  • Page 6: Models

    Models Models Models Models Model Model Model Includes Includes Includes 9 9 9 : : : 262927 262927 262927 262909 262909 262909 262926 262926 262926 24T834 24T834 24T834 24T835 24T835 24T835 24T836 24T836 24T836 24T837 24T837 24T837 Pump installed on Cart ✔...
  • Page 7 Models Agency Approvals Approvals Agency Agency Approvals Model Model Model Certification Certification Certification 262927 262909 262926 24T834 II 2 G Ex h IIA T5 Gb 24T835 24T836 24T837 332612C...

  • Page 8: Component Identification

    Component Identification Component Identification Identification Component Component Identification Overview Overview Overview ti21568a Figure 1 Material Whip Hose Key: Key: Key: Air Supply to Applicator (for Air Assist and Air Motor ON/OFF Pilot Valve), shown Material Hopper disconnected Air Motor Return Air to Air Motor ON/OFF Pilot Valve Lower System Air Inlet Cart...

  • Page 9: Details

    Component Identification Details Details Details Detailed View Needle Valve for Air Assist Flow Control Figure 2 Air Supply Quick Disconnect to Applicator Key: Key: Key: Air Inlet Quick Disconnect (W) Air Inlet, 3/4 npt(f) Claw (Chicago) Fittings Fluid Outlet, 1 in. Male Camlock Fitting Packing Nut/Wet Cup under Spring Guard Bleed Type Master Air Valve (required) Air Assist Nozzle Position Adjustment...

  • Page 10: Mortar Spray Applicator

    Component Identification Mortar Spray Spray Applicator Applicator Mortar Mortar Spray Applicator Figure 3 Key: Key: Key: Needle Valve for Air Assist Flow Control Air Assist Shutoff Ball Valve Air Assist Air Line Air Needle (adjustable position) Air Needle Retaining Screw Fluid Housing Tip (Nozzle) Rubber Tip Retainer...

  • Page 11: Htx 680 (Internal Air) Applicator

    Component Identification HTX 680 680 (Internal (Internal Air) Air) Applicator Applicator (Internal Air) Applicator Figure 4 Key: Key: Key: Needle Valve for Air Assist Flow Control Air Assist Shutoff Ball Valve Air Assist Air Line Fluid and Air Manifold Tip (Nozzle) Tip Retainer Air Check Valve Fluid Inlet Swivel...

  • Page 12: System Components

    Component Identification System Components Components System System Components Air Regulator Regulator Adjustment Adjustment (F) Regulator Adjustment * Required system components. Adjusts air pressure to the motor and fluid outlet pressure of pump. Read air pressure on gauge (E). To avoid tipping over, ensure cart is on a flat and * * * Zero Zero Cavity Cavity Relief...

  • Page 13: Grounding

    Grounding Grounding Grounding Grounding 2. Connect the other end of the ground wire to a true earth ground. 3. Ground the object being sprayed, fluid supply container, and all other equipment in the work area. Follow your local code. Use only electrically conductive air and fluid hoses.

  • Page 14: Setup

    Setup Setup Setup Setup 9. Wrap blue, velcro, camlock retaining straps around each camlock connection to secure. Note Tools Tools Tools Required Required Required NOTE: This includes the two camlocks NOTE: NOTE: • Two adjustable wrenches between the hopper and pump lower, the camlock at the pump outlet, the camlocks •...

  • Page 15: Pressure Relief Procedure

    Pressure Relief Procedure Pressure Relief Relief Procedure Procedure Pressure Pressure Relief Procedure 4. Hold applicator firmly against a grounded metal Follow the Pressure Relief Procedure pail. Open the material ball valve (V) on the base whenever you see this symbol. of the applicator.

  • Page 16: Wet Out The System

    Wet Out the System Wet Out Out the the System System System 3. Partially fill the clean hopper with material flushing agent, depending on the material you will be spraying. 4. Turn air regulator adjustment knob (F) counterclockwise until it stops and gauge (E) NOTICE NOTICE NOTICE...
  • Page 17 Wet Out the System 8. Open the motor on/off pilot ball valve (G) located 10. Rotate the air regulator adjustment knob (F) on base of applicator. clockwise until pump begins to move slowly. ti21578a ti21570a Figure 14 Figure 16 9. Open bleed type master air valve (B). NOTICE NOTICE NOTICE...
  • Page 18 Wet Out the System 12. To stop dispensing, close the air motor on/off 13. If needed, drain remaining fluid from system. pilot ball valve (G) and the main bleed type NOTE: Materials that separate more easily may NOTE: NOTE: master air valve (B). require draining the remaining fluid from the system.

  • Page 19: Mix The Material

    Mix the Material Mix the the Material Material Material Note NOTE: It will take most of the first batch of NOTE: NOTE: material to fill the pump and hoses. Always wet out the pump, hose, and applicator before loading the mortar or epoxy material. See Wet Out the System, page Managing Mortar Mortar After...

  • Page 20: Prime With Mortar Or Epoxy

    Prime with Mortar or Epoxy Prime with with Mortar Mortar or or or Epoxy Epoxy Prime Prime with Mortar Epoxy 5. Fill the clean hopper with at least 4 gallons of the material to be sprayed. If using 60 ft of material hose, then fill with 6 gallons.
  • Page 21 Prime with Mortar or Epoxy 10. Open bleed type master air valve (B). 12. Continue running the pump until a steady stream of material comes from the applicator. ti21632a Figure 23 13. To stop dispensing, close the motor ON/OFF pilot ball valve (G). Do not close the fluid ball ti21574a valve (V) when the air motor is running.

  • Page 22: Spray

    Spray Spray Spray Spray Spraying Spraying Spraying NOTICE NOTICE NOTICE Do not operate the pump motor with the applicator material ball valve (V) closed. This may cause the pump or hose to pack out. Prevent Packout Packout Prevent Prevent Packout NOTICE NOTICE NOTICE...
  • Page 23 Spray 5. Install tip on applicator by stretching rubber 9. Adjust air motor regulator adjustment knob (F) retainer with a screwdriver or screwing on until desired material flow rate is achieved. Turn retainer, depending on your application kit. clockwise to increase pressure, counterclockwise to decrease pressure.

  • Page 24: Spray Adjustments

    Spray Adjustments (Mortar Spray Applicator) Spray Adjustments Adjustments (Mortar (Mortar Spray Spray Applicator) Applicator) Spray Spray Adjustments (Mortar Spray Applicator) Figure 28 Note Key: Key: Key: NOTE: NOTE: NOTE: Installing needle too far forward can restrict or completely block material flow. Needle Valve for Air Assist Flow Control This can result in the retainer (CF) blowing Air Assist Shutoff Ball Valve...

  • Page 25: Spray Techniques

    Spray Adjustments (Mortar Spray Applicator) Spray Spray Techniques Spray Techniques Techniques 3. Push screwdriver head against notch on applicator tip and pry nozzle retaining cap over lip until it snaps into place. 1. Test the spray pattern on cardboard. Hold the applicator 6-18 in.

  • Page 26: Spray Adjustments (Htx 680 Applicator)

    Spray Adjustments (HTX 680 Applicator) Spray Adjustments Adjustments (HTX (HTX 680 680 Applicator) Applicator) Spray Spray Adjustments (HTX Applicator) Figure 30 valve (M) for the minimum air flow necessary for a good pattern. Key: Key: Key: Air bleeds from the applicator nozzle whenever Needle Valve for Air Assist Flow Control the applicator air assist needle valve (M) is open.

  • Page 27: Flush

    Flush Flush Flush Flush 2. Remove applicator tip and retainer. NOTICE NOTICE NOTICE Failure to flush prior to material curing in the system will result in damage to system and may require replacement of all system parts in contact with the material. NOTICE NOTICE NOTICE...
  • Page 28 Flush 6. Open bleed type master air valve (B) to begin 11. Circulate clean water or solvent: dispensing. a. Fill the system hopper with clean water or solvent. ti21574a Figure 34 7. When the material level in the hopper is within a few inches of the material inlet at the bottom: ti21644a Figure 36...
  • Page 29 Flush Dispense into grounded metal waste 13. Disassemble and clean the pump at the end container until hopper is almost empty then of every day. The procedure takes about 10 close air motor pilot ball valve (G). minutes. See Disassemble and Clean the Pump (Daily), page k.

  • Page 30: Disassemble And Clean The Pump (Daily)

    Disassemble and Clean the Pump (Daily) Disassemble and and Clean Clean the the Pump Pump (Daily) (Daily) Disassemble Disassemble Clean Pump (Daily) Suggested Tools Tools Suggested Suggested Tools • 5/8 in. box end wrench or 5/8 in. socket and ratchet •...
  • Page 31 Disassemble and Clean the Pump (Daily) See the figure at the beginning of this section for part references. Inlet Elbow with Camlock Inlet Housing Clamp Disassemble and clean the pump at the end of every day. The procedure takes about 10 minutes. Inlet Housing Assembly Note Inlet Ball...
  • Page 32 Disassemble and Clean the Pump (Daily) 10. Disconnect pump rod (see the following figure): 9. Slide cylinder (BI) over rod (BF) with o-ring (BT) installed between outlet housing (BK) and a. Push piston rod protective spring up and cylinder (BI). away from coupling assembly (BF1-BF3).

  • Page 33: Shutdown

    Shutdown Shutdown Shutdown Shutdown Establish a preventive maintenance schedule by recording when and what kind of maintenance is needed, and then determine a regular schedule for checking your system. Daily Maintenance Maintenance Daily Daily Maintenance NOTICE NOTICE NOTICE To prevent rust, never leave water or water-based fluid in pump overnight.

  • Page 34: Corrosion Protection

    Maintenance Corrosion Protection Protection Cart Maintenance Maintenance Corrosion Corrosion Protection Cart Cart Maintenance Periodically lubricate the axle between points A and NOTICE NOTICE NOTICE B with lightweight oil. See the following figure. To prevent rust, never leave water or water-based Keep the cart clean by wiping up spills daily, using a fluid in pump overnight.

  • Page 35: Troubleshooting

    Troubleshooting Troubleshooting Troubleshooting Troubleshooting Output low low on on down-stroke. down-stroke. • Output Output down-stroke. Open or worn intake valve. – ♦ Clear or service intake valve. To prevent skin injection and splashing, never open a camlock hose or applicator fitting Output low low on on up-stroke.
  • Page 36 Troubleshooting Cannot open open or or or close close fluid fluid ball ball valve valve on on hose hose at at at Material is is is too too thick thick to to to push push through through hose hose without without •...

  • Page 37: Repair

    Repair Repair Repair Repair 7. Tighten tie rod nuts (44). 8. Connect pump rod. See figure shown previously in this section. 9. Connect small air tubes to air motor. To prevent skin injection and splashing, never open a camlock hose or applicator fitting while there is pressure in the fluid line.

  • Page 38: Parts

    Parts Parts Parts Parts ToughTek M680a M680a Systems Systems ToughTek ToughTek M680a Systems Assemble Assemble fitting Assemble fitting fitting (15) (15) (15) and and zero zero cavity zero cavity cavity relief relief relief Pack Pack Pack grease grease around grease around around the the end...
  • Page 39 Parts Quantity Quantity Quantity Description Description Description Ref. Ref. Ref. Part Part Part 24T834 24T835 24T836 24T837 262909 262926 262927 24T834 24T834 24T835 24T835 24T836 24T836 24T837 24T837 262909 262909 262926 262926 262927 262927 1 1 1 262914 262914 262914...
  • Page 40 Parts Quantity Quantity Quantity Description Description Description Ref. Ref. Ref. Part Part Part 24T834 24T835 24T836 24T837 262909 262926 262927 24T834 24T834 24T835 24T835 24T836 24T836 24T837 24T837 262909 262909 262926 262926 262927 262927 61** 61** 61** 16A448 16A448 16A448...
  • Page 41 Parts Air Controls Controls Controls ti22050a Apply Apply Apply pipe pipe sealant pipe sealant to to to all all all non sealant non- - - swiveling swiveling swiveling pipe pipe threads. pipe threads. threads. Assemble one one end end of of of lanyard lanyard between between ball ball valve...
  • Page 42 Parts Zero Cavity Cavity Relief Relief Valve, Valve, 16W513 16W513 Zero Zero Cavity Relief Valve, 16W513 ti22051a Use assembly assembly tool tool 15T630 15T630 to to to install install seal seal Apply lithium lithium grease grease to to to seal, seal, thread, thread, and assembly...
  • Page 43 Parts Hose Bundles Bundles Hose Hose Bundles Quantity Quantity Quantity 24U331 24U331 24U331 (38 24T852 24T852 (25 24T852 24T854 (35 24R254 (25 ft ft ft air air hose hose ft ft ft air air hose hose 24T854 24T854 24R254 24R254 hose hose Description...

  • Page 44: Accessories

    Accessories Accessories Accessories Accessories Pole Pole Pole Applicator, Applicator, 24T946 Applicator, 24T946 24T946 Ideal for spraying in long-reach, open areas and low-pressure spraying of materials that packout easily and that will be finish-troweled. The pole applicator is similar to the Flexible Applicator, but with a pipe in place of the hose.

  • Page 45: Technical Specifications

    Technical Specifications Technical Specifications Specifications Technical Technical Specifications Mortar Mortar Mortar and and Epoxy Epoxy Sprayer Epoxy Sprayer Sprayer Package Package Package U.S. U.S. U.S. Metric Metric Metric Maximum Working Pressure 1000 psi 7 MPa, 70 bar Maximum Air Inlet Pressure 100 psi 0.7 MPa, 7 bar 0.85 cubic meters per minute...
  • Page 46 Technical Specifications ToughTek M680a M680a Performance Performance Chart Chart ToughTek ToughTek M680a Performance Chart (with (with 30–weight (with 30–weight oil) 30–weight oil) oil) Pump Cycles Per Minute 1000 Pump Air Flow in Outlet Fluid Standard Pressure in Cubic Feet Per Minute Flow Rate in Gallons Per Minute Description Description...
  • Page 47 Technical Specifications ToughTek M680a M680a Applicator Applicator Air Air Consumption Consumption ToughTek ToughTek M680a Applicator Consumption (100 psi feed to the machine) Standard Cubic Feet Per Minute of Air (Cubic Meters Per Hour) Needle Valve Turns Open from Closed 332612C...

  • Page 48: 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. This warranty applies only when the equipment is installed, operated and maintained in accordance with Graco’s written recommendations.

This manual is also suitable for:

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