Graco M680 Instructions-Parts List Manual
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Graco M680 Instructions-Parts List Manual

Graco M680 Instructions-Parts List Manual

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Instructions - Parts List
M680 Pump
Designed for spraying high viscosity materials, such as mortars, mastics, and epoxies.
For professional use only.
Model 262921
1000 psi (7 MPa, 70 bar) Maximum Working Pressure
100 psi (0.7 MPa, 7 bar) Maximum Air Inlet Pressure
Important Safety Instructions
Read all warnings and instructions in this
manual and all supplied manuals. Save all
instructions.
332650A
EN
ti22250a
II 2 G

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Summary of Contents for Graco M680

  • Page 1 Instructions - Parts List M680 Pump 332650A Designed for spraying high viscosity materials, such as mortars, mastics, and epoxies. For professional use only. Model 262921 1000 psi (7 MPa, 70 bar) Maximum Working Pressure 100 psi (0.7 MPa, 7 bar) Maximum Air Inlet Pressure...

  • Page 2: Table Of Contents

    Graco Standard Warranty ....16 Graco Information ......16...

  • Page 3: Warnings

    Warnings Warnings The following warnings are for the setup, use, grounding, maintenance, and repair of this equipment. The exclama- tion 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 4 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 or temperature rating of the lowest rated system com- ponent.

  • Page 5: Installation

    Installation Installation Grounding To maintain grounding continuity when flushing or relieving pressure: hold metal part of the applicator firmly to the side of a grounded metal pail, then trigger the applicator. The equipment must be grounded to reduce the risk Accessories of static sparking.

  • Page 6: Flush Before Using Equipment

    Installation Fluid Line • Fluid drain valve: required in your system, to relieve fluid pressure in the hose and applicator. NOTICE To prevent material hardening in the fluid drain valve, flush the fluid drain valve after every time it is used.

  • Page 7: Operation

    Operation Operation Pressure Relief Procedure Shutdown Follow the Pressure Relief Procedure whenever you see this symbol. NOTICE Never leave water or water-based fluid in pump This equipment stays pressurized until pressure is overnight. If you are pumping water-based fluid, manually relieved. To help prevent serious injury from flush with water first, then with a rust inhibitor, such pressurized fluid, such as skin injection, splashing as mineral spirits solvent (also called white spirit).

  • Page 8: Flushing

    Maintenance Maintenance Flushing Lubrication If you are pumping fluid which dries, hardens, or sets up, flush the system with a compatible solvent as often as necessary to prevent build up of dried fluid in the pump This equipment stays pressurized until pressure is or hoses.

  • Page 9: Troubleshooting

    Loose or broken pump parts. Disassemble, check, repair. Pump operates, but output is low. Insufficient air supply. Increase. See M680 Pump Perfor- mance Chart on page 15 for required air pressure and flow for desired pump output. Exhausted fluid supply.

  • Page 10: Repair

    5. Reconnect the ground wire if it was disconnected. 1. Flush the pump. Perform Flushing, page 8. 6. Fill the wet-cup 1/2 full of Graco Throat Seal Liquid 2. Perform Pressure Relief Procedure, page 7. (TSL).

  • Page 11: Parts

    Parts Parts Torque together to 50-60 ft-lb. Torque together to 145-155 ft-lb. Apply medium strength thread locker. Part Description M34LN0 MOTOR, air --- Not for sale. 16U817 ROD, tie ▲ Replacement Danger and Warning labels, tags, and 24R253 LOWER, pump cards are available at no cost.
  • Page 12 Parts 332650A...

  • Page 13: Pump Mounting Hole Diagram

    Pump Mounting Hole Diagram Pump Mounting Hole Diagram Three 5/8-11 tie rod holes 5.906 in. Two M8 4 in. (150 mm) (102 mm) mounting holes bolt circle ti12740a 3.1 in. (78 mm) 5.250 in. (133 mm) Four M8 X 1.25 optional mounting holes 3.1 in.

  • Page 14: Technical Data

    Technical Data Technical Data M680 Pump Metric Maximum fluid working pressure 1000 psi 7 MPa, 70 bar Maximum Air Inlet Pressure 100 psi 0.7 MPa, 7 bar Pressure Ratio (Fluid to Air 10:1 Air Motor Piston Diameter 7.5 in. 191 mm Stroke Length 4.75 in.

  • Page 15: M680 Pump Performance Chart

    Technical Data M680 Pump Performance Chart NOTE: Tested using 30-weight oil. Pump Cycles Per Minute 1000 Air Consump- Pump Outlet tion in Stan- Fluid Pressure dard Cubic in psi (see lines Feet Per Min- A, B, C, D) ute (see lines...

  • Page 16: 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 manual is also suitable for:

262921

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