Graco Magnum SR7 Operation
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Graco Magnum SR7 Operation

Graco Magnum SR7 Operation

Airless sprayer
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Operation
SR7 Airless Sprayer
- For portable spray applications of architectural paints and coatings -
IMPORTANT SAFETY INSTRUCTIONS.
Read all warnings and instructions in this
manual. Save these instructions.
Model: 261810, Series A
Maximum Working Pressure: 3000 psi (21 MPa, 207 bar)
Dispense Rate: 0.31 gpm (1.17 lpm)
Includes:
Gun: SG10
Hose: 1/4 inch x 35-ft. (6.4 mm x 11 m)
Specifications
This equipment is not intended for use with flammable or
combustible materials used in places such as cabinet shops
or other "factory" or fixed locations. If you intend to use this
equipment in this type of application, you must comply with
NFPA33 and OSHA requirements for the use of flammable
and combustible materials.
Graco Inc. P.O. Box 1441 Minneapolis, MN 55440-1441
Copyright 2007, Graco Inc. is registered to I.S. EN ISO 9001
The manual provided with this
sprayer contains
English, Español and Français.
Visit our website;
http://M
ti9193a
.Graco.com
AGNUM
311984A
ti9338a
ti9208a

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Summary of Contents for Graco Magnum SR7

  • Page 1 NFPA33 and OSHA requirements for the use of flammable and combustible materials. ti9338a ti9193a ti9208a Graco Inc. P.O. Box 1441 Minneapolis, MN 55440-1441 Copyright 2007, Graco Inc. is registered to I.S. EN ISO 9001...
  • Page 2 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. Refer back to these warnings. Additional, product specific warnings may be found throughout the body of this manual where applicable.
  • Page 3 Read fluid and solvent manufacturer’s warnings. For complete information about your material, request MSDS from distributor or retailer. • Check equipment daily. Repair or replace worn or damaged parts immediately with genuine Graco replacement parts only. • Do not alter or modify equipment.

  • Page 4: Installation

    Installation Installation Smaller gauge or longer extension cords may reduce sprayer performance. Grounding and Electric Fluid supply container: follow local code. Requirements Solvent pails used when flushing: follow local code. Use only conductive metal pails, placed on a grounded surface such as concrete. Do not place the pail on a nonconductive surface, such as paper or cardboard, which interrupts grounding continuity.

  • Page 5: Component Identification

    Component Identification Component Identification Power Switch Turns sprayer ON and OFF. Prime/Spray Valve • PRIME position (pointing down) directs fluid to prime tube. • SPRAY position (pointing forward) directs pressurized fluid to paint hose. • Automatically relieves system pressure in overpressure situations. Pressure control knob Increases (clockwise) and decreases (counter-clockwise) fluid pressure in pump, hose and spray gun.
  • Page 6 Component Identification ti9763a ti9951a ti9950a ti9213a ti9312a ti9257a ti9208a ti9338a 311984A...

  • Page 7: Operation

    Operation Operation Trigger Lock 2. Turn Prime/Spray valve to PRIME to relieve pressure. Always engage the trigger lock when you stop spraying to prevent the gun from being triggered accidentally by hand or if dropped or bumped. ti9346a 3. Hold gun firmly to side of pail.

  • Page 8: Prime And Flush Storage Fluid

    Setup Setup Prime and Flush Storage Fluid 1. Unscrew tip and guard assembly Before you use your sprayer for the first time or begin a from gun. new spraying project, you need to prime the sprayer and flush the storage fluid out of the sprayer. Oil- or Water-based Materials ti9204a •...
  • Page 9 Setup 2. Separate prime/prime tube 10. Turn power switch OFF. (smaller) from suction tube (larger). 11. Transfer suction tube to paint pail and submerge suction tube in paint. 3. Place prime tube in waste pail. ti9653a 12. Turn power switch ON. ti9652a 4.

  • Page 10: Spraying Techniques

    Setup Install Tip and Guard Spraying Techniques Preventing Excessive Tip Wear • Spray should be atomized (evenly distributed, no gaps at edges). Start at low pressure setting, increase pressure a little at a time until you see a 1. Engage trigger lock. good spray pattern, without tails.

  • Page 11: Unclogging Spray Tip

    Setup Unclogging Spray Tip 3. Aim gun at piece of scrap or cardboard. 4. Unlock trigger lock. Pull trigger to clear clog. To avoid fluid splashback: to8922a • Never pull gun trigger when arrow-shaped handle is between SPRAY and UNCLOG positions. 5.

  • Page 12: Reversible Tip Selection Chart

    Setup Choosing the Correct Tip for the Understanding Tip Number The last three digits of tip number (i.e.: 221413) contain information about hole size and fan width on surface Consider coating and surface to be sprayed. Make sure when gun is held 12 in. (30.5 cm) from surface being you use best tip hole size for that coating and best fan sprayed.

  • Page 13: Getting Started With Basic Techniques

    Getting Started With Basic Techniques Getting Started With Basic Techniques Use the Practice Spray Board to practice these basic spraying techniques before you begin spraying the surface. Aiming Gun • Hold gun 12 in. (30 cm) from surface and aim straight at surface.
  • Page 14 Rolling Rolling Setup 5. Turn Pressure Control Knob to ROLL. • Follow Priming instructions, beginning on page 8, prior to assembling roller. 1. If installed, remove tip and guard assembly from 6. Unlock gun trigger safety. Trigger gun. gun. Roll surface until paint is 2.
  • Page 15 Rolling Rolling Techniques Ceilings, Walls and Woodwork 1. Rolling vertically, roll out 1. Ceilings: Using a paint the letter “M”. brush, apply a starting row of paint approximately the width tiFig5 of your paint brush where the walls and ceiling meet. tiFig2 2.

  • Page 16: Shutdown And Cleaning

    Shutdown and Cleaning Shutdown and Cleaning Pail Flushing 6. Place prime tube in waste pail. • For short term shutdown periods (overnight to two days) refer to Short Term Storage, page 22. • For flushing after spraying oil-based coatings, use compatible oil-based flushing fluid or min- eral spirits.
  • Page 17 Shutdown and Cleaning 15. Stop triggering gun. Engage Step 13 is for returning paint in hose back to paint trigger lock. pail. One 50-ft hose holds approximately 1-quart (1-liter) of paint. 13. To preserve paint in hose: ti8923a a. Point gun into paint pail. 16.

  • Page 18: Cleaning Roller

    Shutdown and Cleaning b. Unlock gun trigger lock. Cleaning Roller c. Pull and hold gun trigger. ti8922a 1. Relieve Pressure, page 7. d. Turn Prime/Spray valve to 2. Remove roller cover (a) and core (b) from roller SPRAY. frame (c) as follows: a.

  • Page 19: Power Flush

    Shutdown and Cleaning Power Flush 10. Unscrew inlet screen from suction tube. Place inlet screen in waste pail. Power flushing is a faster method of flushing. It can only be used after spraying water-based coatings. 1. Relieve pressure, page 7. 11.
  • Page 20 Shutdown and Cleaning 21. Turn off garden hose. Close Power Flush attachment. Step 17 is for returning paint in hose back to paint pail. One 50-ft (15-m) hose holds approximately 1-quart (1-liter) of paint. ti9413a 17. To preserve paint in hose: 22.

  • Page 21: Cleaning Instaclean ™ Fluid Filter

    Shutdown and Cleaning ™ Cleaning InstaClean a. Install InstaClean Fluid Filter Fluid Filter (c). b. Screw outlet fit- The InstaClean Fluid Filter prevents particles from ting (b) into entering paint hose. After each use, remove and clean it to insure peak performance. sprayer.

  • Page 22: Short-Term Storage

    Storage Storage Short Term Storage Long Term Storage (more than 2 days) (up to 2 days) Always circulate Pump Armor storage fluid through system after cleaning. Water left in 1. Relieve pressure, page 7. sprayer will corrode and damage pump. 2.

  • Page 23: Stowing Sprayer

    Storage Stowing Sprayer CAUTION • Before storing sprayer make sure all water is drained out of sprayer and hoses. • Do not allow water to freeze in sprayer or hose. • Do not store sprayer under pressure. 1. Screw inlet screen on suction 3.

  • Page 24: Troubleshooting

    Troubleshooting Troubleshooting Check everything in this Troubleshooting Table before you bring the sprayer to a Graco/Magnum authorized service center. Problem Cause Solution Power switch is on and sprayer is Pressure is set at zero pressure. Turn pressure control knob clock- plugged in, but motor does not run, wise to increase pressure setting.
  • Page 25 Suction tube is leaking. Tighten suction tube connection. Inspect for cracks or vacuum leaks. Prime/Spray Valve is plugged. Clean/replace prime tube as neces- sary. Take sprayer to Graco/M AGNUM authorized service center if valve is plugged. Spray gun stopped spraying.
  • Page 26 Troubleshooting Problem Cause Solution Pressure is set at maximum but Spray tip is too large for sprayer. Select smaller spray tip. cannot achieve a good spray pattern. Spray tip is worn beyond capability of Replace spray tip. sprayer. Extension cord is too long or not Replace extension cord.
  • Page 27 • Replace extension cord. Fan pattern varies dramatically while Pressure control switch is worn and Take sprayer to Graco/M AGNUM spraying. causing excessive pressure variation. authorized service center. Sprayer does not turn on promptly when resuming spraying.

  • Page 28: Maintenance And Service

    • Replace pump packings at first sign of leaking or addi- tional damage could occur. • Purchase a pump repair kit ti9571a and install according to instructions provided with kit. • Consult a Graco/M ti9672a AGNUM authorized service center. 311984A...

  • Page 29: Technical Data

    Technical Data Technical Data Working pressure range 0-3000 psi (0-21 MPa, 0-207 bar) Electric motor 6.5A (open frame, permanent magnet DC) Operating horsepower Maximum delivery (with tip) 0.31 gpm (1.17 lpm) Paint hose 1/4 in. x 35 ft (6.4 mm x 11 m) Maximum tip hole size 0.017 in.
  • Page 30 Notes Notes 311984A...
  • Page 31 Notes Notes 311984A...

  • Page 32: 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:

261810

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