Graco Inc 288628, 288629, 245924, 311777D User Manual

Texture Guns

Models: 288628, 288629, and 245924

125 psi (8.75 bar, 0.875 MPa) Maximum Air Working Pressure 70 psi (4.9 bar, 0.49 MPa) Maximum Fluid Working Pressure

311777D

IMPORTANT SAFETY INSTRUCTIONS. Refer to your

sprayer instruction manual for Pressure Relief, priming and spray instructions. Keep these instructions.

English

Model 288628, no hopper

Model 245924, with hopper

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Model 288629

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- For Water-Based Materials Only -

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 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.

EQUIPMENT MISUSE HAZARD

WARNINGS

PRESSURIZED EQUIPMENT HAZARD

Fluid from the gun/dispense valve, leaks, or ruptured components can splash in the eyes or on skin and cause serious injury.

• Follow Pressure Relief Procedure in this manual when you stop spraying and before cleaning, checking, or servicing equipment.

• Tighten all fluid connections before operating the equipment.

• Check hoses, tubes, and couplings daily. Replace worn or damaged parts immediately.

FIRE AND EXPLOSION HAZARD

Flammable fumes, such as solvent and paint fumes, in work area can ignite or explode. To help prevent fire and explosion:

• Use equipment only in well ventilated area.

• Eliminate all ignition sources; such as pilot lights, cigarettes, portable electric lamps, and plastic drop cloths (potential static arc).

• Keep work area free of debris, including solvent, rags and gasoline.

• Do not plug or unplug power cords, or turn power or light switches on or off when flammable fumes are present.

• Ground all equipment in the work area. See Grounding instructions.

• Use only grounded hoses.

• Hold gun firmly to side of grounded pail when triggering into pail.

• If there is static sparking or you feel a shock, stop oper- ation immediately. Do not use equipment until you identify and correct the problem.

• Keep a working fire extinguisher in the work area.

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. See Technical Data in all equipment manuals.

• Use fluids that are compatible with equipment wetted parts. See Technical Data in all equipment manuals. Read fluid manufacturer’s warnings. For complete information about your material, request MSDS forms from distributor or retailer.

• Check equipment daily. Repair or replace worn or damaged parts immediately with genuine manufacturer’s replacement parts only.

• Do not alter or modify equipment.

• Use equipment only for its intended purpose. Call your distributor for information.

• Route hoses and cables away from traffic areas, sharp edges, moving parts, and hot surfaces.

• Do not kink or over bend hoses or use hoses to pull equipment.

• Keep children and animals away from work area.

• Comply with all applicable safety regulations.

PERSONAL PROTECTIVE EQUIPMENT

You must wear appropriate protective equipment when operating, servicing, or in the operating area of the equipment to help protect you from serious injury. This equipment includes but is not limited to:

• Protective eyewear

• Clothing and respirator as recommended by the fluid and solvent manufacturer

•Gloves

• Hearing protection

Graco Inc. P.O. Box 1441 Minneapolis, MN 55440-1441

Repair

Pressure Relief Procedure

WARNING

Follow this Pressure Relief Procedure whenever you are instructed to relieve pressure, stop spraying, check or service equipment or install or clean spray

tip.

1. Turn OFF power and turn sprayer pressure control to lowest pressure setting.

2. Trigger gun into pail to relieve pressure.

Cleaning and Lubricating

Disassemble needle assembly and clean and grease o-rings regularly to prolong gun life.

Disassembly

1. Perform Pressure Relief Procedure (see above).

2. Remove hopper or material hose from gun.

3. Clean off as much material on gun body as possible.

4. Turn flow adjustment nut counter-clockwise to enable trigger to have full range of travel.

9. Remove plug and use small screwdriver to remove all components out front of gun.

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Assembly

1. Hold gun as shown and insert spring in front of gun.

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2. Insert spring guide with o-ring into flow adjustment nut. Make sure the protruded end of the guide points out as shown.

3. Position flow adjustment nut in seat on gun body.

4. Apply a generous amount of grease to o-rings.

5. Rest gun on air connection fitting. Slide needle into front of gun.

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5. Using a small flat screwdriver, pry retaining ring off of trigger pin. Remove pin, washer, and trigger.

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6. Unscrew nozzle and remove it from gun.

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7. Hold needle securely in place so it does not turn while turning flow control clockwise until needle is disengaged from thread and released. Pull needle and o-rings out front of gun.

8. Hold hand under trigger area to catch adjustment nut, spring retainer, and spring. Tap gun lightly to loosen spring or use a small screwdriver to loosen.

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6. While pushing needle into gun, turn flow adjustment nut counter-clockwise to tighten needle.

7. Pull back on flow adjustment nut or continue pushing needle in to make room for trigger.

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8. Insert pin through trigger and washers. Push the retaining clip onto the pin.

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9. Pull trigger and replace nozzle.

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2 311777D

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