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Anleitung Zusammenfassung
Model 288467/288468 Model 288466 Model 288819 Ti8844a Graco Inc. P.O. Box 1441 Minneapolis, MN 55440-1441 Copyright 2007, Graco Inc. is registered to I.S. EN ISO 9001 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 symbol refers to procedure-specific risk. Refer back to these warnings. Additional, product-specific warnings may be found throughout the body of this manual where applicable. 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 component. See Technical Data in all equipment manuals. • Use fluids and solvents that are compatible with equipment wetted parts. See Technical Data in all equipment manuals. Read fluid and solvent 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. MOVING PARTS HAZARD Moving parts can pinch 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 in this manual. Disconnect power or air supply. 311845C Service Pressure Relief Procedure The system pressure must be manually relieved to prevent the system from starting or spraying accidentally. To reduce the risk of an injury from accidental spray from the gun, splashing fluid, or moving parts, follow the Pressure Relief Procedure whenever you, • are instructed to relieve the pressure • stop spraying • check or service any of the system equipment • install or clean the spray nozzle. 1. Engage trigger lock. 2. Turn engine ON/OFF switch to OFF. 3. Move pump switch to OFF and turn pressure control knob fully clockwise. 4. Unlock trigger lock. Hold metal part of gun firmly to side of grounded metal pail and trigger gun to relieve pressure. 5. Engage the trigger lock. 6. Open all fluid drain valves in the system, having a waste container ready to catch drainage. Leave drain valve(s) open until you are ready to spray again. If you suspect the spray tip or hose is clogged or that pressure has not been fully relieved after following the steps above, VERY SLOWLY loosen tip guard retaining nut or hose end coupling to relieve pressure gradually, then loosen completely. Clear hose or tip obstruction. Service Tools Needed • Vise • 12-inch adjustable, open-end wrench (2) • Hammer, 20 oz. maximum • Small screwdriver • Throat Seal Liquid • Pick or long small screwdriver Cleaning and Inspecting Parts Never use a sharp or pointed tool to remove sleeve or other components which could result in pump rupture and cause serious bodily injury. If the sleeve cannot be removed easily, return the sleeve and cylinder to an authorized Graco distributor for removal. • Clean and inspect all parts. Replace worn or damaged parts. Component What to look for Ball seats in intake valve and piston nicks or wear Inside sleeve worn or scratched Piston rod worn or scratched • Remove and clean the sleeve when you are repacking the pump. 311845C ti8849a 4 5 Repair Repair See your sprayer instruction manual for complete instructions for removing and installing the pump in your sprayer. Disassembly 1. (Fig. 1) Remove packing nut (3). 3 ti8845a FIG. 1 2. (Fig. 2) Unscrew intake valve from cylinder. ti8846a FIG. 2 3. (Fig. 3) Disassemble intake valve. Clean and inspect o-ring (17). You may need to use a pick to remove o-ring. Spring (26) for model 288819 is optional and is not included with the pump. 26 (288467/288468) 17 18 19 16 1 (288819) 26 ti8847b FIG. 3 4. (Fig. 4) Use a hammer to tap piston rod (5) out of cylinder (2), or flip pump over and tap piston rod out against work bench. ti8848a 5 2 FIG. 4 5. (Fig. 5) Remove piston rod (5) from sleeve (4). FIG. 5 311845C Do not clean or wipe piston valve (6) threads. Cleaning the piston valve threads could destroy the special sealing patch and cause the piston valve to come loose during operation. 6. (Fig. 6) Unscrew piston valve (6) from piston rod (5). Clean and inspect parts. The piston has a special thread locking/sealing patch. Do not remove the patch. The patch allows for disassembly/assembly ...