Graco TexFinish 1500 Repair And Parts Manual
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Graco TexFinish 1500 Repair And Parts Manual

Graco TexFinish 1500 Repair And Parts Manual

Rental sprayer
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Repair and Parts
TexFinish™ 1500 Rental Sprayer
- For Water-Based Materials Only -
(Consult your Material Supplier for Warnings and Application Requirements)
Model: 248650
Maximum Working Air Pressure: 45 psi (3.1 bar)
Maximum Working Fluid Pressure: 100 psi (6.9 bar)
Important Safety Instructions
Read all warnings and instructions in this manual.
Save these instructions.
CAUTION
Use RTX 1500 non-bleeder texture gun (model
248629) only. All other guns will damage sprayer.
Graco Inc. P.O. Box 1441 Minneapolis, MN 55440-1441
www.graco.com
Copyright 2004
Graco Inc. is registered to I.S. EN ISO 9001
310717B
ti4305a

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Summary of Contents for Graco TexFinish 1500

  • Page 1 Save these instructions. CAUTION Use RTX 1500 non-bleeder texture gun (model 248629) only. All other guns will damage sprayer. ti4305a Graco Inc. P.O. Box 1441 Minneapolis, MN 55440-1441 www.graco.com Copyright 2004 Graco Inc. is registered to I.S. EN ISO 9001...
  • Page 2 Check equipment daily. Repair or replace worn or damaged parts immediately. • Do not alter or modify this equipment. • Use the equipment only for its intended purpose. Call your Graco distributor for information. • For professional use only. •...
  • Page 3 Warnings WARNINGS Pressurized Equipment Hazard Compressed air can inject in skin. Air tubing rupture can cause injury if disconnected while under pressure. To reduce risk of injury: • Never exceed maximum working pressure of any attachment. • Do not direct airstream at body. •...

  • Page 4: Component Identification

    Component Identification Component Identification ti4500b 310717B...
  • Page 5 Component Identification Component Identification ITEM COMPONENT Main Power Switch Nozzle Storage Hopper Hopper Connect/Disconnect Graco RotoFlex™ HD Pump Material Outlet Air Outlet Fluid Flow Regulator and Pressure Gauge Gun Nozzle (5 sizes) Gun (see manual 310616)* Prime Switch Power Cord Pump Access Screw Hose - 25-ft.

  • Page 6: Pressure Relief Procedure

    Preparation Preparation Pressure Relief Procedure Grounding and Electric Requirements The sprayer must be grounded. Grounding reduces the 1 Turn Main Power Switch risk of electrical shock by providing an escape wire for (A) OFF. the electrical current. WARNING ti4292a 2 Turn fluid flow regulator Read warnings, page 2.

  • Page 7: Hour Meter

    Hour Meter Auxiliary Air Compressor Hose Lengths • Use Auxiliary Air Hookup Kit 287328 when additional • The system comes with a twin line hose set consist- atomization air is necessary. ing of a 1 in. ID x 25 ft (25 mm x 7.6 m) material hose and a 3/8 in.
  • Page 8 Removing and Replacing Hopper, Front and Back Covers Removing and Replacing Hopper, Front and Back Covers Front Cover Before performing any service on sprayer always: Removing Cover • Read all warnings, page 2. 1 Remove hopper. • Read operating instructions manual 310716. •...

  • Page 9: Back Cover

    Removing and Replacing Hopper, Front and Back Covers Back Cover To access the motor and all other components, it is Replacing Cover necessary to remove the hopper, front and back covers. 1 To reposition cover Removing Cover on sprayer frame, tip the cover back, 1 Completely toward you and...
  • Page 10 RotoFlex™ HD Pump RotoFlex™ HD Pump Use RotoFlex HD Pump Replacement Kit 287314. 4 Rotate pump assembly sideways. Pull entire assembly out of front of IMPORTANT sprayer frame. • After replacing RotoFlex HD Pump hose, always follow Hose Break-In Procedure, page 12, before operating sprayer.
  • Page 11 RotoFlex™ HD Pump Reassembly 4 Slide plates together, inserting inner plate in outer plate, matching alignment holes. 1 Bend and kink new DOTS pump hose from kit in 5 Replace bracket the middle as shown, assembly in housing making sure dots on making sure the hose fittings face each mounting screw hole,...
  • Page 12 RotoFlex™ HD Pump Hose Break-In Procedure 3 Turn power switch (A) on. 1 Make sure fluid flow regulator (K) is turned all the way down. ti4653a 4 Hold in prime switch (P). ti4303a 2 Pour approxi- mately 1 gallon hot water in ti4364a sprayer hopper WATER...
  • Page 13 Compressor and Motor Repair Compressor and Motor Repair For 120 V sprayer use Compressor and Motor 4 Loosen 4 bolts (2 each Replacement Kit, 287315. side) to loosen tension on belt. Kits include motor/compressor and mounting hardware. Disassembly First read and follow instructions in the Before performing any service on sprayer section, page 8.
  • Page 14 Compressor and Motor Repair 8 Loosen 2 shoulder Reassembly bolts about 2-3 turns. 1 Using two new shoulder Do not remove them. bolts and rubber mounts included in your kit, insert bolts into openings until they start to snug up on rubber mounts.
  • Page 15 Compressor and Motor Repair 6 Slide belt over pulleys and set tension. See Replacing 8 Replace reattach green Belt, page 18. ground wire and grounding nut. 7 Reattach black and white wires to motor. Wires are not polarity sensitive. ti4470a ti4412a 9 Replace cover plate and screws.
  • Page 16 Compressor Rebuild Kit Compressor Rebuild Kit To replace piston, seals and sleeve. 4 Remove 3/8 in. bolt holding piston to For 120 V sprayer use Compressor Rebuild Kit 287330. motor shaft. For 230 V sprayer use Compressor Rebuild Kit 287331. ti4707a Disassembly First read and follow instructions in the Before...
  • Page 17 Compressor Rebuild Kit Reassembly 5 Replace motor fan and center fan bolt. 1 Insert new piston rod from kit in motor housing. 6 Tighten bolt. ti4704a ti4700a 7 Replace motor cover and screws. 2 Replace and tighten piston bolt. 3 Replace top motor hosing and 4 bolts.
  • Page 18 Removing and Replacing Belt Removing and Replacing Belt Use Belt Replacement Kits 118845. Replacing Belt 1 Using new belt from Kit, First read and follow instructions in the Before position new belt around performing any service on sprayer section, page 8. pulleys making sure the teeth in the belt are Then remove hopper, front and back covers, page 8.
  • Page 19 Removing and Replacing Belt 5 Tighten all 4 bolts. A correctly tensioned belt will feel very tight. To measure correct tension, apply 4-5 lbs pressure at belt midpoint with thumb. Belt should have approximately 1/8 in. (3.175 mm) deflection. ti4394a 6 Turn belt one more time with your hand to make sure teeth are...

  • Page 20: Roller Replacement

    Roller Replacement Roller Replacement Use Roller Replacement Kit 287321. Reassembly 1 Replace roller assembly. Kit includes 2 rollers, 4 nylon washer, and 2 retaining rings. Disassembly ti4398a First read and follow instructions in the Before performing any service on sprayer section, page 8. Then remove hopper, front and back covers, page 8.
  • Page 21 Rotor Assembly Replacement Rotor Assembly Replacement Use Pump Assembly Replacement Kit 287255. Reassembly 1 Put new rotor assembly from kit on shaft. Disassembly 2 Insert a wrench in the First read and follow instructions in the Before pulley to prevent it performing any service on sprayer section, page 8.
  • Page 22 Air Cylinder and Solenoid Valve Air Cylinder and Solenoid Valve Use Cylinder Replacement Kit, 287323. 4 Gently push cylinder forward, relieving tension on pin. Pull out pin. For 120 V sprayer use Solenoid Replacement Kit 287324. Disassembly ti4409a First read and follow instructions in the Before performing any service on sprayer section, page 8.
  • Page 23 Air Cylinder and Solenoid Valve Reassembly 6 Replace cotter pin through hole in pin, 1 Insert crowned backing bending ends to secure. nut on shaft of cylinder. 2 Using new cylinder from kit, position cylin- ti4456a der in sprayer frame, ti4421a inserting end of cylin- 7 Reattach electric wire...
  • Page 24 Relief Valve and Flow Sensor Manifold Relief Valve and Flow Sensor Manifold For 120 V sprayer use Relief Valve Replacement Kit Reassembly 287325. 1 Position new relief valve from Kit in back of sprayer. Disassembly 2 Replace and tighten screws. First read and follow instructions in the Before 3 Reattach wires to Relief Valve.
  • Page 25 Air Flow Sensor Replacement Air Flow Sensor Replacement For 120 V sprayer use Sensor Replacement Kit 287326. 2 Rotate counter-clock- wise to remove If you are just replacing the sensor, you do not sensor from have to remove the motor first. manifold.

  • Page 26: Troubleshooting

    Troubleshooting Troubleshooting Pressure Relief, page 6 Problem Cause Solution Sprayer won’t run or stops intermit- Power switch not on Turn switch on. tently No power at wall outlet Check outlet by plugging in another appliance. If appliance does not work, try another outlet. Wrong size generator Use a 7500 watt or larger generator.
  • Page 27 Damaged hose Replace hose. Worn compressor Service compressor. Contact a quali- fied Graco Service Center. Speed of application too slow Material too thick Thin material. Nozzle too small Change nozzles to a larger size. See Operation Manual, Recommended Nozzle Selection Chart, page 20.

  • Page 28: Air Diagram

    Air Diagram Air Diagram Air Cylinder Air Compressor Air Cooler Regulator Guage One Way Valve One Way Valve Air Flow Control ti4369a Wiring Diagram Air Compressor Air Cylinder Prime Switch Power Switch Air Flow Control Green White Black ti4370c 310717B...
  • Page 29 Parts Parts ti4371a 310717B...
  • Page 30 Parts Parts ti4372b 310717B...

  • Page 31: Parts List

    Parts List Parts List Item Item Part No. Description Part No. Description 287321 KIT, roller replacement (includes 287315 KIT, compressor replacement 38A, 38B and two rollers) (includes 1A and 1B-1D), 120V 113983 RING, retaining, ext sprayers 117726 WASHER, nylon 287330 KIT, compressor rebuild, 120V 15D628 CONDUCTOR, ground sprayers 287327 KIT, repair, shaft, bracket, pump...

  • Page 32: Technical Data

    Technical Data Technical Data Maximum working fluid pressure 100 psi (6.9 bar) Maximum working air pressure 45 psi (3.1 bar) Material pressure operating range 0-100 psi (0 to 6.9 bar) Compressor Type Oilless Air delivery 6.5 CFM @ 40 psi (184.1 lpm @ 2.8 bar) Motor 120V, 60 Hz 15A Hopper capacity...

  • Page 33: 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.
  • Page 34 Warranty TO PLACE AN ORDER, contact your Graco distributor, or call 1-800-690-2894 to identify the nearest distributor. All written and visual data contained in this document reflects the latest product information available at the time of publication. Graco reserves the right to make changes at any time without notice.

This manual is also suitable for:

248650Rentalpro rtx 1500

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