SprayTECH GPX 165 Owner's Manual
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SprayTECH GPX 165 Owner's Manual

SprayTECH GPX 165 Owner's Manual

Gas piston pump
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GPX 165
Gas Pis ton Pum p
Do not use this equipment before reading this manual!
NOTE: This manual contains important warnings and
instructions. Please read and retain for reference.
Printed in the U. S. A.
Model Numbers:
Bare
Complete
Bare w/5 Gal. Siphon
Complete w/5 Gal. SIphon
Owner's Manual
0509009
0509039
0509055
0509059
SprayTECH
1770 Fernbrook Lane
Minneapolis, MN 55447
Technical Assistance: 1-800-292-4637
Order Entry: 1-800-443-4500
ww w. sp ray t e c h in c .c o m
0306 © 2006 SprayTECH. All rights reserved. Form No. 0555890A
Fax: 1-800-525-9501

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Summary of Contents for SprayTECH GPX 165

  • Page 1 GPX 165 Gas Pis ton Pum p Do not use this equipment before reading this manual! Model Numbers: Bare Complete Bare w/5 Gal. Siphon Complete w/5 Gal. SIphon NOTE: This manual contains important warnings and instructions. Please read and retain for reference.

  • Page 2: Table Of Contents

    Table of Contents Safety Precautions ...2 Français ...18 Español ...20 Specifications ...3 General Description ...4 Operation ...4 Setup ...4 Preparing to Paint ...4 Painting ...5 Pressure Relief Procedure ...6 Spraying ...6 Spraying Technique ...6 Practice ...6 Cleanup ...7 Maintenance...7 General Repair and Service Notes...7 Maintaining the Engine ...8 Replacing the Filter...8 Replacing the PRIME/SPRAY Valve...8...

  • Page 3: Specifications

    3. Always use the nozzle tip guard. Do not spray without the nozzle tip guard in place. 4. Only use a nozzle tip specified by the manufacturer. 5. Use caution when cleaning and changing nozzle tips. In the case where the nozzle tip clogs while spraying, ALWAYS lock gun trigger, shut pump off, and release all pressure before servicing, cleaning tip or guard, or changing tip.

  • Page 4: General Description

    General Description This airless sprayer is a precision power tool used for spraying many types of materials. Read and follow this instruction manual carefully for proper operating instructions, maintenance, and safety information. Operation WARNING This equipment produces a fluid stream at extremely high pressure.

  • Page 5: Painting

    4. Move the PRIME/SPRAY valve to the PRIME position. NOTE: Hold the return hose in the waste container when moving the PRIME/SPRAY valve to PRIME in case the sprayer is pressurized. 5. Move the engine ON/OFF switch to the ON position. 6.

  • Page 6: Pressure Relief Procedure

    Pressure Relief Procedure Be sure to follow the pressure relief procedure when shutting the unit down for any purpose, including servicing or adjusting any part of the spray system, changing or cleaning spray tips, or preparing for cleanup. 1. Lock the gun by turning the gun trigger lock to the locked position.

  • Page 7: Cleanup

    Cleanup WARNING Special cleanup instructions for use with flammable solvents: • Always flush spray gun preferably outside and at least one hose length from spray pump. • If collecting flushed solvents in a one gallon metal container, place it into an empty five gallon container, then flush solvents.

  • Page 8: Maintaining The Engine

    3. Make certain that the service area is well ventilated in case solvents are used during cleaning. Always wear protective eyewear while servicing. Additional protective equipment may be required depending on the type of cleaning solvent. Always contact the supplier of solvents for recommendations.

  • Page 9: Replacing The Potentiometer

    Replacing the Potentiometer WARNING Electrostatic discharge (ESD) potential could cause damage to electronic pressure control. Use SprayTECH ESD wrist strap P/N 0507958 or equivalent when working on electronic pressure control. 1. Perform the Pressure Relief Procedure. 2. Pry off the pressure control knob cap to expose the knob tension nut.

  • Page 10: Replacing The Transducer

    Replacing the Transducer Electrostatic discharge (ESD) potential could cause damage to electronic pressure control. Use SprayTECH ESD wrist strap P/N 0507958 or equivalent when working on electronic pressure control. 1. Perform the Pressure Relief Procedure. 2. Using a Phillips screwdriver, remove the four screws that secure the electronic pressure control...

  • Page 11: Replacing The Slider Assembly And Slider Housing

    Replacing the Slider Assembly and Slider Housing 1. Start the engine (refer to the procedures in the Operation section of this manual). Turn the pressure control knob clockwise to its maximum pressure setting. 2. Toggle the sprayer ON/OFF switch between the ON and OFF positions in short bursts until the slider assembly stops in a position where the fluid section connecting pin and retaining ring are visible through the slot in the slider...

  • Page 12: Replacing The Gears

    Replacing the Gears 1. Perform the Pressure Relief Procedure. 2. Using a Phillips screwdriver, remove the four front cover screws. Remove the front cover.. 3. Using a 7/8” open-end wrench, loosen and remove the fluid hose from the fitting on the back of the fluid section. 4.
  • Page 13 8. Locate the clutch hub and armature assembly on the end of the engine shaft. Note the two set screws as well as the unused, threaded hole in the taper lock bushing at the center of the clutch hub. 9. Using an 1/8” hex wrench, remove the two set screws from the taper lock bushing 10.

  • Page 14: Servicing The Fluid Section

    5. Line up the four holes around the outside of the clutch field with the four set screw holes in the gear housing. The clutch field wires should be at approximately the 1 or 2 o’clock position. 6. Route the two clutch field wires through the grommet and into the EPC housing.
  • Page 15 9. Using a wrench, turn the jam nut counterclockwise to loosen it from the pump housing. 10. Turn the fluid section counterclockwise to remove it from the pump housing. 11. Place the fluid section cylinder upright in a vise by clamping on the wrench flats.
  • Page 16 45. Continue to turn the cylinder clockwise until the jam nut is flush against the pump housing. 46. Once the nipple is positioned, turn the jam nut clockwise until it contacts the pump housing. 47. Tighten the jam nut with a wrench to tighten it against the pump housing.

  • Page 17: Troubleshooting

    Problem Cause The unit will not run. 1. The pressure is set too low. 2. Faulty or loose wiring. 3. The gas tank is empty. The unit will not prime. 1. The PRIME/SPRAY valve is in the 2. Air leak in the siphon tube/siphon set. 3.

  • Page 18: Français

    Consignes de sécurité Le présent manuel comprend des renseignements devant être lus attentivement avant toute utilisation de l'appareil. Lorsque l'un des symboles suivants apparaît, il est recommandé d'être particulièrement attentif et de tenir compte des mesures de sécurité indiquées. AVERTISSEMENT Ce symbole indique un danger potentiel pouvant causer des blessures graves ou même mortelles.
  • Page 19 6. Ne laissez pas l’appareil sous tension ou sous pression quand vous vous en éloignez. Quand vous n’utilisez pas l’appareil, éteignez-le et libérez la pression conformément aux instructions du fabricant. 7. La pulvérisation à haute pression peut injecter des toxines dans le corps et causer de graves blessures corporelles.

  • Page 20: Español

    Precauciones de seguridad Este manual contiene información que debe leer y comprender antes de usar el equipo. Cuando se encuentre con uno de los siguientes símbolos, asegúrese de observar sus indicaciones de seguridad. ADVERTENCIA Este símbolo indica la existencia de un peligro potencial que puede causar lesiones graves o la muerte.
  • Page 21 9. Este sistema es capaz de producir 3300 PSI / 22.8 MPa. Utilice solamente piezas de repuesto o accesorios especificados por el fabricante y con una capacidad nominal de 3300 PSI como mínimo. Entre ellos se incluyen boquillas pulverizadoras, protectores para las boquillas, pistolas, alargadores, racores y mangueras.

  • Page 22: Parts Listings

    Parts List Main Assembly © SprayTECH. All rights reserved.

  • Page 23: Drive Assembly

    Drive Assembly Item Part # Description 9850936 ON/OFF switch ...1 0509558 Electronic pressure control assembly...1 0509556 Screw...4 0507973 Potentiometer ...1 9800340 Ground screw ...1 0509495 Gasket ...1 0509562 Ball...2 0509564 Gear assembly...1 0509559 Thrust washer ...1 0555188 Pump housing...1 0509155 Slider assembly ...1 0509541 Washer...4...

  • Page 24: Fluid Section Assembly

    Fluid Section Assembly (P/N 0509144) © SprayTECH. All rights reserved.

  • Page 25: Cart Assembly

    Cart Assembly Item Part # Description 0507766 Handle (includes items 2–5, 11, and 12) ...1 9841504 Snap button ...2 0295609 Handle washer...2 0295610 Roll pin...2 0295607 Handle sleeve ...2 0555603 Strain relief...2 0507784 Grommet...3 0509625 Axle cap ...2 0509626 Wheel spacer...2 9885571 Plug...2 0509386...

  • Page 26: Prime/Spray Assembly

    PRIME/SPRAY Valve Assembly (P/N 0507690) Item Part # Description 0507736 Dowel pin ...1 0507745 Gasket ...1 5000529 O-ring, Teflon ...1 0507741 O-ring, Viton...1 0507744 Valve housing ...1 0507746 Valve seat ...1 0507743 Valve stem ...1 5006547 O-ring, Viton...1 0507747 Spring ...1 0507742 Valve retainer...1 0507735...

  • Page 27: Electrical Schematic

    Electrical Schematic Potentiometer E.P.C. Board Clutch Clutch White Switch 0555201 Switch Engine Labels Part # Description 0555898 Logo label, front 0295840 Warning label, explosion 0295841 Warning label, injection 0295805 Shock hazard label 0509819 “No Oil” label © SprayTECH. All rights reserved. Accessories Part No.

  • Page 28: Limited Warranty

    SprayTECH, a division of Wagner Spray Tech Corporation ("SprayTECH"), warrants that at the time of delivery to the original purchaser for use (“End User”), the equipment covered by this warranty is free from defects in material and workmanship. With the exception of any special, limited, or extended warranty published by SprayTECH, SprayTECH ’s obligation under this warranty is limited to replacing or repairing without charge those parts which, to SprayTECH ’s reasonable satisfaction, are shown to be defective within twelve (12) months after sale to the End User.

This manual is also suitable for:

509009509039509055509059

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