Graco Ultra QuickShot 20B473 Repair Manual
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Graco Ultra QuickShot 20B473 Repair Manual

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Repair
QuickShot™
For repair of QuickShot sprayers.
Important Safety Instructions
Read all warnings and instructions in this manual, on the unit, and in the battery and
charger manual before using the equipment. Be familiar with the controls and the proper
usage of the equipment. Save these instructions.
Important Medical Information
Read the medical alert card provided with the gun. It contains injection injury treatment
information for a doctor. Keep it with you when operating the equipment.
Maximum Working Pressure: 2000 psi (138 bar, 14MPa)
Replacement Kits
Related Manuals
Manual in
English
Description
3A9301
QuickShot Owners manual
DeWALT charger manual
Part No.
18H083
page 5
18H072
page 6
2000079
page 7
18H075
page 8
18H076
page 9
page 10
18H056
page 11
page 11
18H058
page 11
page 11
18H126
page 15
3A9322B
EN

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Summary of Contents for Graco Ultra QuickShot 20B473

  • Page 1: Table Of Contents

    Repair 3A9322B QuickShot™ For repair of QuickShot sprayers. Important Safety Instructions Read all warnings and instructions in this manual, on the unit, and in the battery and charger manual before using the equipment. Be familiar with the controls and the proper usage of the equipment.
  • Page 2 Assembly Drawing Torque to 18 ± 5 in-lbs (18 ± 0.6 N·m) Torque to 55 - 65 in-lbs (6.2 - 7.3 N·m) Torque to 15 - 20 in-lbs (1.7 - 2.3 N·m) Torque to 100 in-lbs (11.3 N·m) Torque to 9 - 11 in-lbs (1.0 - 1.2 N·m) Torque to 10 - 15 in-lbs (1.1 - 1.7 N·m)
  • Page 3 Assembly Drawing Parts List Order Ref. Description Part No. 18H072 Kit, pump assembly, includes 3, 4 18H073 Kit, filter, 60 mesh, 3 pack 18H074 Kit, filter, 100 mesh, 3 pack 18H075 Kit, outlet valve repair, includes 3 of 3a, 2 of 3b, 2 of 25, 1 of 26, 3 of 27, 1 of 15 Outlet valve assembly Outlet valve plug...
  • Page 4 Order Ref. Description Part No. 28▲ 18H084 Kit, warning labels Medical alert card (not shown) 17R476 English, Spanish, Portuguese (Brazil) 17A134 English, Chinese, Korean ▲ 179960 English, Spanish, French 17F690 Dutch, German, Italian 18H085 Kit, ground 18F891 Belt 18F810 Adapter, belt slide 18H056 Kit, needle valve, includes 1 of 37 18H057...

  • Page 5: Enclosure Cover

    Enclosure Cover Removal Enclosure Cover Replacement NOTICE Before installing enclosure cover, Do not use a power drill on the sprayer. ensure wires are laid securely in wire Doing so can cause damage to the channels, away from pinch points such threads.

  • Page 6: Pump Assembly

    Install prime knob (12) so the knob is Remove pump assembly (1) (with the pointing forward. Install cross-head hose) from SmartControl enclosure (6). screw (21). See Assembly Drawing, Disconnect ground wire from pump page 2, for torques. assembly (1). NOTE: The knob (12) will only rotate forward and up.

  • Page 7: Prime/Spray Valve And Knob

    Prime/Spray Valve and Using same two wrenches, attach hose (22) to hose adapter (15) of new pump Knob Replacement (1). Connect ground wire (A) to pump. Place new pump assembly (1) into SmartControl enclosure (6), while NOTICE making sure the pump gear meshes with Do not use a power drill on the sprayer.

  • Page 8: Outlet Valve

    Outlet Valve Replacement Rotate prime valve stem so the valve stem cross hole is oriented front to back along the length of the sprayer. NOTICE Do not use a power drill on the sprayer. Doing so can cause damage to the threads.

  • Page 9: Smartcontrol And Enclosure

    Install new o-rings (27) into pump. Verify 11. Check balls should move freely against o-rings are flat against pump bushing. the spring in the retainers. Use 8mm (5/16”) Allen wrench to lightly 12. Install two outlet valve plugs (3b) and push on the face of o-rings, if needed.

  • Page 10: Hose 2000354

    Hose Replacement Disconnect electrical connector from Sprayer Enclosure (6). NOTICE Do not use a power drill on the gun. Doing so can cause damage to the threads. Perform Pressure Relief Procedure, page 4. Remove battery (24) from sprayer. Remove two cross-head screws (36) to open gun cover (34), and disconnect electrical connector.

  • Page 11: Needle Valve

    Spray Gun Parts Connect electrical connectors at gun and pump. Replacement NOTICE Do not use a power drill on the gun. Doing so can cause damage to the threads. Perform Pressure Relief Procedure, page 4. Remove battery (24) from sprayer. NOTE: Check to ensure all six pins are Remove two cross-head screws (36) to present, fully inserted, and straight inside the...
  • Page 12 Remove four T15 torx screws (14) and Replace the new part (32 or 33) and one T10 torx screw (13) to open the gun thread back together by hand until housing. Separate the needle valve (32) bottomed out. Then back out the and solenoid/ trigger assembly (33) by thread by 1 to 1.25 revolutions.

  • Page 13: Gun Housing

    10. Reinstall the potentiometer, static wick, Gently push the static wick wire trigger, and trigger lock components as (black) into the wire channels with follows: a pencil eraser, then push the static wick into the small cutout in Ensure adjustment knob (33e) is the back of the gun housing.
  • Page 14 Verify spring (33a) is on the trigger, 11. Double check all wires are laid securely then install the trigger lock (33c) in the wire channels and the static wick into the trigger cap (33d), and is in place, then reinstall the gun housing place over the trigger.

  • Page 15: Solvent Gasket

    Solvent Gasket 13. Connect electrical connector. Removal/Replacement Perform Pressure Relief Procedure, page 4. Remove battery (24) from sprayer. Remove tip guard (16). NOTE: Check to ensure all six pins are present, fully inserted, and straight inside the electrical connector on the hose before connecting.
  • Page 16 Once solvent gasket removal tool Assemble tool into the supplied nut. bottoms out on the gun face, continue threading tool into gasket until gasket is removed from the gun. Worn gasket will be threaded onto the tool. Use a pliers to remove and discard worn With installation tool, hand tighten the gasket.
  • Page 17 Assembly Verification After assembly is complete, perform the following steps to verify proper operation. If sprayer fails one of the steps, repeat sprayer repair procedures. • Rotate Prime Pump/Spray knob to make sure it rotates forward to the spray position and down to the prime pump position.
  • Page 18 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. Original instructions. This manual contains English. MM 3A9322...

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