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Graco GH 933 Instruction Manual
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GH 933
SPRAYER
GRACO SED-933
For 30 years, contractors have
turned to the GH line of gas
hydraulic sprayers when they
needed maximum performance
and unmatched versatility.
Whether you need high pressure
for long hose runs or hard-to-
atomize materials, or high flow
rates for heavier coverage, the
GH 933 can get the job done.
Questions?
866-953-0526
Dowsil PV-9001
Features:
Honda® Engine
Heavy-Duty Hydraulic System
Heavy-Duty Cooling System
Rugged, Heavy-Duty Steel Frame
Xtreme Pump
Order Now
sprayequipment.com/sed-933

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Summary of Contents for Graco GH 933

  • Page 1 Whether you need high pressure Heavy-Duty Cooling System for long hose runs or hard-to- atomize materials, or high flow Rugged, Heavy-Duty Steel Frame rates for heavier coverage, the GH 933 can get the job done. Xtreme Pump Questions? Order Now 866-953-0526 sprayequipment.com/sed-933...
  • Page 2 Startup Startup 5. Start engine. a. Move fuel valve to open. Hydraulic system and engine may become very hot during operation and could burn skin if touched. Flammable materials spilled on hot, bare motor could cause fire or explosion. Have belt guard in place during operation to reduce risk of pinching or loss of fingers.
  • Page 3 Startup e. After engine starts, move choke to open. 9. Take spray gun trigger safety OFF. ti5403a ti21143a 10. Hold gun against grounded metal flushing pail. Trigger gun and increase fluid pressure slowly until pump runs smoothly. Set throttle to desired setting. ti7110c ti20730a 11.
  • Page 4: Switchtip And Guard Assembly

    Startup SwitchTip and Guard Assembly Clearing Tip Clogs 1. Insert SwitchTip. Insert seat and OneSeal. 1. Release trigger, put trigger safety ON. Rotate SwitchTip. Take trigger safety OFF and trigger gun to clear the clog. ti5257ba NOTE: Before screwing tip and guard assembly on 2.
  • Page 5 Spraying Spraying 4. Adjust pressure to desired setting. Begin spraying. 1. Set pump valve ON. ti21062a ti7110c 5. Rotate Lock Ring clockwise to set pressure. ti7108a 2. Increase pressure enough to start hydraulic motor stroking and allow fluid to circulate for 15 seconds; turn pressure down.
  • Page 6 Cleanup Cleanup 6. Turn engine ON and start engine. 7. Set pump valve ON. Rotate handle clockwise to close prime valve. Perform Pressure Relief Procedure, page 7. 2. Remove guard and SwitchTip. ti7108a ti7122b 3. GH933 units only: Unscrew bowl, remove filter. Assemble without filter.
  • Page 7 Cleanup 12. Raise siphon tube above flushing fluid and run 14. Rotate handle clockwise to close prime valve. Trig- sprayer for 15 to 30 seconds to drain fluid. ger gun into flushing pail to purge fluid from hose. ti7129b ti21060a ti20729a 13.

This manual is also suitable for:

Sed-933
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