Table of Contents
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Operation
™
GH
Series Big Rig Sprayers
Use with Architectural Coatings, Paints, Roof Coatings and Below Grade Coatings. Not
approved for use in explosive atmospheres or hazardous (classified) locations. For
professional use only.
Model
16U277 / 16U277V GH1017es Bare / Vanguard
16U278 / 16U278V GH2570es Bare / Vanguard
16U279 / 16U279V GH733es Bare / Vanguard
16U280 / 16U280V GH5040es Bare / Vanguard
16U285 / 16U285V GH933es Bare / Vanguard
16U281 / 16U281V GH933 Bare / Vanguard
17B484 / 17B484V
GH933es Bare / Vanguard
Important Safety Instructions
Read all warnings and instructions in this
manual. Save these instructions.
Related Manuals:
311254
312145
332157
332158
308043
311825
311762
Description
1000 psi (6.9 MPa, 69 bar)
2500 psi (17.2 MPa, 172 bar)
4000 psi (27.6 MPa, 276 bar)
5000 psi (34.5 MPa, 345 bar)
7250 psi (50.0 MPa, 500 bar)
7250 psi (50.0 MPa, 500 bar)
7250 psi (50.0 MPa, 500 bar)
Maximum Working Pressure
332156E
EN
ti20726a
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Table of Contents
Related Manuals for Graco 17B484
Summary of Contents for Graco 17B484
- Page 1 16U285 / 16U285V GH933es Bare / Vanguard 7250 psi (50.0 MPa, 500 bar) 16U281 / 16U281V GH933 Bare / Vanguard 7250 psi (50.0 MPa, 500 bar) 17B484 / 17B484V GH933es Bare / Vanguard 7250 psi (50.0 MPa, 500 bar) Important Safety Instructions Read all warnings and instructions in this manual.
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Page 2: Table Of Contents
Setup ........8 Graco Standard Warranty ....23 Startup . -
Page 3: Warnings
Check hoses and parts for signs of damage. Replace any damaged hoses or parts. • This system is capable of producing 7250 psi (50.0 MPa, 500 bar). Use Graco replacement parts or accessories that are rated a minimum of 7250 psi (50.0 MPa, 500 bar). - Page 4 Warnings WARNING WARNING WARNING WARNING MOVING PARTS HAZARD Moving parts can pinch, cut 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 and disconnect all power sources.
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Page 5: Component Identification
Component Identification Component Identification Lock Ring Engine Controls Serial Number ID Label Ignition Hydraulic Pump Valve Engine ON/OFF Switch (Pull-Start units) 10 Hydraulic Oil Fill Lift Location 11 Pressure Bleed Valve, T handle Suction Tube Holder 12 Trigger Lock Pressure Control 332156E... -
Page 6: Lift Instructions
Lift Instructions Lift Instructions 3. Be sure straps/chains used for lifting are rated to support weight of sprayer: 500 lbs (227 kg). 4. Do not lift unit with only one strap secured across To avoid injury, always use designated Lift Locations pump. -
Page 7: Pressure Relief Procedure
Pressure Relief Procedure Pressure Relief Procedure 4. Rotate handle counter-clockwise to open prime valve. Follow the Pressure Relief Procedure whenever you see this symbol. This equipment stays pressurized until pressure is ti7120b manually relieved. To help prevent serious injury ti21061a from pressurized fluid, such as skin injection, splashing fluid and moving parts, follow the Pressure Grounding... -
Page 8: Setup
2. Connect other end of hose to gun and tighten fit- tings securely. ti5242a 8. Check hydraulic oil level, Component ID, page 5. Add only Graco Hydraulic Oil, ISO 46 169236 (5 gallon/18.9 liter) or 207428 (1 gallon/3.8 liter). Hydraulic tank capacity is approximately 4.0 gallons (15.14 liters). -
Page 9: Startup
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 10 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.
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Page 11: 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 12: Spraying
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 13: Cleanup
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 14 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.
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Page 15: Troubleshooting
Hydraulic fluid too low. Shut off sprayer. Add fluid* Belt worn, broken or off. Replace. See manual 332157. Hydraulic pump worn or damaged. Bring sprayer to Graco distributor for repair. Dried paint seized paint pump rod. Service pump. See manuals 308043, 311825, 311762. - Page 16 Fluid supply is low or empty Refill supply container Excessive hydraulic pump noise Low hydraulic fluid level Turn sprayer OFF. Add fluid* *Check hydraulic fluid level often. Do not allow it to become too low. Use only Graco approved hydraulic fluid, page 8. 332156E...
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Page 17: Technical Data
Sound Pressure 91 dB(A) Sound Power 106 dB(A) *measured at maximum normal load conditions Wetted Parts Displacement Pump steel, nitralloy, tungsten, carbide, PTFE, leather, polyethylene Miscellaneous Graco-Approved Hydraulic Oil 169236 5 gallons 19 liters 207428 1 gallon 3.8 liters 332156E... - Page 18 Sound Pressure 91 dB(A) Sound Power 106 dB(A) *measured at maximum normal load conditions Wetted Parts Displacement Pump steel, nitralloy, tungsten, carbide, PTFE, leather, polyethylene Miscellaneous Graco-Approved Hydraulic Oil 169236 5 gallons 19 liters 207428 1 gallon 3.8 liters 332156E...
- Page 19 Sounds Levels* Sound Pressure 91 dB(A) Sound Power 106 dB(A) *measured at maximum normal load conditions Wetted Parts Displacement Pump steel, nitralloy, tungsten, carbide, PTFE, leather Miscellaneous Graco-Approved Hydraulic Oil 169236 5 gallons 19 liters 207428 1 gallon 3.8 liters 332156E...
- Page 20 Sounds Levels* Sound Pressure 91 dB(A) Sound Power 106 dB(A) *measured at maximum normal load conditions Wetted Parts Displacement Pump steel, nitralloy, tungsten, carbide, PTFE, leather Miscellaneous Graco-Approved Hydraulic Oil 169236 5 gallons 19 liters 207428 1 gallon 3.8 liters 332156E...
- Page 21 Sound Power 106 dB(A) *measured at maximum normal load conditions Wetted Parts Displacement Pump steel, nitralloy, tungsten, carbide, PTFE, leather, polyethylene Filter polyethylene, stainless steel Miscellaneous Graco-Approved Hydraulic Oil 169236 5 gallons 19 liters 207428 1 gallon 3.8 liters 332156E...
- Page 22 332156E...
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Page 23: Additional Eac Information
End of Life Disposal If the sprayer is in a condition that it can no longer operate, the sprayer should be taken out of service and dismantled. Individual parts should be sorted by material and disposed of properly. Key construction materials can be found in the Materials of Construction Section. Graco Date Month (First Year (2nd and... -
Page 24: Graco Standard 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.