GMAX II 3900 Gas-Mechanical Airless Sprayer
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GMAX II 3900 Gas-Mechanical Airless Sprayer

Brand: Graco, Inc
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GMAX II 3900 Gas-Mechanical Airless Sprayer GMAX II 3900 Gas-Mechanical Airless Sprayer
With a 120 cc Honda engine and additional features for increased productivity, the GMAX II 3900 can handle up to two guns and is ideal for the professional contractor who sprays a wide variety of coatings.
Features
  • Advantage Drive System Runs quiet and has a lifetime guarantee.
  • SmartControl 3.0 Pressure Control – Delivers consistent spray fan without pressure fluctuations at all spraying pressures.
  • Endurance Pump – Amazingly durable design lasts twice as long as the next leading brand.
  • Honda Engine – Delivers maximum performance and contractor preferred reliability.
  • Rugged Cart Design – Chrome over steel makes this durable cart last for years.
  • Easy Out Pump Filter – Less mess when changing or cleaning the filter.
  • Heavy-Duty Prime Valve – Maintenance-free design withstands high pressure dumping. The ProContractor Series sprayer has all the features of the Standard Series, plus:
  • QuikReel – Deploy and rewind up to 300 feet of hose in seconds without twists, kinks or coils.
  • Ready To Spray – A total of 100 feet of hose and gun already installed.
  • ProConnect 2 – Change out the pump using no tools in seconds resulting in quickly getting back to work.
  • LED Display – Bright easy-to-read LED display shows pressure readout, job/lifetime/ gallon counter and self diagnostics.
  • WatchDog – Save the pump from damage when paint runs out or a hose breaks.
  • On-Board Toolbox – End frustration and save time by never again searching for tips, filters, and tools. Standard Series and Lo-Boy units include:
  • Contractor Gun
  • RAC X 517 SwitchTip and Guard
  • 1/4 in x 50 ft (6.4 mm x 15 m) BlueMax II Airless Hose ProContractor Series unit includes:
  • Contractor Gun
  • RAC X 517 SwitchTip and Guard
  • 2 each – 1/4 in x 50 ft (6.4 mm x 15 m) BlueMax II Airless Hose

Specifications

Brand

Height (Handle Extended) - GMaximum 3900 Lo-Boy

  • 67.1 cm

Height (Handle Extended) - GMaximum 3900 ProContractor

  • 97.3 cm

Height (Handle Extended) - GMaximum 3900 Rental Pro 360G

  • 103.6 cm

Height (Handle Extended) - GMaximum 3900 Standard

  • 103.6 cm

Honda GX120 Engine - ANSI Power Rating at 3600 RPM

  • 3.0 KW

Length (Handle Extended) - GMaximum 3900 Lo-Boy

  • 119.1 cm

Length (Handle Extended) - GMaximum 3900 ProContractor

  • 82.0 cm

Length (Handle Extended) - GMaximum 3900 Rental Pro 360G

  • 97.3 cm

Length (Handle Extended) - GMaximum 3900 Standard

  • 97.3 cm

Noise Level - Sound Power

  • 105 dBA Per ISO 3744

Noise Level - Sound Pressure

  • 96 dBA Measured at 1 M

Sprayer - 2 Guns with 0.023 Inch Tip

  • 2 Guns with 0.023” Tip

Sprayer - 3 Guns with 0.018 Inch Tip

  • 3 Guns with 0.018” Tip

Sprayer - Fluid Outlet Size

  • 1/4 NPSM from Fluid Filter

Sprayer - Inlet Paint Strainer

  • 8 Mesh (2589 micron) Stainless Steel Screen, Reusable

Sprayer - Maximum Delivery Rating

  • 4.73 Lpm

Sprayer - Maximum Tip Size

  • 1 Gun with 0.036” Tip

Sprayer - Maximum Working Pressure

  • 228 bar, 22.8 MPa

Sprayer - Outlet Paint Filter

  • 60 Mesh (250 micron) Stainless Steel Screen, Reusable

Sprayer - Pump Inlet Size

  • 1-5/16-12 UN-2A

Sprayer - Wetted Parts

  • Zinc & Nickel-Plated Carbon Steel, PTFE, Nylon, Polyurethane, Uhmw, Fluoroelastomer, Acetal, Leather, Aluminum, Tungsten Carbide, Stainless Steel, Chrome Plating

Weight - GMaximum 3900 Lo-Boy

  • 55.9 kg

Weight - GMaximum 3900 ProContractor

  • 60.5 kg

Weight - GMaximum 3900 Rental Pro 360G

  • 48.2 kg

Weight - GMaximum 3900 Standard

  • 48.2 kg

Width - GMaximum 3900 Lo-Boy

  • 62.0 cm

Width - GMaximum 3900 ProContractor

  • 56.6 cm

Width - GMaximum 3900 Rental Pro 360G

  • 56.6 cm

Width - GMaximum 3900 Standard

  • 56.6 cm

Documentation

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