GRACO 17E827 - GMAX II 3900 Standard Series Gas Airless Sprayer Hi-Boy
GMAX II 3900 Standard Series Gas Airless Sprayer delivers everyday reliability with unmatched durability and performance. Features the most reliable Endurance Chromex Piston Pump that lasts 3X longer than the next leading brand, easy maintenance with QuikAccess intake foot valve, and consistent spray fan and pressure control with SmartControl technology for handling the widest range of tip sizes, longer hose lengths, and heavier coatings with ease.
Producing 65% more performance than the GMAX 3400, the GMAX II 3900 has the power and flow to handle up to two guns and is ideal for the professional contractor who sprays a wide variety of coatings.
Everyday Reliability. Graco GMAX Standard Series gas-powered airless paint sprayers deliver unmatched durability and performance, with the capability to handle the widest range of tip sizes, longer hose lengths and heavier coatings with ease.
- Endurance Chromex Piston Pump
- The most reliable pump
- Lasts 2X longer than the next leading brand
- Repack the pump in minutes with the new QuikPak Cartridge System
- QuikChange pump design allows you to swap the pump easily on the job
- Faster cleaning with the QuikAccess intake foot valve
- SmartControl 3.0
- Consistent spray fan & pressure control
- Handles the widest range of coatings with the most consistent fan pattern
- Lowest dead band at any pressure
- Precision Advantage Drive
- The longest lasting drive
- Hardened steel gears provide extremely quiet operation
- Lifetime Warranty
- Easy Out Pump Filter
- Easy maintenance & less clogging
- Exclusive inside-out filtering won't collapse to ensure a quality finish
- Vertical design for less mess
- Heavy-Duty Prime Valve
- Maintenance-free design withstands high-pressure dumping
- Durable Cart Design
- Rugged and easy-to-maneuver
- Thick chrome over steel and pneumatic wheels for tough jobsite conditions
- Retractable handle doubles as coiled hose storage
- Honda® Engine
- Reliable, powerful & easy-to-start
- Oil Alert shuts down engine to prevent damage if oil level drops too low
- Contractor Preferred
- Contractor PC Spray Gun
- All-day comfort & control
- Lightest weight gun in its class
- Up to 50% lighter trigger pull force
- E-Z Fit adjustable trigger length
- Complete gun rebuild in seconds with ProConnect cartridge
- More info: graco.com/ContractorPC
- Jobsite Ready
- Includes RAC X SwitchTip and 50 ft of BlueMax II hose
Additional Specifications
- Flow Rate: 1.6 GPM
- Material: Chrome over steel frame with pneumatic wheels
- Pump Life: 3X longer than leading brand
- Configuration: Standard Series
- Maximum Tip Size: 0.045
- Engine Hp: Honda 390 (13.0) / Kohler 277 (9.2)
- Control: SmartControl
- Weight: 139 lbs
- Gun Support: 0.045, 0.029, 0.023
- Engine: Honda GX
| Convertible | Non-Convertible |
| Engine Brand | Honda |
| Engine Size (HP) | 4 |
| Features | Endurance Chromex Pump, SmartControl 3.0, Honda Engine, Advantage Drive, Easy Out Filter, Heavy-Duty Prime Valve, Contractor PC Gun |
| Fluid Inlet Size (in) | 1-5/16 |
| Fluid Inlet Thread Type | UN-2A |
| Fluid Outlet Size (in) | 1/4 |
| Fluid Outlet Thread Type | NPSM |
| Frame Configuration | Hi-Boy |
| Hose Inlet Diameter (in) | 1/4 |
| Includes | Contractor PC Gun, RAC X LTX 517 Spray Tip, RAC X Guard, 1/4 in x 50 ft BlueMax II Airless Hose, TSL 4 oz |
| Inlet Paint Strainer | 8 Mesh Stainless Steel Screen |
| Maximum Flow Rate (GPM) | 1.25 |
| Maximum Sound Pressure Level (dB(A)) | 96 |
| Maximum Tip Size (in) | 0.036 |
| Maximum Tip Size 1 Gun (in) | 0.036 |
| Maximum Tip Size 2 Guns (in) | 0.023 |
| Maximum Working Pressure (MPa) | 22.8 |
| Maximum Working Pressure (psi) | 3300 |
| Model | GMAX II |
| Number of Guns | 2 |
| Outlet Paint Filter | 60 Mesh Stainless Steel Screen |
| Overall Height (in) | 40.8 |
| Overall Length (in) | 38.3 |
| Overall Width (in) | 22.3 |
| Power Rating (HP) | 4.0 |
| Power Rating (W) | 2982.8 |
| Power Rating (kW) | 2.98 |
| Power Source | Gas |
| Pressure Control Type | SmartControl 3.0 |
| Pump Mount Type | QuikChange |
| Pump Rod Type | Chromex |
| Pump Sleeve Material | Stainless Steel |
| Pump Type | Endurance |
| Recommended Annual Usage | Up to 500 gallons per week |
| Series | 3900 |
| Type | Airless Sprayer |
| Weight (lb) | 106 |
| Wetted Material | Acetal, Aluminum, Chrome Plating, Fluoroelastomer, Leather, Nylon, PTFE, Polyurethane, Stainless Steel, Tungsten Carbide, UHMWPE, Zinc-Plated Carbon Steel, Nickel-Plated Carbon Steel |
| Convertible | Non-Convertible |
| Engine Brand | Honda |
| Engine Size (HP) | 4 |
| Features | Endurance Chromex Pump, SmartControl 3.0, Honda Engine, Advantage Drive, Easy Out Filter, Heavy-Duty Prime Valve, Contractor PC Gun |
| Fluid Inlet Size (cm) | 3.334 |
| Fluid Inlet Size (mm) | 33.34 |
| Fluid Inlet Thread Type | UN-2A |
| Fluid Outlet Size (cm) | 0.635 |
| Fluid Outlet Size (mm) | 6.35 |
| Fluid Outlet Thread Type | NPSM |
| Frame Configuration | Hi-Boy |
| Hose Inlet Diameter (cm) | 0.635 |
| Hose Inlet Diameter (mm) | 6.35 |
| Includes | Contractor PC Gun, RAC X LTX 517 Spray Tip, RAC X Guard, 1/4 in x 50 ft BlueMax II Airless Hose, TSL 4 oz |
| Inlet Paint Strainer | 8 Mesh Stainless Steel Screen |
| Maximum Flow Rate (L/min) | 4.73 |
| Maximum Sound Pressure Level (dB(A)) | 96 |
| Maximum Tip Size (cm) | 0.09144 |
| Maximum Tip Size (mm) | 0.9144 |
| Maximum Tip Size 1 Gun (cm) | 0.09144 |
| Maximum Tip Size 1 Gun (mm) | 0.9144 |
| Maximum Tip Size 2 Guns (cm) | 0.05842 |
| Maximum Tip Size 2 Guns (mm) | 0.5842 |
| Maximum Working Pressure (MPa) | 22.8 |
| Maximum Working Pressure (bar) | 228 |
| Maximum Working Pressure (kPa) | 22800 |
| Model | GMAX II |
| Number of Guns | 2 |
| Outlet Paint Filter | 60 Mesh Stainless Steel Screen |
| Overall Height (cm) | 103.6 |
| Overall Height (mm) | 1036 |
| Overall Length (cm) | 97.3 |
| Overall Length (mm) | 973 |
| Overall Width (cm) | 56.6 |
| Overall Width (mm) | 566 |
| Power Rating (HP) | 4.0 |
| Power Rating (W) | 2982.8 |
| Power Rating (cc) | 120 |
| Power Rating (kW) | 2.98 |
| Power Source | Gas |
| Pressure Control Type | SmartControl 3.0 |
| Pump Mount Type | QuikChange |
| Pump Rod Type | Chromex |
| Pump Sleeve Material | Stainless Steel |
| Pump Type | Endurance |
| Recommended Annual Usage | Up to 500 gallons per week |
| Series | 3900 |
| Type | Airless Sprayer |
| Weight (kg) | 48 |
| Wetted Material | Acetal, Aluminum, Chrome Plating, Fluoroelastomer, Leather, Nylon, PTFE, Polyurethane, Stainless Steel, Tungsten Carbide, UHMWPE, Zinc-Plated Carbon Steel, Nickel-Plated Carbon Steel |
Features
- Most reliable Endurance Chromex Piston Pump - lasts 3X longer
- Easy maintenance & less clogging with Easy Out Pump Filter
- Consistent spray fan and pressure control with SmartControl
- Maintenance-free high-pressure during with Heavy-Duty Prime Valve
- Rugged and easy to maneuver with durable cart design
- All-day comfort & control with Contractor PC Gun and RAC X LP SwitchTip
Applications
- Everyday painting and coating applications
- Wide range of tip sizes and coating types
- Longer hose length applications
- Heavy coating applications
- Professional contractor applications
- Commercial painting projects
Compatible Equipment
- Contractor PC Gun
- RAC X LP SwitchTip
- Blue Max II Hose
- Honda engines
- RAC X LP 517 SwitchTip
- 3/8 in x 50 ft hose
Related Parts
- 17E825 - GMAX II 3400 Standard
- 17E831 - GMAX II 5900 Standard
- 17E836 - GMAX II 7900 Standard
- 17E826 - GMAX II 3900 Lo-Boy
- 17E829 - GMAX II 5900 Lo-Boy
- 17E834 - GMAX II 7900 Lo-Boy
- 17E826 - GMAX II 3900 Standard
- 17E829 - GMAX II 3900 Lo-Boy
- 17E832 - GMAX II 5900 ProContractor
- 17E833 - GMAX II 5900 Ironman
Part of the GMAX II Standard Series family designed for everyday reliability. Includes GRACO's Endurance MaxLife Piston Pump technology. Part of the GMAX II series gas airless sprayer family. ProContractor model offers enhanced features over standard models including LED display and advanced monitoring capabilities. Part of the GMAX II Standard Series lineup with Honda engine option. Kohler CommandPro engine version also available as 17E827K.
Reference Manuals
