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GMAX II 7900
GMAX II 7900 ProContractor Series Gas Airless Sprayer
Part Number: 17E837
GMAX II 7900
GMAX II 7900 ProContractor Series Gas Airless Sprayer
Part Number: 17E837
Offering 35% more performance than the GMAX II 5900, the GMAX II 7900 is Graco's largest gas mechanical sprayer. These units can handle the widest range of tip sizes, multiple guns, longer hose lengths and heavier coatings with ease.
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Product Brochure
Offering 35% more performance than the GMAX II 5900, the GMAX II 7900 is Graco's largest gas mechanical sprayer. These units can handle the widest range of tip sizes, multiple guns, longer hose lengths and heavier coatings with ease.
Work Smarter, Finish More Jobs. Graco GMAX ProContractor Series gas-powered airless paint sprayers are designed to deliver speed & performance so you can get to the next jobsite faster and increase your profits.
- Endurance Vortex MaxLife Piston Pump
- Superior pump life
- Breakthrough vortex rotating rod technology
- Repack the pump in minutes with the new QuikPak Cartridge System
- Lasts 6X longer between repacks with innovative MaxLife technology
- Oversized passages for high velocity flow to rotate piston for even wear Repack pump in minutes with new QuikPak cartridge repair system
- ProConnect 2 Pump Replacement System
- Pump swaps in 1-minute or less – no tools, pins or parts to lose
- Eliminate costly downtime
- QuikReel Hose Management System
- Easy hose management
- Deploy and rewind up to 300 feet (90 meters) of hose in seconds
- No twisting, kinking, and coiling
- Use only the hose you need — the rest stays on the reel
- Crushproof Inlet Strainer
- Durable filtration
- Stands up to harsh impacts to maintain even flow through filter
- 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
- WatchDog Pump Protection System
- Automatically prevents pump damage if material supply is too low
- Precision Advantage Drive
- The longest lasting drive
- Improved jobsite conditions with extremely quiet operation
- Lifetime Warranty
- 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
- Additional Features:
- Easy Out Pump Filter
- Heavy-Duty Prime Valve
- LED Display
- Rugged, Durable Cart Design
Specifications & Documents
Technical Specifications
Convert to Metric| Compatible Material | Stains, Oil, Lacquer, Primers, Fillers, Acrylics, Interior Emulsions, Exterior Emulsions, Latex, Anti-Corrosive Paints |
|---|---|
| Compatible Replacement Pump | 17H825 |
| Construction | 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) | 6.5 |
| Features | Endurance Vortex MaxLife Pump, SmartControl 3.0, QuikReel, Honda Engine, Advantage Drive, ProConnect 2, Easy Out Filter, Crushproof Inlet Strainer, Heavy-Duty Prime Valve, WatchDog, LED Display, Contractor PC Gun |
| Filter Mesh Size | 60 |
| Fluid Hose Inside Diameter (in) | 1/4 |
| Fluid Inlet Size (in) | 1-5/16 |
| Fluid Inlet Thread Type | UN-2A |
| Fluid Outlet Size (in) | 3/8 |
| Fluid Outlet Thread Type | NPSM |
| Frame Configuration | Hi-Boy |
| Hose Inlet Diameter (in) | 1/4 |
| Hose Reel Type | QuikReel |
| Includes | Contractor PC Gun, RAC X LP 517 Spray Tip, RAC X Guard, 3/8 in x 50 ft (15 m) BlueMax II Airless Hose, 1/4 in x 3 ft (0.9 m) BlueMax II Airless Whip Hose, TSL 4 oz (118 ml) |
| Inlet Paint Strainer | 8 Mesh Stainless Steel Screen |
| Maximum Flow Rate (GPM) | 2.2 |
| Maximum Fluid Working Pressure (psi) | 3300 |
| Maximum Hose Length (ft) | 200 |
| Maximum Sound Pressure Level (dB(A)) | 96 |
| Maximum Tip Size (in) | 0.048 |
| Maximum Tip Size 1 Gun (in) | 0.048 |
| Maximum Tip Size 2 Guns (in) | 0.035 |
| Maximum Tip Size 3 Guns (in) | 0.027 |
| Maximum Tip Size 4 Guns (in) | 0.023 |
| Maximum Working Pressure (MPa) | 22.8 |
| Maximum Working Pressure (psi) | 3300 |
| Model | GMAX II |
| Number of Guns | 1 |
| Outlet Paint Filter | 60 Mesh Stainless Steel Screen |
| Overall Height (in) | 38.0 |
| Overall Length (in) | 33.3 |
| Overall Width (in) | 24.4 |
| Power Rating (HP) | 6.5 |
| Power Rating (W) | 4847 |
| Power Rating (kW) | 4.85 |
| Power Source | Gas |
| Pressure Control Type | SmartControl 3.0 |
| Product Series | ProContractor |
| Pump Mount Type | ProConnect 2 |
| Pump Rod Type | MaxLife |
| Pump Sleeve Material | MaxLife |
| Pump Type | Endurance Vortex |
| Recommended Annual Usage | Up to 1,000 gallons per week |
| Series | 7900 |
| Spray Gun Type | Contractor PC Pro Gun |
| Spray Type | Airless |
| Type | Airless Sprayer |
| Weight (lb) | 167 |
| Compatible Material | Stains, Oil, Lacquer, Primers, Fillers, Acrylics, Interior Emulsions, Exterior Emulsions, Latex, Anti-Corrosive Paints |
| Compatible Replacement Pump | 17H825 |
| Construction | 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 |
| Features | Endurance Vortex MaxLife Pump, SmartControl 3.0, QuikReel, Honda Engine, Advantage Drive, ProConnect 2, Easy Out Filter, Crushproof Inlet Strainer, Heavy-Duty Prime Valve, WatchDog, LED Display, Contractor PC Gun |
| Filter Mesh Size | 60 |
| Fluid Hose Inside Diameter (in) | 1/4 |
| Fluid Inlet Size (in) | 1-5/16 |
| Fluid Inlet Size (mm) | 33.34 |
| Fluid Inlet Thread Type | UN-2A |
| Fluid Outlet Size (in) | 3/8 |
| Fluid Outlet Size (mm) | 9.525 |
| Fluid Outlet Thread Type | NPSM |
| Frame Configuration | Hi-Boy |
| Hose Inlet Diameter (cm) | 0.635 |
| Hose Inlet Diameter (in) | 1/4 |
| Hose Inlet Diameter (mm) | 6.35 |
| Hose Reel Type | QuikReel |
| Includes | Contractor PC Gun, RAC X LP 517 Spray Tip, RAC X Guard, 3/8 in x 50 ft (15 m) BlueMax II Airless Hose, 1/4 in x 3 ft (0.9 m) BlueMax II Airless Whip Hose, TSL 4 oz (118 ml) |
| Inlet Paint Strainer | 8 Mesh Stainless Steel Screen |
| Maximum Flow Rate (L/min) | 8.33 |
| Maximum Fluid Working Pressure (psi) | 3300 |
| Maximum Hose Length (m) | 60 |
| Maximum Sound Pressure Level (dB(A)) | 96 |
| Maximum Tip Size (in) | 0.048 |
| Maximum Tip Size 1 Gun (in) | 0.048 |
| Maximum Tip Size 2 Guns (in) | 0.035 |
| Maximum Tip Size 3 Guns (in) | 0.027 |
| Maximum Tip Size 4 Guns (in) | 0.023 |
| Maximum Working Pressure (MPa) | 22.8 |
| Maximum Working Pressure (bar) | 227 |
| Maximum Working Pressure (kPa) | 22700 |
| Maximum Working Pressure (kg/cm²) | 22.7 |
| Maximum Working Pressure (psi) | 3300 |
| Model | GMAX II |
| Number of Guns | 1 |
| Outlet Paint Filter | 60 Mesh Stainless Steel Screen |
| Overall Height (cm) | 96.5 |
| Overall Height (mm) | 965 |
| Overall Length (cm) | 84.6 |
| Overall Length (mm) | 846 |
| Overall Width (cm) | 62.0 |
| Overall Width (mm) | 620 |
| Power Rating (W) | 4847 |
| Power Rating (cc) | 200 |
| Power Rating (kW) | 4.85 |
| Power Source | Gas |
| Pressure Control Type | SmartControl 3.0 |
| Product Series | ProContractor |
| Pump Mount Type | ProConnect 2 |
| Pump Rod Type | MaxLife |
| Pump Sleeve Material | MaxLife |
| Pump Type | Endurance Vortex |
| Recommended Annual Usage | Up to 1,000 gallons per week |
| Series | 7900 |
| Spray Gun Type | Contractor PC Pro Gun |
| Spray Type | Airless |
| Type | Airless Sprayer |
| Weight (kg) | 76 |
Product Manuals
Warranty
Sales Literature
Certifications
MSD201EN, Loctite 567 Low Strength Thread Sealant, Safety Data Sheet, English
(141 KB)
(English Only)
What's Included
| Part No. | Description | Qty | Unit |
|---|---|---|---|
| 246215 | RAC X HandTite Tip Guard | 1 | ea |
| 240797 | BlueMax II Airless Hose, 3/8 in x 50 ft | 1 | ea |
| 277249 | BlueMax II HP Airless Whip Hose, 1/4 in x 3 ft (0.9 m), 4000 psi | 1 | ea |
| 238049 | TSL Throat Seal Liquid, 4 oz | 1 | ea |
| 17Y043 | Contractor PC Airless Spray Gun with RAC X LP 517 SwitchTip | 1 | ea |
| LP517 | Low Pressure RAC X LP SwitchTip, 517 | 1 | ea |
Repair Parts
| Part No. | Description |
|---|---|
| 244068 | Easy Out Pump Manifold Filter, Long, 100 mesh |
| 244069 | Easy Out Pump Manifold Filter, Long, 200 mesh |
| 244071 | Easy Out Pump Manifold Filter, Long, 30 mesh |
| 244067 | Easy Out Pump Manifold Filter, Long, 60 mesh |
| 240794 | BlueMax II Airless Hose, 1/4 in x 50 ft |
| 17A095 | KIT, REPAIR, CONTROL BOARD, GMAX |
| 248215 | KIT, REPAIR, INTAKE TUBE |
| 257352 | Q KIT, REPAIR, PRIME VALVE, HD |
| 244240 | KIT, REPAIR, RETURN LINE, HI |
| 243222 | Pressure Control Transducer Repair Kit |
| 16Y496 | KIT,DISPLAY, GMAX, PREMIUM |
| 117285 | PACKING, O-RING |
| 118494 | PACKING, O-RING |
| 15V573 | Crushproof Inlet Strainer for 695 XT, 795 XT & 1095 XT |
| 116752 | SWITCH, ROCKER |
| 15C766 | TUBE, DIFFUSION |
| 17Y042 | Contractor PC Airless Spray Gun with RAC X 517 SwitchTip |
