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GMAX II HD 7900
GMAX II 7900 HD 3-in-1 ProContractor Series Gas Airless Sprayer
Part Number: 17E842
GMAX II HD 7900
GMAX II 7900 HD 3-in-1 ProContractor Series Gas Airless Sprayer
Part Number: 17E842
The GMAX II 7900 HD airless texture sprayer delivers the highest performance for the biggest jobs. With maximum flow and extreme durability, this sprayer does it all — skim coat in a Level 5 finish, drywall mud in a variety of finishes, all paints and primers and other heavy coatings.
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Product Brochure
The GMAX II 7900 HD airless texture sprayer delivers the highest performance for the biggest jobs. With maximum flow and extreme durability, this sprayer does it all — skim coat in a Level 5 finish, drywall mud in a variety of finishes, all paints and primers and other heavy coatings.
Work Smarter, Finish More Jobs. GMAX II HD ProContractor Series airless texture sprayers are designed to deliver improved 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
- Lasts 6X longer between repacks with innovative MaxLife technology
- Oversized passages for high velocity flow to rotate piston for even wear Longest life packings and piston rod Long life ceramic and stainless steel balls included for maximum versatility
- MaxFlo 2 with Pack-Out Protection
- Less pack-out, more productivity
- Self-cleaning Vibra-Seal Technology eliminates material build-up
- Continuous spraying with True Pack-Out Protection for more productivity
- Optimized fluid passageways for the heaviest coatings
- SmartControl 3.0
- Consistent spray fan & pressure control
- Ideal for low overspray applications with the lowest dead band at any pressure
- Precision Advantage Drive
- The longest lasting drive
- Improved joist conditions with extremely quiet operation
- Lifetime Warranty
- ProConnect 2 Pump Replacement System
- Eliminate costly downtime
- Exchange pump in minutes
- No tools, pins or parts to lose
- 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
- LED Display
- Easy-to-read display provides quick reference to show:
- Pressure read-out
- Job/lifetime/gallon counter
- Self-diagnostics
- Easy-to-read display provides quick reference to show:
- Honda® GX Engine
- Reliable, powerful & easy-to-start
- Oil Alert shuts down engine to prevent damage if oil level drops too low
- Crushproof Inlet Strainer
- Durable filtration
- Stands up to harsh impacts to maintain even flow through filter
- Additional Features:
- Rugged, Durable Cart Design
- Heavy-Duty Prime Valve
- Easy Out Pump Filter
- WatchDog Pump Protection System
Specifications & Documents
Technical Specifications
Convert to Metric| Compatible Material | Stains, Oil, Lacquer, Primers, Fillers, Acrylics, Interior Emulsions, Exterior Emulsions, Latex, Plaster, Anti-Corrosive Paints, Fire-Retardant Paint, Intumescent |
|---|---|
| Compatible Replacement Pump | 17H835 |
| 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 | Heavy-Duty Blue Texture Gun, RAC X LTX 427 Spray Tip, RAC X LTX 531 Spray Tip, RAC X Guard, 3/8 in x 50 ft BlueMax II Airless Hose, 1/4 in x 3 ft BlueMax II Airless Whip Hose |
| 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 HD |
| 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 | HD Blue Texture Gun |
| Spray Type | Airless |
| Type | Airless Sprayer |
| Weight (lb) | 167 |
| Compatible Material | Stains, Oil, Lacquer, Primers, Fillers, Acrylics, Interior Emulsions, Exterior Emulsions, Latex, Plaster, Anti-Corrosive Paints, Fire-Retardant Paint, Intumescent |
| Compatible Replacement Pump | 17H835 |
| 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 | Heavy-Duty Blue Texture Gun, RAC X LTX 427 Spray Tip, RAC X LTX 531 Spray Tip, RAC X Guard, 3/8 in x 50 ft BlueMax II Airless Hose, 1/4 in x 3 ft BlueMax II Airless Whip Hose |
| 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 HD |
| 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 | HD Blue Texture 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 |
|---|---|---|---|
| 241705 | Heavy-Duty Blue Texture Airless Spray Gun, 4 Finger Trigger, RAC X | 1 | ea |
| LTX427 | RAC X SwitchTip, 427 | 1 | ea |
| LTX531 | RAC X SwitchTip, 531 | 1 | ea |
| 246215 | RAC X HandTite Tip Guard | 1 | ea |
| 240797 | BlueMax II Airless Hose, 3/8 in x 50 ft | 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 |
| 240797 | BlueMax II Airless Hose, 3/8 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 |
| 189920 | Inlet Strainer, SST Cap Single Screen, 1 in |
| 243222 | Pressure Control Transducer Repair Kit |
| 16Y496 | KIT,DISPLAY, GMAX, PREMIUM |
| 117285 | PACKING, O-RING |
| 118494 | PACKING, O-RING |
| 116752 | SWITCH, ROCKER |
| 15C766 | TUBE, DIFFUSION |
| 241705 | Heavy-Duty Blue Texture Airless Spray Gun, 4 Finger Trigger, RAC X |
