GRACO 17E841 – GMAX II 7900 HD 3-in-1 Standard Series Gas Airless Sprayer

GRACO 17E841 – GMAX II 7900 HD 3-in-1 Standard Series Gas Airless Sprayer

The GMAX II 7900 HD is a gas-powered airless sprayer delivering unmatched durability and everyday reliability. Built to handle the widest range of tip sizes, longer hose lengths, and heavier coatings with ease. Designed to save time and money by delivering superior performance and versatility for spraying paints, primers, heavy coatings, and texture finishes.

Built with must-have features that are designed to save you time and money, the GMAX II 5900 HD delivers topnotch performance and versatility. Whether you need to spray skim coat in a Level 5 finish, drywall mud in an orange peel, splatter or knockdown finish or even the wide range of primers, paints and other heavy coatings, this sprayer can handle just about any task you need it to. Doing the job just got easier with Graco.

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 Pressure Control

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

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

Additional Specifications

Flow Rate: 2.20 GPM (8.3 LPM)

Engine Options: Honda GX or Kohler CommandPro

Pump Type: Endurance Piston Pump

Application: architectural paints and coatings

Use: professional use only

Explosive Atmosphere: Not approved for use in European explosive atmosphere locations

Compatible Replacement Pump	25E689
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
Engine Size (kW)	4.85
Features	Endurance MaxLife Pump, MaxFlo 2, SmartControl 3.0, Advantage Drive, Honda Engine, Easy Out Filter, Heavy-Duty Prime Valve
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	Cart
Hose Inlet Diameter (in)	3/8
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 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	4
Outlet Paint Filter	60 Mesh Stainless Steel Screen
Overall Height (in)	40.5
Overall Length (in)	38.1
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	Standard
Pump Mount Type	QuikChange
Pump Rod Type	MaxLife
Pump Sleeve Material	MaxLife
Recommended Annual Usage	100-200 gallons per week
Series	7900
Type	Airless Sprayer
Weight (lb)	153

Features

Endurance Piston Pump with 2X longer life than leading brands

Long-life ceramic and stainless steel balls for maximum versatility

SmartControl for consistent spray fan and pressure control

Easy Out Pump Filter with exclusive inside-out filtering

Heavy-Duty Prime Valve for high-pressure dumping

Advantage Drive with hardened steel gears and lifetime warranty

Applications

Paints

Primers

Heavy coatings

Texture finishes

Wide range of coating applications requiring high pressure and flow

Compatible Equipment

Honda GX engines

Kohler CommandPro engines

Tips up to 0.035

Longer hose lengths

Heavy coating materials

TexSpray 7900HD Airless Sprayer

Related Parts

17E839 – GMAX II 5900 HD, 17E839K – GMAX II 5900 HD with Kohler engine

17E825 – GMAX 3400

17E827 – GMAX II 3900

17E826 – GMAX II 3900 Lo-Boy

17E831 – GMAX II 5900

17E829 – GMAX II 5900 Lo-Boy

17E830 – GMAX II 5900 Convertible

17E836 – GMAX II 7900

17E834 – GMAX II 7900 Lo-Boy

Part of the GMAX II HD Standard Series. Available with choice of Honda GX (17E841) or Kohler engine (17E841K). Features MaxLife Pistion Pump offering 2X longer life. This appears to be a standard configuration for the TexSpray 7900HD model in the airless sprayer product line. Related manual reference: 3A6417 for parts, Honda Engine Manual for engine specifications. Part of GMAX airless sprayers family. Not approved for use in European explosive atmosphere locations. Manual reference 3A6417L.

Reference Manuals

3J0296EN – A (Page 2)

3A6400 (Page 1) GMAX 3400, GMAX II 3900/5900/7900, and TexSpray 5900HD/7900HD Airless Sprayers

3A6417 (Page 1) GMAX 3400, GMAX II 3900/5900/7900, and TexSpray 5900HD/7900HD Airless Sprayers, Parts