Graco GMAX 3900b Parts Page

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Inside The Continental U.S.

To Order Parts Please Call Us Toll Free at 877-731-5688.
 

Discontinued Model - Parts Available
• GMAX II™ 3900 Replaces GMax™ 3900
• This Model is Discontinued
• Parts are Available

Product Specifications
• Maximum Tip Size: 0.034
• Maximum Pressure: 3300 psi
• Gallons per Minute: 1.15 gpm
• Engine Size: 4.0 HP Honda
• Fuel Capacity: 0.66 gal
• Maximum Hose Length: 300 ft
• Weight: 110 lbs
• Instruction Manuals: 308-867, 308-868

Frequently Ordered Parts
• Packing Kit: 248212 
• Rod: 248206 
• Sleeve: 248209
• Piston Seat: 248502 
• Inlet Valve: 239922

Parts Drawings 
GMax™ 3900
Click on Thumbnail for larger image.

                           
Pump Assembly        High-Boy           Low-Boy     Pressure Control

For sales information or technical assistance:
• Paint Sprayers Unlimited
  3125 Highland Drive
  Las Vegas, Nevada 89109
• Call Toll Free      (877) 731-5688
• Local Calls          (702) 731-5688
• FAX us at             (702) 731-3525
• E-mail us at         psu3125@gmail.com
• Business Hours: Monday through Friday, 7:00 AM - 4:30 PM Pacific Time

Most orders received between the hours of 7:00am and 1:00pm Pacific time Monday through Friday will be shipped the same day.
Any order received after 1:00pm Friday through Sunday will ship on the following Monday (excluding Holidays).
If you need to change or cancel your order please email us at psu3125@gmail.com or call us toll free at
877-731-5688 between the hours 7:00am and 4:30pm Pacific time Monday through Friday.

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