Symptom

Possible Cause

Solution

 

 

 

 

 

Excessive over-

1.

Fluid pressure too high.

1.

Reduce fluid pressure.

spray.

2.

Gun is too far from surface.

2.

Keep gun at recommended

 

 

 

 

distance.

 

3.

Spraying too fast.

3.

Slow down and maintain

 

 

 

 

consistent, even parallel

 

 

 

 

stroke.

 

 

 

 

 

Unable to control

1.

Pattern adjustment screw is

1.

Clean or replace.

spray fan.

 

not seating properly.

 

 

 

2.

Atomizing cap is loose.

2.

Tighten atomizing cap.

 

 

 

 

 

Runs and sags.

1.

Damaged seal.

1.

Replace damaged seals.

 

 

 

 

 

Material leaks from

1.

Cap not secure.

1.

Tighten.

pressure cup.

2.

Hose connections not tight.

2.

Tighten.

 

3.

Leaking from cap vent hole.

3.

Hold gun upright do not tilt.

 

 

 

 

 

Material leaks from

1.

Fluid tip loose.

1.

Tighten.

gun.

2.

Fluid hose connection is not

2.

Tighten.

 

 

tight.

 

 

 

3.

Dry or damaged seals.

3.

Replace seals.

 

4.

Excessive pressure.

4.

Reduce pressure.

 

 

 

 

 

Thick dimpled finish

1.

Holding gun too close to sur-

1.

Spray at recommended dis-

aka "Orange Peel."

 

face.

 

tance.

 

2.

Inlet air pressure too low.

2.

Check inlet air pressure.

 

3.

Material not properly mixed.

3.

Follow manufacturer's

 

 

 

 

instructions.

 

4.

Surface is dirty or oily.

4.

More surface prep is

 

 

 

 

required.

 

 

 

 

 

Dry Spray.

1.

Inlet air pressure too high.

1.

Lower inlet air pressure.

 

2.

Gun too far from surface.

2.

Keep gun at recommended

 

 

 

 

distance.

 

3.

Gun stroke too fast.

3.

Slow down and maintain

 

 

 

 

consistent even parallel

 

 

 

 

stroke.

 

 

 

 

Gun leaks from

1.

Debris will not let the needle

1. Clean or replace both.

fluid tip.

 

seat with the fluid tip.

 

 

 

 

 

 

 

Excess pressure in

1.

Safety valve not working.

1.

Discontinue use!

pressure cup.

 

 

2.

Relieve pressure.

 

 

 

3.

Replace safety valve.

 

 

 

 

 

Contaminated

1.

Water or oil in the air line.

1.

Install an in-line air filter.

paint, aka "Fish

 

 

2.

Replace air line.

Eyes.

 

 

 

 

 

 

 

 

 

Model H7668 Spray Gun w/Pressure Cup

-19-

Page 19
Image 19
Grizzly H7668 instruction manual Symptom Possible Cause Solution

H7668 specifications

The Grizzly H7668 is a standout tool in the world of woodworking and metalworking, presenting a range of features that cater to both professional craftsmen and enthusiastic hobbyists. This versatile heavy-duty bench-top planner combines precision engineering with user-friendly design, making it an excellent addition to any workshop.

One of the defining characteristics of the H7668 is its powerful 15-amp motor, which provides ample power to tackle tough materials with ease. This robust motor supports planing cuts up to 1/8 inch deep, allowing users to refine wood surfaces efficiently. Coupled with a high-speed steel cutter head, the Grizzly H7668 ensures smooth and accurate planing, delivering a professional finish in a fraction of the time it would take with traditional hand tools.

Another significant feature of the H7668 is its effective dust collection system. The unit comes equipped with a 4-inch dust port that connects easily to most standard shop vacuums. This ensures that your workspace remains clean and free from excessive debris, allowing you to focus on crafting rather than cleaning. This feature not only improves visibility during operation but also enhances the safety of the workspace by reducing slip hazards inherent with wood shavings and dust.

User experience is a crucial aspect of the Grizzly H7668, and to this end, the tool features an adjustable infeed and outfeed table. This adaptability enables users to accommodate various stock widths and lengths seamlessly. Additionally, the integrated thickness gauge allows for precise adjustments, ensuring that every piece is planed to the desired specifications.

The H7668 is constructed with a heavy cast iron base, granting durability and stability, which are essential during operation. This sturdy construction minimizes vibrations and enhances accuracy, making it ideal for both heavy-duty tasks and finer woodworking projects that require precise craftsmanship.

In summary, the Grizzly H7668 combines power, efficiency, and precision in a compact package. With its 15-amp motor, effective dust collection, adjustable tables, and robust construction, it is tailored to meet the demands of woodworking and metalworking professionals. Whether you are planning wood for cabinets, furniture, or detailed inlays, this tool proves to be an invaluable resource in achieving exceptional results. As a versatile and reliable tool, the Grizzly H7668 stands out as a top choice for anyone looking to elevate their craftsmanship to new heights.