Parts & Features

See figures below for reference.

Provides clean air to the pump and must always

be kept free of debris. Check on a da!ly basis or

Air Intake FilterRegulator Gauge before each use.

_!

--Oil Fill Cap

0_-- Oil Sight Gauge

Pressure Relief Tube

J Indicates the outgoing air pressure to the toot and is k controlled by the regulator.

Tank Pressure

Gauge

"_

Indicates the reserve air pressure in the tank.

 

_ressure

Switch

 

This controls the power to the motor and also the cut-in/cut-cut pressure settings. This switch

I serves as the Auto-OnfOff positions for the unit,

I

 

 

J

Pressure

Relief Valve

The pressure relief valve, located on

the side of the pressure switch, is

designed

to

automatically release

compressed air when the air

compressor

reaches cut-out

 

pressure. The released air should

 

on}y escape momentarily and the

 

valve should

then close.

J

Outlet

Tube

!

Used to drain condensation from the I Tankair tanKDrain. LocatedValve at bottom of tank.

Tank Safety Valve

Used to allow excess tank pressure to escape into the.atmosphere. This valve should only open when the tank pressure is above the maximum rated pressure.

Regulator

The air pressure coming from the air tank is controlled by the regulator.

To increase the pressure, turn the knob clockwise and to decrease the

pressure turn the knob counterclockwise.

J

Offers a quick release feature Ior attaching and removing the

Quick Connect1 air hose.

When the pump is not in operation, the valve closes to retai

Check Valvenl air pressure inside the tank. An internal component.

3

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Craftsman 921.166390 owner manual Outlet, Tube

921.166390 specifications

The Craftsman 921.166390 is a versatile and durable tool that has garnered attention for its reliability and innovative features. Designed for both professionals and DIY enthusiasts, this multipurpose tool stands out in the competitive market of power tools.

One of the main features of the Craftsman 921.166390 is its powerful motor, which provides robust performance for a variety of applications. With its efficient power output, users can tackle tasks ranging from cutting and shaping materials to drilling holes and fastening components. This makes it an ideal choice for woodworking, metalworking, and home improvement projects.

The tool is equipped with an adjustable speed setting, allowing users to customize the speed according to the task at hand. This feature is particularly beneficial when working with different materials, as it helps prevent damage and ensures precision. The variable speed control gives users the flexibility to optimize performance, whether they are working with delicate materials or require high-speed cutting.

Another significant characteristic of the Craftsman 921.166390 is its ergonomic design. The tool is crafted to fit comfortably in the user’s hand, reducing fatigue during extended use. The non-slip grip promotes stability, enabling users to maintain control even in challenging working conditions. This thoughtful design is crucial for achieving accuracy while minimizing the risk of accidents.

In terms of construction, the Craftsman 921.166390 is built with high-quality materials that enhance durability and longevity. The robust housing protects the internal components from damage, ensuring the tool can withstand the rigors of daily use. Additionally, the easy-to-replace parts contribute to its maintenance, allowing users to keep the tool in optimal working condition for years to come.

The versatility of the Craftsman 921.166390 is further enhanced by its compatibility with various attachments and accessories. This allows for a wide range of applications, making it a multi-functional tool that can adapt to different tasks. Whether users need to drill, cut, or shape materials, this tool can handle it all, making it a valuable addition to any toolkit.

In summary, the Craftsman 921.166390 is characterized by its powerful motor, adjustable speed settings, ergonomic design, and robust construction. These features combine to create a reliable tool that meets the demands of various applications, making it a preferred choice among both professionals and hobbyists alike. Its ability to perform a multitude of tasks efficiently ensures that users can take on projects with confidence.