SERVICE AND ADJUSTMENTS

ALL MAINTENANCE AND REPAIR OPERATIONS NOT LISTED MUST BE PERFORMED BY TRAINED SERVICE TECHNICIAN.

Risk of Unsafe Operation. Unit cycles automatically when power is on. When servicing, you may be exposed to

voltage sources, compressed air, or moving parts. Before servicing unit unplug or disconnect electrical supply to the air compressor, bleed tank of pressure, and allow the air compressor to cool.

To Replace or Clean Check Valve

1.Release all air pressure from air tank. See "To Drain Tank" in the Maintenance section.

2.Unplug unit.

3.Using an adjustable wrench loosen outlet tube nut at air tank and pump. Carefully move outlet tube away from check valve.

Nuts

Outlet Tube

Elbow Fitting

Pressure Relief Tube

Check Valve

4.Using an adjustable wrench loosen pressure relief tube nut at air tank and pressure switch. Carefully move pressure relief tube away from check valve.

5.Unscrew the check valve (turn counterclockwise) using a 7/8” open end wrench. Note the orientation for reassembly.

6.Unscrew elbow fitting from the check valve (turn counter- clockwise) using an adjustable wrench. Note the orientation of the elbow fitting for reassembly.

7.Using a screwdriver, carefully push the valve disc up and down. NOTE: The valve disc should move freely up and down on

a spring which

holds the valve Screwdriver disc in the

closed position.

If not, the check valve needs to be cleaned or replaced.

8.Clean or replace the check valve. A solvent, such as paint or varnish remover can be used to clean the check valve.

9.Apply sealant to the check valve threads. Reinstall the check valve and elbow fitting (turn clockwise).

10.Replace the pressure release tube. Tighten nut.

11.Replace the outlet tube and tighten nut.

12.Perform the Break-in Procedure. See "Break-in Procedure" in the Operation section.

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Porter-Cable CFFR350C, CFFC350C instruction manual Service and Adjustments, To Replace or Clean Check Valve
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CFFR350C, CFFC350C specifications

The Porter-Cable CFFC350C and CFFR350C are two powerful tools designed for various fastening and nailing tasks in both professional and DIY settings. Both models are part of the esteemed Porter-Cable lineup, known for their durability and high performance. Catering to finish carpenters, remodelers, and woodworkers, these tools stand out for their innovative features and advanced technologies.

The CFFC350C is a cordless finish nailer that operates on an efficient battery system, providing users with the freedom of movement without the hassle of cords. This model is equipped with a motor that delivers consistent driving power, ensuring that even the toughest materials can be easily tackled. It supports 18-gauge nails ranging from 1 to 2 inches in length, making it ideal for a variety of woodworking applications. The adjustable depth control allows users to achieve precise nail placement, enhancing the overall finish quality.

On the other hand, the CFFR350C is a cordless framing nailer that is designed for heavy-duty applications. It can drive 21-degree plastic collated framing nails ranging from 2 to 3-1/4 inches, making it suitable for framing, sheathing, and other construction tasks. This model also features a tool-free depth adjustment that allows users to quickly switch settings, promoting efficiency and convenience on the job site.

Both models utilize advanced lithium-ion battery technology, offering longer runtime and faster charging times. This ensures that users can work longer without interruptions, increasing productivity. Furthermore, the lightweight and ergonomic design of these nailers provides comfort during prolonged use, reducing operator fatigue.

In terms of usability, both the CFFC350C and CFFR350C come with a no-mar tip to prevent damage to the work surface. They also feature a jam-release mechanism, allowing for easy nail clearing in the event of a jam.

In conclusion, the Porter-Cable CFFC350C and CFFR350C nailers exemplify modern engineering targeted at enhancing performance and convenience. With their robust features, advanced technologies, and user-friendly designs, they are excellent choices for both professionals and hobbyists looking for reliable and efficient fastening solutions. Whether you're framing a house or completing fine woodworking, these tools are up to the task, making them valuable additions to any toolkit.
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