Campbell Hausfeld AL2710 Service, Replacement of Electrical Components, Spray GUN

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Operating Instructions and Parts Manual

AL2710

Airless Paint Systems

Electrical System (Cont.)

REPLACEMENT OF ELECTRICAL COMPONENTS

NOTE: Refer to Electrical System Diagram (page 20) and LCD Diagram (page 22).

PRESSURE CONTROL ASSEMBLY (ELECTRICAL CONTROL BOARD)

1.Unplug machine's power cord.

2.Remove four screws from pressure control assembly.

3.Disconnect all leads from pressure control assembly.

4.Reassemble in reverse order.

SENSOR

1.Remove the screws and lower the pressure control assembly.

2.Disconnect swivel from sensor by holding sensor with 7/8" wrench and loosening swivel with 11/16" wrench.

3.Disconnect sensor lead from the board. Carefully pull sensor lead out of the terminal box and remove sensor.

4.Reassemble in reverse order.

POTENTIOMETER

1.Lower pressure control assembly as described above.

2.Disconnect potentiometer lead from pressure control assembly.

3.Use a 1/16" allen wrench, loosen set screw in the potentiometer knob and remove knob and spacer.

4.Using a 1/2" wrench or deep socket, remove the nut from the potentiometer shaft assembly.

5.Pull entire potentiometer assembly out of terminal box.

6.Replace in reverse order.

LIQUID CRYSTAL DISPLAY (LCD)

1.Lower pressure control assembly as described above.

2.Unscrew the four nuts (6/32") and remove LCD Display assembly.

3.If unable to loosen the four nuts, hold them and unscrew the four screws. Then remove the LCD Display Assembly. If the display is removed in this manner, the mylar label must be replaced.

4.Reassemble in reverse order, while making sure that the four spacers and the four washers are in place. Tighten the four nuts handtight and seal with blue loctite. DO NOT overtighten the nuts as this will damage the display.

ON-OFF TOGGLE SWITCH

1.Lower the pressure control assembly as described above.

2.Disconnect the two wires on the switch.

3.Use a 9/16" wrench to loosen the nut on the toggle switch shaft.

4.Reassemble in reverse order.

FUSE HOLDER

1.Lower pressure control assembly as described above.

2.Disconnect the two wires on the holder.

3.Remove holder cover and fuse.

4.Use 11/16" wrench to remove the nut from the holder shaft.

5.Reassemble in reverse order.

Service

SPRAY GUN

Prior to servicing gun: Attach spray gun to hose and tighten fittings securely. Set the gun trigger lock. The gun trigger lock should always be set when the gun is not being triggered (see Figure 10).

Hold gun with trigger locked and push trigger against the lock . Then adjust nut so that the retainer will move

Figure 10 - Setting Trigger Lock

freely back and forth approximately 1/32" to allow valve spring unit to seat the valve ball.

IMPORTANT: Readjust nut periodically for wear of valve seat and valve ball. Otherwise, leakage will occur.

REPLACING VALVE BALL HOLDER

Kit #2-007

Parts Needed: 3 Tip Washers, 1 Valve Seat, 1 Valve Ball Holder, 2 Seals-Teflon

Dismantling:

1.Unscrew rev guard and remove spray tip and seal.

2.Unscrew valve seat with 1/2" socket wrench.

NOTICE

When removing and

replacing valve

 

 

seat, hold the trigger in the open position so that the valve ball is lifted off the valve seat. Failure to life the ball off the seat will result in a scrathed, leaky valve.

3.Unscrew valve ball together with the brass part of the assembly. Do not pull on the parts or the packing may get damaged.

4.Unscrew the valve ball from the brass part of the assembly.

Reassembling is done in reverse sequence. Screw the new valve ball with holder into the brass part.

NOTICE

Tighten valve ball

and brass part on

 

threaded end of the shaft by hand until you feel a positive stop. Do not tighten

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Contents AL2710 Operating Instructions and Parts ManualSafety Guidelines Table of ContentsSpecifications General Safety InformationElectrical Shock Hazard Skin Injection HazardFlushing Pre-OperationFire or Explosion Hazard Amperage Length of Cord Ft RatingSetting UP HOW to FlushProcedure Important ComponentsStarting UP OperationSpray TIP Selection Tip Selection Chart Electrical Board Calibration Electrical SystemSpray Technique Zero CalibrationPressure Calibration Electrical TroubleshootingLiquid Crystal Display LCD Calibration Replacement of Electrical Components ServiceSpray GUN Replacing Valve Spring Unit Fluid Pump ReinstallationGear and Pump Assembly Fluid PumpMaintenance Reassembly Troubleshooting Chart Symptom Possible Causes Corrective ActionElectrical Troubleshooting Possible Cause Corrective ActionFor Replacement Parts, Call AL2710 Spray GunParts List for Spray Gun for use with AL2710 AL2710 Spray Gun Ref. No Description Part Number QtyAirless Paint Sprayer Model AL2710 Parts List for Airless Paint Sprayer, Model AL2710 Not applicableElectrical System Parts List for Electrical System Ref. No Description Part Number QtyAL2710 Manifold Filter Parts List for Manifold Filter 111-200-99 Ref. No Description Part Number QtyParts List for Piston Rod, Upper Check Valve Piston Rod and Upper Check ValveLower Suction Valve Parts List for Lower Suction Valve Gear and Pump Assembly Parts List for Gear and Pump Assembly Parts List for Fluid Pump 331-236 Ref. No Description Part Number QtyWhat is not Covered Under this Warranty Responsibilities of Purchaser Under this Warranty

AL2710 specifications

The Campbell Hausfeld AL2710 is a versatile and efficient air compressor, designed to meet the demands of both DIY enthusiasts and professional users. With a compact design and a range of powerful features, this compressor stands out in its category for its reliability and performance.

One of the key features of the AL2710 is its 1.5 HP motor, which provides consistent and powerful airflow. It operates at a maximum pressure of 125 PSI, making it suitable for a variety of applications, from inflating tires and powering air tools to providing air assistance for painting and finishing tasks. The compressor has a tank capacity of 3.5 gallons, enabling it to store enough air for extended use without frequent cycling.

The AL2710 is built with portability in mind. Weighing just over 40 pounds, it comes with an ergonomic handle and a lightweight design that allows for easy transportation to various job sites. Its low-profile design not only enhances mobility but also makes it easy to store in tight spaces.

Another notable characteristic is its oil-free pump, which significantly reduces maintenance requirements. This technology not only contributes to a cleaner operation but also enhances the compressor's lifespan. Users can benefit from the convenience of not needing to deal with oil changes, allowing them to focus more on their work.

The unit features a quick-connect coupler for rapid tool changes, enhancing productivity. Additionally, the integrated pressure gauge enables users to monitor air pressure levels with ease, ensuring optimal performance of their air-powered tools.

Noise levels are also a consideration for many users. The Campbell Hausfeld AL2710 operates at a relatively low noise level, making it suitable for use in residential areas or noise-sensitive environments.

In summary, the Campbell Hausfeld AL2710 air compressor is defined by its powerful and portable design, oil-free operation, and user-friendly features. It is an ideal choice for those who need a reliable compressor for various tasks, combining efficiency, durability, and ease of use. Whether for home improvement projects or professional applications, the AL2710 provides the necessary performance to get the job done effectively.
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