Harbor Freight Tools 94847 operating instructions Operation, Troubleshooting, Changing Anvils

Models: 94847

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Operation

1.To change the height of the Anvil (5) to within 1-1/2 inches of the desired height, pull out Stopper Pin (9), and move the Adjustable Pole (7) up or down to one of two Stopper Pin holes. Replace Stopper Pin.

2.To adjust closer to the desired height, move the Range Adjust Block (6) to the right or left to reach the desired height.

3.Turn on the Air Compressor and set its regulator to 90 PSI.

4.Before planishing, test the operation by pressing down on the foot Switch Assy (13) with your foot.

5.Adjust the cycle speed of the Air Hammer by turning the Regulator (11) valve clockwise or counterclockwise.

6.Use both gloved hands to hold the material to be planished and place it between the Anvil (5) and the Hammer Head (3).

7.Press down on the Switch Assy (13) on the floor with your foot to operate.

8.When finished planishing, remove your foot from the Switch Assy, and wait for the Air

Hammer to stop completely.

9.Turn the Air Compressor off.

10.Press down on the Switch Assy (13) again to release any remain air pressure in the Air Hammer.

Changing Anvils

1.Unscrew Screw (2) so it is out of the way of the Air Hammer (10) when removing it from the “C” Frame. Do not remove Screw (2). See photo on page 5, bottom-right.

2.Screw off the Coil Spring from the Air Hammer (10) and slip it off, along with the Hammer Head (3) and Hammer Sleeve (4). See photo on page 5, bottom-left.

3.Slide the Air Hammer body out of the “C” Frame mounting hole.

4.Replace Anvil (5) with desired size onto the Adjustable Pole (7).

5.Replace the Air Hammer into the “C” Frame. Then, attach the Hammer Head (3) through the Coil Spring, then into the Air Hammer. Screw on the Coil Spring until it stops.

6.Retighten Screw (2) completely.

Troubleshooting

 

Problem

 

Probable Cause

Solution

 

 

 

Planishing Hammer does not

No air pressure in air line

Check air line and compressor

 

 

operate when Switch pressed

 

 

 

 

 

Planishing Hammer operates

Air pressure below normal

Check regulator on

 

 

 

at diminished pressure

 

operating pressure

compressor and Air Hammer

 

 

SKU 94847

For technical questions, please call 1-800-444-3353

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Harbor Freight Tools 94847 Operation, Troubleshooting, Changing Anvils, Problem Probable Cause Solution