Driver Replacement
To remove the driver:
1.Disconnect the nailer from the air supply and remove any fasteners from the magazine.
2.Sequentially loosen the 4 cap screws secur- ing the nailer cap to the nailer body.
3.G1847/52: Remove the 4 cap screws, deflector, cap, spring, and HD valve piston. Place them to one side. Figure 6. G1861: Remove the 4 cap screws, deflector, cap, gasket set, and spring. Figure 7.
HD Valve
Piston
Cap | Cap Screws |
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| Driver |
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| Main Piston | ||
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Deflector |
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Figure 6. Stapler driver assembly.
HD Valve
Piston
Cap | Cap Screws |
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Driver
Gasket Set
Main Piston
Deflector
Figure 7. Brad driver assembly.
4.G1861 only: Remove the cap insert by plac- ing one of your small Allen wrenches into the hole, wedging, and then pulling. The cap insert will work its way out. Figure 9.
5.Reach into the air cylinder with a pair of nee- dle nose pliers, grasp the tip of the main pis- ton unit, and pull it out. The driver is con- nected to the main piston unit.
6.Inspect driver condition and repair or replace as necessary.
7.Re-assemble the nailer.
8.Do not put any fasteners into the magazine. Connect the air hose. Check for any leaking air. You will hear it hissing or feel it rushing through the spaces.
9.If everything sounds normal, press the safe- ty nose down on a piece of wood and pull the trigger a couple of times. Air should be exhausted normally each time.
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G1847 / G1852 / G 1861 / G3811 Air Nailers/Staplers | |||