Drive Blade and Disassembly of the Models 50M (back)
2.27
 

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Drive Blade and Disassembly of the Model 50M.

Disassembly and Rebuild for the Model 50M.

Place the nailer in a padded vise.
Using pliers, straighten the cotter pin on the tapered side of the #5 roller pin.
Remove the cotter pin by tapping it out.

Save the cotter pin for reinstallation.

Tap and drive out the #5 roller pin.
Remove the plunger head, plunger spring and plunger spring pin by lifting straight out of the body.
You may need to pull the plunger spring pin out separately.
Slide off the rubber blade retainer, drive blade and plunger spring.
You are now ready to install a new drive blade.

To install a new drive blade, look for the milled T-slot on the plunger head.
Locate the label on the rubber retainer. Writing will be facing down towards the nailer body.
Slide the rubber blade retainer over the new drive blade. Push it flush to the underside of the plunger head.
Add the plunger spring and spring pin to the plunger.
Line up the slot on the spring pin with the drive blade which will face the front of the nailer.
Slide all components into the top of the nailer body.
Slide the #5 roller pin into the nailer while holding the plunger down.
Tap the pin with a mallet to drive it through.
Slide the cotter pin through the tapered end of the #5 roller pin.

Wrap the cotter pin legs to secure it in place.

Wrap the cotter pin legs to secure it in place.
Nailer is ready for cleats and functional testing.