1. Disassembled by removing the cover
2. Saw the broken air in-let to the trigger
3. Replaced the trigger and actuator at the same time.
4. Ops checked good.
Note: The label says NO OIL on the rear in black on black plastic . I did NOT see that until I was taking it apart. I know why the o rings were bad! I o
... Read moreiled the machine before I put it away last time I used it.
1. Un screwed and Split the stapler case in half
2. Removed the cylinder tube
3. Unpinned the cylinder assembly and removed
4. Replaced the cylinder assembly with new one
5. Installed retaining pin
6. Used a heat gun to soften and shape the cylinder tube. (It was to stiff to install out of the bag)
7.
... Read moreInstalled the cylinder tube.
8. Then put the stapler halfs back together
9. Tested and worked like new.
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Stapler stopped cycling, only blew air when I pulled the trigger
1. Open the stapler by removing the Torx screws and sliding the pivot pin for the main trigger out. Beware the rubber o-ring used to hold this in place, it will try to run away.
2. Drive the pin attaching the cylinder to the drive mechanism out, keep the clear plastic retainer.
3. Remove the cylinder by removing the large pin
... Read more from the closed end and disconnecting the hose.
4. Remove the valve by disconnecting the hoses.
5. Apply heat to the hose ends to make pushing them on easier and less likely to break off the nipples. Connect the valve and the cylinder
6. Position the cylinder, route the hose where it was when you opened the unit, push the large silver pin back to retain the cylinder in position.
7. Align the cylinder rod with the mechanism and slide the pin up to connect the cylinder to the drive mechanism, put the clear plastic ring around the pin to retain it.
8. Reassemble the unit with the Torx screws - pay close attention to aligning the drive mechanism in the slots before you close the shell and tighten.
9. Install the main trigger by positioning it in the stapler and pushing the pivot rod through, retain the rod with the small black o-ring that came off the unit when you took it apart.
Load with staples and test. My unit was a little sticky on reassembly, so I took it back apart and used molybdenum disulfide (MoS2) grease on the drive mechanism slots in the housing and reassembled. Works perfectly now.
Backed out the retaining screws. Took the top half of the stapler off. Remove the air cylinder, pin and air cylinder, then replace the air cylinder and close the stapler back up.
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air cylinder was damaged that pushes the striker of stapler
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_WW_1.gif "Part Location Diagram of 9R205236 DeWALT CYLINDER SA")
_WW_1.gif "Part Location Diagram of 9R205236 DeWALT CYLINDER SA")
