Makita Jack Hammer HM1307CB Rear Cover Replacement

Giriş

This guide will show you how to remove and replace the rear cover of a Makita HM1307CB jack hammer.

As you perform this repair, take note of all the screws that have been sealed with threadlocker and be sure to clean them and reapply the same color threadlocker during reassembly.

Neye ihtiyacın var

Adım 1 Remove six screws from the handle

Makita Jack Hammer HM1307CB Rear Cover Replacement, Remove six screws from the handle: adım 1, 1 resimden 1.

Remove the following screws:
Two Phillips screws
Four hex screws
These four hex screws are all held in place with threadlocker, and may take quite a bit of torque or even some heat to loosen.
During reassembly, clean the residual threadlocker from these screws, then reapply high-strength (red) threadlocker to each one before reinstalling.
If you aren't sure how to apply threadlocker, refer to the next step in this guide.

Düzenle

Adım 2

Makita Jack Hammer HM1307CB Rear Cover Replacement: adım 2, 3 resimden 3.

To reapply threadlocker:
First, clean the residual threadlocker from each of the screws with some cleaner/degreaser and a stiff brush.
Second, apply a couple drops of high-strength threadlocker to the screw sockets.
Finally, apply one or two drops of the same high-strength threadlocker to the tip of each screw and reinstall them.

Düzenle

Adım 3 Remove the handle

Makita Jack Hammer HM1307CB Rear Cover Replacement, Remove the handle: adım 3, 2 resimden 1.

Makita Jack Hammer HM1307CB Rear Cover Replacement, Remove the handle: adım 3, 2 resimden 2.

Grab the handle and remove it from the jack hammer.

Düzenle

Adım 4 Remove two hex screws

Makita Jack Hammer HM1307CB Rear Cover Replacement, Remove two hex screws: adım 4, 1 resimden 1.

Remove the two hex screws holding the controller cover in place.
During reassembly, clean the residual threadlocker from these screws, then reapply high-strength (red) threadlocker to each one before reinstalling.

Düzenle

Adım 5 Remove the controller cover

Makita Jack Hammer HM1307CB Rear Cover Replacement, Remove the controller cover: adım 5, 2 resimden 1.

Makita Jack Hammer HM1307CB Rear Cover Replacement, Remove the controller cover: adım 5, 2 resimden 2.

Remove the controller cover and the attached power supply cord from the jack hammer.

Düzenle

Adım 6 Remove six hex screws

Makita Jack Hammer HM1307CB Rear Cover Replacement, Remove six hex screws: adım 6, 1 resimden 1.

Remove the six 5 mm hex screws holding the rear cover in place.
These six hex screws are all held in place with threadlocker, and may take quite a bit of torque or even some heat to loosen.
During reassembly, clean the residual threadlocker from these screws, then reapply high-strength (red) threadlocker to each one before reinstalling.