You can use a soft cloth or a brush to clean.
How to replace damaged hardie siding.
How to patch hardieplank.
Be sure the top one goes through both boards.
This is so they don t prematurely wear areas of your siding.
Then hammer away on the rest of the board.
Blind nail the fiber cement siding in place starting with the bottom piece.
To remove and replace damaged siding.
Clean dirt and other debris off the outside of your house with a garden hose once or twice a year.
Use a mallet or hammer to gently drive the tip of the bar up behind the siding if necessary.
Cut the fiber cement siding to length wear approved dust protection.
Sand over the damaged area lightly but thoroughly with a medium grit sandpaper to smooth any jagged edges and create an easy grip surface.
Remove any nails from the top piece of good siding.
Proper hardie plank siding maintenance.
Here is a link to the nailing machine i was using.
Use a 4 foot level to check and then hammer in another nail.
If you re replacing more than one board in a run simply hammer a nail into the top corner to support it and then move half way down the board.
Face nail the top.
Step 2 pry the piece of siding out toward you gently to let you see the nail or screw patterning of how the planks have been fastened to the under structure.