I took my 1115 apart to clean - boy what a mess.
If you need to clean your HP nter ink well, etc. you need this.
I wrote up instructions and took pictures.
Disassembly, Cleaning, Reassembly - with hints and warnings.
Breaks it all the way down and only what is necessary.
You won't take things apart you don't need to. It just may save you
from breaking things and wrong assembly.
get a copy and make life easier..
It should be pretty exact for all 1100 series and maybe for something
like 970 - don't know
contact me at firstname.lastname@example.org