Hitachi Tools & Hardware - Others - Page 2 - Popular Questions, Answers, Tips & Manuals

https://www.amazon.com/Hitachi-NR90AD-Clipped-Collated-Framing/dp/B002JPJGFO

You have an "O" seal leaking in there somewhere.

Maybe there can be a problem with a rip in the cilinder its a very thin cilinder and its neccesary to replace with all the parts on it because of the extreme heat build up. cilinder assy 42 41A possible necessary, but first inspect the cilinder carefully on a rift. some other rings or parts broken or worn. Hitachi NR90GC 3 1 2 Gas Powered Clipped Head Framing Nailer Parts

Disassemble the feeder mech and clean it... the grit in the cement dust will start to keep the parts from moving freely

Go back to the dealer and ask for help if its a problem with the receipt is always within 8 days Exchange possibility if something does not normally functioned. This must not be a problem.

Please have your battery tested Matthew at the following link. Batteries Plus Bulbs and Battery Store Find Battery for laptop auto cell...

YES always replace the parts and keep safety for all if in doubt clean regulary the cilinder internally because its very thin These cylinders break easily if something is faltering. https://devs.hitachi-koki.co.jp/ois/explodedDiagram.html?type=svg&modelName=NT+65GS&newwindow=true

Hitachi states in the manual that 2-3 drops of their pneumatic oil twice a day should be all that is needed. Feed the oil thru the air intake. You could install a lubricator t hat will supply an oil mist the the gun during use. good luck

NV65AD3 or that kind of ? NV90AB2 on the biggest transparant plastic part that will fitt on the upper part and the squill will fitting in. with a well-fitting pipe wrench that fits just in the rounding so you can control it somewhat fix the upper part in a bench vise then push with the pipe wrench around 20 mm or maybe some bigger it to its place and with both hands you can push it on place, a plastic hammer is not allways necessary .

Sounds like a bent nose. It's been dropped

Safety might be bent. You drop it?

Bad trigger switch(circuit board)

could be in need of an internal adjustment to stop the hammer from hitting the end plate ( travelling to far) talk with a tool repair shop and see if there is something that can be done contact a a hitachi service agent for advice go google and type in--- repair manual for Hitachi nail gun-- and see if there is a manual in pdf version that you can download

yes its good one.

There is a cascade(tripler) that will have problems or may be the isolator in the high volt cable internally to the point where the spark is its a difficult job to do it must be removed try the last aid to use cold cleaning solvent the whole assembly with cable a very little change but after cleaning and blow it dry with a compressor may be a little change

If it's new, return it. on warrant. If used, ask where you bought it, maybe they have some experience

Check the date code on the bottom of your fuel - it doesn't matter if it feels full or that you just bought it, many stores don't rotate their stock. The #1 issue with these is bad fuel.

lube the nails

Should be a little roller on or near point where nails come out. Roll right for deeper or left for less

gas pattern valve ?