3 piston o ring worn or damaged replacement o ring.
Bostitch roofing nailer trigger air leak.
Tools leaks air through nose when trigger is depressed piston driver does not return fully.
Leaks air from top.
With leaking air we suggest replacing the trigger valve part tva6 and the seals part mrg041630 part t60006 part t55031 and part 850607.
I freed the jam and debris and then found the following.
Bostich pneumatic nailers require a precise operating air pressure to function properly and air leaks are a possibility with regular use.
Trigger valve kit o ring 1 638x 118 ring bumper seal cylinder o ring.
Bostitch n55 may be a n55c siding coil nail gun.
Bostitch coil roofing nailer 1 3 4 inch to 1 3 4 inch rn46 4 7 out of 5 stars 761.
Fixing your nailer yourself might actually be easier and much cheaper than hiring someone check out our troubleshooting and repair guide for assistance.
This coil roofing nailer has a durable aluminum housing and a one door loading system for fast reloading.
Check for any signs of damage to the o rings seals collar gasket piston ring top cap and piston head valve.
Will i have to replace the entire trigger valve kit tva6 which costs about 20 00 or do you think it will be ok to replace only the o rings on the trigger valve.
You can troubleshoot leaks and other smaller problems before resorting to taking the nailer in for service.
The reason and repair way for the nailer s leaks air.
1 leaking air constantly from trigger.
Last summer while replacing the baseboards in my house the nailer started leaking air through the trigger getting worse as i completed the job.
Gun has lots of use but worked until a few roofing nails were run through it.
Trigger valve for bostitch nailers and staplers rn45 rn45 n60 bt35 bt50 stuck trigger gun not firing or air an leak are common signs of a bad trigger fits bostitch models.
I can get the trigger o rings as a separate kit for 4 00.
Is air leaking from the top of your nailer.
Piston drives full stroke and then.
It has a dry fire lock out to prevent dry firing and to alert the user to reload the magazine.
It seems to skip every other nail or every third nail.
Depend on this coil roofing nailer for durability and comfort.
2 skipping nails.
The reasons are as follows.
1 bumper cracked or damaged replace bumper 2 piston or cylinder damaged replace damaged part.
The last board had to be put up with a hammer and nailset.
