Thank you JobAndKnock for the recommendations and for all your assistance, it's greatly appreciated. I am an intermittent user and pretty sure the weight won't be an issue, so will investigate the cordless guns.
Right I've tracked it to the motor, it appears to stick. I took the piston assembly off and connected the fan back up, pulled the switch and the fan blades twitched but didn't run, give it a flick and it goes quite happily. Do it again and it does the same thing so it appears the most expensive...
Thanks for responding so quickly, I've removed the motor and connected directly to the battery and it runs. It did stick a few times so I did think the motor had gone, which would be typical as a replacement is expensive, bit then it started to run. So I think your suggestion of had contact...
Good evening
I have a Hitachi NR90GC2 nailer that doesn't get used a lot, probably less than 5000 nails in total but it's now stopped working. I have been using it and noticed that the fan was running slower than usual so I replaced the battery with a freshly charged one but the fan continued...