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Sump plug drip

Posted: 04 Jul 2016, 10:06
by kervinmervin
Since the last oil change, the sump plug weeps a little (single drip when stopped) - mainly when warm and after being driven it doesn’t seem to have a massive noticeable effect on the overall level. It probably happens now as I’ve taken the guidance and nip it up to 25N rather than just tightening by hand, previously I would of tightened a touch more to stop it. With a fear of stripping the threads i’m inclined to just live with the small amount that leaks or should i nip up more?

Copper washer replaced each change.

K

Re: Sump plug drip

Posted: 04 Jul 2016, 10:17
by itchyfeet
Has it been helicoiled?
leave it don't over tighten

Re: Sump plug drip

Posted: 04 Jul 2016, 10:28
by kervinmervin
I'm not sure - its quite a large thread, I realised this when trying to find standard washers - but not sure, I took a picture last change to try to investigate more, do you think its just tapped to a wider diameter?

Image

Re: Sump plug drip

Posted: 04 Jul 2016, 13:45
by kevtherev
Use 10 windings of PTFE tape on the plug thread