Lead Build-up on Exhaust Valves

C

Cloudnine

New member
Lead Build-up on Exhaust Valve made # 4 cylinder show no compression very suddenly-A/p mechanic popped exhaust valve a couple times & compression check showed 74/80 says lead build-up at shut downs can accumulate on exhaust valve--any ideas on procedures or ? to prevent
 
Here is a link to Lycoming Servicel Letter 185B that addresses lead buildup. You did not say what model engine, I only a$$ u me that the SL covers your situation.

http://www.lycoming.textron.com/support/publications/service-letters/pdfs/SL185B.pdf

Hope this helps.

Ron86654
advancedtailwheeltraining.com
 
You must log in or register to reply here.
Back
Top