| RV8JD |
04-12-2020 05:20 PM |
Oil Filter Safety Wire
I've posted this before, but what the heck:
It's interesting to note that Robinson Helicopter does not require the safety wiring of the Lycoming engine oil filter per their Service Letter shown below:
https://robinsonheli.com/wp-content/...2/r44_sl45.pdf
SUBJECT: Deleted Safety Wire "BACKGROUND: Safety wire and safety wire provisions have been deleted from various installations and parts. Deleting safety wire reduces maintenance cost and decreases the potential for safety wire-related FOD. This letter provides guidance for installing parts with or without safety wire provisions."
...
"• Lycoming engines: Oil filters and D723-1 adapter assemblies with or without safety wire provisions do not require safety wire. Installation instructions are on the oil filter."
If a helicopter manufacturer doesn't think it's necessary ...
(For transparency, my oil filter is safety wired.)
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