Yes to:
Contact cleaner, then...
Silicone lubricant (liberally applied will also remove contaminants)
Big NO to:
Graphite based (electrical shorting risk)
Teflon or PTFE based (will accumulate and gum up)
Petroleum lubricants (will accumulate contamination and gum up)
Contact cleaner, then...
Silicone lubricant (liberally applied will also remove contaminants)
Big NO to:
Graphite based (electrical shorting risk)
Teflon or PTFE based (will accumulate and gum up)
Petroleum lubricants (will accumulate contamination and gum up)