That's probably the only thing on an AS that does not last 30 plus years.
The gear and screw disintegrate early on. I'm pretty sure rebuild parts are
available but they are never as good as new.
My 74 is stripped and my 79 was the same way!!
I push mine up and down with a broom handle while hanging out the door!!!!
AlanT
Phx AZ
74 safari
93 Dodge Diesel tow vehicle~~~< needs no training!!!! < maiden voyage coming
up soon!!!