NoSpam wrote:
> Hello folks. I'm a newbie here, so please forgive any breach of
> custom.
This is nearly a dead group these days. A few lurkers but no where
what it used to be.
> I'm in the midst of restoring my old '65 CJ-5. I bought it used
> in '68, drove it through high-school and college then put it up
> on blocks in my parent's garage in '82. It spent 25+ years in
> that dry garage in Calif and still in in pretty good shape (only
> 80K miles on it, 'cept for the rebuilt engine w/ < 500 miles). I've
> replaced nearly all rubber parts, fluids, etc. and it runs with
> a satisfying (loud) purr that only '60's flat-head 4 and create.
>
> I have two questions today:
>
> 0) the (vacuum driven) windshield wipers don't work - I need
> repair advice
Have you thought about an electric replacement?
http://www.trailquest.com/jeep_cj/wiper_motor.shtml
Might require some metal work.. so double check.
> the vacuum seems sufficient, but there appears to be too
> much friction in the mechanism it. So, how do I get them
> working again?
>
> I hesitate to open them up for fear of destroying old,
> perhaps irreplaceable gaskets. I expect it does need
> disassembly, parts cleaning, re-lubrication and reassembly -
> I've put a tiny bit of WD-40 on the outside shaft bushings
> but, so far, that has made no difference. The internal
> direction reversing valving seems to work OK if I help the
> blades move a bit by hand.
>
> Any suggestions appreciated!
Probably corrosion and seals. Internally it should just be o rings
and flat gaskets can be made the old fassioned way. Never tore one
of these apart so hopefully one of the others here will have an answer.
Reed valves can be a larger problem.