I have a 1975 Warrior ant the front nose strut as well as the main gear strut stick in the up position. Does this happen with all Pipers and or is there a problem I need to address.
I just purchased a 180D that had the same problem. All three struts had to be overhauled. Of course, the seller is paying for that. The mechanic said it takes about 2 hours of labor per strut and $75 in parts, total.
Super Lube dry film PTFE aerosol (or similar product) works for me; helps with sticky struts. Spray on strut tubes maybe 4 times per year, leave dry overnight. Leaves a white powder residue. Various versions of this are marketed as mold release agents. Don't get the kind that leaves a waxy coating; must dry to powder.
Sticky struts are most often caused by not enough fluid in the strut. The strut should be FULL of fluid with the strut retracted. It can be difficult/tedious to get them full of fluid. When I had my Warrior II, I cured the sticking problem by filling the strut with fluid with the strut slightly extended, then installed the schrader valve and pressurized with N to the proper strut extension. Presto, no more Cherokee Sticky Strut.
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http://www.super-lube.com/drifilm-aerosol-ez-69.htm?zenid=b1ad8aa17aeee2c04f0005022434375a
>MikeL<