Hi, Every time I read this blog, I learn about another maintenance issue I'm not doing. So I decided to lubricate my landing gear screw shaft. After drilling a hole there is something in the way. ...
;) The screw is what is most likely "in the way" and hopefully you did not drill into it. If your landing gear does not have a zerk fitting then take the cap on top off and put a small dab of grease on the top gears. Use Bing images and search for 5th Wheel landing gear schematics.