Electro12WH 50 #1 Posted May 9, 2011 Is there any way to drain all the fluid from a Hydro without completely disassembling it? It's my understanding that pulling the plug only drains the gear case. I want to switch to using motor oil. Share this post Link to post Share on other sites
daveoman1966 3,762 #2 Posted May 9, 2011 The short answer is NO. The long answer is NO. If you have hyd lift, you'll need to evacuate it as well. Share this post Link to post Share on other sites
Electro12WH 50 #3 Posted May 9, 2011 So, I guess what your telling me is NO. Share this post Link to post Share on other sites
can whlvr 993 #4 Posted May 10, 2011 i dont think i would change the type of fluid in your pump,if it aint broke then dont mess with it Share this post Link to post Share on other sites