Overhaul a VRO?

rudeafrican

Petty Officer 1st Class
Joined
Oct 29, 2002
Messages
225
Hi folks,<br /><br />Is it possible to replace the diaphragm and spring on a VRO pump and if so, where can I get the kit?<br /><br />Thanks
 

ob

Admiral
Joined
Aug 16, 2002
Messages
6,992
Re: Overhaul a VRO?

Need model and year of motor.
 

ob

Admiral
Joined
Aug 16, 2002
Messages
6,992
Re: Overhaul a VRO?

Check out this site <br />WWW.maxrules.com<br />They have just the air motor kit or the piston kits as well.
 

rudeafrican

Petty Officer 1st Class
Joined
Oct 29, 2002
Messages
225
Re: Overhaul a VRO?

Thanks ob,<br /><br />Next question: what is a air motor kit?
 

ob

Admiral
Joined
Aug 16, 2002
Messages
6,992
Re: Overhaul a VRO?

The air motor is what drives both the fuel and oil pistons of the vro pump.The air motor diaphragm is actuated from crankcase pulses by way of a hose.Diaphragm drives a common shaft which in turn drives the pistons.The air motor kit is just for rebuilding the diaphragm.
 

rudeafrican

Petty Officer 1st Class
Joined
Oct 29, 2002
Messages
225
Re: Overhaul a VRO?

So, for a complete rebuild, I obviously require both kits?<br /><br />Thanks for your advice ob.
 

ob

Admiral
Joined
Aug 16, 2002
Messages
6,992
Re: Overhaul a VRO?

I would .Since they're not all that expensive.Then it will buy you some peace of mind and you won't have to go back into it for some time.
 
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