VRO Pump - 98 Venom 200

tejasbass

Recruit
Joined
Mar 31, 2009
Messages
1
I had the VRO pump on my 1998 Venom 200 replaced. Took it out to and ran it to ensure I was good to go before a fishing trip. The VRO did not pump oil and dropped one piston, schorched the others. Two Questions:

(1) Anyone had problems with VRO pumps latelty?

(2) Is it possible to install wrong or definately a faulty OMC part?
 

jonesg

Admiral
Joined
Feb 22, 2008
Messages
7,198
Re: VRO Pump - 98 Venom 200

I'm wondering who did the work on your engine.
Theres a culpability...

It can happen, the caution is in the service manual and the proper proceedure to avoid damage is in the manual.

What can happen, if the oil line is not primed, is an air pocket in the oil line from the tank can prevent oil from reaching the pump.

Proper proceedure calls for pumping the bulb to bring oil up to the end of the tube BEFORE attaching to the engine, then run the engine on pre-mixed gas and oil UNTIL the oil level in the oil tank is visibly being drawn down.
Once oil consumption is visibly confirmed its ok to run engine on straight gas.

If the above is done, the system is good and reliable.

So it looks like #2,
pump was installed wrong and the backup system not used.

It sucks I know, silly little things can ruin a great engine but it pays to know the engine or pay someone a lot of money to know it for you. Most of us here buy the factory service manual for $40 and read it .
 
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