150 VRO pump

nautaclue

Cadet
Joined
Jun 16, 2003
Messages
8
Hi all, I messed up and got a 4 wire VRO pump to replace one on my engine which turns out to be a 3 wire. My question is, can I use this pump safely by using the old three wire connector and hooking it up to the three same color wires coming off the new pump? I guess it would be easier to ask what happens if that 4th wire is left disconnected. Thanks.
 

a.d.mobile

Petty Officer 1st Class
Joined
Jul 15, 2002
Messages
326
Re: 150 VRO pump

naut i think all new parts are 4 wire there should be instructions and connectors in the box explaining what to do the 4th is a purple wire you must hook to the 10 pin harness if my memory serves me right. good luck if no instructions talk to a dealer maybe he will copy some for you. rember mix first tank after fixing oil system in case a air bubble or pump is not working properly it wont kill engine...
 

a.d.mobile

Petty Officer 1st Class
Joined
Jul 15, 2002
Messages
326
Re: 150 VRO pump

naut i think all new parts are 4 wire there should be instructions and connectors in the box explaining what to do the 4th is a purple wire you must hook to the 10 pin harness if my memory serves me right. good luck if no instructions talk to a dealer maybe he will copy some for you. rember mix first tank after fixing oil system in case a air bubble or pump is not working properly it wont kill engine...
 

Raz

Cadet
Joined
May 27, 2003
Messages
29
Re: 150 VRO pump

ad is correct on the instructions with the new vro<br />I just put one on and you can't buy a three wire anymore... oem anyway...<br />the instructions are pretty clear on the conversion...<br />If you don't have the instructions.. maybe I can dig mine up
 

seahorse5

Rear Admiral
Joined
Jan 24, 2002
Messages
4,698
Re: 150 VRO pump

The new VRO pumps are all the same, but the kit assembly numbers are different. Someone sold you the wrong kit, as kits for older motors include the extra purple wire and the connector boot and instructions.<br /><br />Tell the parts people to look up the orginal pump number for your motor, then the price book will give the superceded kit number that you need.
 
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