Cav injector pump leaking

This video details the steps in lay man terms for those wanting to repair a leaking CAV rotary injection pump as used on Massey Ferguson, David Brown, John. How to installl a new Gasket and ORings on Cav Lucas Injector Pumps. Seeking advice for my diesel leak problem so thanks in advance to anyone who can help.

Engine is a Perkins 6-3with CAV injector pump. Diesel is leaking from the.

I just dropped off the second CAV injector pump to be rebuilt due to serious leaks. Is anyone else having this kind of problems? Both of the pumps are on Perkins. Re: How to fix my leaking throttle valve on lucas cav injector pump on my john deer the c. Where the throttle shaft goes through the cover likely has some. Jim Mckay: i have a backhoe with a lucas injection pump that is leaking fuel from between the main pump housing and the round section at the end that the injection.

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Yes the pump is a CAV and I assume the spring you are refering to is the. How horrified was I when looking at the price of a new injector pump for my 2. Over a grand plus vat new and at least 4plus vat reconditioned. The injector pump is a CAV. If the delivery valve leaks you can´t build injection pressure because the fuel that is pumped by the injection pump leaks back to.

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These leaks tend to be more noticeable in cold weather, and can allow fuel to run back to the tank making the engine difficult to start without priming the pump. My LRhas got a major leak from the injection pump and I gotta fix it with minimal funds and space! Lucas Cav DPS Injection Sign in to follow this.

Before going to all that trouble, why not try sealing the gap with some RTV silicon ? The leak is not under pressure but allows air to be drawn into the fuel pump. A Mechanic Will Answer in Minutes! Questions Answered Every Seconds.

Hi all, I have a leak from the engine stop stud on the governor.

I can and find this is not unusual. Have also reviewed some videos on U. A leaking injector pump is a common problem with vehicles over 150miles. But still, no one seems to have any experience to share in repairing leaking dps injector pumps.

I bet several folks have this problem. I finally found the fuel leak by cleaning the injector pump. It leaking underneath the throttle lever right there on the top. FORUTOPIC: ORIGINATOR: POSTS: DATE: TOPIC: : Perkins:4.

Series: Leaking CAV Injector Pump : PearsonCommander : - 16-Feb-11: View : Original Post : 14-Feb-11. Once the injectors suffer from excessive back leakage, the fuel pump cannot generate enough pressure to enable the system to operate.