Woodward PSG governor overhaul

Woodward PSG governor overhaul

Last week we were sent a couple of Woodward PSG governors in need of an overhaul.They’ve been in constant use on a ferry for the last 16 years without ever leaving the engines and the whole exercise has highlighted what can happen if these vital assemblies do not have any routine maintenance.Knowing the importance of effectively performing governors, the vessel owners had fitted new units but wanted the old units overhauled, so they could...

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Engine vibration damage

Engine vibration damage

One of our client’s Deutz DFP6 1013 C20 fire pumps failed the other day, and our engineer Andy has been looking into the root cause.And what he’s found is a great example of how much damage can be caused even on low hours engines and how it can be prevented.The engine arrived at Bartech after excessive movement was found on the crankshaft, and an assessment was needed to see if the engine could be repaired, or if a replacement was...

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Excessive engine wear

Excessive engine wear

Our engineers are currently doing some servicing and rectification work on an MTU 396 engine, and I thought it was worth sharing some feedback from them. Whilst carrying out the inspection of the top end of the engine, they’ve come across the common problem of excessive wearing, which is a result of ineffective lubrication. I won’t go into detail about the important role lubricating oil plays in your engine; I’ve got no doubt...

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Caterpillar crankshaft damage to threads and bolts

Caterpillar crankshaft damage to threads and bolts

We’re supporting a client who is overhauling 4 Caterpillar 3512 generator sets at the moment, and we got the email below from them this morning… There is a translation error in that this is an issue with the crankshaft and not camshaft, but this is where the beauty of photographs can help! Our advice was to helicoil the damaged threads (which is a recognised process by the OEM), though there are certain considerations in carrying...

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Cummins KTA50 emergency generator performance and parts supply

Cummins KTA50 emergency generator performance and parts supply

An offshore client contacted us last week as they were experiencing issues with their Cummins KTA50 emergency generator performance. Once the engine was up to running speed and the running light illuminated, the engine kept accelerating. Shortly after this, the vent flaps tripped and the engine rapidly slowed down to below idle before stopping completely – all within 30 seconds. After a few conversations to gain all the information surrounding...

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