Technical Correct


maintenance will ensure a long service life of your machine and dramatically reduce the chances of catastrophic failures


  ”


 number is the thickness of the oil. Choosing   too high a viscosity will cause cold start-up problems in cool climates. I have seen triplex     incorporates a bypass valve which is designed    warm (and thin) enough to pass through the    system. Not good.





 causing internal damage. If in any doubt, consult the machine manufacturer. Some  in their hydraulic systems to address the      can’t understand why more manufacturers don’t adopt this strategy given the expense of system failures.


  


 lots about the state of the system and can give early warning of major component    service. Here’s something you may not know. New


hydraulic oil isn’t necessarily clean hydraulic oil. Modern hydraulic system incorporate   


Blocked oil cooler matrix PC OCTOBER/NOVEMBER 2017 I 143


 millionth of a metre to you and me, which is extremely small. Considering a human hair  was thirty years ago), you can understand   microns will be cleaner than the vast majority of new oil from the drum. Indeed, I have        


 manufacturer recommends it. The oil in your machine is quite likely to be cleaner than   introduced into a machine. That way immediate blocking of the    from the oil, it may take many cycles of the


  may have already occurred.


 


 


This can be a false economy. Filters can be expensive but, as we saw earlier in this      that debris over twice the size is allowed to circulate in the system.





   is moving in and out of the tank it requires an air breather to the atmosphere. This allows   as air is allowed to enter the tank it must


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