Is a “not my problem” mentality damaging your hydraulic equipment and hurting your bottom line? Consider this very frank and revealing admission I received from a new member:
“Just a note to say thanks for the information and keep up the great work. I am a fairly new entrant into the ownership side of hydraulic equipment and it is amazing the change in my view from operator to owner/operator.
When someone else was paying the repair and upkeep (not to mention the staggering initial outlay!) I would run a machine until it just wouldn’t go; now I sense every squeak, … continue reading »
One of our members wrote me with this question:
“I’d like to hear your opinion about isolation valves on pump intake lines. Within our company there is an ongoing debate over whether we should use a more expensive ball valve or a cheaper butterfly valve?”
At the root of this question is the negative effect of turbulence in the pump intake line. The argument for using a ball valve as an intake line isolation valve is, when it’s open, the full bore of the valve is available for oil flow. So if you have a 2″ ball valve in a … continue reading »
Old hands know this, but I am often asked why Teflon tape should NOT be used on tapered-thread hydraulic adaptors. Here, one of our members explains why:
“I had a big handful of trouble on a ship because incompetent yard mechanics (they are abundant!) used Teflon tape to seal connections. The tape got into the check valve of the control block of a spring-return valve actuator, making it creep into the non-tensioned position. Everything can be solved, but this problem cost us large sums because we only had few hours to find the fault, and long periods of impatient waiting … continue reading »