A heat pump functions as a typical air conditioning system in the cooling mode — absorbing heat from indoors and rejecting it outdoors. In heating mode, the coils reverse their functions. The outdoor ...

Trouble ranging all the way from bad gas mileage to burned valves has been traced to faulty fuel I pumps. But faulty fuel delivery is often due to some bad condition entirely outside of the fuel pump ...

Power plants depend on hundreds of valves and many different pumps to carry out operations 24/7. Good maintenance procedures—including routine tasks and predictive maintenance—are critical to keeping ...

Sump pumps are low-profile home protection heroes. They may not be as costly as a furnace or used as often as a refrigerator, but they’re an essential part of keeping your home safe and dry. As such, ...

Originally embedded in the American Society of Mechanical Engineers (ASME) Boiler and Pressure Vessel Code, today the Operation and Maintenance of Nuclear Power Plants standard for inservice testing ...

Providing control of flow paths for fluid-handling systems, solenoid-operated pinch valves have low power requirements and are available with a normally open or normally closed valve function. The ...

Schwalbe reinvents the valve and it's better than Presta, but is that enough to convince everyone to make the switch?

Traditional sucker rod pumps (SRP) use a single traveling valve, but recent double traveling valve innovations have improved SRP performance and efficiency in field applications with double traveling ...