By Alan M. Petrillo W.S. Darley & Co. has built four custom pumpers designed to ford high water conditions for Sheldon (TX) Fire & Rescue, a fire district in Harris County to the east of Houston. Roland Balderas, Sheldon’s assistant chief administrator, says...
By Alan M. Petrillo East Avon (NY) Fire Department always was a believer in equipping its apparatus with foam systems, especially for industrial applications and for motor vehicle fires, but hesitated to get into compressed air foam systems (CAFS) until a new board of...
The Detroit Fire Department (DFD) has officially reached Darley Demander status, setting the pace for Departments making the switch to Darley pumps.
How does Darley go about validating a new pump product it is thinking of offering for sale?
As long as the rig has an adequate water supply, and no one is screaming on the radio to raise or lower pump pressures, pump operators might let the pump do its own thing. Regardless of the reason, a lackadaisical attitude might develop that could be inherently dangerous on the fireground.
Taking this component from a hand-balanced piece to an automated piece, Darley was able to increase precision to an already highly efficient component.
The engineering and design of the TS pump has allowed Darley to rate the TS Series pump at 2,000 gpm while maintaining the same footprint and packaging options of its PS Series product line.
Essentially, Darley’s thermal relief valve assembly is a thermal switch that controls a ball valve, which opens when the thermal switch senses hot water.
A number of service techs and other fire fighters from two different states spent four days learning the intricacies of water pumps that are vital equipment on most fire trucks.
By Darley Team You’ve arrived at the fire and begin laying down water. Everything is going as planned, the chiefs barking orders, the probie is holding the nozzle correctly, then you notice the water pressure drop. You run to the truck, and despite proper...
At regional and local shows, most of the rigs are already bought. They’re mostly from local departments, and some are even in service. Potential buyers have the opportunity to observe exactly what other people purchased and often get to ask the end user why something was specified.
Depending on the brand of engine, the new tier 4 engine can mean a number of new exhaust aftertreatment considerations when laying out and installing a diesel-powered pump.
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