AERIAL WATERWAY Flashcards
The telescoping waterway itself is constructed of an anodized aluminum tubing and consist of a ___-inch diameter tube in the base section, a ___-inch tube In the lower mid-section, a ___-inch tube in the upper mid-section, and a ___ -inch tube in the fly section. The aerial is capable of discharging ____ GPM at ____ psi parallel to the ladder and ___° to each side of center. In adjustable pressure relief valve is installed to protect the waterway from an excessive pressure surge. It is preset to ____ PSI.
- 5-inch base section
- 0-inch lower mid-section
- 5-inch upper mid-section
- 0-inch fly section
1000 GPM
100 PSI
90°
250 PSI
Two ___ -inch drains are located on either side of the ladder, near the intakes, at the ____ point of the waterway.
These (2) drains are controlled by a ___ turnvalve and should be ___ when flowing water.
1.5-inch
Lowest
1/4
closed
The waterway seals are a type-B PolyPak design. They will withstand pressures up to ____ psi and temperatures in excess of ____°F. The seals have resistance to all foam-generating solutions and are internally lubricated.
2000 psi
250°F