TB 85 Large Diameter 4 Way Valve

Question 1

Allows us to augment the pressure ____ the flow.

Answer 1

without interrupting

Question 2

The diverter directs the flow of water at a, ___ from the selected inlet to one of two outlets.

Answer 2

90-degree angle

Question 3

The main body, the valve cover, and the diverter are machined from ____

Answer 3

aluminum.

Question 4

Inlets: ____ with NST threads

Answer 4

4” long handled female swivel inlet

Question 5

Outlets: ____

Answer 5

4” male fitting with NST threads

Question 6

Weight:

Answer 6

35 lbs.

Question 7

Length:

Answer 7

12 1/2” (male to male)

Question 8

Width:

Answer 8

14” (female to female)

Question 9

Height:

Answer 9

13 1/2”

Question 10

Double 4” hydrant- _____ is to be captured attaching the LDHV directly to the hydrant.

Answer 10

the outlet facing the fire

Question 11

Prior to delivery, each LDHV was hydrostatically tested to ____. At ___, the LDHV showed no evidence of leakage, thread breakage, distortion or failure.

Answer 11

900 psi

Question 12

The ____ will conduct an inspection of the LDHV during the ____.

Answer 12

Supply and Maintenance Division / annual pump test.

Question 13

The sealing system between ports (inlets and outlets) utilizes ____ that seal the threads in the body from pressurized water in the valve. This precludes any need for____.

Answer 13

ultra high molecular weight plastic seats / lubrication.