4.17 WATER PRESSURE REGULATOR ASSEMBLY MAINTENANCE.
This task consists of:
Tool Kit, General Mechanics, Automotive (Appendix B, Sec. III, item 1)
Vice (Appendix B, Sec. III, Item 2)
Water system operating.
a. Removal. Disconnect water pressure regulator from water system (refer to para 2.10 to disconnect
b. Installation. Connect gate valve to water system (refer to para. 2.10 to connect couplings).
c. Adjustment. If water pressure at distribution nozzle is not at desired pressure, proceed as follows:
Loosen locknut (2).
Squeeze distribution nozzle control lever and allow water to flow.
Turn adjusting screw (1) counterclockwise to reduce water pressure or clockwise to increase wa-
Tighten locknut (2).
Release distribution nozzle control lever.