3-74. Flow Control Valve (fig. 3-25)
Removal. Remove wiring harness connector from flow control valve. Loosen clamps on each side of valve,
remove clamps from flange and remove valve and gaskets.
Installation. Install replacement valve in place using new gaskets in reverse order of removal procedure.
Reconnect wiring harness connector.
Section XIV. WATER SYSTEM
The water system consists of a hot water storage tank, surge tank, cold water pump, hot water pump, heat exchanger,
and various pressure and temperature switches to control water pressure and temperature. Relief valves provide over
pressure protection for the system.
3-76. Tube Assemblies and Plumbing Fittings (fig. 3-26)
Drain water system prior to disconnecting any tube assemblies.
Removal. Remove tube assemblies and plumbing fittings as required for access to other components and to
replace a damaged part.
Tag or otherwise identify connection points, routing, orientation of fittings and location of
supporting clamps for aid at assembly.
Cleaning and Inspection.
Clean tube assemblies and plumbing fittings with an approved cleaning solvent and dry thoroughly with
filtered compressed air.
Visually inspect for cracks, corrosion, damaged threads or other obvious damage. Replace all damaged
Installation. Install tube assemblies and plumbing fittings in reverse order of removal using new packings and
gaskets as applicable.
3-77. Water System Components (fig. 3-26)
Removal. Remove water system components as required for replacement by disconnecting plumbing and
electrical connections to the component as shown in the figure 3-26. Remove attaching hardware and remove the
Installation. Install water system components in reverse order of removal procedure using figure 3-26 as a guide.
Prime water system as described in paragraph 2-3b(5) after completion of parts replacement.