TM 10-4510-206-14
4-14.
WATER HEATER MAINTENANCE PROCEDURES
Water heater maintenance procedures restores the unit to normal operating
condition by replacing the defective component and making necessary adjustments.
After replacing the defective component ensure that the water heater is operating
normally by making a visual inspection or performing an operational check.
a.
Fuel Supply Control Assembly.
The fuel supply control assembly
includes, fuel shut-off valve, solenoid valve, fuel pressure gage and
fuel lines and fittings.
Inspect the control assembly for cracks or
loose fitting components that cause leaks.
Tighten loose fittings and
check for leaks.
Replace badly bent or broken components.
After re-
placement,
check system under pressure to ensure no fuel leaks are
present.
Remove and replace only those items necessary to make
repair.
NOTE
To remove components of the fuel supply control assembly,
the control assembly must be removed from the mounting on
the water heater skid.
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