TM 10-4510-206-14
4-14.
WATER HEATER MAINTENANCE PROCEDURES (CONT’D)
f .
Manifold Connections and Fittings.
Repair the manifold fittings by
replacing them if they are broken or otherwise become unfit for use.
1.
Turn off power limit switch (1) and disconnect power cable (2).
WARNING
Hot water under pressure is present in the water
heater.
Do not attempt to work on plumbing until the
water heater cools down.
2.
Allow hot water temperature to cool before proceeding.
4-88
