TM 10-3510-220-24
3-19. WATER HEATER ELECTRIC CONTROL ASSEMBLY
This task covers:
a. Test
b. Disassembly
c. Assembly
INITIAL SETUP
Equipment Condition
Tools
TM 10-3510-220-10, Tarp and dry clothes bin
General mechanic’s tool kit
removed.
General Safety Instructions
Materials/Parts
WARNING
Control box 6-1-9972 (81137)
High voltage is present on this equipment. Do
not perform maintenance with power on.
Death or serious injury may result.
TEST
WARNING
High voltage is present on this
equipment. Do not perform
maintenance withpower on. Death
or serious injury may result.
1.
2.
3.
4.
Set water heater circuit breaker to
OFF at distribution panel box.
Set power limit switch (1) to OFF
and disconnect power cable (2) from
circuit box (3).
Unlatch and open cover on circuit
box (3).
Inspect components and wires for
burns and breaks and replace
defective components or wires.
3-84
