TM 10-3510-209-24
2-35. WATER HEATER ELECTRIC CONTROL ASSEMBLY
This task covers:
a. Inspection
c. Service
d. Repair
b. Test
INITIAL SETUP
Tools
General Safety Instructions
General mechanic's tool set,
SC 5180-90
WARNING
High voltage is present on this equipment. Do not perform maintenance
Personnel Required
with power on. Death or serious injury may result.
MOS 63J (1)
Equipment Condition
Materials/Parts
TM 10-3510-209-10, Tarp assembly removed.
Wiping cloth (Item 3, App C)
Thread sealing compound
(Item 5, App C)
Drycleaning solvent
(Item 10, App C)
Replacement parts as required
INSPECTION
Inspect control assembly for loose, broken, or damaged wires and connectors.
TEST
NOTE
Water heater will shut down and alarm will sound if power fails, water temperature
is too high, water level is too low, fuel runs out or is cut off, or ignition fails.
1.
Prepare water heater for operation. (Refer to TM 10-3510-209-10.)
2.
Turn on fuel and power.
3.
Wait about 20 seconds. If audible alarm sounds, press reset button and repeat procedure or refer to
troubleshooting.
4.
Observe unit for proper temperature rise and regulation as water is heated.
5.
Observe that temperature gage indicates proper temperature when shut down occurs after maximum temperature
is reached.
Change 1 2-123
