TM 10-4520-259-13&P
4-16. IGNITION TRANSFORMER ASSEMBLY. (CONT)
INSPECT
Inspect transformer assembly for physical damage or corrosion to the transformer housing or cable connectors.
REMOVE
WARNING
Lethal voltage is present when the water heater is connected to power source.
Disconnect from power source before inspecting or repairing any electrical
component. Be careful not to touch electrical connections. Electrical shock and/or
death may result from failure to heed this warning.
a.
Turn off power switch (1) and disconnect power cable (2).
b.
Disconnect two ignition cables (7) from transformer box (6).
c.
Remove six screws (8). Remove cover (9).
d.
Disconnect and tag two black ignition wires (3) in transformer box (6).
e.
Remove two screws holding transformer into box.
f.
Remove transformer from box.
TEST
WARNING
Do not work on live circuits. Contact with the high voltage present in the water
heater can cause severe injuries or death. Make certain power is disconnected
from the water heater before performing the following procedures.
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