TM 5-4320-302-14
5-12. FLYWHEEL (CONT)
Location/Item
Action
Remarks
WARNING
Operate acetylene torches properly and be alert for leaks on
any part of the equipment. Inhalation of acetylene pro-
duces headache, dizziness, nausea, and possible loss of con-
sciousness. If acetylene is inhaled, seek fresh air imme-
diately.
CAUTION
Ring gear damage may occur if gear is overheated. Do not
heat gear over 400°F (204°C). Use minimum amount of
heat required to fit ring gear on flywheel. Keep flame
moving at all times.
7. Ring gear
Mount replacement ring gear on flywheel as
installation
follows:
a. Support flywheel (ring gear side up) on a
solid flat surface.
b. Rest ring gear on a flat metal surface.
NOTE
Heat indicating crayons, which are placed on the ring gear,
and melt at a predetermined temperature, may be obtained
from most vendors. Use of crayons will guard against over-
heating the gear.
c. Heat the gear evenly
with an acetylene
torch. Keep moving
flame rapidly over
surface of gear.
d. Use tongs to posi-
tion replacement
gear in identical
position to old
gear.
5-33
