4-9. LUBRICATION INSTRUCTIONS (Continued).
b. Transmission Lubrication.
(1) Oil Level Check. Remove fill plug (1) and
inspect level of transmission fluid. Fluid
level should be level with filler plug hole.
(2) Adjusting Oil Level.
It is absolutely necessary that the
oil put into the transmission be
clean. Oil must be handled in
clean containers, fillers, etc. to
prevent foreign material entering
Use type C-3 SAE 30 (Appendix D,
Item 31) in all applications where
ambient temperature is consistently
With fill plug (1)
above 86° .(30§C).
Some Dexron II fluids (Appendix D,
Item 32) are also qualified as type C-
DEXRON II fluid
3 oils and may be used in off-
(Appendix D, Item 32).
highway applications. However, a
Fill fluid is level with
Dexron fluid which is not a qualified
filler plug hole.
type C-3 oil is not approved for use
Replace fill plug (1).
in off-highway applications.
Torque fill plug to 17 ft-
lbs (23 N· ).
(4) Service Transmission.
(3) Fluid Recommendations.
changed at 7,500 miles (12,500 km),
Dexron, Dexron II and type C-3 oils
then every 30,000 miles (50,000
(DDA approved SAE 10W or SAE
30) are recommended for use in the
Type C-3 oil is the only fluid
approved for use in off-highway
Containers that have been used for
any anti-freeze solution should not
be used for transmission oil.