LO-9-2350-247-12
CARRIER, CARGO TRACKED, 6-TON: M548A1 AND M548A3; CARRIER, ELECTRONIC WARFARE SYSTEMS, TRACKED, 6-TON: M1015A1
LUBRICATION ORDER
JULY 1994
LO-9-2350-247-12 - Page 9 of 43
LUBRICATION ORDER
LO 9-2350-247-12
8 JULY 1994
(Supersedes LO 9-2350-247-12, March 1982)
8. TRANSMISSION OIL DRAIN (M548A3).
c. Fill transmission with new grade oil.
NOTE
d. Operate transmission in 1-4 range with engine
Drain transmission oil when hot after operation.
idling for 5-6 minutes.
Allow oil to drain thoroughly for one hour if time
permits.
e. Drain oil and change transmission oil filter.
a. Remove lower hull access cover
f. Fill transmission with new grade oil.
(TM 9-2350-247-20).
g. Check oil level.
b. Remove transmission oil drain hose from
bracket (see card no. 7).
WARNING
Dry cleaning solvent PD-680 is toxic and flam-
C
. Place end of hose in suitable container and
mable. Death or injury may result. Always use in an
remove plug from hose.
open area with good air flow, away from sparks,
heat, or flames. Wear protective goggles and gloves.
d. If you detect anything out of the ordinary,
Do not breathe vapors. Avoid contact with skin,
notify direct support maintenance.
eyes, and clothes. If you get dizzy while using
solvent, breathe fresh air and get medical help. If
e. Clean and install drain plug in oil drain hose.
solvent gets on hands, wash them. If solvent gets
Secure hose in bracket.
in eyes, flush eyes with fresh water and get medical
help immediately. Keep fire extinguisher nearby.
f. Fill transmission with approximately 36 quarts
(refill capacity) or 48 quarts (initial fill) of oil to
10. TRANSMISSION BREATHER (M548A3). Semi-
bring level between F and L marks on gauge
annually or every 1,500 miles, remove and clean
rod.
transmission breather with dry cleaning solvent (PD-
680, Type Ill). Dry breather and install on transmission
9. TRANSMISSION OIL FLUSH PROCEDURE
(TM 9-2350-247-20).
(M548A3). Use the following procedure when chang-
ing oil grade or when oil is contaminated.
11. PRESERVATION OIL. If transmission has been
filled with preservation oil (MIL-L-21260) by the manu-
NOTE
facturer or at time of overhaul, leave this oil in transmis-
Transmission oil must be flushed when changing
sion until first scheduled oil change. Maintain operating
oil grades.
oil level by adding same grade of PE oil. When first
scheduled oil change is made, refill transmission with
a. Operate carrier until coolant reaches normal
applicable grade oil (OE/HDO or OEA). See note 3
operating temperature.
(card no. 8) and note 8 above.
NOTE
12. REFILL CAPAClTY (M548A3). After a fluid change,
Do not change transmission oil filter at this
the transmission refill capacity is approximately 9
time.
gallons or 36 quarts. In the event of a major disassem-
bly or rework of the transmission, the initial fill is
b. Drain transmission oil.
approximately 14.25 gallons or 57 quarts.
Card 9 of 40
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