LO-5-5420-202-13
M48A5 TANK CHASSIS AND M60A1 TANK CHASSIS
LUBRICATION ORDER
JANUARY 2011
LO-5-5420-202-13 - Page 22 of 28
LO 5-5420-202-13
Card 22 of 22
NOTES:
WARNING
FRH fluid may cause irritation to the eyes and skin. Avoid contact with
eyes, skin, and clothing. Wear protective goggles, gloves, and
clothing.
If FRH fluid comes in contact with eyes or skin, flush the
area with water. Failure to comply may result in injury or illness to
personnel.
Cleaning Compound (MIL-PRF-680) is flammable and may cause
irritation to the eyes or skin. Use in well ventilated areas and keep
away from heat and open flames. Wear protective goggles, gloves,
and clothing. If compound comes in contact with eyes, flush
immediately with water. If compound comes in contact with skin, wash
with soap and water. Failure to comply may result in injury, illness or
death to personnel.
17. HYDRAULIC FILTER. Remove cartridge. Filter cartridge can be removed without draining
hydraulic system. Clean with cleaning compound, (MIL-PRF-680), and dry by shaking.
Replace cartridge with engine running, operate hydraulic controls for five minutes. Check for
leaks. Check FRH fluid Ievel and fill as required.
18. BRAKE APPLY LEVERS. Semiannually, when powerplant is removed, for scheduled
maintenance, remove brake Iever covers; clean and coat all moving parts with CLP. Install
cover and gasket. (MIL-PRF-63460).
19. FINAL DRIVE.
a)
Check oil level semiannually. Check more frequently if there is evidence of
Ieakage. Check before operating vehicle when oil is cold. To check oil level,
remove oil level plug. If final drive has been overfilled, allow excess oil to drain into
a suitable container. It is normal for a small quantity of oil (approximately two or
three tablespoons) trapped behind plug to run out as the plug is removed. Make
sure oil level is up to lower edge of plug hole. Carefully insert finger into level plug
hole and feel for oil. Check oil for metal content. If oil level is low, install level plug,
remove fill plug, add oil. Allow oil to settle. Recheck oil level. Repeat procedure, as
necessary, until proper level is reached. DO NOT OVERFILL. Clean and install fill
and level plugs. Drain every two years, biennial. To drain, remove drain plug from
bottom of housing. Drain only after operation while oil is warm. After draining,
clean and install drain plug. Refill to proper level as outlined above. Whenever oil
is checked or changed, check magnetic plug for metal shavings.
b)
When temperatures are constantly below 10°F (-12°C) for 7 or more days, change
oil to OEA-30, MIL-PRF-46167.
c)
Remove and install breather (if equipped) at time of semiannual power plant
removal.
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