NOTES:
Hot engine, oil level must be between high and low
1. ARMY OIL ANALYSIS PROGRAM (AOAP). For
marks on dipstick (allow to set 5 minutes before
Active Army units, obtain samples from engine and
checking).
automatic transmission every 50 hours of operation 60
days (whichever comes first). Reserve and National
5. CRANKCASE DRAIN. Oil is to be changed each time
Guard activities will use 50 hours or 120 days as the
an engine oil change is directed by AOAP laboratory.
prescribed sample intervals. Reserve and National
When AOAP laboratory support is not available, change
Guard equipment in frequent se during active training
oil each 100 hours. Drain when lubricant is warm.
period will adhere to the schedule for Active Army units.
As a minimum, one sample from each unit's two week
6. ENGINE OIL FILTERS. Filters are to be replaced
active training period will be submitted for each item of
each time an engine oil change is directed by AOAP
equipment. Send these samples to the nearest AOAP
laboratory.
After installing new filter elements, fill
laboratory.
Refer to TB 43-0210 for sampling
crankcase, operate engine 5 minutes, check housing for
instructions. When or if AOAP laboratory support is
leaks, check crankcase oil level and bring to full mark.
unavailable, hard time intervals will apply.
When AOAP laboratory support is not available install
new filter elements each 100 hours.
NOTE
7. MAIN GEARCASE. Check level e 50 hours. Change
Do not hold oil samples. Submit oil samples
gear lubricant only when required by maintenance repair
as soon as they have been taken.
action, contamination by water, or other foreign material.
After refill, operate for five minutes, check for leaks and
Seasonal oil changes will be made due to
bring oil level to level plug opening.
expected temperatures. (See Key).
8. CRAWLER GEARCASE. Check level each 50 hours.
2.
FOR OPERATION OF EQUIPMENT IN
Change gear lubricant only when required by
PROTRACTED COLD TEMPERATURES BELOW -
maintenance repair action, contamination by water, or
150F (-260C). Remove lubricants prescribed in Key for
other foreign material. After refill, operate for 5 minutes,
temperatures above -15F (-260C). Relubricate with
check for leaks and bring oil level to level plug opening.
lubricants specified in Key for temperatures below -15F
(-260C). If OEA lubricant is required to meet the
9. CABLES. Each 50 hours, clean and coat all cables
temperature ranges prescribed in the Key, OEA lubricant
with CW except those coming in contact with dirt or
is to be used in place of OE/HDO-10 lubricant for all
excavated material.
temperature ranges where OE/HDO-10 is specified in
the Key.
10.
CRAWLER.
When traveling long distances,
lubricate every 2 hours.
3. OIL CAN POINTS. Each 50 hours lubricate yoke
pins, pivot pins, door hinges and fasteners, clutch pedal
11. TAGLINE HOUSING. Check level each 250 hours,
linkage, transmission shift linkage, and clevises and all
fill to plug opening.
exposed adjusting threads with OE/HDO.
12.
FAN PULLEY.
Remove plug, insert fitting.
4. CRANKCASEOIL LEVEL HOT OR COLD CHECK.
Lubricate and reinstall plug.
Cold engine, oil level should be at high mark on dipstick.
TA221797
LO 53810-28912
CARD 10OF 11
