B - Before
D - During
A - After
D - Daily
H - Hourly
ITEM
INTERVAL
ITEM
TO BE
PROCEDURES
CHECK FOR AND HAVE
REPAIRED OR ADJUSTED
EQUIPMENT
IS NOT READY/
NO.
B D A D
H
INSPECTED
AS NECESSARY
AVAILABLE IF
TM 55-1930-209-14&P-17
Table C-1. Preventive Maintenance Checks and Services for Workboat, Lifesaving, and
Firefighting Systems (Continued)
2)
Check anode two on bottom of for
ward end of water exchanger hous-
ing.
3)
Check anode three on bottom of
after-cooler housing.
3f
10 hrs
Seawater
If operating in dirty water, clean seawater Class Ill leaks.
50 hrs
Filter
filter. If water is relatively clean or if several
10 hour checks indicate cleaning is not nec-
essary at this interval, schedule cleaning at
25 hour intervals. Unscrew cover (should
come off by hand) and remove gasket and
filter basket. Clean bas ket with soap and
water, rinse and replace. Make sure gasket
is installed properly and replace cover hand-
tight. When engine is started, check cover
for leaks and tighten if necessary.
3g
50 hrs
Crankcase
a.
Check crankcase ventilation air filter and
Crankcase is
oil valve. If vent air, mixed with oil, starts
clogged.
to flow out at oil valve, this indicates
crankcase ventilation air filter is clogged
and must be changed. Unscrew old filter
and discard. Screw in new filter.
100 hrs
b.
Change crankcase oil.
1)
Run engine until operating tempera-
ture is normal.
2)
With engine turned off, suck oil
through tube of drain pipe located on
top of engine next to oil dipstick.
3)
Without a filter change (normally
scheduled every 200 hours), use 10 qt
to bring oil level to between marks on
dipstick. Fill through oil filler cap on
top of engine. Use diesel lubricating oil
CD (MIL-L-2104), SAE 20W30, above
50F and oil CD SAE 10W, below 50F.
With filter change, use 11 qt of oil.
200 hrs
c.
Change oil filter.
1)
After draining oil, place a cloth
beneath oil filter and screw off old fil-
ter. Do not spill oil. If filter is difficult to
remove, use oil filter wrench or punch
a hole in filter and use long screw-
driver to remove filter.
2)
Discard old filter. Remove old rubber
seal with old filter.
C-10
