| Tweet |
Custom Search
|
|
|
||
 TM 55-1925-204-12
Table 3-1. Operator/Crew Preventive Maintenance Checks and Services - Continued
Tug Diesel Large Design 3006
B - Before
A - After
M - Monthly
D - During
B/A - Biannually
Q - Quarterly
Intervals
Item
Item To Be
Procedure
Equipment Will Be Reported
No.
BDA
M Q B/A
Inspected
Not ready/Available If:
l. Fuel strainers
Change filter at lubricating oil
change intervals. Drain water and
sediment and wipe casing with
clean wiping rag.
m. Air filters/cleaners
Service filter IAW local environ-
ment. Check to see that the oil in
the filters is at the proper level,
and is not excessively dirty.
Clean the element and refill with
clean oil. Filters should be ser-
viced at every lubricating oil
change or sooner, should local
conditions dictate.
n. Ammeter
Check ammeter to see that it in-
dicates properly. Heavy charge
after starting engine (10-15 amps)
slowly returning to zero as charge
is replenished.
o. Oil pressure
Inspect oil pressure gauge to see
Oil pressure gauge does
gauge
that it functions properly. If the
not indicate oil pressure is
instrument does not indicate,
below 25 psi.
stop engine immediately and in-
vestigate cause.
p. Temperature
Engine temperature should in-
Coolant temperature ex-
gauge
crease gradually during warmup
ceeds 185 .
F
period. Should a high temperature
be indicated, caused by a defect in
the cooling system, faulty gauge or
improper lubricating, engine must be
stopped immediately and the
trouble investigated.
q. Tachometer
See that the tachometer is
operating properly and indicates
engine revolutions. Hand-tach
crankshaft to check accuracy of
tachometer.
Ship service
With generator in operation check
Field is reversed. Brushes
37
generators (40k)
for arcing at brushes. Check com-
evidence excessive wear
mentator for cleanliness and con-
and high arc at commen-
dition (groving & rough spots).
tator.
Remove rough spots with fine
sandpaper. Blow dust off with
3-8.2
Change 1
|
||
|
||
