TM 5-3820-245-14&P
OPERATOR/CREW PREVENTIVE MAINTENANCE CHECKS AND SERVICES
B - BEFORE
D - DURING
A - AFTER
W - WEEKLY
M - MONTHLY
AUGER, EARTH, SKID MOUNTED MODEL 270-9
ITEM
INTERVAL
ITEM TO BE INSPECTED
EQUIPMENT IS NOT
NO
PROCEDURE:CHECK FOR AND HAVE REPAIRED,
READY/AVAILABLE IF:
B
D
A
W
M
FILLED, OR ADJUSTED AS NEEDED
PERFORM WEEKLY AS WELL AS BEFORE PMCS IF:
a. You are the assigned operator but have not operated the unit since the
last weekly.
b. You are operating the equipment for the first time.
1
GENERAL
Look for evidence of fluid leakage (oil, fuel, coolant).
Class III leaks are found or
any fuel leakage.
2
ENGINE CRANKCASE
Check dipstick for proper level.Add oil as necessary to full mark.
3
RADIATOR
WARNING
Radiator cooling system is pressurized. Remove cap slowly and
only when engine is cool or painful burns could result.
Check coolant level. Add coolant as required. (Level should be approxi-
one inch from bottom of filler neck).
4
CONTROLS AND INSTRUMENTS (CHECK FOR PROPER INDICATION AND
OPERATION)
a. Engine coolant temperature gauge 160-1850F (71-850C).
b. Engine oil pressure gauge 18 psig at 1200 rpm (idle speed).
c.
Ammeter slight (+) charge.
d. Tachometer/hours meter 550 rpm - idle, 2500 rpm - max
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