TM 5-3820-239-15
Section III. PREVENTIVE MAINTENANCE SERVICE
lated listing of preventive maintenance serv-
3-5. General
ices which must be performed by the operator
To insure that the pneumatic drill is ready
or organizational maintenance personnel. The
for operation at all times, it must be inspected
item numbers are listed consecutively and indi-
systematically so that defects may be discov-
cate the sequence of minimum requirements.
ered and corrected before they result in serious
damage or failure. The necessary preventive
maintenance services.
maintenance services to be performed are listed
3-7. Quarterly Preventive Maintenance
numbers indicate the sequence of minimum in-
Services
spection requirements. Defects discovered
during operation of the unit shall be noted for
a. This paragraph contains an illustrated
future correction, to be made as soon as oper-
tabulated listing of preventive maintenance
ation has ceased. Stop operation immediately if
services which must be performed by organi-
a deficiency is noticed which would damage the
zational maintenance personnel at quarterly in-
equipment if operation were continued. All de-
tervals. A quarterly interval is equal to 3 calen-
ficiencies and shortcomings will be recorded to-
dar months, or 250 hours of operation, which-
gether with the corrective action taken on DA
Form 2404 (Equipment Inspection and Main-
ever occurs first.
tenance Worksheet) at the earliest possible
b. The item numbers are listed consecutive-
opportunity.
ly and indicate the sequence of minimum re-
3-6. Daily Preventive Maintenance
Services
quirements. Refer to figure 3-5 for the quar-
This paragraph contains an illustrated tabu-
terly preventive maintenance services.