PREVENTIVE MAINTENANCE CHECKS AND SERVICES (PMCS) INTRODUCTION
Explanation of Table Entries, General PMCS Procedures
1. To ensure the 924H Wheel Loader is ready for operation at all times, it must be inspected on a regular basis so
that defects may be found and corrected before they result in injury, damage, or equipment failure.
2. WP 0169 contains systematic instructions on inspections, lubrications, services, tests, and corrections to be
performed by Field Maintenance to keep the equipment in good operating condition and ready for its primary
3. Table 2, located with General Lubrication Instructions, lists the types, amounts, and temperature ranges of the
4. For information on Corrosion Prevention and Control (CPC), refer to WP 0001.
EXPLANATION OF TABLE ENTRIES
1. Item No. Column. Numbers in this column are for reference. When completing DA Form 2404 or DA Form
5988-E (Equipment Inspection and Maintenance Worksheet), include the item number for the check/service
indicating a fault. Item numbers also appear in the order that you must perform checks and services for the
If both hours and calendar intervals are provided, perform check or service at whichever
interval comes first.
2. Interval Column. This column tells you when you must perform the procedure in the Procedure column:
a. Initial 250 Service Hours procedures must be done after the first 250 hours of machine operation.
b. Every 500 Service Hours procedures must be done every 500 hours of machine operation.
Every 1,000 Service Hours procedures must be done every 1,000 hours of machine operation.
d. Annual procedures must be done once each year.
3. Man-Hours Column. This column indicates man-hours required to complete prescribed procedure.
4. Item to Check/Service Column. This column lists the item to be checked or serviced.
The WARNINGs and CAUTIONs appearing in your PMCS table should always be
observed. WARNINGs and CAUTIONs appear before applicable procedures. You must
observe these WARNINGs to prevent injury or death to yourself and others, and
CAUTIONs to prevent your equipment from being damaged.
5. Procedure Column. This column gives the procedure you must perform to check or service the item listed in
the Item to Check/Service column, to know if the equipment is ready or available for its intended mission. You
must perform the procedure at the time stated in the Interval column.
6. Not Fully Mission Capable If: Column. Information in this column tells you what faults will keep your
equipment from being capable of performing its primary mission. If you perform check/service procedures that
show faults listed in this column, the equipment is not mission-capable. Follow standard operating procedures
for maintaining the equipment or reporting equipment failure.