UNIT MAINTENANCE INSTRUCTIONS
This chapter contains the removal, cleaning, inspection, and installation procedures for
Before maintenance always keep in mind
the WARNINGS and CAUTIONS located on the
inside front cover
Preventive Maintenance Checks and Services (PMCS) means systematic care, inspection, and
service of equipment to keep it in good condition and to prevent breakdowns. As the pumps operator,
your mission is to:
Be sure to perform your PMCS regulary. Always do your PMCS in the same order, so it gets
to be a habit. Once youve had some practice, youll quickly spot anything wrong. Pay attention to
WARNINGS, CAUTIONS, and NOTES.
a. Your Preventive Maintenance Checks and Services, Table 4-1, lists inspections and care
required to keep your pump in good operating condition.
b. The INTERVAL column of Table 4-1 tells you when to do a certain check or service.
c. The PROCEDURE column of Table 4-1 tells you how to do required checks and services.
Carefully follow these instructions.
Terms ready/available and mission capable refer to same status:
Equipment is on hand and ready to perform its combat missions. (See
DA Pam 738-750)
d. The EQUIPMENT IS NOT READY/AVAILABLE IF: column in Table 4-1 tells you when
your pump is nonmission capable and why the pump cannot be used,
e. If the pump does not perform as required, refer to Paragraph 4-4.1 Unit Troubleshooting.
f. When you do your PMCS, you will always need a rag or two. Following are checks that are
common to the entire pump:
(1) Keep It Clean. Dirt, grease, oil, and debris only get in the way and may cover up a serious
problem. Clean as you work and as needed. Use dry cleaning solvent (SD-2) on all metal surfaces. Use
soap and water when you clean rubber or plastic material. Upholstery can be cleaned with soap and water
and a clean, damp cloth.
4-1.1 PMCS PROCEDURES.