TM 10-4520-259-13&P
4-6.
PROCESSING UNPACKED WATER HEATER.
a.
Perform depreservation as required by removing preservative materials and cleaning the water
heater as described in paragraph 2-5.
b.
Perform the "BEFORE" PMCS described in Chapter 2.
SECTION III. UNIT PREVENTIVE MAINTENANCE CHECKS AND SERVICES (PMCS)
4-7.
GENERAL.
Always keep in mind the WARNINGS and CAUTIONS when you perform your checks and services. PMCS is
performed upon receipt and quarterly thereafter. Record all defects found during performance of PMCS and, if
applicable, the steps taken to correct them, on DA Form 2404, Equipment Inspection and Maintenance
Worksheet. Instructions for reporting/correcting noted deficiencies are provided in DA PAM 738-750.
4-8.
UNIT PMCS PROCEDURES.
Table 4-1 lists the specific PMCS that must be performed by unit maintenance personnel on a quarterly
schedule. If your equipment fails to operate, troubleshoot as described in Section IV.
a.
Purpose. PMCS is accomplished to insure that the equipment is ready for use at all times and all
deficiencies are corrected promptly. These checks and services are designed to help you find and correct
defects before the equipment is damaged or fails to operate.
b.
The "ITEM" column of Table 4-1 indicates sequence of inspection. Use this column to obtain the
numbers for the "TM Item No." column of DA Form 2404.
c.
The "INTERVAL" column of Table 4-1 tells you when to do a certain check or service.
d.
The "ITEM TO CHECK/SERVICE" column identifies and illustrates the item.
e.
The "PROCEDURE" column of Table 4-1 tells you the procedure by which the inspection is to be
performed and the expected results are described.
4-3
