TM 10-4610-239-10
TM 08580B-10/1
2-18.
BACKWASH TIMER. The backwash timer automatically starts and ends the different stages of backwash cycle.
Figure 2-15. Backwash Timer
NOTE
(SOLID STATE TIMER)
Backwashing can be accomplished at any time without any preset conditions.
SECTION II. PREVENTIVE MAINTENANCE CHECKS AND SERVICES (PMCS)
2-19.
GENERAL.
a.
Before You Operate. Always keep in mind each CAUTION and each WARNING. Perform "BEFORE
OPERATION" (B) PMCS shown in tables 2-2 and 2-3.
b.
While You Operate. For your own safety and for protection of the equipment pay attention to each CAUTION
and WARNING. Perform "DURING OPERATION" (D) PMCS shown in tables 2-2 and 2-3.
c.
After You Operate. Perform "AFTER OPERATION" (A) PMCS shown in tables 2-2 and 2-3.
d.
If The ROWPU Fails To Operate. Troubleshoot with proper equipment. Report difficulties, using the proper
forms. Army users see DA PAM 738-750; Marine Corps users refer to TM 4700-15/1.
2-20.
PMCS PROCEDURES.
a.
Performing PMCS, tables 2-2 and 2-3, will help keep the ROWPU from breaking down.
2-18
