TM 10-4630-207-13&P
OPERATOR MAINTENANCE
WASTE WATER EVACUATION TANK TRAILER
NSN 4630-01-513-8155
HOSES AND CHOPPER TUBE/WAND
INSPECT
INITIAL SETUP:
Tools
Personnel Required
Round Nose Pliers
77W Water Treatment Specialist
Materials/Parts
Equipment Condition
Gasket, Coupling Half, QDisc 2-in, (WP 0091
Hoses detached from WWET/T
00, Item 13)
Hoses steam cleaned/disinfected
Gasket, Qdisc, 4-in, (WP 0091 00, Item 16)
General Lubricating Oil (WP 0091 00, Item 18)
Gloves, Work (WP 0089 00, Table 2, Item 5)
Rags, Wiping (WP 0091 00, Item 28)
Respirator (WP 0089 00, Table 2, Item 8)
WARNING
Protective clothing and equipment must be worn. A heavy-duty rubber apron,
rubber gloves, respirator, safety splash goggles and/or face shield are
required when potential exists for contact with wastewater or contaminated
surfaces. Wastewater and surfaces may be contaminated with pathogenic
microorganisms, bacteria or viruses, which present a risk of serious illness or
death to personnel. Refer to cleaning and sanitizing procedures in WP 0018
INSPECT
Inspect the chopper tube/wand and intake and drain hoses as described below. Describe any condition
that must be reported to unit maintenance on DA Form 2404.
1. Ensure that the chopper tube/wand and all hoses to be inspected have been rinsed, steam cleaned
and disinfected as described in WP 0018 00.
2. Inspect hoses for damage, such as cuts, frayed areas, abrasions or any other damage that would
cause it to leak.
3. Inspect hose couplings (figure 1, item 1) for damage such as dents and missing or broken lock arms
(figure 1, item 2). Check hose clamps (figure 1, item 3) for secure attachment to the hose. Check for
presence and condition of gaskets (figure 1, item 4) in female QD coupling half.
4. Ensure valve on chopper tube/wand is open before disconnecting.
0015 00-1
