TM 10-4610-246-13
3.5
MAINTENANCE OF FOOT VALVE.
This task covers:
a.
Removal
c.
Service
e.
Assembly
b.
Disassembly
d.
Repair
f.
Installation
INITIAL SETUP
Parts/Materials
General Safety Instructions
Soap (Item 10, App. E)
Wear protective gloves and faceshield when working
Faceshield (Item 4, App. E)
on items containing hypochlorite solution.
Gloves (Item 5, App. E)
Rags (Item 7, App. E)
Equipment Conditions
Preformed Packing
(TM 10-4610-246-23P)
Hypochlorination unit is shut down (para. 2.7.4).
a.
Removal.
(1)
Loosen velcro strap (1, Figure 3-1).
Remove lid (2) from reservoir (3).
(2)
Lift suction tubing (4) with foot valve
(5) from reservoir (3) and allow to
drain.
(3)
Remove foot valve (5) from suction
tubing (4) by removing tube nut (6)
from foot valve (5), pull suction tubing
(4) off of foot valve (5).
b.
Disassembly.
(1)
Unscrew valve body (1, Figure 3-2)
from valve adapter (2).
(2)
Slide screen (3) off valve body (1).
(3)
Remove ball poppet (4) by tipping
valve body (1).
(4) Remove preformed packing (5).
Figure 3-1. Suction Tubing and Foot Valve
Figure 3-2. Foot Valve
3-7
