TM 10-4610-246-13
3.7
MAINTENANCE OF DISCHARGE 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. 2.9).
a.
Removal.
(1)
Disconnect tubing (1, Figure 3-5) by unscrewing tube nut (2) from discharge valve (3).
Figure 3-5. Discharge Valve and Tubing
(2)
Unscrew discharge valve (3) from pumper assembly (4) and remove preformed packing (5).
3-11