Maintenance Checklist for Valves and Accessories
Locate, check operation, lubricate stem
packing; if packing leaks, dig up valve
and tighten packing gland or replace
packing; check stem alignment; check
for broken stem or stripped stem or
Check for position, inspect, and
Check and lubricate; correct any
Check condition, clean, check masonry;
make repairs as necessary.
Treatment plant valves
Operate inactive valves.
Lubricate as required (including gears).
Replace or resurface leaking valve
Lubricate chain wheels.
Check valve stem for watertightness,
and adjust, if necessary.
Check operation and inspect for tight
Operate; lubricate metal-to-metal
Cone valves (and ball
contacts in pilot mechanism; lubricate
packing glands; lubricate all parts of
seating and rotating mechanisms.
Dismantle, remove corrosion products,
wire brush plug and valve body; paint
valves with corrosion-resistant paints.