TM 5-4610-218-12
(2) Inspect all parts for damage.
raw water flow indicator.
(3) Replace a damaged or defective flow indi-
cater.
C.
Clean, Inspect and Replace.
(1) Wipe flow indicator with a clean cloth
the raw water flow indicator.
dampened with dry cleaning solvent P-D-680.
Figure 4-46. Raw Water Flow Indicator and Piping, Removal and Installation.
c. Clean, Inspect the Replace.
4-46. Raw Water Pressure Gage.
(1) Clean the gage with a cloth dampened
a. General. The raw pressure gage is located be-
with dry cleaning solvent P-D-680.
tween the two effluent launders in the raw water
piping. It registers the pressure in the raw water
(2) Inspect the gage for cracked glass, leaks,
line. The normal operating reading of this pressure
pointer loose on shaft or not set on zero, and mark-
gage with two gate valves open is 5 to 7 psi. If the
ings on dial not legible.
air pressure rises above 7 psi, it indicates that the
(3) Replace a damaged or defective gage.
aspirators are clogged.
the raw water pressure gage.
raw water pressure gage.
4-90
