TM 10-4610-239-24
TM 08580B-24/3
ASSEMBLY
a. Install two anode mounting studs (11), new anodes (10), and nuts (9) on flange covers (2) and (6).
CAUTION
Pouring coarse gravel through upper handhole opening may
damage filter lining.
b. Place a total of 55 pounds (24.75 kg) of 1/4-inch medium underbed gravel in multimedia filter (12) through
lower handhole opening (8).
c.
Use paddle or narrow board to level gravel.
d. On lower handhole opening (8), install new flange gasket (7), flange cover (6), and eight nuts (5).
NOTE
Steps e through i must be performed in sequence.
e. Using hand scoop, place 350 pounds (157.5 kg) of No. 12 coarse garnet through upper handhole
opening (4).
f.
Repeat step e for 225 pounds (101.25 kg) of No. 50 fine garnet.
g. Repeat step e for 175 pounds (78.75 kg) of filter sand.
h. Repeat step e for 175 pounds (78.75 kg) of No. 2 anthracite.
i.
Repeat step e for 250 pounds (112.5 kg) of Plastic Media.
j.
On upper handhole opening (4), install new gasket (3), flange cover (2), and eight nuts (1).
3-121
