TM 5-4610-218-34
Section III. CHEMICAL SLURRY FEEDER SPEED REDUCER
WARNING
-
(5) Inspect the gear and worm for cracked
or broken teeth and worn keyways.
Dry cleaning solvent, P-D-680,
(6) Inspect the shaft for damaged threads,
used to clean parts, is potentially
worn keyways, misalignment, and cracks.
dangerous. Avoid repeated and
(7) Inspect the housing, side covers, and
prolonged breathing of the vapors
bearing adapter for cracks and other damage.
and skin contact with the liquid.
Do not use near open flame or ex-
(8) Replace all unserviceable parts.
cessive heat. Use in a well-venti-
e. Reassembly. Reassembly of the speed re-
lated area. The flash-point of P-D-
ducer is the reverse of the disassembly procedure
680 is 100-138F (38-59C).
as illustrated in figure 5-16.
53. Chemical Slurry Feeder Speed Reduc-
f. Installation.
er.
(1) Install the chemical slurry feeder speed
a. General. The chemical slurry feeder speed
as shown in figure 5-15.
reducer is located beneath the slurry feeder tank.
(2) Install the drive belt and drive motor
It reduces the speed from the slurry feeder drive
guard as shown in figure 5-15.
motor to the slurry feeder agitators.
b. Removal.
(3) Install the drive chain as shown in fig-
ure 5-14.
(1) Remove the chemical slurry feeder drive
chain guard as illustrated in figure 5-13.
(4) Install the chemical slurry feeder drive
chain guard as shown in figure 5-13.
(2) Remove the drive chain as illustrated in
(3) Remove the drive motor guard and
drive belt as illustrated in figure 5-15.
(4) Remove the chemical slurry feeder
speed reducer as illustrated in figure 5-15.
NOTE
If the speed reducer is to be replaced,
retain the puny and the sprocket and
key for installation on the replacement
speed reducer.
sembly of the speed reducer.
d. Clean, Inspect and Repair.
(1) Clean the speed reducer with dry clean-
ing solvent P-D-680.
(2) Inspect the input and output shaft seals
for wear, deterioration, bent or distorted casings
and other damage.
(3) Inspect the bearings for corroded or pit-
ted surfaces and wear. Revolve the bearings by
hand and check for rough spots.
(4) If the seals and bearings are in ser-
viceable condition, cover them with a thin coat
of light oil and wrap them in a lint-free cloth or
waxed paper.
Figure 5-13. Chain Guard, Removal and Installation
5-10
