TM 5-3895-356-14&P
HAND SPRAYING AND PUMP-OFF
Remain clear of rotating drives when
unit is in operation to prevent
becoming entangled in machine
5
Use gloves or insulated material
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when handling spray bar, sections, or
hoses to prevent burns
Monthly check and if necessary clean
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3" overflow tube to insure tube has
not become clogged
Figure 25
1. Connect hand spray hose or
2. For pump-off close valve at
Keep area clear of open flame or
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pump-off line to transfer valve.
storage tank soon after pulling
sparks when spraying material with
2. Move transfer valve lever
butterfly valve out.
volatile cutbacks to reduce fire
from "Distribute" to "Hand spray"
3. Shut intake valve by moving
hazard
position (m).
lever up.
3. Run pump at 80 to 100
4. Move quadrant lever to
Do not stand in a location such that
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G.P.M.
"Circulate and Fill" position
accidental opening of spray bar
4. For hand spraying move
5. Suck back hand spray hose
valves will cause contact with
butterfly valve to "Hand spray"
and gun on pump-off line by turning
bitumen spray with resulting burns
position. For pump-off move butterfly
Vacu-Flo valve lever to the left
valve to "Transfer" position.
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position.
After approximately
Fill line cap or connection must be
5. Move quadrant lever to
1 minute
securely attached before operating
"Hand
crack hand spray valve or open
intake valve lever to eliminate
spray" position.
pumpoff line If through hand spraying
momentary discharge
6. Open intake valve by moving
for the day, crack hand spray valve
Intake Lever down. When pumping
with nozzles submerged in flushing
"TUC" bar must be off and remain off
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off check to insure all valves in
oil, use 3 quart can supplied
when bar is rotated upward
pump-off line between distributor and
6. Turn Transfer Valve lever
storage tank are open before moving
back to "Distribute "
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When hand spraying, maintain gun m
Intake Lever down.
7. Disconnect pump-off line
proper position and be aware of other
7. Turn hand spray valve 90
8. Turn Vacu-Flo lever straight
personnel
degrees on hand spray gun for
up
spraying.
to normal position
8 Adjust hand spray pressure with
9. To blow out hand spray, if
butterfly valve Push in lever to
desired after spraying, raise intake
increase, pull out to decrease.
valve lever, remove filling cap, open
When through hand spraying or
hand spraying valve and push
pumping off 1 Pull butterfly valve
butterfly valve lever in against stop
lever out.
Add flushing oil if desired.
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