Graco Therm-O-Flow 20, Инструкция - Каталог запасных частей

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Start Up
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Loading Material
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1. Make sure the follower plate is high enough to put
the material pail under it.
2. Remove the pail cover by holding it level and lifting
straight up. Place the pail under the elevated fol-
lower plate.
3. Lubricate the follower wipers with a lubricant com-
patible with the material to be pumped.
4. Make sure there is nothing between the follower
plate and pail or between the ram tie bar and top of
the ram posts. Then lower the pump into the pail.
a. Set the ram control lever to DOWN, and slowly
adjust the air regulator. F
IG
. 4, page 14.
b. If necessary, stop lowering the follower plate to
adjust the pail position to align with the follower
plate.
c. As the follower plate enters the pail, remove the
bleed stick to allow trapped air between the fol-
lower plate and the top of the material to
escape.
.
d. When air stops exhausting from the bleed stick
port, install the bleed stick to prevent hot mate-
rial from leaking out the opening.
5. Adjust the ram DOWN air regulator pressure for nor-
mal operation.
6. Purge air out of the pump and fluid lines.
a. Place a waste container under the pump bleed
port.
b. Open the bleed port and slowly adjust the
pump air regulator to start the pump and fill the
material passages.
c. Allow material to flow from the bleed port until it
is air-free, then shut off the pump and close the
bleed port.
d. Place a material waste container under the dis-
pense valve.
e. Dispense material until all air is purged.
7. Allow the system to heat for approximately 30 min-
utes.
WARNING
Material and equipment are hot. Avoid contact. Wear
protective clothing. Read warnings, pages 4-5.
CAUTION
Do not use a material pail that has been dented or
damaged; damage to the follower wipers may result.
Do not tip the pail cover when removing it as this may
spill dirt from the cover into the pail and contaminate
the material.
CAUTION
The use of a non-compatible lubricant can cause
material contamination or inadequate performance.
Check with the material supplier for a recommended
lubricant.
WARNING
When raising or lowering the ram, keep hands and
body away from ram plate and pail lip. Read warnings,
page 4.
WARNING
Read warnings, page 4.