Loading Material - Graco DC12 Operation & Setup

High-volume metering system
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Perform instructions below for both Supply
Systems. To avoid damage to the platen seals do
not use a drum that is dented or damaged.
CAUTION
Verify material to be loaded is the correct type.
The DC12 is labeled with A and B material
designations. "A" refers to the High Volume or
resin material. "B" refers to the Low Volume or
Hardener. Materials must be identified before
loading. Failure could result in machine
malfunction or damage.
1. Refer to Fig. 24 and Fig. 25. Open main air
slider valve (BA) and set ram air regulator
(BB) to 40 psi (.28 Mpa, 2.8 bar). Set
director valve handle (BC) to UP and let the
ram rise to its full height.
2.
Lubricate the platen seals (D) with grease or
other lubricant compatible with the fluid to be
pumped.
3. Remove Drum cover and smooth the
surface of the fluid with a straightedge.
4. Put a full drum of fluid on the DC12 ram
base, slide it back against the drum stops,
and center it under platen (D). Use caution
when rolling drum onto DC12 frame. Drum
should be supported to avoid the drum
rolling backwards onto the floor.
5. Remove bleed stick from platen bleed port
(J).
6. If drum has a plastic liner, pull it over edge
of drum. Secure liner with tape wrapped
around circumference of drum.
7. Set the director valve (BC) to DOWN and
lower the ram until fluid appears at the top of
the platen bleed port (J). Adjust ram air
regulator (BB) as needed. Set the director
valve (BC) to neutral and close the platen
bleed port (J).
38
312767B

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