Graco Therm-O-Flow 20 Instructions - Parts Manual page 38

Operation
2. Push in the Air Motor Slider Valve (CM) to stop the
Pump.
3. Set Ram Director Valve (CC) to UP and raise the
Platen (G) and immediately press and hold the
Blowoff Buttons (CG) until the Platen is completely
out of the pail. Use the minimum amount of air
pressure necessary to push the Platen out of the
pail.
Excessive air pressure in the material pail could
cause the pail to rupture, causing serious injury. The
Platen must be free to move out of the pail. Never
use pail blowoff air with a damaged pail.
4. Release the blowoff air button and allow the Ram to
rise to its full height.
5. Remove the empty pail.
38
6. Inspect Platen and if necessary, remove any
7. Follow steps in Load Material, page 29, and Prime
CM
CC
CG
remaining material or material build-up.
Pump, page 31.
334129S