Graco 257100 Operation page 14

Storage
Storage
NOTICE
Do not use with quick-set materials. They can harden
inside the unit and hose.
1. Perform Pressure Relief Procedure, page 6 (prime
valve handle in down position). Leave prime valve
handle in PRESSURE RELIEF position.
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2. Spray water mist on top of any remaining material in
the hopper and cover hopper with lid.
3. Cover valve and tool ends to keep joint compound
from hardening.
4. Submerge deflector of prime hose in bucket or cover
to keep join compound from hardening.
Cleanup
1. Perform Pressure Relief Procedure, page 6 (prime
valve handle in down position).
2. Flush unused material from hopper, hose, and
prime hose.
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3. Remove remaining material from hopper.
4. Turn pump control fully counter-clockwise to shut
pump off.
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5. Fill material hopper with water and run pump to
flush unit. Run water through material hose, tools
and drain line thoroughly flush system.
6. Clean all tools.
7. Remove drain plug from hopper. Flush with water.
Clean and install drain plug.
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