Prime System - Graco Therm-O-Flow 20 Instructions - Parts Manual

Prime System

1. Close the system bleed-type master air valve (A).
2. If using a manual gun, lock the dispense valve trig-
ger open by pulling and securing the trigger using
the trigger retainer (TR).
TR
311976K
3. Place the dispense valve over a waste container.
4. Slowly open the system master air valve.
5. Prime the system until a smooth flow of material dis-
penses from the dispense valve.
6. Close the system master air valve and release trig-
ger retainer.
7. Engage trigger lock.
Trigger Lock
Engaged
TI8049A
The system is now ready to operate.
TI8051A
Setup
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