Pressure Relief Procedure - Graco XM Series Operation Manual

Pressure Relief Procedure

Pressure Relief Procedure
Follow Flush Mixed Material when you stop spraying
or dispensing; and before cleaning, checking, servic-
ing, or transporting equipment.
Relieve A and B Fluid Pressure
1. Engage trigger lock.
2. Press .
3. If fluid heaters are used, shut them off using the
controls on the heater control box or the heater
power junction box.
.
4. Shut off feed pumps, if used.
5. Remove spray tip and clean.
6. Disengage trigger lock.
34
TI1949a
Fluid Heater B
Fluid Heater A
ti21275a
TI1950a
7. Hold a metal part of the gun firmly to a grounded
metal pail with a splash guard in place. Trigger gun
to relieve pressure in material hoses.
8. Engage trigger lock.
Relieve Pump Fluid Pressure and Flush Mix
Hose
9. Close mix manifold valves (AH, AJ), then open sol-
vent flush valve (AK) on mix manifold.
AH
TI1953a
TI1949a
AK
AJ
312359J