Pressure Relief
Procedure
1.Fully release gun trigger and engage gun trigger lock. See FIG. 6.
2.Shut off fluid supply pump.
3.Hold a metal part of gun firmly to side of a grounded metal waste container. Disengage gun trigger lock. See FIG. 7. Trigger gun to relieve fluid pressure.
4.Fully release gun trigger and engage gun trigger lock. See FIG. 6.
5.Open pump drain valve to help relieve fluid pressure in pump, hose, and gun. Triggering gun to relieve pressure may not be sufficient. Have a container ready to catch drainage.
Pressure Relief Procedure
Trigger Lock
Always engage trigger lock when you stop spraying to prevent gun from being triggered accidentally by hand or if dropped or bumped.
To engage trigger lock, release trigger and rotate lock downward. See FIG. 6.
Do not try to force trigger valve open with trigger lock engaged. This could result in component fail-
ure.
Trigger Lock
Engaged
TI8049
FIG. 6: Trigger Lock Engaged
To disengage trigger lock, rotate it upward. See FIG. 7.
6.Leave drain valve open until you are ready to dis- pense again.
7.If you think the gun nozzle or fluid hose is completely clogged or that pressure has not been fully relieved after following the previous steps, very slowly loosen hose end coupling and relieve pressure gradually, then loosen coupling completely. Clear nozzle or hose obstruction
Trigger Lock
Disengaged
TI8050
FIG. 7: Trigger Lock Disengaged
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