Pressure Relief Procedure
3A4603C Operation, Repair, Parts 13
Pressure Relief Procedure
1. Perform Grounding Procedure if using flammable
materials.
2. Turn ON/OFF Switch to OFF.
3. Turn pressure control to lowest setting. Trigger all
guns to relieve pressure.
4. Engage all gun trigger locks. Turn prime valve
down.
v
5. If you suspect the spray tip or hose is clogged or
that pressure has not been fully relieved:
a. VERY SLOWLY loosen the tip guard retaining
nut or the hose end coupling to relieve pressure
gradually.
b. Loosen the nut or coupling completely.
c. Clear the obstruction in the hose or tip.
This equipment stays pressurized until pressure is
manually relieved. To help prevent serious injury from
pressurized fluid, such as skin injection, splashing
fluid and moving parts, follow the
Pressure Relief
Procedure
when you stop dispensing and before
cleaning, checking, or servicing the equipment.
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