Graco Inc. 244582 Manual Do Utilizador

Troubleshooting 

* ES indicator light is off when the gun is triggered.

ES indicator or voltage/current dis-
play is not lit.

ES ON/OFF valve OFF (0).*

Turn ON (I).

No power.

Replace power supply. See page 47.

Voltage/current display stays red 
(smart guns only).

Gun too close to part.

Should be 8-12 in. (200-300 mm).

Check fluid resistivity.

See Operation on page 19.

Dirty gun.

Clean. See page 27.

Operator gets mild shock.

Operator not grounded or is near 
ungrounded object.

See Grounding on page 17.

Gun not grounded.

See Check Electrical Grounding on 
page 18 and Test Gun Resistance 
on page 30.

Operator gets shock from workpiece. Workpiece not grounded.

Resistance must be 1 megohm or 
less. Clean workpiece hangers.