Graco Inc. EM390 User Manual download pdf (Page 9)

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SETUP

Fig 9–1

NOT INST

ALL

A SHUT OFF

DEVICE HERE

MAIN FLUID HOSE

(minimum 50 ft./15.2 m)

WHIP HOSE

(3 ft./0.9 m)

ACKING NUT/WETCUP

Keep 1/3 full with TSL

FLUID FIL

TER

0663

HOSE GUARD

OPERATION

Pressure Relief Procedure

reduce the risk of serious bodily injury

, including

jection;

splashing in the

eyes or on the skin; injury from

moving

parts or electric shock, always

follow this pro

cedure whenever you shut off the sprayer, when

checking or servicing any part of the spray system,

when installing, cleaning or changing spray tips, and

whenever

you stop spraying.

Engage the trigger safety latch.

2. T

urn the ON/OFF switch to OFF

Unplug the power supply cord.

4. Disengage the trigger safety latch. Hold a metal

part

of the gun firmly to the

side of a grounded metal

pail,

and trigger the gun to relieve pressure.

Engage the trigger safety latch.

6. Open

the pressure drain valve, having a container

ready to catch the drainage. Leave the pressure

drain

valve open

until you are ready to operate the

sprayer

again.

you suspect that the spray tip or hose is completely

clogged,

or that

pressure has not been fully relieved af

ter

following the steps above,

VER

Y SLOWL

loosen

the

tip guard retaining nut or hose end coupling and re

lieve pressure gradually. Then loosen the part com-

pletely.

Clear the tip or hose obstruction.

WARNING

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Graco Inc. EM390 User Manual Page 9

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