Graco Inc Hydra-Clean 3245, Hydra-Clean 800-066, Hydra-Clean 801-644 User Manual

This

manual

WARNINGS

READ

AND

contains

and

INOTRUCTIQMS

RETAIN

FOR

IMPQRTAfflT

REFERENCE

Pressure

P/N

3200

3400

800-066

psi7220

psi

SERIES

bar) OPERATING PRESSURE

(235

bar) MAXIMUM WORKING PRESSURE

Washer

A

i

GRACQ

IN@.

P.Q.

%QX

I'M1

OCOPYRIGHT

MUNNIEAPOLDS,

1984

GRACO

INC.

MN

5544GV444

iNJECT!ON

HAZARD

FIRE

Fluids under high pressure from spray or leaks can
penetrate the skin and cause extremely serious
injury. including the need for amputation.

NEVER

the

NEVER

NEVER

body.

ALWAYS

MAED!CAL

If any fluid appears to penetrate

Tell the doctor exactly what fluid was injected. For
treatment instructions have

point the spray gun at anyone

body.

put

hand or fingers over the spray tip.

try to stop or deflect leaks

have the

tip

guard

KREWKLWENK

EMERGENCY

DO

NQT

NATlONAL

MEDICAL

TREAT

POISON

AS

CENTER

or

any part of

with

your hand or

in

place when spraying.

CARE

A

your

AT

SIMPLE

ductor call the

NETWORK

ONCE.

CUT.

(442)EBf-866$

AVOID

Even after you shut off the gasoline engine, there is
high pressure

release
the spray tip or servicing the unit,
unit

CO@PONENK

in

the pump, hose

it

by triggering the gun.

and

trigger the gun to release pressure.

RUPTURE

and

So

always

gun until you

before removing'

shut offthe

'

.

DO

not spray flammable liquids.
engine where combustible fumes or:dust may
present.

GAS

ENGINE

NEVER

Avoid the possibility of spilled fuel causing a fire.
Always refuel slowly to avoid spillage.

I

,:NEVER

exhaust is piped outside. The exhaust contains
carbon monoxide, a poisonous, odorless and invisible
gas, which, if breathed, may cause serious illness
possibly death.

NEVER

connected to the engine; first remove the ignition
cable from the spark plug. Turning over the
machinery by hand during adjusting or cleaning
might start the engine and machinery, causing
serious injury to

NEVER

or operate at speeds

Precaution is the best insurance against an accident.
When starting the engine, maintain
from moving parts of the equipment.

fill fuel tank while engine

operate engine

make adjustments on machinery while it is

run the engine

~~E~A~~~~~~

in

a

the

operator.

with

in

excess of

Do

not operate the

be

is

running or hot.

closed building unlessthe

or

governor disconnected,

3600

RPM load.

a

safe distance

GENERAL

Be sure

components

NEVER

in

system.
personal safety,
equipment,.isat stake. Maximum working pressure

3400

Before each use, check hose for weak, worn or damaged

conditions
kinking. Tighten
each use. Replace any damaged hose.

Do

not usechemicals or agents which are not compatible

with

Do"not leave a pressurized unit unattended. Shut

unit

and release Dressure before .leavina.

that

.ail accessory items and system

will

withstand the pressure developed.

exceed the pressure rating of any component

NEVER

PSI

(235

caused

Buna-N and

alter or modify equipment -your

as

well as the function of the

bar).

by traffic, sharp corners, pinching or

all

fluid connections securely before

WC

or neoprene cover

of

hose.

I

off

the

NEVER

Keep clear of moving parts when the unit is running.
Observe detergent m.anufacturer's safety

precautions. Avoid getting detergent or other liquids
in your eyes.
regarding contact' with eyes. nose, and skin,
breathing fumes, etc. Always wear full goggles to
protect your eyes from the spray as well as any debris

dislodged by the spray.
other protective clothing. If antidotes or treatment
are recommended,'be prepared to use them.

DON'T

weed killer.

run the unit

Follow

spray toxic chemicals such as insecticide or

with

the belt guard removed.

the directions on the container

If

necessary, wear gloves or

IMPORTANT

United States Government safety standards have been adopted under the Occupational Safety and Health Act.

These standards - particularly the General Standards, Part

in

should be consulted

2

801-644

connection

with

your use of airless spray equipment,

1910,

and the Construction Standards, Part

1926-

FUEL

LINE

I

roN'oFFSW'TcH

r-CHOKE

RING

.

..

..

..

~.

."

Refer to the engine instruction booklet provided with

the unit.

Install Hose and Spray
Connect the spray hose to the spray gun by inserting
the pin at the end of the hose into the quick
disconnect coupler on the gun. Connect the hose
the fluid outlet in the same way.

Cleaning Accessories
For spraying detergent or other cleaning solution, we
recommend using
Accessories and instruction manual
installation and operation.

For removing rust and old paint we recommend using

a

water sandblaster. See Accessories and instruction

manual, 801

-646

for installation and operation.

Gun

a

chemical injector kit. See

801-645

to

for

Connect

To

Water Supply

CAUTION

Before attaching to water supply, check local
plumbing code regarding cross-connection to

water supply.

Do

not exceed

in

pump
Connect

from your city water supply to the unit's 3/4 in.
garden hose threaded inlet.
not be more than

a

a

NOTE:

If your operating conditions are different from above.
contact our Customer Service Department

assistance.

160°F

direct supply system.

hose with

For a direct supply system.
source

AT

LEAST

at

50

ft.

at

the unit

5

(70°C)

water temperature to

least a

The

(15

m)

must

GPM

(19

314

supply hose should

long.

have a flow rate of

LITER/MIN).

in:

(19

your

801-644

mm) ID

water

for

-

3

startup

Before starting,

setup instructions.

Check the oil and gasoline levels.
Turn on the water supply.
Trigger the gun.

Open the by-pass valve located on the pump.

be

sure to readthe safety warnings and

Of

Shutdown and Care

When unit is not in use, turn
When shutting down for the day or weekend, shut

unit, shut
relearn pressure. Wipe

Shut
for longer pump life.
running for over

I

Check the filter screen in the water inlet connection as
often

with the inlet and filter screen removed,

off

water supply valve, and trigger gun to

off

cleaning unit when not actuallyspraying,

10

as

necessary,

at

Unit

,off

water supply.

off

off

the unit

The

pump

minutes without spraying.

cAUT1oNl

least daily.

with

a

damp rag.

will

overheat

Do

not operate the unit

if

left

Open vent on fuel iank cap. Connen fuel line from tank
to engine fuel coupling. Prime gas line by squeezing
bulb

in

line three

to the start position.

ON/OFF

Turn
cleaner) to the
handle, put your foot on the frame or wheel to steady
the unit, pull the cord rapidly out
Repeat if necessary with the choke ring pulled out.

When engine fires and begins to run, push choke ring

back in. Close by-pass valve on pump.

the pump will result. Always besurewatersupply
is comoletelv turned on before ooeratina.

Inspect

necessary.
Cleaning

For Hydra-Clean technique, see the Chemical Injector
manual,

For abrasive cleaning, see the Water Sandblaster
manual,

all

801-645.

801

to

five times. Advance throttle control

switch (located under the engine air

ON

position. Grasp the starter cord

two

or three feet.

~ ~~ ~ ~ ~~~~ ~~ ~~ ~~

connections for

-646.

'

any

leaks. Tighten if

DO

NOT try to adjust the unloader valve. Changing
the setting may
intermittent unloader operation and increased wear
on parts and will void the warranty.

PUMP

water
and Store the unit where
freezing temperatures.
thaw before trying to start. A
may be pumped prior to cold weather storage.

Use only spray tips that are matched to the unit to avoid

excessive cycling and wear of the unloader valve. See
ACCESSORIES.

MUST

prior to

NOT

exposure to

BE

cause^

RUN

If

excessive 'pressure,

DRY and must be drained of
freezing

it

water does freeze in the unit,

temperatures. Use

will

not be subjected to

50%

anti-freeze solution

CAUTION

a

frozen pump thaw in a warm place. Don't

Let
pour hot water on a frozen pump. A sudden
temperature change may crack
plungers.

Do

not pump caustic materials.

Before extended storage, flush the pump with light oil.

Avoid dragging hose over an abrasive surface such as
cement.

life.

Clean the intake line strainer daily.

This

causes excessive wear and shorter hose

the

ceramic

1.

Shut

off

the cleaning unit and trigger the gun

relieve pressure. Engage the trigger safety.

2.

Keep the nozzle and thetubepointedawayfrom
you and everyone else.

3.

Do

not put your hand over the tip to push the
nozzle into place. Grasp
keep your fingers away from the tip.

4.

Do not let anyone else touch the spray valve

while you are cleaning nozzles.

5.

Be sure the slip ring is pushed forward to lock

the nozzle in place before triggering the spray

4

801-644

.

..~.

it

from the side and

to

Lubrication and Care
Change the engine oil after every
tion. Drain oil with engine warm. Engine requires
pints

(1.4

liters) 30W oil. See separate instruction

manual for maintenance procedures.
Fill pump crankcase to dot on oil gauge window with

34

02.

(1

.O

liters)

of

or equivalent SAE
wear and rust inhibitor additives. Change initial
after

50

hour running period. Change oil every

months or

Altering or adjusting unloader
performance of unir.

Service of the unloader must

aualified service oersonnel.

at

crankcase oil (part

40

weight hydraulic oil with anti-

500

hour intervals.

stment or mo

100

hoursof opera-

no.

will

not

increase

be

performed onlyby

801

-1

3

44)

fill

3