Graco Inc Hydra-Clean 800-233, Hydra-Clean 802-777 User Manual

1200

This WARNINGS

READ

800-233

psi

(82

bar)

manual

contains

AND RETAIN

and

IPAPQRTANT

1NSTRUCTIONS

FOR

REFERENCE

SERIES

OPERATING PRESSURE

"A"

GWACQ

BNC.

P.O.

BOX

1441

OCOPYRIGHT

MWINNEAPOILUS,

1987

GRACO

INC.

WWM 554404

Gesaeual

Safety This pressure washer generates very high fluid pressure. Spray from the gun. leaks

ruptured components can inject fluid through your skin and into your body and cause extremely serious bodily injury, including the need for amputation. Also, fluid injected or splashed into the eyes or on the skin can cause serious damage. In addition, some cleaning solutions may be toxic and can cause chemical burns,

skin irritations, and allergic reactions if inhaled or

they come in contact with the body or eyes. Always follow these precautions when operating your pressure washing system to reduce the risk

serious bodily injury.

NEVERpointthespraygunatanyoneoratanypartof

the body. NEVER use the spray gun without the wand. NEVER put hand or fingers over the spray tip.

NEVER try to stop or deflect leaks with your hand

body.

ALWAYS be sure equipment safety devices are operating properly before each use.

Use this pump only for pumping water and waterdiluted cleaning solutions. NEVER use the pump for paint or any other coatings.

ALWAYS wear protective eyewear and appropriate clothing to protect yourself from the overspray and

the debris that is removed

you clean.

Read and follow the cleaning chemical manufacturer's recommendations on preparation

use

and

of the cleaning solution,

and

the use of

breathing apparatus and proper ventilation.

Pressure

Relief

Procedure

To reduce the risk of serious bodily injury, including fluid injection and splashing in the eyes, or on the skin,

shut

always

off

follow this

the

pump, when

procedure whenever checking or servicing

you any

part of the system, when installing or changing spray tips, and whenever you stop spraying for more than

minutes.

Engage the gun trigger safety latch.

Turn pressure washer OFF.

Remove the power cord from outlet.

Shut

off

the water supply.

Disengage the trigger safety latch and trigger the gun to relieve pressure, and engage the latch again.

Spray

cause

Gun

Safety

not remove or modify any part of the gun; this can

malfunction and result

serious bodily

injury.

Safety Latch ALWAYS engage the gun safety latch whenever you

stopcleaning,evenforamoment.ThelatchMUSTBE

pushed fully down Failure to properly set the safety latch can result accidental triggering of the gun. See Figure

Spray

Tip

Safety

make

the

gun inoperative.

page

Use extreme caution when cleaning or changing spray tips. If the spray tip clogs while spraying, engage the gun safety latch immediately. ALWAYS follow the Pressure Relief Procedure and then remove the spray tip to clean

it.

MEDICAL

TREATMENT

If any fluid appears to penetrate your skin, get

EMERGENCY

MOT

TREAT

MEDICAL

~ ~ ~ ~~

.§IMFW

CARE

CUT.

Tell the doctor

ONCE.

exactly what fluid was injected.

Note

Physician: Injection

traumatic injury.

injury surgically as

is important to treat the

soon

the skin is a

as possible.

not delay treatment to research toxicity. Toxicity is a concern with some exotic coatings injected

into

directly

the bloodstream. Consultation with a plastic surgeon or reconstructive hand surgeon may~be advisable.

802-777

.. .

.:. .

.':.~,

...

~ .

~~~~~~~~~~n~~$~

HAZARD

eapleoai

Any misuse of the pressure washer or accessories, such as overpressurizing, modifying parts, using

incompatible chemicals and fluids, or using worn or damaged parts, can cause them to rupture and result in fluid injection, splashing in the eyesor ontheskin, or other serious bodily injury or property damage.

NEVER alter or modify any part of this equipment, doing

CHECK all cleaning equipment regularlyand repairor replace worn or damaged parts immediately.

Safeuy

could cause

to malfunction.

NEVER use entire hose for cuts, leaks, abrasion, damage or movement of the hose couplings.

these conditions exist, replace the hose immediately.

NOT try to recouple high pressure hose or mend

with tape or any other device. A repaired hosecannot

contain the high pressure fluid.

HANDLE AND ROUTE HOSES CAREFULLY.

pull

use chemicals which are not com.patible with the

inner tube and cover of the hose. Graco hose to temperatures above 200OF (94OC) or below

damaged hose. Before

hoses to move the pressure washer.

-4OOF

(-4OoCJ.

each use, check

bulging cover, or

NOT expose

any of

not not

If using chemical manufacturer's literatureregarding the use of protective eyewear, clothing and equipment.

$yStWDl

This sprayer can develop

MAXIMUM

spray equipment and accessories are rated to withstand the maximum working pressure of this sprayer. DO NOT exceed the maximum working pressure of any component or accessory used in the system.

Chemical

SURE that injector are compatible with the wetted parts of the hose, gun, wand and Data manufacturer's literature before using any chemical

in this pressure washer.

High pressure fluid in the hoses can be very

dangerous. If the hose develops

rupture due to any the high pressure spray emitted from it can cause a fluid injection injury or other serious bodily injury or property damage.

TIGHTEN

use.Highpressurefluidcandislodgealoosecoupling

or allow high pressure spray to be emitted from the coupling.

chemical injector, read and follow the

Pl'eSSM6e

WORKING

1800

PRESSURE.

psi

(123

Be sure that

Compatibility

all

chemicals used in the chemical

tip,

given

the Technical

the back cover. Always read the chemical

leak,.split or

kind

of wear, damage or misuse,

all

fluid connections securely before each

bar)

all

~~~~~~~~A~

NEVER operate the pressure washerwithouttheunit

being properly grounded. This includes internal

wiring building wiring. Because water conductor, it ground circuit to avoid serious bodily injury if

equipment should fail.

Moving parts can pinch or amputate your fingers or other body parts. KEEP CLEAR of moving parts when starting or operating the pressure washer. Followthe

Pressure Relief Procedure, page or servicing the pressure washer to prevent discharging high pressure fluid from the gun.

unit, plug (ground plug

~~~A~5

must

be intact), and

natural

very important to provide a good

before checking

IMPORPAMB

United States Government safety standards have

been adopted under the, Occupational Safety and Health Act. These standards-particularly the

Part

191

General Standards, Standards, Part 1926-should be consulted.

TERMS

WVAi~bJukG:

conditions that could cause bodily injury.

CAUTION:

conditions that could cause damage to or destruction of equipment.

Alerts user to avoid or correct

and the Construction

NOTE:

information.

Identifies helpful procedures and

802-777

>..

Remove the two hood bolts, flats and locks, from the center bottom of each side of the hood. Pivot the hood open.

Position the handle into the end of the chassis closest to the wheels. Line up the four mounting holes. Install the four

318

x 1 inch bolts from the

outside of the chassis. Use flat washers only

head of bolt. Use a flat washer, lock washer, and

nut

Connect one end of the

each bolt on

the

inside

the chassis.

foot high pressure

hose to the pump outlet. This connection is made

with

threaded swivel fitting. Connect the other

end to the gun using the quickcouplers provided,

002-777

. . ..

. ..

performance, and chemical injector performance.

Hood may

now

be closed and secured with hood

bolts, flat washers, and lock washers removed in

Steu

Remove the plastic plug from the inlet hose. Check the water supply flow rate (see page Connect inlet hose to water supply. A standard

3/4"

garden hose may be-used to connect inlet

hose to the water supply.

5).

~. .

....

..'

. ..

i..

,.:

Water

Supply

CAUTION

Before connecting the water supply to the pump, check your local plumbing code regarding cross-connection to thewater supply.

A backflow preventor. Part No. 801-133, is available to prevent the back flow of contaminated water intothefreshwatersupply. Install upstream from the pump.

NOT exceed 160°F (7OOC) inlet water

temperature.

Higher’ temperatures

packings.

will

damage the pump

START-UP

Check flow rate of the water supply. be

least 4 gpm or the pressure washer

not develop full pressure.

To check flow rate, time how long fill a standard five gallon pail;

No.

minute and

AC,

must have a ground

gage wire. Extension

100

feet long.

no longer than

Electrical

Connect electrical cord to the proper power supply. The electrical service required is single phase, service must include a ground wire. If an extension cord is used, wire and be at least cord must not be over

Supply

230V.

should take

seconds.

Amp. Electrical

must

will

takes to

Use this procedure each time you start the pressure washer to help ensure the pressure washer to operate and that you start

Check pump oil level. Look at oil level indicator

window through inspection hole

hood.’ Pump also has a dipstick located under hood on top of pump. Oil level should be up to dot

on oil level indicator window and

notch on dipstick. Add SAE detergent oil as necessary. (SAE 30-weight nondetergent oil is preferred.)

Connect pressure washer to water supply and to proper electrical service as described

Turn water supply water sprays from the tip and all air is purged from the system.

Turn switch on control panel

Always engage the gun’s trigger safety latch whenever you stop spraying. even for a moment, to reduce the risk of fluid injection or splashing

the eyes or on the

triggered accidentally.

Most pressure washer spraying is done at full

pressure. If a reduced pressure

special application, there are two methods to reduce the maximum output from the pressure

washer.

a. Turn the pressure control knob on the

unloader counterclockwise, as needed. This method is best if you are operating

consistently at a reduced pressure.

skin

safely.

or 30-weight non-

and trigger the gun

“ON”

if the

gun

ready

side of the

within

the

set-up.

until

is bumped or

desired for a

b. Turn chemical selector valve to the

position, then open the adjustable nozzle on the end of the spray wand, as needed. This

method is best to quickly reduce pressure for

special application.

NOT attempt to adjust the adjustable nozzle

the

when safety latch on the gun is in the before adjusting to avoid seriousbodilyinjuryor

Always observe the following cautions to help avoid costly damage to your pressure washer.

,spray gun is

use. Be sure that the

“ON”

“OFF”

position

CAUTION

NOT allow the pressure washer to idle for

more than

with

a thermal relief valve to help avoid the recirculating water from becoming too hot and seriously damaging the pump, but idea to turn the pressure washer not spraying or cleaning at least every minutes.

NOT

damage the pump. Be sure the water supply is fully turned on before starting the pump.

NOT operate the pressure washer inlet screen removed. This screen helps keep abrasive sediment out of the pump, which could clog or scratch the pump.

NOTpumpcaustic materials; such materials

may corrode and damage the pump components.

minutes. The

run the pump dry, which

unit

is equipped

off

will

is a good

if you are

quickly

with

the

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