Graco Inc Hydra-Clean 800295, Hydra-Clean 800412, Hydra-Clean 800413, Hydra-Clean 308-507 User Manual

INSTRUCTIONS-PAR

This

manual contains

WARNINGS

AND

RET

and

AIN FOR REFERENCE

IMPORTANT

INSTRUCTIONS

READ

TS LIST

308–507

Rev

Supersedes A

HYDRA-CLEAN Pressure W

HYDRA-CLEAN P/N 800–412, Series A

900 psi (62 bar) MAXIMUM WORKING PRESSURE

2.5 gpm (10 lpm) MAXIMUM FLOW RA

HYDRA-CLEAN P/N 800–413, Series A

1800 psi (124 bar) MAXIMUM WORKING PRESSURE

3.0 gpm (1

HYDRA-CLEAN P/N 800–295, Series A

1800 psi (124 bar) MAXIMUM WORKING PRESSURE

3.0 gpm (1

1 lpm) MAXIMUM FLOW RA

5:1 MONARK – CART MOUNTED

10:1 PRESIDENT – CART MOUNTED

10:1 PRESIDENT – PORT

asher



MONARK, PRESIDENT

ABLE T

ANK MOUNTED

GRACO INC. P

.O. Box 1441 MINNEAPOLIS, MN 55440–1441

COPYRIGHT

1990, GRACO INC.

HIGH PRESSURE SPRAY CAN CAUSE SERIOUS INJURY.

FOR PROFESSIONAL USE ONLY. OBSERVE ALL WARNINGS.

Read and understand all instruction manuals before operating equipment.

FLUID INJECTION HAZARD

WARNING

General Safety

This

pressure washer generates very high fluid pressure. Spray from the gun, leaks or ruptured components can inject fluid through your skin and into your body and

extremely serious

cause for amputation. Also, fluid injected or splashed into the

or on the skin can cause serious damage.

eyes

NEVER

part of the body . spray

ALWAYS

cleaning

NEVER

Be before

point the

tip.

follow the

or servicing any part of the sprayer

try to

sure equipment safety devices are operating properly

each use.

spray gun or wand at anyone or at any

stop or deflect leaks with your hand or body

bodily injury including the need

NEVER

put hand or fingers over the

Pressure Relief Procedure

before

Medical Treatment

If any fluid appears to penetrate your skin, get

EMERGENCY MEDICAL TREATMENT AT ONCE. DO

TREA

NOT

what

NOTE TO PHYSICIAN:

traumatic

surgically as soon as possible.

treatment with bloodstream. reconstructive

T AS A SIMPLE CUT. T

fluid was injected.

Injection in the skin is a

injury

It is important to treat the

to research toxicity

some exotic coatings injected

Consultation with a plastic surgeon or

hand surgeon may be advisable.

ell the doctor exactly

injury

Do not delay

. T

oxicity is a concern

directly into the

Pressure Relief Procedure

reduce the risk of serious bodily injury injection follow this procedure whenever you stop spraying for more than 10 minutes, when shutting down, and before checking

2. T

5. Disengage

6. Before

and splashing in the eyes, or on the skin, always

or repairing any part of the system.

Engage the trigger safety latch.

urn the air supply of

Disconnect the air supply

Shut of

to relieve pressure, and then engage the trigger safety

of the unit, disconnect the water supply and disconnect

f the water supply

the trigger safety latch and trigger the

latch again.

long–term (overnight) storage or transporting

the air supply

, including fluid

Spray Gun Safety Devices

Be sure all gun safety devices are operating properly

each use. Do not remove or modify any part of the

before gun; this can cause a malfunction and result in serious

injury

bodily

SAFETY LA TCH: Whenever you stop spraying for a moment, or

“safe” position, making the gun inoperative. Failure properly set the safety latch can result in accidental triggering

SPRAY TIP SAFETY : Use extreme caution when cleaning spraying, engage the gun safety latch immediately .

ALWAYS

remove the spray tip to clean it.

then

always set

of the gun.

or changing spray tips. If a spray tip clogs while

follow the Pressure Relief Procedure and

the gun safety latch in the engaged

gun

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

EQUIPMENT MISUSE HAZARD

General Safety

Any

misuse of the pressure washer or accessories, such as overpressurizing, modifying parts, using chemicals and fluids, or using worn or damaged parts, can cause them to rupture and result in fluid injection, splashing in the eyes or on the skin, or other serious

injury

bodily

NEVER

could cause it to malfunction.

CHECK

replace

ALWAYS

clothing.

, fire, explosion or property damage.

alter or modify any part of this equipment; doing

all spray equipment regularly and repair or

worn or damaged parts immediately

wear protective eyewear and appropriate

If using a chemical injector

incompatible

, read and follow the

HOSE SAFETY

High

pressure fluid in the hoses can be very dangerous. If

the

hose develops a leak, split or of wear , damage or misuse, the high pressure spray emitted from it can cause a fluid injection injury or other serious

bodily injury or property damage.

ALL FLUID HOSES MUST HA VE STRAIN RELIEFS

BOTH ENDS.

from kinks or bends at or close to the coupling, which can result

in hose rupture.

TIGHTEN

High high

all fluid connections securely before each

pressure fluid can dislodge a loose coupling or allow

pressure spray to be emitted from the coupling.

The strain reliefs help protect the

rupture due to any kind

hose

use.

chemical manufacturer’s literature on additional protective equipment, such as a respirator

System

This sprayer can develop high operating pressures. Be sure to withstand the maximum working pressure of this sprayer. pressure of any component or accessory used in the system.

Pressure

that all spray equipment and accessories are rated

DO NOT

exceed the maximum working

for

recommendations

Chemical Compatibility

SURE

that all chemicals used in the chemical injector

are compatible with the wetted parts of the hose, gun,

and tip, as given in the T

wand cover). Always read the chemical manufacturer ’s literature before using any chemical in this pressure washer.

NEVER

entire hose for cuts, leaks, abrasion, bulging cover , or damage or movement of the hose couplings. If any of these

NOT

tape the

use a damaged hose. Before each use, check

conditions exist, replace the hose immediately

try to recouple high pressure hose or mend it with

or any other device. A repaired

high pressure fluid.

HANDLE AND ROUTE HOSES CAREFULL Y.

pull on hoses to move the pressure washer. Do not use chemicals which are not compatible with the inner tube and cover of the hose. temperatures (–40 C).

above 200

echnical Data (inside back

hose cannot contain

DO NOT

 F

expose Graco hose to

(93

 C)

or below

Do not

–40

F

MOVING PARTS HAZARD

Moving parts. operating

parts can pinch or amputate fingers or other body

KEEP CLEAR

the pressure washer

of moving parts when starting or

NEVER

and interlocks installed and functioning. Follow the Pressure Relief Procedure before checking or servicing the pressure washer to prevent discharging high

operate the pressure washer without all guards

pressure fluid from the gun.

TERMS

WARNING: Alerts user to avoid or correct conditions

could cause bodily injury

that

NOTE:

Identifies helpful procedures and information.

CAUTION:

could

Alerts user to avoid or

cause damage to or destruction of equipment.

correct conditions that

IMPORTANT

United

States Government safety standards standards—particularly the General Standards, Part 1910, and the Construction Standards, Part 1926—should be consulted.

have been adopted under the Occupational Safety and Health Act. These

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INSTALLATION

AIR INLET

CONNECTION

REGULATOR

AIR

MOTOR

AIR

PRESSURE

QUICK

COUPLER

CHEMICAL

INJECTOR

CHEMICAL

INJECTOR

AIR

MOTOR

AIR

PRESSURE

REGULATOR

SPRAY

HOSE

QUICK COUPLER

(800–295 ONL

ADJUST-

NOZZLE

(800–412 &

800–413)

SPRAY

GUN

QUICK

COUPLERS

ABLE

Figure

Check for Shipping Damage

The unit should be checked for any damage that may

occurred in shipping. Any damage should be noted

have and

the

carrier notified immediately

Set Up

Connect and the gun inlet. Both of these connections are made with

the high pressure hose between the pump outlet

quick couplers.

CAUTION

Up to 100 ft (30 m) of high pressure hose may be used. performance,

Install the appropriate spray tip on the wand (800–295 only).

Longer hoses may af fect sprayer

and chemical injector

See Installing and Changing Spray T

performance.

ips.

Connect to Water Supply

CAUTION

Before attaching to the water supply, check your local plumbing code regarding to the water supply . A backflow preventer P/N 801–133 is available to prevent backflow of contaminated water into the fresh water supply . Install it upstream from the pump (800–412 & 800–413

only).

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cross–connection

CAUTION

If inlet water pressure is over 60 psi (4.1 bar) a regulating water valve P/N 800–258 must be installed &

Do not exceed 20 0 F (93  C) inlet water temperature.

Connect the water supply to the unit’ The supply hose should not be more than 50 ft (15 m) long.

NOTE: The water source at the unit

at the garden

800–413 only).

a hose with at least a 3/4 inch (19 mm) ID from

minimum Technical

hose connection (800–412

s 3/4 inch garden

must

flow rate equal to

Data, inside back cover).

that of the unit (see

hose

have a

inlet.

Connect to Air Supply

sure that

the air consumption of the motor and is less than the maximum allowed (see Technical Data, inside

the air supply has a minimum flow rate equal

that the pressure

back cover).

STARTUP

Use this procedure whenever starting the pressure washer starting

1. T

to help is done safely

urn on the water supply

insure that the unit is ready to operate and

CAUTION

Never

run the unit dry will result. Always be sure the water supply is completely

2. T

urn on the air supply

3. T

rigger the gun to start.

ALWAYS

whenever reduce the risk of fluid injection or splashing in the

turned on before operating.

engage the gun’ s trigger safety latch

you stop spraying, even for a moment, to

. Costly damage to the pump

OPERATION

Two factors control the flowrate and spray pressure of

air–powered pressure washers: the orifice size of

Graco the spray tip and the air inlet pressure. Adjust these factors to get the desired flowrate and spray pressure,

never allow the pump to exceed 60 cpm. To increase

but the flowrate, increase the spray tip orifice or the air inlet pressure. the larger tip orifice will reduce the spray pressure. T o increase the spray pressure, increase the air inlet pressure.

Adjustable Nozzle (800–412 & 800–413)

Insert the the causes a drop in pressure that actuates the chemical injector. Closing the adjustable nozzle deactivates the chemical The the chemical the

Both factors will increase the pump speed, but

the chemical chemical injector) into the container of chemical. T control ring on the adjustable nozzle clockwise. This

injector and produces high pressure for rinsing.

flow rate of the chemical may be regulated by turning

chemical adjustment knob on the injector

flow is at a full two turns counterclockwise from

closed (clockwise) position.

filter (attached with the clear tubing to

urn

. Maximum

eyes accidentally.

ALWAYS

costly

or on the skin if the gun is

observe the following CAUTIONS

damage to the pressure washer

bumped or triggered

to avoid

CAUTION

DO NOT

damage the pump. Be sure the water supply is fully

DO NOT

water screen removed. This screen helps keep abrasive sediment out of the pump, which could clog

DO NOT

may corrode the pump components.

Changing Spray T ips). This causes a drop in pressure that actuates the chemical injector. Changing back to a

diameter spray

small and produces high pressure for rinsing. The flow rate of the chemical may be regulated by turning the chemical adjustment is at a full two turns counterclockwise from the closed (clockwise)

run the pump dry , which will quickly

turned on before starting the pump.

perat

e the p

ressur

e w

ashe

r with the i

r s

cratc

h the p

ump

pump caustic

tip deactivates the chemical injector

knob on

position.

the injector

. Keep this s

materials; such materials

. Maximum chemical flow

cree

n c

nlet

lean.

Cleaning

more than 100 feet (30 m) of spray hose may be used

between the chemical injector and the spray gun when

operator is at the same level as the chemical injector

the

the operator is over 25 feet above the chemical injector

more than 50 feet (15 m) may be used.

Check the distance that you will need to hold the spray nozzle from the surface by test spraying on a scrap of

material. For soft surfaces, such as wood, hold the

similar nozzle about 3 ft (1 m) from the surface and gradually

it closer

bring is

damaging the surface.

, checking to see if the high pressure

spray

. ,

WARNING

DO NOT

nozzle the trigger safety latch on the gun is in the “ON” position before adjusting to avoid serious bodily injury

attempt to open or close the adjustable

when the spray gun is

or fluid injection.

in use.

BE SURE

that

Changeable Spray Tips (800–295 only)

Insert

the chemical

the chemical injector) into the container of chemical.

the large orifice chemical tip (see Installing and

Install

filter (attached with the clear tubing to

Mist

wet the surface with cleaning solution, moving from bottom to top. Let it soak briefly , then use the high pressure bottom. Keep the nozzle angled to the surface and at a distance determined to be best for the surface. If some soil remains, repeat the procedure, letting the chemical soak with

Protect solution it

dries.

rinse to “chisel” off the soil, moving from top to

little longer

a stronger

surfaces that might be damaged by the cleaning

or high pressure spray

. Stubborn soil can be cleaned of

, heated cleaning solution.

. Rinse the solution before

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