Graco Inc Hydra-Clean 800-639, Hydra-Clean 800-638, Hydra-Clean 800-690, Hydra-Clean 308-529, Hydra-Clean 2540 User Manual

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INSTRUCTIONS-PAR

This

manual contains

WARNINGS

AND

RET

and

AIN FOR REFERENCE

IMPORTANT

INSTRUCTIONS

READ

TS LIST

308–529

Rev

HYDRA-CLEAN Pressure W

HYDRA–CLEAN

P/N 800–638, Series A P/N 800–690, Series A

2500 psi (172 bar) OPERA

3000 psi (207 bar) MAXIMUM WORKING PRESSURE

HYDRA–CLEAN 3040, 1

P/N 800–639, Series A

3000 psi (207 bar) OPERA

3400 psi (234 bar) MAXIMUM WORKING PRESSURE

2540, 9 HP ENGINE

asher

TING PRESSURE

1 HP ENGINE

TING PRESSURE



2540, 3040

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 your body and cause extremely serious bodily injury including splashed damage.

NEVER

part of the body. spray

ALWAYS before

NEVER

body.

Be sure equipment safety devices are operating properly

can inject fluid through your skin and into

the

need for amputation. Also, fluid injected or

into the eyes or on the skin can cause serious

point the spray gun or wand at anyone or at any

NEVER

tip.

follow the Pressure Relief Procedure ,

cleaning or servicing any part of the sprayer

try to stop or deflect leaks with your hand or

before each use.

put hand or fingers over the

Medical Treatment

If any fluid appears to penetrate your skin, get

EMERGENCY MEDICAL TREA TMENT A T ONCE. DO NOT TREAT AS A SIMPLE CUT . Tell the doctor

exactly

what fluid was injected.

NOTE TO PHYSICIAN:

traumatic injury .

injury surgically as soon as possible.

It is important to treat the

Injection in the skin is a

Do 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

be advisable.

may

Pressure Relief Procedure

reduce the risk of serious bodily injection and splashing in the eyes or on the skin, always follow this procedure whenever you stop spraying for more than 10 minutes, when shutting

and before checking or repairing any part of the

down, system.

1. Engage

2. T

Remove the ignition cable from the spark plug.

Shut of

5. Disengage the trigger safety latch and trigger the

gun to relieve pressure, and then engage the trigger

6. Before long–term (overnight) storage or

transporting of the unit, disconnect the water supply

the trigger safety latch.

urn the sprayer of

f the water supply

safety latch again.

and turn of

f the fuel supply valve.

injury

, including fluid

Spray Gun Safety Devices

Be sure all gun safety devices are operating properly before each use. Do not remove or modify any part of the gun; this can cause a malfunction and result in serious

SAFETY LATCH: Whenever you stop spraying for a moment, or “safe” position, making the gun inoperative. Failure to triggering of the gun.

SPRAY TIP SAFETY : Use extreme caution when cleaning or changing spray tips. If a spray tip clogs while spraying, engage the gun safety latch immediately.

Procedure

bodily injury

always set the gun safety latch in the engaged

properly set the safety

and then remove the spray tip to clean it.

ALWAYS

latch can result in accidental

follow the Pressure Relief



308–529

EQUIPMENT MISUSE HAZARD

General Safety

Any misuse of the pressure washer or accessories, such as overpressurizing, modifying parts, using incompatible chemicals and fluids, or using worn or damaged fluid injection, splashing in the eyes or on the skin, or other serious bodily injury , fire, explosion or property damage.

NEVER

doing

CHECK

replace

ALWAYS

clothing. If using a chemical injector , read and follow the chemical manufacturer ’s literature for recommendations on additional protective equipment, such

parts, can cause them to rupture and result in

alter or modify any part of this equipment;

so could cause it to malfunction.

all spray equipment regularly and repair or

worn or damaged parts immediately

wear protective eyewear and appropriate

as a respirator

HOSE SAFETY

High

pressure fluid in the hoses can be very dangerous.

the hose develops a

kind of wear , damage or misuse, the high pressure

emitted from it can cause a fluid injection injury or

spray other

serious bodily injury or property damage.

ALL FLUID HOSES MUST HAVE STRAIN RELIEFS ON BOTH ENDS.

hose from kinks or bends at or close to the coupling,

can result in hose rupture.

which

TIGHTEN

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

all fluid connections securely before each

High pressure fluid can dislodge a loose coupling

leak, split or rupture due to any

The strain reliefs help protect the

System

This sure to withstand the maximum working pressure of this sprayer. pressure of any component or accessory used in the system.

Pressure

sprayer can develop high operating pressures. Be that all spray equipment and accessories are rated

DO NOT

exceed the maximum working

Chemical Compatibility

BE SURE

injector are compatible with the wetted parts of the hose, (inside back cover). Always read the chemical manufacturer’s this pressure washer

NEVER

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

NOT

with tape or any other device. A repaired hose cannot contain

HANDLE

pull

on hoses to move the pressure washer chemicals and temperatures above 200 _ F (93 _ C) or below –40_ F (–40_ C).

that all chemicals used in the chemical

gun, wand and tip, as given in the T

literature before using any chemical in

use a damaged hose. Before

try to recouple high

the high pressure fluid.

pressure hose or mend it

AND ROUTE HOSES CAREFULL

which are not compatible with the inner

cover of the hose.

DO NOT

expose

echnical Data

each use, check

Do not

. Do not

Graco hose to

use

tube

FUEL AND EMISSION HAZARDS

NEVER

The fuel used in this unit is combustible and when spilled on a hot surface can ignite and cause a fire.

ALWAYS

NEVER

exhaust contains carbon monoxide, a poisonous,

fill the fuel tank while the unit is

fill tank slowly to avoid spilling.

operate the unit in a closed building. The

running or hot.

odorless, invisible gas which can cause serious injury

death if inhaled.

NEVER

Tampering with this adjustment can damage the pressure

alter the throttle setting, which is factory set.

washer and will void the warranty

308–529

MOVING PARTS HAZARD

Moving parts can pinch or amputate fingers or other body parts. starting

NEVER

and interlocks installed and functioning. Follow the

KEEP CLEAR

or operating the pressure washer

operate the

pressure washer without all guards

of moving parts when

Pressure Relief Procedure before checking or servicing the pressure washer to prevent discharging

pressure fluid from the gun.

high

TERMS

WARNING: Alerts user to avoid or correct conditions

could cause bodily injury

that

CAUTION: Alerts user to avoid or correct conditions

could cause damage to the equipment.

that

NOTE: Identifies

helpful

procedures and information.

IMPORTANT

United

States Government safety standards have been adopted under the Occupational Safety and Health Act. These standards—particularly the General Standards, Part 1910, and the Construction Standards, Part 1926—should be consulted.

308–529

INSTALLATION

QUICK

COUPLER

SPRAY

GUN

QUICK

COUPLER

HIGH

PRESSURE HOSE

CONNECTION

Figure

INLET W

CONNECTION 3/4”

GARDEN HOSE

ATER

Check for Shipping Damage

Check

the unit for any

in shipping. Notify the carrier immediately if there is

damage.

any

damage that may have occurred

Set Up

you are using a downstream chemical injector

it between the pump unloader and the high pressure

using the quick couplers provided.

hose,

Connect the high pressure hose between the pump

and the gun inlet. Both of these connections are

outlet made

with quick couplers.

, install

CAUTION

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

used.

Install the appropriate spray tip on the wand. See Installing and Changing Spray Tips. If you are using a sandblaster instructions.

Longer hoses may af fect sprayer

and chemical injector

kit, see

its separate manual for installation

performance,

SPRAY

HOSE

Connect to Water Supply

CAUTION

Before attaching to the water supply, check your

plumbing code regarding cross–

local to the water supply . A backflow preventer , P/N 801–133, is available to prevent backflow of contaminated water into the fresh water supply .

it upstream from the pump.

Install

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 160 _ F (70_ C) inlet water temperature.

Connect the

water supply to the unit’

The

supply hose

long.

NOTE: The water source at the unit

at the garden hose connection.

a hose with at least a 3/4 inch (19

s 3/4 inch garden hose inlet.

should not be more than 50 ft (15 m)

minimum flow rate equal to that of the unit

echnical Data, inside back cover).

(see T

connection

mm) ID from

must

have a

308–529

STARTUP

Always use this startup procedure to ensure that the

is started safely and properly

unit

Check oil levels.

Engine: Add SAE 30 or 10W–30 weight detergent oil as necessary

Add SAE 20 or 30 weight non–detergent

Pump: as

necessary

NOTE: Some units are equipped with a low–oil

sensor falls below a certain level. If the unit stops unexpectedly, levels. refueled.

2. Check

fuel level.

that shuts the engine of

check both the oil and the fuel

Check the oil level each time the unit is

f if the oil level

WARNING

DO NOT

engine could cause a fire. Use only fresh, clean regular or unleaded gasoline. Close the fuel shutoff

3. T

refuel a hot engine. Refueling a hot

valve during refueling.

urn on the water supply

oil

If the engine is cold, completely close the engine choke. Grasp the starter rope, brace one foot on

pressure washer chassis and pull rope rapidly

the and

firmly

. Continue holding the rope as it returns.

Pull and return the rope until the engine starts. In

weather

cool for

10 to 30 seconds before opening it to keep the

engine running. Otherwise, open the choke as

as the engine starts.

soon

the engine is warm, leave the choke open, or just

partly

close it. Start the engine as described in the

preceding paragraph. When it starts, be sure to

the choke completely

open

, the choke may

have to be kept closed

CAUTION

recoil start engines, never let the starter rope

return by itself. It could jam the recoil system.

ALWAYS

whenever reduce eyes accidentally.

ALWAYS

8. avoid

engage the gun’ s trigger safety latch

you stop spraying, even for a moment, to

the risk of fluid injection or splashing in the

or on the skin if the gun is bumped or triggered

observe the following CAUTIONS to

costly damage to the pressure washer

CAUTION

Never

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

4. Trigger the gun until water sprays from the tip indicating

5. Open ignition On those units equipped with an ignition shutof f switch, put the switch in the “on” position and put the

Start the engine.

NOTE: For

turned on before operating.

that the air is purged from the system.

the fuel shutof

cable is pushed firmly onto the spark

throttle in the “run” position.

easier starting, have one person start the pressure washer while another person triggers

. Costly damage to the pump

f valve. Be sure the spark plug

the spray gun.

plug.

CAUTION

NOT

allow

the pressure washer to idle for more than 10 minutes. Doing so may cause the recirculating water to overheat and seriously damage will not be spraying or cleaning at least every 10 minutes. If heated inlet water is used, reduce this time further.

DO NOT

damage turned

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

DO NOT

may

9. See

the pump. T

run the pump dry , which will quickly

the pump. Be sure

on before starting the pump.

NOT

operate the pressure washer

or scratch the pump. Keep this screen clean.

pump caustic materials; such materials

corrode the pump components.

the chemical injector or sandblaster kit for detailed cleaning information if these accessories

urn of

are used.

f the pressure washer if it

the water supply is fully

with the inlet

manual

308–529

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