Generac Power Systems 1540-0 Manual de usuario

Pressure Washer Owner’s Manual

3500PSI

Model No. 1540-0 (3500 PSI High Pressure Washer) Manual No. 187702GS Revision 7 (03/04/2003)

Questions? Help is just a moment away!

Preguntas? La ayuda es justa un momento lejos!

Call: Generac Pressure Washer Helpline

Llame: Línea Directa del Lavador a Presión de Generac - 1-800-270-1408 M-F 8-5 CT

Web: www.generac-portables.com

Generac Portable Products is a licensed trademark of Briggs & Stratton Power Products.

Generac Portable Products es una marca registrada licenciada de Briggs & Stratton Power Products.

Generac Portable Products 3500 PSI Pressure Washer

TABLE OF CONTENTS

Safety Rules. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-4

Know Your Pressure Washer . . . . . . . . . . . . . . . . . . . . . . 5

Assembly. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-7

Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8-10

Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11

Maintenance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11-13

Storage. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13

Notes. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14

Troubleshooting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15

Replacement Parts. . . . . . . . . . . . . . . . . . . . . . . . . . . 16-17

Warranty . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Last Page

EQUIPMENT

DESCRIPTION

Read this manual carefully and become familiar

with your pressure washer. Know its

applications, its limitations and any hazards

involved.

Every effort has been made to ensure that information in

this manual is accurate and current. However, we reserve

the right to change, alter or otherwise improve the

product and this document at any time without prior

notice.

SAFETY RULES

This is the safety alert symbol. It is used to

alert you to potential personal injury

hazards. Obey all safety messages that follow

this symbol to avoid possible injury or death.

The safety alert symbol ( ) is used with a signal word

(DANGER, CAUTION, WARNING), a pictorial and/or a

safety message to alert you to hazards. DANGER

indicates a hazard which, if not avoided, will result in death

or serious injury. WARNING indicates a hazard which, if

not avoided, could result in death or serious injury.

CAUTION indicates a hazard which, if not avoided, might

result in minor or moderate injury. CAUTION, when

used without the alert symbol, indicates a situation that

could result in equipment damage. Follow safety messages

to avoid or reduce the risk of injury or death.

Hazard Symbols and Meanings

In the State of California a spark arrester is required by law

(Section 4442 of the California Public Resources Code).

Other states may have similar laws. Federal laws apply on

federal lands. If you equip the muffler with a spark arrester,

it must be maintained in effective working order.

The engine exhaust from this product contains

chemicals known to the State of California to cause

cancer, birth defects, or other reproductive harm.

WARNING

Fire Explosion

Toxic Fumes

Hot Surface

Moving Parts

Electrical Shock

Slippery Surface Fall

Kickback

Flying Objects

Fluid Injection

Generac Portable Products 3500 PSI Pressure Washer

• Keep water spray away from electric wiring or fatal electric

shock may result.

Spray contact with electrical wiring can result in

electrocution.

WARNING

• Operate pressure washer ONLY outdoors.

• Use a respirator or mask whenever there is a chance that

vapors may be inhaled.

• Read all instructions with mask so you are certain the mask will

provide the necessary protection against inhaling harmful vapors.

Running engine gives off carbon monoxide, an

odorless, colorless, poison gas.

Some chemicals or detergents may be harmful if

inhaled or ingested, causing severe nausea,

fainting or poisoning.

Breathing carbon monoxide will cause nausea,

fainting or death.

DANGER

• Keep spray nozzle between 8 to 24 inches away from cleaning

surface.

• Operate this unit on a stable surface.

• The cleaning area should have adequate slopes and drainage to

reduce the possibility of a fall due to slippery surfaces.

• Be extremely careful if you must use the pressure washer from

a ladder, scaffolding or any other relatively unstable location.

• Firmly grasp spray gun with both hands when using high

pressure spray to avoid injury if gun kicks back.

Use of pressure washer can create puddles and

slippery surfaces.

High pressure spray could cause you to fall if

you are too close to the cleaning surface.

WARNING

WHEN ADDING FUEL

• Turn pressure washer OFF and let it cool at least 2 minutes

before removing gas cap.

• Fill fuel tank outdoors.

• DO NOT overfill tank. Allow space for fuel expansion.

• Keep fuel away from sparks, open flames, pilot lights, heat, and

other ignition sources.

• DO NOT light a cigarette or smoke.

WHEN OPERATING EQUIPMENT

• DO NOT tip engine or equipment at angle which causes fuel

to spill.

• DO NOT spray flammable liquids.

WHEN TRANSPORTING OR REPAIRING EQUIPMENT

• Transport/repair with fuel tank EMPTY or with fuel shutoff

valve OFF.

WHEN STORING FUEL OR EQUIPMENT WITH FUEL

IN TANK

• Store away from furnaces, stoves, water heaters, clothes

dryers or other appliances that have pilot light or other

ignition source because they can ignite fuel vapors.

Fuel and its vapors are extremely flammable and

explosive.

Fire or explosion can cause severe burns or

death.

WARNING

• NEVER aim spray gun at people, animals or plants.

• DO NOT allow CHILDREN to operate pressure washer.

• NEVER repair high pressure hose. Replace it.

• Keep high pressure hose connected to pump and spray gun

while system is pressurized.

The high pressure stream of water that this

equipment produces can pierce skin and its

underlying tissues, leading to serious injury and

possible amputation.

WARNING

Generac Portable Products 3500 PSI Pressure Washer

• DO NOT tamper with governed speed.

• DO NOT operate pressure washer above rated pressure.

Excessively high or low operating speeds increase risk

of injury and damage to pressure washer.

CAUTION

WHEN ADJUSTING OR MAKING REPAIRS TO YOUR

PRESSURE WASHER

• Disconnect spark plug wire from spark plug and place wire

where it cannot contact spark plug.

Unintentional sparking can result in fire or

electric shock.

WARNING

• DO NOT point spray gun at glass when in jet spray mode.

• NEVER aim spray gun at plants.

High pressure spray may damage fragile items including

glass.

CAUTION

• DO NOT wear loose clothing, jewelry or anything that may

be caught in the starter or other rotating parts.

• Tie up long hair and remove jewelry.

Starter and other rotating parts can entangle

hands, hair, clothing, or accessories.

WARNING

• Always wear eye protection when using this equipment or in

vicinity of where equipment is in use.

High pressure spray can cause paint chips or

other particles to become airborne.

WARNING

• DO NOT secure spray gun in open position.

• DO NOT leave spray gun unattended while machine is

running.

• NEVER use a spray gun which does not have a trigger lock or

trigger guard in place and in working order.

• Always be certain spray gun, nozzles and accessories are

correctly attached.

A pressure washer produces a high pressure spray

which increases risk of injury and damage to unit.

CAUTION

• If you have questions about intended use, ask dealer or

contact Briggs & Stratton Power Products.

• NEVER operate units with broken or missing parts, or

without protective housing or covers.

• DO NOT by–pass any safety device on this machine.

• Before starting pressure washer in cold weather, check all

parts of the equipment to be sure ice has not formed there.

• NEVER move machine by pulling on high pressure hose. Use

handle provided on unit.

• Check fuel system for leaks or signs of deterioration, such as

chafed or spongy hose, loose or missing clamps, or damaged

tank or cap. Correct all defects before operating pressure

washer.

• This equipment is designed to be used with Briggs & Stratton

Power Products authorized parts ONLY. If equipment is used

with parts that DO NOT comply with minimum specifications,

user assumes all risks and liabilities.

Improper treatment of pressure washer can damage it

and shorten its life.

CAUTION

• DO NOT touch hot surfaces.

• Stay clear of exhaust gases.

• Allow equipment to cool before touching.

Running engines produce heat and hot exhaust

gases. Temperature of muffler and nearby areas

can reach or exceed 150°F (65°C).

Fire or severe burns can occur.

WARNING

Generac Portable Products 3500 PSI Pressure Washer

KNOW YOUR PRESSURE WASHER

Read this owner’s manual and safety rules before operating your pressure washer.

Compare the illustrations with your pressure washer to familiarize yourself with the locations of various controls and

adjustments. Save this manual for future reference.

Chemical Injection Siphon/Filter

Air Filter — Protects engine by filtering dust and debris out

of intake air.

Automatic Cool Down System — Cycles water through

pump when water reaches 125°-155°F. Warm water will

discharge from pump onto ground. This system prevents

internal pump damage.

Chemical Injection Siphon/Filter — Use to siphon

detergent or other pressure washer chemicals into the low

pressure stream.

Choke Lever — Prepares a cold engine for starting.

Fuel Valve — Used to turn fuel on and off to engine.

Fuel Tank — Fill tank with regular unleaded fuel. Always

leave room for fuel expansion.

High Pressure Hose — Connect one end to the water

pump and the other end to the spray gun.

High Pressure Outlet with Quick Connect— To connect

high pressure hose.

Nozzle Extension with Quick Connect — Allows you to

switch between five different spray tips.

Oil Fill Cap — Fill engine with oil here.

Pressure Control Knob — Varies the pressure of the high

pressure spray.

Pump — Develops high pressure.

Recoil Starter — Use for starting the engine manually.

Spray Gun — Controls the application of water onto

cleaning surface with trigger device. Includes safety latch.

Quick Connect Spray Tips — Chemical injection, 0°, 15°,

25°, and 40°: for various cleaning applications.

Throttle Lever—Sets engine in starting mode for recoil

starter and stops a running engine.

Water Inlet — Connect garden hose here.

Spray Gun

Nozzle Extension with

Quick Connect

High Pressure Hose

Throttle Lever

Choke Lever

Fuel Valve

Recoil Starter

(on front of engine)

Air Filter

Fuel Tank

Water Inlet

Pressure

Control Knob

Pump equipped with

Automatic Cool Down System

High Pressure Outlet

with Quick Connect

Oil Fill Cap

Quick Connect Spray Tips

Generac Portable Products 3500 PSI Pressure Washer

ASSEMBLY

IMPORTANT: Read entire owner’s manual before you

attempt to assemble or operate your new pressure washer.

Remove Pressure Washer From

Carton

• Remove the high pressure hose, handle, and parts box

included with pressure washer.

• Slice two corners at the end of carton from top to

bottom so the panel can be folded down flat, then

remove all packing material.

• Roll pressure washer out of carton.

Carton Contents

Items in the carton include:

• Main Unit

• High Pressure Hose

• Handle

• Accessory Box (includes the following):

• (2) Bottles of engine oil

• Owner’s registration card

• Safety goggles

• Bag containing 5 multi–colored quick connect

spray tips

• Maintenance kit

• Owner’s manual

• Engine manual

• Engine warranty card

• Emissions control warranty card

• Pump information sheet

• Spark arrester screen

• Spray gun with quick connect fitting

• Nozzle extension with quick connect fitting

• Handle hardware, including 4 carriage bolts and

4 flange nuts

If any of the above parts are missing or damaged, call the

pressure washer helpline at 1–800–270–1408.

PREPARING PRESSURE

WASHER FOR USE

If you have any problems with the assembly of your

pressure washer or if parts are missing or damaged, call the

pressure washer helpline at 1-800-270-1408.

To prepare your pressure washer for operation, you

will need to perform these tasks:

1. Fill out and send in registration card.

2. Attach handle to main unit.

3. Add oil to engine.

4. Add fuel to fuel tank.

5. Remove and discard tape from domed oil filler cap on

top of pump.

6. Connect high pressure hose to spray gun and pump.

7. Connect water supply to pump.

8. Connect nozzle extension to spray gun.

9. Select and install desired quick connect spray tip.

Attach Handle to the Pressure

Washer

Use either a 13mm or adjustable wrench to attach the

handle to the pressure washer.

To attach handle to the pressure washer:

1. Slowly tip pressure washer forward and let it gently

rest on front bumper.

2. Align holes on handle with holes on base.

3. Insert carriage bolts provided to hold handle in place

(Figure 1).

4. Secure handle to pressure washer using four provided

flange nuts.

5. Slowly tip pressure washer back in place and insert

multi–colored quick connect spray tips in spaces

provided in handle.

Figure 1 — Attach Handle to Pressure Washer

Generac Portable Products 3500 PSI Pressure Washer

Add Engine Oil and Fuel

• Place pressure washer on a level surface.

• Refer to engine owner’s manual and follow oil and fuel

recommendations and instructions.

NOTE: Check oil often during engine break–in. Refer to

engine owner’s manual for recommendations.

Connect Hose and Water Supply to

Pump

IMPORTANT: To avoid pump damage, you must

assemble the nozzle extension to the spray gun and attach

all hoses before you start the engine.

1. Remove and discard tape from domed oil filler cap on

top of pump.

2. Uncoil high pressure hose and attach quick connect end

of hose to base of spray gun (Figure 2). Pull down on

collar of quick connect, slide onto spray gun and let go

of collar. Tug on hose to be sure of a tight connection.

NOTE: Remove and discard all pump shipping caps before

attaching hoses.

3. Similarly, attach other end of high pressure hose to

high pressure outlet on pump. Pull down on collar of

quick connect, slide onto pump and let go of collar.

Pull on hose to be sure of a tight connection.

4. Before connecting garden hose to water inlet, inspect

inlet screen (Figure 3). Clean screen if it contains

debris, replace if damaged. DO NOT RUN PRESSURE

WASHER IF SCREEN IS DAMAGED.

5. Run water through garden hose for 30 seconds to

clean out any debris. Turn off water.

IMPORTANT: DO NOT siphon standing water for the

water supply. Use ONLY cold water (less than 100°F).

6. Connect garden hose (not to exceed 50 feet in length)

to water inlet.Tighten by hand (Figure 3).

7. Turn ON water and squeeze trigger on spray gun to

purge pump system of air and impurities.

Checklist Before Starting Engine

Review the unit’s assembly to confirm you have performed

all of the following:

1. Make sure handle is in place and secure.

2. Check that oil has been added to proper level in

engine crankcase.

3. Add proper fuel to fuel tank.

4. Check for properly attached hose connections.

Connect high

pressure hose

here.

Figure 2 — Connect High Pressure Hose to Spray Gun

CAUTION

• Refer to engine manual for oil and fuel fill information.

• Damage to equipment resulting from failure to follow this

instruction will void warranty.

Any attempt to crank or start the engine before it has

been properly filled with the recommended oil will result

in equipment failure.

Inspect inlet

screen. DO NOT

use if damaged;

clean if dirty.

Figure 3 — Connect Garden Hose to Water Inlet

CAUTION

• Damage to equipment resulting from failure to follow this

instruction will void warranty.

There MUST be at least ten feet of unrestricted garden

hose between the pressure washer inlet and any flow

shut off device, such as a ‘Y’ shut-off connector or other

convenience-type water shut-off valve.

• Always wear eye protection when using this equipment or in

vicinity of where equipment is in use.

• Before starting the pressure washer, be sure you are wearing

adequate eye protection.

High pressure spray can cause paint chips or

other particles to become airborne.

WARNING

Generac Portable Products 3500 PSI Pressure Washer

5. Check to make sure there are no kinks, cuts, or

damage to high pressure hose.

6. Provide a proper water supply (not to exceed 100°F)

at an adequate flow.

7. Be sure to read “Safety Rules” and “How To Use Your

Pressure Washer” before using the pressure washer.

HOW TO USE PRESSURE

WASHER

If you have any problems operating your pressure washer,

please call the pressure washer helpline at

1-800-270-1408.

How to Start Engine

The best way to start your pressure washer for the first

time is to follow these instructions step–by–step. This

starting information also applies if you have let the it sit idle

for at least a day.

1. Place pressure washer near an outside water source

capable of supplying water at a flow rate greater than

5.0 gallons per minute and no less than 20 PSI at

pressure washer end of garden hose.

2. Make sure unit is in a level position.

3. Check that high pressure hose is connected to spray

gun and pump. See “Preparing Pressure Washer for

Use” for illustrations.

4. Connect garden hose to water inlet on pressure

washer pump. Turn ON the water.

5. Squeeze trigger on gun until you have a steady stream

of water. This purges pump of air and impurities.

6. Attach nozzle extension to spray gun. Tighten by hand

(Figure 4).

7. Apply safety latch to spray gun trigger (Figure 5).

8. Select desired quick connect spray tip and insert it into

end of nozzle extension (see “How To Use Spray

Tips”).

9. Start engine according to instructions given in engine

owner’s manual.

NOTE: Always keep the Throttle Control lever in the

“Fast” position when operating the pressure washer.

How to Stop Pressure Washer

• Turn engine off according to instructions given in engine

owner’s manual.

•Squeeze trigger on the spray gun to relieve

pressure in the hose.

NOTE: A small amount of water will squirt out when you

release the pressure.

Figure 4 — Connect Nozzle Extension to Spray Gun

Safety Latch

Figure 5 — Spray Gun with Safety Latch Engaged

CAUTION

• Damage to equipment resulting from failure to follow this

instruction will void warranty.

DO NOT run the pump without the water supply

connected and turned on.

CAUTION

• Squeeze trigger on spray gun each time recoil starter is

pulled and engine fails to start.

Avoid injury from kickback.

Generac Portable Products 3500 PSI Pressure Washer

How to Use Spray Tips

The quick–connect on the nozzle extension allows you to

switch between several different spray tips. The spray tips

vary the spray pattern as shown below (Figure 6).

Follow these instructions to change spray tips:

1. Engage safety latch on spray gun.

2. Pull back collar on quick–connect and pull current

spray tip off. Store spray tips in space provided on

handles storage panel.

3. Select desired spray tip:

• For gentle rinse, select white 40° or green 25°

spray tip.

• To scour surface, select yellow 15° or red 0° spray

tip.

• To apply chemical, select black spray tip.

4. Pull back on collar, insert new spray tip and release collar.

Tug on spray tip to make sure it is securely in place.

5. For most effective cleaning, keep spray tip from 8 to

24 inches away from cleaning surface. If you get spray

tip too close, you may damage cleaning surface. DO

NOT get closer than 6 inches when cleaning tires.

Cleaning and Applying Chemical

IMPORTANT: Use soaps designed specifically for

pressure washers. Household detergents could damage

the pump.

To apply detergent follow these steps:

1. Review spray tip use.

2. Prepare detergent solution as required by

manufacturer.

3. Place small filter end of detergent siphoning tube into

detergent container.

4. Make sure black spray tip is installed.

NOTE: Detergent cannot be applied with the high

pressure spray tips (White, Green, Yellow, or Red).

• NEVER exchange spray tips without locking the safety latch

on the trigger.

A pressure washer produces a high pressure spray

which increases risk of injury and damage to unit.

CAUTION

White

40°

Green

25°

Black Yellow

15°

Red

0°

Low Pressure

Use to apply

chemical

High

Pressure

Figure 6 — Quick Connect Spray Tips

CAUTION

• Starting the engine without all the hoses connected and

without the water turned ON will damage the pump.

• Damage to equipment resulting from failure to follow this

instruction will void warranty.

You must attach all hoses before you start the engine.

CAUTION

• When inserting the filter into a detergent solution bottle,

route the tube so as to keep it from inadvertently contacting

the hot muffler.

Keep the chemical injection tube from coming in contact

with the hot muffler.

Generac Portable Products 3500 PSI Pressure Washer

5. Make sure garden hose is connected to water inlet.

Check that high pressure hose is connected to spray

gun and pump and start engine.

6. Apply detergent to a dry surface, starting at lower

portion of area to be washed and work upward, using

long, even, overlapping strokes.

7. Allow detergent to soak in between 3–5 minutes

before washing and rinsing. Reapply as needed to

prevent surface from drying. DO NOT allow detergent

to dry on (prevents streaking).

IMPORTANT: You must flush the chemical injection

system after each use by placing the filter into a bucket of

clean water, then run the pressure washer in low pressure

for 1-2 minutes.

Pressure Washer Rinsing

After you have applied detergent, scour the surface

and rinse it clean as follows:

1. Apply safety latch to spray gun.

2. Remove black chemical spray tip from nozzle

extension.

3. Select and install desired high pressure spray tip

following the instructions “How to Use Spray Tips”.

4. Increase (decrease) spray pressure by turning pressure

control knob clockwise (counterclockwise) (Figure 7).

Use lower pressure to wash items such as a car or

boat. Use higher pressure to strip paint and degrease

driveways.

5. Apply a high pressure spray to a small area and check

surface for damage. If no damage is found, assume it is

okay to continue rinsing.

6. Start at the top of the area to be rinsed, working

down with same overlapping strokes as you used for

cleaning.

Automatic Cool Down System

(Thermal Relief)

If you run the engine on your pressure washer for

3-5 minutes without pressing the trigger on the spray gun,

circulating water in the pump can reach temperatures

above 125°F. The system engages to cool the pump by

discharging the warm water onto the ground.

Pressure

Control

Knob

Figure 7 — Pressure Control Knob.

• Keep spray nozzle between 8 to 24 inches away from cleaning

surface.

• Operate this unit on a stable surface.

• Be extremely careful if you must use the pressure washer from

a ladder, scaffolding or any other relatively unstable location.

• Firmly grasp spray gun with both hands when using high

pressure spray to avoid injury if gun kicks back.

High pressure spray could cause you to fall if

you are too close to the cleaning surface.

WARNING

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