Simpson MSH3224 Instruction Manual

2- ENG

SAFETY GUIDELINES - DEFINITIONS

This manual contains information that is important for you to know and understand.
This information relates to protecting YOUR SAFETY and PREVENTING
EQUIPMENT PROBLEMS. To help you recognize this information, we use the
symbols below. Please read the manual and pay attention to these symbols.

DANGER: Indicates an imminently hazardous situation which, if not avoided,

will result in death or serious injury.

WARNING: Indicates a potentially hazardous situation which, if not avoided,

could result in death or serious injury.

CAUTION: Indicates a potentially hazardous situation which, if not avoided, may

result in minor or moderate injury.
NOTICE: Indicates a practice not related to personal injury which, if not avoided,

may result in property damage.

IMpORTANT SAFETY INSTRUCTIONS

DANGER: Carbon Monoxide. Using an engine indoors can kill you in
minutes. Engine exhaust contains high levels of carbon monoxide (CO), a
poisonous gas you cannot see or smell. You may be breathing CO even if you
do not smell engine exhaust.

• NEVER use an engine inside homes, garages, crawlspaces or other partly

enclosed areas. Deadly levels of carbon monoxide can build up in theseareas.

Usingafanoropeningwindowsanddoorsdoes NOTsupplyenoughfreshair.

• ONLY use outdoors and far away from open windows,doorsandvents.These

openingscanpullinengineexhaust.

• Evenwhentheengineisusedcorrectly,COmayleakintoyourhome.ALWAYS use

abattery-poweredorbatterybackupCOalarminyourhouse.Read and follow all

directions for CO alarm before using. Ifyoufeelsick,dizzyorweakatanytime,

move to fresh air immediately. See a doctor. You could have carbon monoxide

poisoning.

WARNING: Do not operate this unit until you read this instruction manual and
the engine instruction manual for safety, operation and maintenance instructions. If

you have any questions regarding the product, please contact our customer
service department at www.simpsoncleaning.com.

DANGER: Risk of injection or severe injury. Keep clear of nozzle. Do not
direct discharge stream at persons or live animals. This product is to be used
only by trained operators.

WARNING: This product and its exhaust contain chemicals known to the State

of California to cause cancer, birth defects or other reproductive harm. In addition,
some cleaning products and dust contain chemicals known to the State of
California to cause cancer, birth defects or other reproductive harm. Wash hands

after handling.

18- ENG

NOTE: Using pump guard helps provide proper lubrication to the internal seals of
the pump regardless of temperature or environment.

NOTICE: Risk of property damage. Use only SIMPSON

®

 / POWERWASHER®

PumpGuardorequivalent.Otherproductscouldbecorrosiveand/orcontainalco-

hol which may cause pump damage.

1. Turn off pressure washer and disconnect hoses from pump.

2. Unscrew bottle valve from Pump Guard bottle and remove seal.

3. Screw bottle valve back onto bottle.

4. Attach bottle to water inlet of pump.

5. Squeeze bottle to inject contents into pump.

6. With ignition switch off, simultaneously pull starter rope and squeeze bottle.

Repeat until protector fluid exits pump outlet. NOTE: This step may require
two people.

pRESSURE WASHER

1. Drain all water from high pressure hose and wrap it onto hose wrap.

2. Drain all water from the spray gun and wand by holding spray gun in a vertical
position with nozzle end pointing down and squeezing trigger. Store in gun
holder.

3. Wrap up and secure detergent siphon hose so it is protected from damage.

ACCESSORIES

DANGER: Risk of fluid injection. When using replacement spray wands or
guns with this pressure washer, DO NOT use a spray wand and/or spray gun/
wand combination that is shorter in length than what was provided with this
pressure washer as measured from the nozzle end of the wand to the gun
trigger.

NOTICE: The use of any other accessory not recommended for use with this tool

could be hazardous. Use only accessories rated equal to or greater than the rating
of the pressure washer.

SpECIFICATIONS

Model MSH3224

PSI Max* 3200 PSI
GPM Max* 2.4 gpm
High Pressure Hose 25 ft. (7.6 m)
Presure of Inlet Water 20–100 PSI
Inlet Water cold tap
Soap Consumption Rate 10% max

*RatedPressureandRatedWaterFlowiswithinmanufacturingtoleranceof

(+/- 10%).

In a continued commitment to improve quality, the manufacturer reserves the right
to make component changes, design changes, or specification changes when
necessary and without notice.

19 - ENG

SERvICE INFORMATION

Do not return this product to your retailer. Please contact our customer service
department at www.simpsoncleaning.com

LIMITED WARRANTY

90 DAY LIMITED WARRANTY ON pRODUCT COMpONENTS EXCLUDING pUMp

SIMPSON® warrants to the original purchaser that the wheels, gun, hose, wand, spray

nozzle(s) and other components of the

SIMPSON

®

pressure washer covered under this

warranty are free from defects in material and workmanship for 90 days from the date
of purchase.

ONE YEAR LIMITED WARRANTY ON pUMp AND FRAME

SIMPSON

®

warrants to the original purchaser that the pump of the SIMPSON

®

pressure washer covered under this warranty is free from manufacturer’s defects in
material and workmanship for one year from the date of purchase. The one year limited
warranty applies to the pump only.

SIMPSON

®

will repair or replace, at SIMPSON®'s option, products or components
which have failed within the above warranty periods. Service will be scheduled
according to the normal work flow and business hours at the service center location,

and the availability of replacement parts. All decisions of

SIMPSON

®

with regard to this

limited warranty shall be final.
This warranty gives you specific legal rights, and you may also have other rights which

vary from state to state.

ENGINE WARRANTY

The engine warranty is covered under the terms and conditions as outlined by the
engine manufacture’s warranty contained herein and is sole responsibility of the engine
manufacturer.

RESpONSIBILITY OF ORIGINAL pURCHASER (INITIAL USER):

• To process a warranty claim on your

SIMPSON

®

pressure washer, report the

concern to www.simpsoncleaning.com for authorization and direction to the
nearest authorized service centre in your area.

• Retainoriginalcashregistersalesreceiptasproofofpurchaseforwarrantywork.

• Usereasonablecareintheoperationandmaintenanceoftheproductasdescribed

in the Owners Manual(s).

THIS WARRANTY DOES NOT COvER:

• Merchandisesoldasreconditioned,usedas rentalequipment,orflooror display

models.

• Merchandisethathasbecomedamagedorinoperativebecauseofordinarywear,

misuse, cold, heat, rain, excessive humidity, water quality, freeze damage, use
of improper chemicals, negligence, accident, failure to operate the product in
accordance with the instructions provided in the Owners Manual(s) supplied with
the product, improper maintenance, the use of accessories or attachments not

recommended by

SIMPSON

®

, or unauthorized repair or alterations.

• Repairandtransportationcostsofmerchandisedeterminednottobedefective.

• Damage due to chemical deterioration, scale build up, rust, corrosion or

thermal expansion

20- ENG

• Costsassociatedwithassembly,requiredoil,adjustmentsorotherinstallationand

start-up costs.

• Expendablepartsoraccessoriessuppliedwiththeproductwhichareexpectedto

become inoperative or unusable after a reasonable period of use, including but not
limited to springs, nozzles, o-rings, washers, and similar accessories.

• Merchandisesoldby

SIMPSON

®

which has been manufactured by and identified

as the product of another company, such as gasoline engines. The product
manufacturer’s warranty, if any, will apply.

• ANY INCIDENTAL, INDIRECT OR CONSEQUENTIAL LOSS, DAMAGE,

OR EXPENSE THAT MAY RESULT FROM ANY DEFECT, FAILURE OR
MALFUNCTION OF THE PRODUCT IS NOT COVERED BY THIS WARRANTY.

Some states do not allow the exclusion or limitation of incidental or consequential
damages, so the above limitation or exclusion may not apply to you.

• IMPLIED WARRANTIES, INCLUDING THOSE OF MERCHANTABILITY OR

FITNESS FOR A PARTICULAR PURPOSE, ARE LIMITED TO ONE YEAR FROM
THE DATE OF ORIGINAL PURCHASE. Some states do not allow limitations on

how long an implied warranty lasts, so the above limitations may not apply to you.

TROUBLE SHOOTING GUIDE

OPERATIONAL
ISSUE

POSSIBLE CAUSE SOLUTION

Engine will
not start
(see Engine

Owner's
Manual for

further engine
troubleshooting)

No fuel Add fresh fuel
Pressure builds up after
two pulls on the recoil
starter or after initial use

Squeeze gun trigger to relieve
pres sure

Choke lever in the "No
Choke" position

Move choke to the "Choke"

po si tion
Spark plug wire not attached Attach spark plug wire
Engine switch in OFF
po si tion.

Place engine switch

in ON position.
Choke lever in the "Choke"
position on a "hot" engine
or an engine that has been
exposed to thermal heat
for a long period of time.

Move choke to the "No

Choke"

po si tion.

No or low
pressure
(initial use)

Spray wand not in
high pressure

See How to Use Spray

Wand instructions in the

Operation Section
Low water supply Water supply must be at

least 5 gpm @ 20 PSI
Leak at high pressure
hose fitting

Repair leak. Apply sealant

tape if necessary
Nozzle obstructed See Nozzle Cleaning

instructions in the

Maintenance section
Water filter screen clogged Remove and clean filter.

See Cleaning Water Inlet

Filter paragraph in the

Maintenance section for

the correct procedure

21 - ENG

OPERATIONAL
ISSUE

POSSIBLE CAUSE SOLUTION

No or low
pressure
(initial use)

Air in hose Turn off the engine, then the

water source. Disconnect

the water source from the

pump inlet and turn the water

source on to remove all air

from the hose. When there

is a steady stream of water

present, turn water source

off. Re- con nect water source

to pump inlet and turn on

wa ter source. Squeeze trigger

to re move re main ing air
Choke in the “Choke” position Move choke to the “No

Choke”

po si tion
High pressure hose is too long Use high pressure hose under

100 feet (30m)

Will not draw
chemicals

Spray wand not in
low pressure

See How to Use Spray

Wand paragraph in the

Operation Section
Chemical filter clogged Clean filter

Chemical screen not
in cleaning solution

Make sure end of

detergent siphon hose

is fully submerged into

cleaning solution
Chemical too thick Dilute chemical. Chemical

should be the same

consistency as water
Pressure hose is too long Lengthen water supply hose

instead of high pressure hose
Chemical build up in
chemical injector

Please contact our customer

service department at

www.simpsoncleaning.com

No or low
pressure
(after period of
normal use)

Worn seal or packing Please contact our customer

service department at

www.simpsoncleaning.com
Worn or obstructed valves Please contact our customer

service department at

www.simpsoncleaning.com
Worn unloader piston Please contact our customer

service department at

www.simpsoncleaning.com

Water leaking at
gun/spray wand
connection

Worn or torn o-ring Check and replace
Loose hose connection Tighten

22- ENG

OPERATIONAL
ISSUE

POSSIBLE CAUSE SOLUTION

Water leaking
at pump

Loose connections Tighten
Piston packings worn Please contact our customer

service department at
www.simpsoncleaning.com

Worn or torn o-ring Please contact our customer

service department at

www.simpsoncleaning.com
Pump head or tubes
damaged from freezing

Please contact our customer

service department at

www.simpsoncleaning.com

Pump pulsates Nozzle obstructed See Nozzle Cleaning

paragraph in the

Maintenance section for

the correct procedure