Generac Portable Products 1676-1 User manual

/
Model mayvary slightly
from that shown
Pressure Washer Owner's Manual
Questions? Help is just a moment away!
Call: Generac Pressure Washer Helpline - 1-800-270-1408 M-F 8_5 CT
Web: www.generac-portables.com or www.briggsandstratton.com
Model No. 1676-1 (2700 PSiPressure Washer) Manual No. 191295GS Revision0 (04/17/2002)

TABLE OF CONTENTS
SafetyRules.................................. 2-3
Know Your PressureWasher ...................... 4
Assembly.................................... 5-8
Operation .................................. 8-I1
Product Specifications........................... 12
Maintenance ............................... 12-14
Storage...................................... 14
Troubleshooting ............................... 15
Replacement Parts........................... 16-19
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.
Everyeffort hasbeen madeto ensure that informationin
this manualisaccurateand current However, Generac
reservesthe right to change,alter or otherwise improve the
)roduct andthis document at anytime without prior notice.
WARNING
The engine exhaust from this product contains
chemicals known to the State of California to cause
cancer, birth defects, or other reproductive harm.
the State of California a spark arrester isrequired by law
Section 4442 of the California PublicResourcesCode).
)ther states may havesimilar laws.Federal lawsapplyon
Federallands.If you equip the muffler with a spark arrestel
t must be maintained ineffective working order.
SAFETY RULES
The safety alert symbol (_.) isusedwith a signalword
(DANGER, CAUTION, WARNING), a pictorial and/or a
safety messageto alert you to hazards.DANGER
indicates a hazardwhich, ifnot avoided, will result in death
or serious injury.WARNING indicatesa hazardwhich, if
not avoided, couldresult 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 injuryor death.
WARNING
WHEN ADDING FUEL
Turnpressure washer OFF and let it cool at [east2 minutes
before removing gascap.
Fillfuel tank outdoors.
Do not overfill tank. Allow spacefor fuel expansion.
Keep gasoline awayfrom sparks, open flames, pilot lights, heat,
and other ignitionsources.
Do not lightacigarette or smoke.
eVHEN OPERATING EQUIPMENT
Do not tip engine or equipment at anglewhich causes
gasolineto spill
Do not sprayflammable liquids.
'HEN TRANSPORTING OR REPAIRING EQUIPMENT
Transport/repair with fuel tank EMPTY or with fuel shutoff
valve OrE
eVHEN STORING GASOLINE OR EQUIPMENT WITH
FUEL IN TANK
Store awayfrom furnaces, stoves, water heaters, clothes
dryers or other appliancesthat have pilot lightor other
ignitionsource becausethey can ignite gasolinevapors.
WARNING
Keepwater sprayawayfrom electricwiringor fatalelectric
shockmayresult.
WARNING
Never aim the spraygun at people, animalsor plants.
Do not allow CHILDREN to operate the pressure washer.
Never repair high pressure hose. Replaceit.
/2

,_ WARNING
Keepspray nozzle between 8 to 24 inches awayfrom cleaning
surface.
Beextremely careful if you must usethe pressure washer from
a [adder,scaffolding or any other relatively unstable location.
The cleaning area should have adequateslopes and drainage to
reduce the possibility of afail due to slippery surfaces.
Operate this unit on a stable surface.
,_ WARNING
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.
,_ WARNING
Always wear eye protection when you usethis equipment or
when you are in the vicinity where the equipment is in use.
,_ DANGER
Operate pressure washer ONLY outdoors.
Use a respirator or mask whenever there is a chance that
vapors may be inhaled.
Readall instructions with mask so you are certain the maskwi[[
provide the necessaryprotection againstinhalingharmful vapors.
,_ WARNING
Do not touch hot surfaces.
Allow equipment to cool before touching.
,_ WARNING
Disconnect the spark plug wire from the spark plug and place
the wire where it cannot contact spark plug.
,_ CAUTION
Do not tamper with governed speed.
Do not operate the pressurewasher abovethe rated pressure.
CAUTION
Do not point spray gun at glasswhen in the jet spray mode.
Never aim the spraygun at plants.
/3

KNOW YOUR PRESSURE WASHER
Read this owner's manual and safety rules before operating your high pressure washer.
Compare the illustrations with your high pressure washer to familiarize yourself with the locations of various controls and
adjustments. Save this manual for future reference.
SprayNozzles
Accessory Tray
Fuel Tank
Nozzle Extension with
Quick Connect
Throttle Lever
Choke Lever
J FuelValve
Recoil Starter
(on front of engine)
Air Filter
Spray Gun
Chemical Injection
Siphon/Fitter
Accessory Tray m Provides convenient storage for
standard and optional accessories, such as brushes, turbo
wands, ect.
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 Tank -- Fill tank with regular unleaded gasoline. Always
leave room for fuel expansion.
Fuel Valve -- Used to turn fuel on and off to engine.
High Pressure Hose (not shown) -- Connect one end to
the water pump and the other end to the spray gun.
Oit Fill Cap
/
High Pressure
Outlet
Pump equipped
with Automatic
Coot Down
System
High Pressure Outlet -- To connect high pressure hose.
Nozzle Extension with Quick Connect -- Allows you to
switch between four different spray nozzles.
Oil Fill Cap -- Fill engine with oil here.
Pump -- Develops high pressure.
Recoil Starter -- Use for starting the engine manually.
Safety Goggles (not shown) -- Always use the enclosed
goggles or other eye protection when running your
pressure washer.
Spray Gun -- Controls the application of water onto
cleaning surface with trigger device. Includes safety latch.
Spray Nozzles -- Chemical injection, 0°, 15 °, 25 °, and 40°:
for various high pressure cleaning applications.
Throttle Leve_Sets engine in starting mode for recoil
starter and stops a running engine.
Water Inlet -- Connect garden hose here.
/4

IMPORTANT: Readentire owner's manualbefore you
attempt to assembleor operate your new pressure washer.
REMOVE PRESSURE
WASHER FROM
CARTON
•Removethe parts bag packedwith pressure washer.
• Slicetwo corners at the end of carton from top to
bottom so the panel can be folded down fiat, then
remove all packing material.
• Roll pressure washer out of carton.
Carton Contents
Items in the carton include:
• Main Unit
SafetyGoggles
Handle
PlasticAccessory Tray
High Pressure Hose
SprayGun
Nozzle Extension with Quick Connect Fitting
Oit Bottle
Parts Bag(which includesthe following):
Owner's Manual
EngineManual
Owner's Registration Card
Quick Connect
Bagcontaining5 mult_olored Quick Connect Nozzles
MaintenanceKit
Handle FasteningHardware Kit (which includes):
Carriage Bolt
"L" Bolt
PlasticKnobs (2)
"J" Hook
Chemical Hose Clip
SelfTappingScrews(5)
If any of the above parts are missingor damaged,call the
pressure washer helpline at 1-800-270-1408.
PREPARING PRESSURE
WASHER FOR USE
If you haveanyproblems with the assemblyof your
pressure washer or if parts are missingor 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:
•Fitl out and sendin registration card.
• Attach accessorytray to handle, then attach handle to
main unit.
Add oil to engine crankcase.
Add fuel to fuel tank.
Connect high pressure hoseto spraygun and pump.
Connect water supply to pump.
Attach nozzle extension to spray gun.
Select/attach quick connect nozzle to nozzle extension.
Attach Handle and Accessory Tray
NOTE: Alt assemblyoperations given in this section will
be described from the perspective of assemblingthe
pressure washer from the rear.
• Slidethe plastic accessory tray onto the handleand align
the holes in the accessorytray with the holes on the
handle (Figure I).
/5

•Secure tray to handle with self tapping screws usinga
#2 phillips screwdriver. Ensurescrews are tight but not
crushing the plastic accessory tray.
• Placethe handleassemblyonto the handle supports
connected to the main unit. Make sure the holes in the
handle alignwith the holes on the handle supports
(Figure 2).
Atig
Handle
Supports
NOTE: It may be necessaryto move the handle supports
from sideto side in order to align the handle so it will slide
over the handle supports.
• Insert the "L" bolt through the hole on the left side of
the handle (viewing from handle side of unit) and attach
the plastic knob. Tighten the knob by hand (Figure 3).
: .
y-.
•Insertthe carriage bolt through the right side holefrom
the outside of the unit and attach a plastic knob from the
inside of the unit (viewing unit from the handle side).
Tighten by hand (Figure 3).
• Insert the "J"hook into the second from the left slot in
the accessorytray (Figure 4).
• Pinchthe chemical hose andslide it into the metal clip as
shown in Figure5.
•Tilt the unit up by the handle and attach the metal clip to
the rib on the center undersideof the accessory tray
(Figure 6). Slide the chemical hosethrough the metal clip
so that it is tight but not kinked.
Add Engine Oil
IMPORTANT: Any attempt to crank or start the engine
before it hasbeen properly serviced with the
recommended oil may result in an engine failure.
• Placepressure washer on a levelsurface.
• Refer to the engineowners manualto add recommended
oil to engine.
NOTE: Check oil often during engine break-in. Refer to
engine owner's manualfor recommendations.
Add Gasoline
_IL WARNING! Never fillfuel tank indoors. Never
fillfuel tank when engine is running or hot. Do Not
smoke whenfilling fuel tank.
/6

,_ WARNING! Never fill fuel tank completely full.
Provide spacefor fuel expansion.Wipe awayanyfuel
spillagefrom engine and equipment before starting.
• Use fresh,cleanunleadedautomotive gasolineand store in
approved, clean, covered containers. Use cleanfill
funnels. Never use"stale" gasoline leftover from last
season or gasolinestored for longperiods.
• Clean areaaround fuel fillcap, remove cap.
• Slowly add "UNLEADED" regular gasoline to fuel tank.
Use a funnel to prevent spillage.Slowly fill tank to about
1.5"below the bottom of the filler neck (Figure7).
•Attach the end ofthe hose to the baseof the spray gun
(Figure8). Pull down on the collar of the quick connect,
slidefittinginto the pump and let go of collar. Pull on
hose to be sure of a tight connection.
NOTE: The quick connect is shown connecting the high
pressure hoseto the spraygun.If you choose to usethe
quick connect for the hose to pump connection, follow the
samedirections to attach quick connect from hoseto pump.
• Attach the other endof the highpressurehoseto the high
pressureoutleton the pump (Figure9).Tighten by hand.
Fuel
•Install fuel cap and wipe up any spilled gasoline.
Connect Hose and Water Supply to
Pump
IMPORTANT: You must assemblethe nozzle extension
and attach all hoses before you start the engine. Starting
engine without all hoses connected and water supplied will
damagethe pump.
NOTE: Your pressure washer comes with a quick connect
that you can useto attach the high pressure hose to either
the spraygun or pump.
• Uncoil the high pressure hoseand attachthe femalequick
connect to one end of the hose. Attach the malequick
connect to the gun (Figure8).
• Before you connect your garden hose to the water inlet,
inspect the inlet screen (Figure 10).Clean the screen if it
contains debris, replace it if it isdamaged. DO NOT
RUN THE PRESSUREWASHER IF THE SCREENIS
DAMAGED. NEVER SIPHON INLETWATER.
screen, Do
Not use if
damaged, clean
if dirty.
• Run water through the garden hosefor 30 secondsto
cleanout any debris. Turn off water.
• Connect the garden hoseto the water inlet. Tighten by
hand (Figure 10).
CAUTION! There MUST be at least ten feet of
unrestricted garden hose between the pressure washer
inlet and anyflow shut off device, such as a 'Y' shut-off
connector or other convenience-type water shut-off valve.
Damageto pressure washer resulting from disregarding this
caution will not be covered by the warranty.
• Turn ON the water and squeeze the trigger on the spray
gun to purge the pump system of air and impurities.
_AUTION! Before starting the pressure washer,
be sure you are wearing adequateeye protection.
/7

Checklist Before Starting Engine
Reviewthe unit's assemblyto confirm you have performed
all of the following:
• Make sure the handle is in place and secure.
• Check that oil hasbeen added to the proper level in the
engine crankcase.
• Add the proper gasolineto fuel tank.
• Check for properly attached hoseconnections.
• Check to make sure that there are no kinks, cuts, or
damageto the high pressure hose.
• Provide a proper water supply at an adequate flow.
• Be sure to read "Safety Rules" and "How To Use Your
PressureWasher" before usingthe pressure washer.
HOW TO USE YOUR
PRESSURE WASH ER
If you haveanyproblems operating your pressurewasher,
pleasecall the pressure washer helpline at 1-800-270-1408.
To Start Your Pressure Washer
To start your pressure washer for the first time, follow
these instructions step-by-step. This starting information
also applies if you havelet the pressure washer sit idle for
at least a day.
• Placethe pressure washer in an area close enough to an
outside water source capableof supplying water at a flow
rate greater than 2.8gallons per minute.
• Check that the high pressure hose is connected to the
spray gun and to the pump. See"Preparing Pressure
Washer for Use" for illustrations.
• Make sure unit is in a level position.
• Connect the garden hose to the water inleton the
pressure washer pump. Turn ON the water.
CAUTION! Do Not run the pump without the water
supply connected and turned on. You must follow this
caution or the pump will be damaged.
• Squeezethe trigger on the gun until you havea steady
stream of water. This purges the pump of air and
impurities.
• Attach the nozzle extension to the spray gun (Figure I I).
Tighten by hand.
Choose the nozzle you want to use and insertit intothe
nozzle extension. See "How to Use the Nozzles" on
page I0.
• Engagethe safetylatch to the spraygun trigger (Figure 12).
SafetyLatch
• Rotate the fuel shut-off valve to the "On" position (fully
counter-clockwise) (Figure 13).
"On" position
• Move the throttle leverto "Fast" position, shown on
engine asa rabbit (Figure 14).
• Move the choke leverto the "Choke" position
(Figure 15).
/fl

NOTE: For awarm engine,be sure the choke lever is in
the "Run" position.
•Grasp the unit's handle with your left hand.Pull the
starter grip lightlywith your right hand until you feel
some resistance,then pull briskly.
• Return the starter grip handle slowly. Do Not let rope
"snap back" against starter.
• When engine starts, slowly move choke lever to the
"Run" position. If engine falters, move choke lever to
the "Choke" position, then to the "Run" position.
• If engine fails to start after six pulls, move choke lever to
the "Run" position. If enginefires, but does not continue
to run, move choke lever to the "Choke" position, then
to the "Run" position.
NOTE: If the recoil starter is hard to pull, it may be
necessary to squeezethe gun trigger to relieve internal
pump pressure.
How to Stop Your Pressure Washer
• Move throttle lever to "Stop" position.
• Turn the fuel shut-offvalve to the "Off' position (fully
clockwise).
•Squeeze trigger on the spray gun to relieve
pressure in the hose.
NOTE: A small amount of water will squirt out when you
releasethe pressure.
How to Use Accessory Tray
The unit isequipped with an accessory tray with placesto
store your nozzle extension and quick connect nozzles, and
slots to hold the cleaningsolution bottle and the detergent
siphoning filter. There are also two hooks at the ends of
the handle to hold your spraygun and high pressure hose.
NOTE: The extra holes in the tray are for storing a brush
and a turbo wand. The brush and turbo wand are NOT
includedwith your pressure washer.You can buy these
items as optional accessories.
• Placethe nozzle extension through the holeon the
accessorytray, asshownin Figure16.
• Hangyour chemicalsolution bottle on the "J" hook and
placethe detergent siphoning filter in the lastslot on the
left (Figure 16).
• Placethe spraygun on the hook attached to the
accessorytray on the right sideof the unit (Figure 16).
• Hangthe high pressure hose on the hook attached to
the accessorytray on the left side of the unitas shown
on page4.
/9

How to Use the Nozzles
_iL CAUTION! Never exchange nozzleswithout
lockingthe safety latch on the trigger.
The quick-connect on the nozzle extension allows you to
switch between five different nozzles.The nozzlesvarythe
spray pattern asshown below (Figure 17).
Follow these instructions to change nozzles:
•Engagethe safety latch on the spray gun.
•Putl back the collar on the quick-connect and pull the
current nozzle off. Store the nozzle in the space
provided on the handlesstorage panel.
NOTE: For a more gentle rinse, select the white 40° or
green 25°nozzle. To scour the surface, select the yellow
15°or red 0° nozzle. To apply chemical, select the black
nozzle.
• Putlback on the collar,insertthe new nozzle and release
the collar. Tugon the nozzle to make sure it issecurely
in place.
• For most effective cleaning, keepthe spray nozzle
between 8 to 24 inchesaway from the cleaningsurface. If
you get the spray nozzle too close, you may damagethe
cleaningsurface.
Cleaning and Applying Chemical
CAUTION! You must attach all hoses before you
start the engine. Starting the engine without all the hoses
connected and without the water turned ON witldamage
the pump.
IMPORTANT: Use soaps designed specifically for
pressure washers. Household detergents could damage
the pump.
To apply detergent follow these steps:
•Reviewthe useof the nozzles.
• Prepare the detergent solution as required by the
manufacturer.
• Hangthe detergent solution on the "J" hook attached to
the accessory tray, asshown in Figure 18.
Low Pressure
Black
High Pressure
Y
White Green Yellow Red
40°25°15° 0°
/I0

• Placethe small filter end of the detergent siphoning tube
into the detergent container.
CAUTION! Keep the chemical injection tube from
coming in contact with the hot muffler.
• Make sure the black nozzle is installed.
NOTE: Detergent cannot be applied with the high
pressure nozzles(White, Green, Yellow, or Red).
• Make sure the garden hose is connected to the water
inlet.Check that the high pressure hose is connected to
the spraygun and the pump and start the engine.
• Apply the detergent to a dry surface, starting at lower
portion of area to be washed and work upward, using
long,even, overlapping strokes.
• Allow the detergent to soak in between 3-5 minutes
before washing and rinsing. Reapplyas needed to prevent
surface from drying. Do Not allow the detergent to dry
on (prevents streaking).
IMPORTANT: You must flush the chemical injection
system after each use by placingthe filter into a bucket of
clean water, then run the pressure washer in low pressure
for I-2 minutes.
Pressure Washer Rinsing
AARNING! Be extremely careful if you must
usethe pressure washer from a ladder,scaffolding
or anyother relatively unstable location.Hose
water pressure builds asyou climb. When you press
the trigger, the recoil from the initialspray canbe
very strong. The high pressure spray could cause
you to fall ifyou are too close to the cleaning
surface.
Wash and Rinse Surface
This pressure washer permits regulation of output water
pressure byvarying the engine speed and by turning the
pressure control knob on the pump. The Pressure
Command TM lever found on the front of the engine may be
set, asshown in Figure 19:
Pressure Low to High
Duty Light Medium Heavy
Application Auto Concrete Paint removal
Boat Driveway Degreasing
Furniture Deck
•Increaseor decrease spray pressure by turning the
pressure control knob counterclockwise or clockwise
respectively (Figure 20).
After you have applied detergent, scour the surface
and rinse it clean as follows:
• Apply safety latch to spray gun.
• Remove the black chemical nozzle from the nozzle
extension.
• Select and installthe desired high pressure nozzle
following the instructions"How to Use the Nozzles" on
page 10.
•Keepthe spray gun a safedistance from the area you
plan to spray.
• Adjust Pressure CommandTM lever and pressure control
knob to obtain desired water pressure.
• Apply a high pressure spray to a small area and then
check the surface for damage.If no damageisfound, you
can assumeit isokay to continue rinsing.
• Start at the top of the area to be rinsed, working down
with same overlapping strokes asyou usedfor cleaning.
Automatic Cool Down System
(Thermal Relief)
If you run the engine on your pressure washer for
3-5 minutes without pressingthe trigger on the spray gun,
circulating water in the pump can reach a temperature
between 125°-155°E At this temperature, the system
engagesand cools the pump by discharging the warm
water onto the ground. This system prevents internal
damageto the pump.
/II

SPECIFICATIONS
Rated Pressure ..... 2,700 psi
Flow Rate .......... 2.5 gallonsper minute (gpm)
Detergent .......... Use detergent approved for
pressure washers
Water Supply Temp Not to Exceed 100°F
Automatic Cool Will cycle when water
Down System ....... reaches 125%155°F
Shipping Weight .... 91 lbs.
GENERAL MAINTENANCE
RECOMMENDATIONS
The pressure washer warranty does not cover items that have
been subjected to operator abuse or negligence. Toreceive
full value from the warranty, the operator must maintain the
high pressure washer as instructed in this manual.
• Some adjustments will need to be made periodically to
properly maintain your high pressure washer. Check the
spray gun and adjustable nozzle extension assembly for wear.
•All maintenance in this manual and the engine owner's
manual should be made at {east once each season.
• Once a year you should clean or replace the spark plug,
clean or replace the air filter. A new spark plug and dean
air filter assure proper fue]-alr mixture and help your
engine run better and last longer. Please refer to your
engine owner's manual for more details.
BEFORE EACH USE
•Check engineoit level.
Check water inlet screen for damage.
Check in-line filter for damage.
Check high pressure hose for leaks.
Check detergent siphoning tube and filter for damage.
Check spraygun and nozzle extension assemblyfor leaks.
Rinseout garden hoseto flush out debris before
connecting to pressure washer.
PRESSURE WASH ER
MAINTENANCE
Check and Clean Inlet Screen
Examine the screen on the water inlet. Clean it ifthe
screen isclogged or replace it if screen isdamaged.
Check High Pressure Hose
The high pressure hose can develop leaksfrom wear,
kinking, or abuse.Inspectthe hose eachtime before using
it. Check for cuts, leaks,abrasions or bulging of cover,
damageor movement of couplings. If anyof these
conditions exist, replacethe hose immediately.
_hL CAUTION! Water spraying from a leakis
capableof injectingmaterial intoskin. Inspecthose
each time before using it_Never repair a high
pressure hose. Replace it with another hose that
exceeds the maximum pressure rating of your
pressure washer.
Check Detergent Siphoning Tube
Examine the filter on the detergent tube and clean if
clogged. The tube should fit tightly on the barbed fitting.
Examine the tube for leaks or tears. Replacethe filter or
tube if either isdamaged.
Cleaning Detergent Siphoning Tube
If you usedthe detergent siphoning tube, you must flush it
with clean water before stopping the engine.
• Placethe chemical injectionsiphon/filter in a bucket futl
of cleanwater.
• Attach the black low pressure nozzle.
• Flushfor I-2 minutes.
• Shut off the engine.
IMPORTANT: Simply shutting OFF engine will not
release pressure in the system. When the engine has
shut down, squeeze the trigger on the spray gun to
relieve the pressure in the hose.
/12

Check Gun and Nozzle Extension
Examinethe hose connection to the spray gun and make
sure it issecure.Test the trigger by pressing it and making
sure it "springs back" into placewhen you release it. Put
the safety latchin the ON position and test the trigger. You
should not be able to press the trigger.
Check In-Line Filter
Refer to Figure 21 and service the in-linefilter if it
becomes clogged, asfollows:
_III"_RPJ i_ _L_'l IEl_;fl_
Filter Screen
I.
2.
.
Nozzle Extension
Detach spray gun and nozzle extension from high
pressure hose. Detach nozzle extension from spray
gun and remove o-ring and screen from nozzle
extension. Flush the screen, spray gun, and adjustable
nozzle extension with clean water to clear debris.
If the screen is damaged, the o-ring kit contains a
replacement in-line filter screen and an o-ring. If
undamaged, reuse screen.
Place the in-line filter screen into the threaded end of
the nozzle extension. Direction does not matter. Push
the screen in with the eraser end of a pencil until it
rests flat at the bottom of the opening. Take care to
not bend the screen.
4. Placethe o-ring intothe recess.Pushthe o-ring snugly
againstthe in-line filter screen.
5. Assemble the nozzle extension to the spraygun, as
described earlier in this manual.
Purge Pump of Air and
Contaminants
To remove air from the pump, follow these steps:
• Set up the pressure washer asdescribed in "Preparing
PressureWasher For Use". Connect the water supply
and turn water on.
• Pullthe trigger on the spraygun and hold.
• When the water supply is steady and constant, engage
the safety latch.
To remove contaminants from the pump, follow
these steps:
• Set up the pressure washer as described in "Preparing
Pressure Washer For Use". Connect the water supply
and turn water on.
• Start the engine according to instructionsin "To Start
Your Pressure Washer".
• Remove nozzle extension from spray gun.
• Squeeze the trigger on the spray gun and hold.
• When the water supply is steady and constant, engage
the safety latch and reattach the nozzle extension.
Nozzle Maintenance
A pulsingsensation felt while squeezingthe spraygun
trigger may be caused by excessivepump pressure. The
principal cause of excessivepump pressure is a nozzle
cloggedor restricted with foreign materials, such asdirt,
etc. To correct the problem, immediately cleanthe nozzle
usingthe tools included with your pressure washer and
follow these instructions:
I. Shut off the engineand turn off the water supply.
2. Remove the nozzle from the end of the nozzle
extension (Figure 22).
to remove
debris.
3. Remove the in-line filter from the other end of the
nozzle extension.
4. Use the wire included in the kit (or a small paper clip)
to free any foreign material clogging or restricting the
nozzle (Figure 22).
5. Using a garden hose, remove additional debris by back
flushing water through the nozzle extension
(Figure 23). Back flush between 30 to 60 seconds.
i13

6. Reinstall the nozzle and in-line filter into the nozzle
extension. Do Not overtighten the nozzle with the
allen wrench.
7. Reconnect the nozzle extension to the spray gun.
8. Reconnect the water supply, turn on the water, and
start the engine.
9. Test the pressure washer by operating with each of the
Quick Connect nozzles.
O-Ring Maintenance
Through the normal operation of your pressure washer,
o-rings, which keep the connections of the hoses and spray
gun tight and leak-free, may become worn or damaged.
Provided with your pressure washer is an O-Ring
MaintenanceKit which includes replacement o-rings,
rubber washer and water inlet filter. Refer to the
instruction sheet provided in the kit to service your unit's
o-rings. Note that not all of the parts in the kit will be used
on your unit-
To remove a worn or damaged o-ring:
•Use a small flathead screwdriver to get underneath the
o-ring and pry it off.
ENGINE MAINTENANCE
See the engine owner's manual for instructions on how to
properly maintain the engine.
,i_ CAUTION! Avoid prolonged or repeated skin
contact with usedmotor oil. Used motor oil has
been shown to cause skin cancer in certain
laboratory animals.Thoroughly wash exposed areas
with soap and water.
KEEPOUT OF REACH OF CHILDREN. DON'T
POLLUTE. CONSERVERESOURCES.RETURN
USED OIL TO COLLECTION CENTERS.
PREPARING THE UNIT
FOR STORAGE
Water should not remain inthe unit for long periods of
time. Sedimentsor minerals candeposit on pump parts and
"freeze" pump action. If you do not plan to usethe pressure
washer for more than 30 days,follow this procedure:
I. Flush detergent siphoning tube by placingthe filter into
a pail of clean water while running pressure washer in
low pressure mode. Flushfor one to two minutes.
2. Shut off the engineand let it cool, then remove high
pressure and gardenhoses.Disconnect spark plug wire
from spark plug.
3. Empty the pump of liquids by pulling the engine recoil
handle about 6 times. This should remove most of the
liquid inthe pump.
4. Use Generac brand pump saver to prevent corrosion
build up andfreezing of pump.
5. Store unit in a clean, dry area.
Protecting the Pump
To protect the pump from damagecaused by mineral
deposits or freezing, usethe Generac PumpSaverto treat
pump. This prevents freeze damageand lubricates pistons
and seals.
NOTE: Generac PumpSaver,model number 01559,is
availableasanoptional accessory.It isnot includedwith the
pressurewasher.
CAUTION! You must protect your unit from freezing
temperatures. Failure to do so will permanently damage
your pump and render your unit inoperable. Freeze damage
is not covered under warranty.
_CAUTION! Read and follow all cautions and
warnings on the PumpSaver can label. Always wear
eye protection when using PumpSaver.
To use PumpSaver, make sure the pressure washer is
turned off and disconnected from supply water. Read and
follow all instructions and warnings given on the PumpSaver
container.
NOTE: PumpSaver will drip from pump after treatment
and will stain wood and concrete.
NOTE: If PumpSaver is not available, draw RV antifreeze
(non-alcohol) into the pump by pouring the solution into a
3-foot section of garden hose connected to inlet adapter
and pulling recoil handle twice.
STORING THE ENGINE
See the engine owner's manual for instructions on how to
properly prepare the engine for storage.
I14

TROUBLESHOOTING
Problem
Pump has following
problems: failure to produce
pressure, erratic pressure,
chattering, loss of pressure,
low water volume.
Detergent fails to mix with
spray.
Cause
I. Low pressure nozzle installed.
2. Water inletisblocked.
3. Inadequatewater supply.
4. Inlet hose iskinked or leaking.
5. Clogged inlet hose strainer.
6. Water supply isover 100°F.
7. High pressure hose is blocked or
leaks.
8. Gun leaks.
9. Nozzle is obstructed.
10. Pump isfaulty.
I. Detergent siphoning tube isnot
submerged.
2. Chemical filter isclogged.
3. Dirty in-line filter.
4. Low pressure nozzle installed.
Engine runs good at no-load Engine speed istoo slow.
but "bogs" when load is
added.
Engine will not start; or
starts and runs rough.
Engine shuts down during
operation.
Engine lacks power.
Engine "hunts" or falters.
I. Fuelvalveisin the "Off' position.
2. Low oil level.
3. Dirty air cleaner.
4. Out of gasoline.
5. Stalegasoline.
6. Sparkplug wire not connected to
spark plug.
7. Badspark plug.
8. Water ingasoline.
9. Overchoking.
10. Excessivelyrich fuel mixture.
II. Intake valve stuck open or closed.
12. Engine has lost compression.
Out of gasoline.
Dirty air filter.
Choke is opened too soon.
Correction
I. Replacenozzle with high pressure
nozzle.
2. Clear inlet.
3. Provide adequatewater flow.
4. Straighten inlethose, patch leak.
5. Check and clean inlethose strainer.
6. Provide cooler water supply.
7. Clear blocks in outlet hose.
8. Replacegun.
9. Clean nozzle.
10. Contact Generac service facility.
I. Insertdetergent siphoning tube into
detergent.
2. Cleanor replace fitter/detergent
siphoningtube.
3. See"Check In-LineFilter" on page 12.
4. Replacenozzle with high pressure
nozzle.
Move throttle control to FASTposition. If
enginestill "bogs down", contact Briggsand
Stratton servicefacility.
I. Turn fuel valveto the "On" position.
2. Fill crankcaseto proper level.
3. Cleanor replace air cleaner.
4. Fillfuel tank.
5. Drain gastank; fill with fresh fuel.
6. Connect wire to spark plug.
7. Replacespark plug.
8. Drain gastank; fill with fresh fuel.
9. Open choke fully andcrank engine.
10. Contact Briggsand Stratton service
facility.
I I. Contact Briggsand Stratton service
facility.
12. Contact Briggsand Stratton service
facility.
Fillfuel tank.
Replace air filter.
Move choke to halfway position until
engine runs smoothly.
/15

_ r 3
EXPLODED VIEW --- UNIT
11
19
/16

PARTS LIST--- UNIT
Item Part #
I 190185GS
2 AI87602GS
3 AI90156GS
4 30809GS
5 27007GS
6 71693GS
7 188194GS
8 B4966GS
9 190147GS
I0 190668GS
II 187918GS
12 187916GS
13 187952GS
14 187915GS
15 B1288GS
17 67989GS
18 21217GS
19 AI041GS
20 AI040DGS
21 95519GS
22 B4148EGS
23 21424GS
24 95518GS
25 191295GS
26 B3297GS
27 185877GS
28 190717GS
29 48031GGS
30 190862GS
31 87815GS
33 BB3061BGS
34 97837GS
35 B4224GS
36 B3858GS
37 190049GS
900 NSP
Qty.
I
I
I
5
2
2
2
2
2
8
4
Description
DECALS/BILLBOARD, 1676-0
HANDLE, Powder Coat Red
BASE
GROMMET, Rubber
MOUNT, Donut Type Vibration
WASHER, Flat
BLIND RIVET
ASSEMBLY,Tire & Wheel
PUSHNUT
KIT, Handle Fastener
DECAL, Quick Reference
DECAL, Start Instructions
DECAL, Cool Down System
DECAL, Warning/Danger
TAG, Breather Cap
NUT, FlangeSerrated
MOUNT, Rubber Shock
FILTER,Chemical Hose
HOSE, Chemical Clear
QUICK CONNECT, Wand End
ASSEMBLY,Pump (seepages 18-19)
CONNECTOR, Garden Hose
QUICK CONNECT
MANUAL, Owners
MANUAL, Engine
HOSE
KIT, Nozzles
CLAMP, Hose
KIT, Maintenance
GOGGLES, Safety
OIL
O-RING, Hi Pressure
SCREEN,Gun Inlet
EXTENSION
GUN, High Pressure
ENGINE
/17

_ r 3
EXPLODED VIEW 1PUMP
31
L
5o
4
45 49
61
/
57
37 41
13
lG
12
37
45
16
16
17
56 t7
/18

PARTS LIST--- PUMP
Item Part #
IB2218GS
2 B2260GS
3 B2217GS
4 B2261BGS
5 96400GS
6 99735GS
7 93790GS
8 40945GS
9 93652GS
10 95416GS
I I 93876GS
12 A2069GS
13 93644GS
14 96053GS
15 96015GS
16 B2665GS
17 A2013GS
18 97840GS
19 97841GS
20 A1320GS
21 93680GS
22 94944GS
23 99427GS
24 191315GS
2 ......
3 ......
4 ......
S ......
6 ......
7 ......
8 ......
12 ......
16 ......
17 ......
21 ......
22 ......
23 ......
25 ......
30 ......
31 ......
26 ......
27 ......
28 ......
29 ......
33 ......
32 ......
61 ......
34 185752GS
12 ......
13 ......
14 ......
IS ......
16 ......
17 ......
18 ......
19 ......
36 ......
37 ......
39 ......
40 ......
41 ......
Qty. Description
I O-RING, Engine Adapter
I ADAPTER, Housing, Cam
4 O-RING, Engine Adapter Bolt
4 SCREW, Button Hd
3 SPRING, Piston Return
I ASSEMBLY, Oil Breather
I O-RING, Crankcase
6 CAPSCREW, Socket Head
I SPRING, Thermal By-Pass
I PISTON, Thermal By-Pass
I O-RING, Thermal By-Pass
I GASKET, Head
I ACTUATOR, Thermal By-Pass
3 SEAL, High Pressure
3 RING, Bearing
6 WASHER, Steel Special
6 BOLT, Head
3 O-RING, Cap
3 CAP, Outlet Port
I SPACER PLATE, Inlet
3 SEAL, Oil Piston
3 SHOE, Piston Pivot
3 ASSEMBLY, Ceramic Piston &
Ca
0KI_, Crankcase
IO-RING, EngineAdapter
I ADAPTER, Housing, Cam
4 O-RING, EngineAdapter Bolt
SCREW, Button Hd
SPRING, Piston Return
ASSEMBLY,Oil Breather
O-RING, Crankcase
CAPSCREW, Socket Head
GASKET, Head
WASHER, Steel Special
BOLT, Head
SEAL,Oil Piston
SHOE, Piston Pivot
ASSEMBLY,Ceramic Piston & Cap
BEARING SET
SPACER,Pilot
ASSEMBLY,Cam
CAM, Axial
WASHER, Thrust
RETAINER,Push- On
C-RING, Cam Retainer
ADAPTER, Shaft Hex
HOUSING, Piston
BEARING SET,Cam
0 KIT, Complete Head
I GASKET, Head
I ACTUATOR, Thermal By-Pass
3 SEAL,High Pressure
3 RING, Bearing
6 WASHER, Steel Special
6 BOLT, Head
3 O-RING, Cap
3 CAP, Outlet Port
6 O-RING, Check Valve
6 ASSEMBLY,Check Valve
I CAP, Plastic
I SETSCREW
I HANDLE, Unloader
Item Part #
42 .....
43 ......
45 ......
46 ......
47 ......
48 ......
49 ......
50 ......
51 ......
52 ......
53 ......
56 ......
60 ......
35 185933GS
16 ......
17 ......
36 ......
37 ......
38 B3479GS
39 ......
40 ......
41 ......
42 ......
43 ......
44 B3510GS
45 ......
46 ......
47 ......
48 ......
49 ......
50 ......
51 ......
52 ......
53 ......
54 185943GS
55 ......
57 ......
58 ......
59 185926GS
3 ......
7 ......
8 ......
9 ......
l0 ......
II ......
12 ......
14 ......
16 ......
17 ......
18 ......
21 ......
36 ......
37 ......
45 ......
49 ......
53 ......
60 ......
62 ......
Qty. Description
SPRING, Unloader
ASSEMBLY,Spindle
O-RING, Spindle
SEAT,BallUnloader
BALL, StainlessSteel
SEAT,Trapped Line Pressure
O-RING, Trapped Line Pressure
VALVE,Shuttle Piston
SPRING, Piston Trapped Pressure
VENTUR{, Chemical
O-RING, Venturi
ASSEMBLY,Head, Brass
SPACER,High Pressure Seal
0KIT, Check Valve
6 WASHER, Steel Special
6 BOLT, Head
6 O-RING, Check Valve
6 ASSEMBLY,Check Valve
0 KIT, Unloader Spindle
I CAP,Plastic
I SETSCREW
I HANDLE, Unloader
I SPRING, Unloader
I ASSEMBLY,Spindle
0 KIT, High Pressure Outlet
O-RING, Spindle
SEAT,BallUnloader
BALL, StainlessSteel
SEAT,Trapped Line Pressure
O-RING, Trapped Line Pressure
VALVE,Shuttle Piston
SPRING, Piston Trapped Pressure
VENTURI, Chemical
O-RING, Venturi
0 KIT, Chemical Injector
I BARB HOSE, Brassw/Nylon Insert
I BALL, Chemical In ector
I SPRNG, Chemica njector
0 KIT, O-Ring Seals
I O-RING, EngineAdapter
4 O-RING, Engine Adapter Bolt
I O-RING, Crankcase
6 CAPSCREW,Socket Head
I SPRING,Thermal By-Pass
I PISTON, Thermal By-Pass
I O-RING, Thermal By-Pass
I GASKET,Head
3 SEAL,High Pressure
6 WASHER, Steel Special
6 BOLT, Head
3 O-RING, Cap
3 SEAL,Oil Piston
6 O-RING, Check Valve
6 ASSEMBLY,Check Valve
I O-RING, Spindle
I O-RING, Trapped Line Pressure
I O-RING, Venturi
3 SPACER,High Pressure Seal
3 SEAL,U-Cup
NOTE: Item numbers 24, 34, 35, 38, 44, 54, and 59 are service
kits and include all parts shown within the box.
i19

TABLA DE CONTENIDOS
ReglasDe Seguridad .............................. 20-21
Conozca Su Generador .............................. 22
Ensamblaje...................................... 23-26
Funcionamiento.................................. 26-29
EspecificacionesDel Producto ......................... 30
Mantenimiento ................................... 30-32
AImacenamiento .................................... 32
Notas ............................................ 33
Diagnosticos De Averias.............................. 34
PiezasDe Recambio .............................. 16-19
Garantia .......................................... 35
DESCRIPCION DEL EQUIPO
Lea este manual de manera cuidadosa yfamiliaricese con
su generador. Conozca sus usos, suslimitaciones y
cualquier peligro relacionado con el mismo.
Se ha hecho cadaesfuerzo posible para asegurarse que la
informaci6nque aparece en este manual es exacta y se encuentra
actualizada.Sinembargo, Generac se reserva el derecho a
cambiar, alterar o de otra manera meiorar, el producto y este
documento en cualquier momento, sin previo aviso.
ADVERTENCIA u
El escape del motor de este producto contiene
elementos quimicos reconocidos en el Estado de
California pot producir c_ncer, defectos de nacimiento
otros da_os de tipo reproductivo.
Enel estado de California es obligatorio, seg0nla ley,el uso de I
_achispas (Secci6n4442 delC6digo de Recursos POblicosde
_alifornia). Otros estados pueden tener leyessimilares. LasleyesJ
_ederalesse aplican en tierras federales. Si equipa el silenciador J
:on un apagachispas,este deberg ser mantenido en buenas
:ondicionesde trabaio.
INSTRUCCIONES DE SEGURIDAD
Elsimbolo de alerta de seguridad(_.) es usado con una palabra
(PELIGRO, ADVERTENCIA, PRECAUCI6N), un mensaje por
escrito ouna ilustraci6n,para alertarlo acerca de cualquier
situaci6n de peligro que pueda existir. PELIGRO indicaun riesgo
el cual, si no se evita, causar_la muerte ouna herida grave.
AOVEBTENClA indicaun riesgo el cual, si no se evita, puede
causar la muerte ouna herida grave. PRECAUCl6N indicaun
riesgo, el cual, si no se evita, puede causar heridas menores o
moderadas. PRECAUCl6N, cuando se usasin el simbolo de
alerta, indicauna situaci6n que podria resultar en el daho del
equipo. Sigalos mensaies de seguridad para evitar oreducir los
riesgos de heridas e inclusivela muerte.
ADVERTENCIA
CUANDO AI_IADA COMBUSTIBLE
Apagueel generador (posici6n OFF) y d_jelo enfriar almenos por
2 minutos antes de remover latap_ de la gasolina.
Llene el tanque al aire libre.
No Ilene demasiado el t_nque. Permita al menos espacio para la
expansi6n del combustible.
Mantenga la gasolinaaleiada de chispas,llamas abiertas, pilotos, calor
y otras fuentes de ignici6n.
No encienda un cigarrillo o fume.
:UANDO OPERE EL EQUIPO
No inclineel motor o el equipo,de tal manera que lagasolina se
pueda derrama_
No rode llquidos inflamables.
:UANDO TRANSPORTE O BEPARE EL EQUIPO
Transporte o repare el equipo con el tanque de combustible vaclo, o
con la v_Ivula para apagar el combustible, apagada (posici6n OFF).
:UANDO ALMACENE O GUARDE EL EQUIPO CON
COMBUSTIBLE EN EL TANQUE
Almacene aleiadode calderas,estufas, calentadoresde agua,
secadoras de ropn uotros aparatos electrodom_sticosque posean
pilotos u otras fuentes de ignici6n, porque ellos pueden encender los
vapores de la gasolina.
ADVERTENCIA
Mantenga el chorro del agua alejado de alambrados el_ctricos, de Io
contrario podrlan ocurrir descargas el_ctricas fatales,
ADVERTENCIA
Nunca apunte la pistola a la gente, animales o plantas.
No permita en ningOn momento que NlixlOS operen la m_quina
lavadora a presi6n,
Nunca repare la manguera de aita presi6n. Remplacela.
i20