Generac Power Systems 2700PSI 1676-0 User manual

/
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. 1676-0,2 (2700 PSIPressureWasher) Manual No. 190193GS Revision6 (12/03/2002)

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
product andthis document at anytime without prior notice.
SAFETY RULES
Ahis 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 (_.) 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 hazardwhich, ifnot 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 messagesto
avoid or reduce the risk of injuryor death.
In the State of California a spark arrester is required by lawI
(Section 4442 of the California PublicResourcesCode). I
Other states may havesimilar laws.Federallawsapply on
federal lands.If you equip the muffler with a spark arrester,
it must be maintained ineffective working order.
WARNING I
The engine exhaust from this product contains I
chemicals known to the State of California to cause
cancer, b rth defects, or other reproduct ve harm.
DANGER
Operate pressure washer ONLY outdoors.
Use a respirator or mask whenever there is a chancethat
vapors may be inhaled.
Reada[[instructionswith mask soyou are certain the maskwill
provide the necessaryprotection againstinhalingharmful vapors.
WARNING
Keepwater sprayawayfrom electricwiringor fatalelectric
shockmayresult.
WARNING
Keep spray nozzle between 8to 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 possibilit), of a fall due to slipper), surfaces.
Be extremely careful if you must use the pressure washer from
a ladder, scaffolding or an), other relative[), unstable location.
Firmly grasp spray gun with both hands when using high
pressure spray to avoid iniury if gun kicks back.
/2

WARNING
WHEN ADDING FUEL
Turn pressure washer OFF and let it cool at least 2 minutes
before removing gascap.
Fill fuel tank outdoors.
DO NOT overfill tank.Allow space for fuel expansion.
Keepfuel awayfrom sparks,open flames, pilot lights,heat,and
other ignitionsources.
DO NOT light a cigarette or smoke.
NHEN OPERATING EQUIPMENT
DO NOT tip engine or equipment at anglewhich causesfuel
to spill.
DO NOT spray flammableliquids.
tHEN TRANSPORTING OR REPAIRING EQUIPMENT
Transport/repair with fuel tank EMPTY or with fuel shutoff
valve OFE
NHEN STORING FUEL OR EQUIPMENT WITH FUEL
IN TANK
Store awayfrom furnaces,stoves,water heaters, clothes
dryers or other appliancesthat havepilot light or other
ignitionsource becausethey can ignitefuel vapors.
WARNING
NEVERaim the spraygunat people, animals or plants.
DO NOT allow CHILDREN to operate the pressure washer.
NEVERrepair high pressure hose.Replaceit.
WARNING
DO NOT touch hot surfaces.
Allow equipment to cool before touching.
WARNING
DO NOT wear loose clothing, iewelry 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 isin use.
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 governedspeed.
DO NOT operate the pressure washerabove the rated
pressure.
CAUTION
DO NOT point spraygun at glasswhen in the jet spray mode.
NEVER aim the spraygun at plants.
/3

KNOWYOUR 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.
Accessory Tray
SprayTips Fuel Tank
Nozzle Extension with
Quick Connect
Throttle Lever
Choke Lever
FuelValve
Recoil Starter
(on front of engine)
Air Filter
Spray Gun Pumpequipped
with Automatic
Cool Down
System
Chemical Injectiol
Siphon/Fitter
Accessory Tray -- Provides convenient storage for
standard and optional accessories, such as brushes, turbo
wands, ect.
Air Filter -- Protects engine by fi]tering 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.
FuelTank -- Fill tank with regular unleaded gasoline.Always
leave room for fuel expansion.
FuelValve -- 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.
High Pressure Outlet
- Water Inlet
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 wEer onto
cleaning surface with trigger device. Includes safety latch.
Spray Tips -- Chemical injection, 0°, {5°, 25°, and 40°: for
various high pressure cleaning applications.
Throttle Lever_Sets engine {n 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
Bagcontaining5 mult_olored Quick Connect Spray
Tips
MaintenanceKit
Handle FasteningHardware Kit (which includes):
Carriage Bolt
"L" Bolt
PlasticKnobs (2)
"J" Hook
Chemical Hose Clip
SelfTapping Screws(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,calt 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 spray tip to nozzle extension.
Attach Handle and Accessory Tray
NOTE: All assemblyoperations given in this section will be
described from the perspective of assemblingthe pressure
washer from the rear.
• Slide the plastic accessory tray onto the handle and align
the holes in the accessorytray with the holes on the
handle (Figure I).
/
/5

• Securetraytohandlewith self tapping screws usinga
#2 phiillps screwdriver. Ensurescrews are tight but not
crushing the plastic accessory tray.
• Placethe handle assembly onto the handle supports
connected to the main unit. Make sure the holes in the
handle alignwith the holes on the handle supports
(Figure 2).
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).
• Insert the carriage bolt through the right side hole from
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 and slide it into the metal cllp as
shown in Figure5.
• Tilt the unit up by the handle and attach the metal clip to
the rib on the center underside of the accessory tray
(Figure 6).Slide the chemical hose through the metal clip
so that it is tight but not kinked.
Add Engine Oil
IMPORTANT: Any attempt to crankor 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 engine owners manualto add recommended
oil to engine.
NOTE: Check oil often during engine break-in. Refer to
engine owner's manualfor recommendations.
Add Gasoline
_ARNING! NEVER fill fuel tank indoors.NEVER
fillfuel tank when engine isrunning or hot.Allow
unit to coot for two minutes before refueling. DO
NOT lighta cigarette or smoke when filling the fuel
tank.
/6

_ll ARNING! NEVERfillfueltank 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 clean fill funnels.
NEVERuse"stale" gasoline left over from last season or
gasolinestored for long periods.
• Clean area around fuel fill cap,remove cap.
• Slowly add "UNLEADED" regular gasoline to fuel tank.
Use a funnel to prevent spillage.Slowly filltank to about
1.5"below the bottom of the filler neck (Figure7).
NOTE: The quick connect isshown 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 end of the highpressure hoseto the high
pressureoutlet on the pump (Figure9).Tighten by hand.
Fuel
Install _el cap and wipe up any spilled gasoline.
Connect Hose and Water Supply to
Pump
IMPORTANT: You must assemblethe nozzle extension
and attach all hosesbefore you start the engine.Starting
enginewithout all hoses connectedand 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).
• Attach the end of the hoseto the baseof the spray gun
(Figure 8). Pull down on the collar of the quick connect,
slide fitting intothe pump and let go of collar.Pull on
hose to be sure of a tight connection.
• Before you connectyour garden hose to the water inlet,
inspectthe inlet screen (Figure 10).Clean the screen if it
contains debris, replace it if it isdamaged.DO NOT
RUN THE PRESSUREWASHER IFTHE SCREENIS
DAMAGED.
• Run water through the garden hosefor 30 secondsto
cleanout any debris.Turn off water.
IMPORTANT: DO NOT siphon standing water for the
water supply.Use ONLY cold water (lessthan 100°F).
• Connect the garden hose(not to exceed 50 feet in
length) to the water inlet.Tighten by hand (Figure 10).
CAUTION! There MUST be at least ten feet of
unrestricted garden hose between the pressure washer
inletand 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 "HowTo UseYour
PressureWasher" before using the pressure washer.
HOW TO USEYOUR
PRESSURE WASH ER
If you haveanyproblems operating your pressure washer,
pleasecall the pressure washer helpline at 1-800-270-1408.
To StartYour Pressure Washer
To start your pressure washer for the first time, follow
these instructions step-by-step.Thls starting information
also applies if you havelet the pressure washer sit idle for
at least a day.
• Placethe pressure washer near an outside water source
capableof supplying water at a flow rate greater than
3.5gallons per minute and no lessthan 20 PSIat the
pressure washer end of the garden hose.
• 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 isin 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 purgesthe pump of air and
impurities.
• Attach the nozzle extension to the spray gun (Figure I I).
Tighten by hand.
Choose the spray tip you want to use and insert it into
the nozzle extension. See"How to Use the SprayTips"
on page 10.
• Engagethe safetylatch to the sprayguntrigger (Figure 12).
SafetyLatch
• Rotate the fuel shut-off valve to the "On" position (fully
counter-clockwise) (Figure 13).
• Move the variable pressure control lever to "High"
position, shown on engine asa rabbit (Figure 14).
\
/fl

• Movethechokeleverto the "Choke" position
(Figure 15).
NOTE: For a warm engine,be sure the choke lever isin
the "Run" position.
• Grasp the unit'shandle 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 leverto the
"Choke" position, then to the "Run" position.
• If engine fails to start after six pulls,move choke leverto
the "Run" position. If enginefires, but does not continue
to run, move choke leverto the "Run" position.
NOTE: If the recoil starter ishard to pull, it may be
necessary to squeezethe gun trigger to relieve internal
pump pressure.
How to Stop Your Pressure Washer
• Move variable pressure control 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 spray tips,
and slots to hold the cleaningsolution bottle and the
detergent siphoning fitter.There are also two hooks at the
ends of the handle to hold your spray gun 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.Youcanbuy these
items as optionat accessories.
•Placethe nozzle extension through the hole on the
accessorytray,asshown in Figure 16.
• Hangyour chemical solution bottle on the"J" hook and
placethe detergent siphoning filter in the last slot 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 unit as shown
on page4.
i9

How to Use the SprayTips
_hL CAUTION! NEVERexchange spray tips without
lockingthe safety latch on the trigger.
The quick-connect on the nozzle extension allows you to
switch between five different spraytips.The spray tips vary
the spray pattern as shown below (Figure 17).
Follow these instructions to change spray tips:
•Engagethe safety latch on the spray gun.
•Putl back the collar on the quick-connect and putl the
current spray tip off. Store the spray tips in the space
provided on the handlesstorage panel.
NOTE: For a more gentle rinse, select the white 40° or
green 25°spray tip.To scour the surface,select the yellow
15°or red 0° spraytip.To apply chemical,select the black
spray tip.
• Putlback on the collar, insertthe new spray tip and
releasethe collar.Tugon the spray tip to make sure it is
securely in place.
• For most effective cleaning,keepthe spray tip from 8 to
24 inchesawayfrom the cleaningsurface.If you get the
spray tip too close,you maydamagethe cleaningsurface.
• DO NOT get closer than 6 incheswhen cleaningtires.
Cleaning and Applying Chemical
CAUTION! You must attach all hoses before you
start the engine.Starting the engine without alt 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 spraytips.
• 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°
/10

• Place the 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 spray tip is installed.
NOTE: Detergent cannot be applied with the high
pressure spray tips (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.Reapplyasneeded 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
_ ARNING! Be extremely careful if you must use
the pressure washer from a ladder,scaffoldingor any
other relatively unstable location.When you press
the trigger,the recoil from the initial spray can be
very strong.The high pressure spray could causeyou
to fall if you are too close to the cleaningsurface.
Wash and Rinse Surface
This pressure washer permits regulation of output water
pressure byvarying the engine speed.The variable pressure
control lever found on the front of the engine maybe set,
as shown in Figure 19:
After you have applied detergent, scour the surface
and rinse it clean as follows:
• Apply safety latch to spray gun.
• Remove the black chemical spray tip from the nozzle
extension.
• Select and installthe desired high pressure spray tip
following the instructions "How to Use the SprayTips"
on page 10.
• Keep the spraygun a safedistance from the area you
plan to spray.
• Adjust the spraypressureby slidingthe variablepressure
contol lever left or right, asshown in Figure 14on page8.
_ AUTION! Firmly grasp spray gun with both
handswhen usinghigh pressure spray to avoid
injury if gun kicks back.
• Apply a high pressure spray to a small area and then
check the surface for damage.If no damageis found, 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°EAt this temperature, the system
engagesand cools the pump by discharging the warm
water onto the ground. This system prevents internal
damageto the pump.
Pressure Low to High
Duty Light Medium Heavy
Application Auto Concrete Paint removal
Boat Driveway Degreasing
Furniture Deck
/II

SPECIFICATIONS
Rated Pressure ..... 2700 psi
Flow Rate .......... 2.5 gallonsper minute (gpm)
Detergent .......... Use detergent approved for
pressure washers
Water SupplyTemp . Not to Exceed IO0°F
Automatic Cool .... Will cyclewhen water
Down System ....... reaches 125%155°E
Shipping Weight .... 90 lbs.
GENERAL MAINTENANCE
RECOMMENDATIONS
The pressure washer warranty does not cover items that have
been subjected to operator abuse or negligence.To receive 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 periodicallyto
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 clean
air filter assure proper fuel-alr mixture and help your
engine run better and last longer. Please refer to your
engine owner's manual for more details.
•If equipped with inflatable tires, keep the air pressure
within 5 and 40 PSI.
Before Each Use
Check engineoil 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 extensionassemblyfor leaks.
Rinseout garden hoseto flush out debris before
connectingto pressure washer.
PRESSURE WASH ER
MAINTENANCE
Check and Clean Inlet Screen
Examine the screen on the water inlet.Clean it if the
screen isclogged or replace it if screen isdamaged.
Check High Pressure Hose
The high pressure hose can develop leaksfrom wear,
kinking,or abuse.Inspect the hoseeach time 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 sprayingfrom a leak is capable
of injecting material into skin.Inspecthose each
time before usingit. NEVER repair a high pressure
hose. Replaceit 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. Replace the 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 full
of clean water.
• Attach the black low pressure spray tip.
• 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.Testthe 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 20 and service the in-linefilter if it
becomes clogged,asfollows:
Nozzle Extension
I.
2.
.
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.
Flushthe screen,spray gun,and adjustable nozzle
extension with cleanwater 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, reusescreen.
Placethe in-linefilterscreenintothe 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.
• Pull the 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 PressureWasher".
• Remove nozzleextensionfromspraygun.
• Squeezethetriggeron thespraygunand 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 spray tip
cloggedor restricted with foreign materials, such asdirt,
etc.To correct the problem, immediately cleanthe spraytip
usingthe tools included with your pressure washer and
follow these instructions:
I. Shut off the engineand turn off the water supply.
2. Remove the spray tip from the end of the nozzle
extension (Figure 21).
Usewire here _/
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 dogging or restricting the
spray tip (Figure 2I).
5. Using a garden hose, remove additional debris by back
flushing water through the nozzle extension
(Figure 22). Back flush between 30 to 60 seconds.
/13

Reinstall the spray tip and in-line filter into the nozzle
extension.
6.
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 spray tips.
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
Seethe engine owner's manualfor instructions on how to
properly maintain the engine.
_AUTION! Avoid prolonged or repeated skincontact 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 in the unit for long periods of
time. Sedimentsor minerals can deposit 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. Flushdetergent siphoningtube 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 in the 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,isavailable
asan optional accessory.It isnot includedwith the pressure
washer.
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! Readand follow all cautions and
warnings on the PumpSavercan label.Always wear
eye protection when using PumpSaver.
To use PumpSaver,make sure the pressure washer is
turned off and disconnected from supply water. Readand
follow all instructions and warnings given on the PumpSaver
container.
NOTE: PumpSaverwill drip from pump after treatment
and will stain wood and concrete.
NOTE: If PumpSaveris not available,draw RVantifreeze
(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.
Engine runs good at no-load
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.
Cause
I. Low pressure spray tip 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 iscloggedor
cracked.
3. Dirty in-linefilter.
4. High pressure spray tip installed.
Engine speed istoo slow.
I. Low oil level.
2. Dirty air cleaner.
3. Out of gasoline.
4. Stale gasoline.
5. Spark plug wire not connected to
spark plug.
6. Bad spark plug.
7. Water in gasoline.
8. Overchoking.
9. Excessively rich fuel mixture.
10. Intake valve stuck open or closed.
I I. Engine has lost compression.
Out of gasoline.
Dirty air filter.
Choke isopened too soon.
Correction
I. Replacespray tip with high pressure
spraytip.
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-Line Filter" on page 13.
4. Replacespray tip with low pressure
spraytip.
Move throttle control to FASTposition. If
enginestill "bogs down", contact Briggsand
Stratton servicefacility.
I. Fill crankcase to proper level.
2. Clean or replace air cleaner.
3. Fill fuel tank.
4. Drain gas tank; fill with fresh fuel.
5. Connect wire to spark plug.
6. Replacespark plug.
7. Drain gastank; fill with fresh fuel.
8. Open choke fully andcrank engine.
9. Contact Briggsand Stratton service
facility.
10. Contact Briggsand Stratton service
facility.
I I. Contact Briggsand Stratton service
facility.
Fillfuel tank.
Replace air filter.
Move choke to halfway position until
engine runs smoothly.
/15

EXPLODEDVIEW--- UNIT
1<3_ \\\
\--42
_g
\\\
\\ \
27
53
_26
25 50
/16

[I _9.:4 u Ke) )) _ I']
b'< D •
PARTS LIST--- UNIT
Item PaX #
I 190185GS
2 AI87602GS
3 AI90156GS
4 30809GS
5 191413GS
7 188194GS
8 B4966GS
9 190147GS
10 191429GS
15 190182GS
16 A 1040AGS
17 67989GS
18 21217GS
19 23139BGS
20 92479GS
21 23707GS
22 21783GS
23 B3868AGS
24 95457GS
25 190193GS
26 MS6737
27 185877GS
28 191430GS
29 95519GS
30 190862GS
31 87815GS
33 95518GS
34 97837GS
35 B4224GS
36 B3858GS
37 190049GS
38 BB3061BGS
39 AI041GS
40 B2384GS
41 191441GS
42 191880GS
43 BI797GS
900 NSP
Q_
I
I
I
5
2
2
2
2
I
I
I
8
4
I
4
4
Description
DECALS/BILLBOARD
HANDLE
BASE
GROMMET,Rubber
VIBE MOUNT, with Washer
RIVET,Blind
WHEEL
NUT, Push
KIT,HNDL, ESTNNG, SRV
ASSY,Pump(see pages 18-19)
HOSE,Chemical
NUT
MOUNT, Rubber Shock
KEY
WASHER, Lock
SCREW
VALVE,Thermal Relief
CONNECTOR, Garden Hose
ADAPTER
MANUAL, Owners
MANUAL, Engine
HOSE
KIT,NZZL, QC, SRV
CONNECT, Quick, Wand End
KIT,Maintenance
GOGGLES,Safety
CONNECT, Quick, Wand/Acc
O-RING, Hi Pressure
SCREEN,Gun Inlet
EXTENSION
GUN, High Pressure
OIL
FILTER,Chemical Hose
FILTER,Garden Hose
CAP,Vent Eaip Pump,SRV
TAG,Warning/Danger/Operation
CLIP,Tree
ENGINE
/17

_ r 3
EXPLODED VIEW 1PUMP
F
26
\\
1_° _,
J_23
54
_66 72
42
22 \\
D
\D
\
E
2_-
\\A, C, D 70
34
35
E
38
_4 _1 1
_j6 0_12 o_10
-7 _,--14 _17
8 _--15 _lB
_5 _16 ,=_19
64
\B,C,E,G
"G
\C
/18

[I _9.:4 _ die) D)_ I]
b'< D •
PARTS LIST-- PUMP
Item Part #
20 190638GS
22 190639GS
24 190640GS
26 190641GS
29 190642GS
34 190643GS
35 190644GS
38 190645GS
42 190646GS
48 190647GS
51 190648GS
64 190649GS
65 190650GS
67 190651GS
68 190652GS
69 190653GS
70 190654GS
71 190655GS
72 190656GS
A190657GS
i......
23 ......
28 ......
40 ......
B 190658GS
53 ....
54 ....
55 ....
56 ....
76 ....
72 ....
C 190659GS
23 ....
46 ....
47 ....
53 ....
63 ....
66 ....
72 ....
D 190660GS
23 ......
41 ......
43 ......
44 ......
45 ......
E 190677GS
i......
9 ......
10 ......
Qty. Description
I PLUG
3 SPACER
3 WASHER
3 PLUG
I HOSETAIL
I JET
I SPRING
I INJECTOR, Detergent
3 PISTON, Guide
HOUSING
PLUG
FLANGE
ROLLER BEARING
GRUB SCREW
BALL
SPRING
PUMP HEAD
GRUB SCREW & WASHER
OIL BOTTLE
0 KIT, CHECKVALVE
6 O-RING
3 SCREW
3 COMPLETEVALVE
3 COMPLETEVALVE
0 KIT, PISTON SET
4 SCREW
3 SPRING
3 PISTON
3 RING
3 PLATE
I OIL BOTTLE
0 KIT, SEAL OIL
3 SCREW
3 SEAL
I O-RING
I SCREW
I O-RING
I SEAL
I OIL BOTTLE
0 KIT, SEAL HIGH PRESSURE
3 SCREW
3 GASKET
3 O-RING
3 GASKET
3 RING
0 KIT, O-RINGS
6 O-RING
I RING
I O-RING
Item Part #
12 ......
13 ......
14 ......
15 ......
16 ......
19 ......
21 ......
27 ......
30 ......
31 ......
32 ......
33 ......
36 ......
37 ......
49 ......
53 ......
63 ......
72 ......
F 190661GS
2 ......
3 ......
4 ......
S ......
6 ......
7 ......
8......
9 ......
10 ......
II ......
12 ......
13 ......
14 ......
15 ......
16 ......
17 ......
18 ......
19 ......
G 190662GS
39 ......
53 ......
57 ......
58 ......
59 ......
60 ......
61 ......
63 ......
72 ......
Qty. Description
I O-RING
I O-RING
I O-RING
I RING
2 O-RING
I O-RING
I O-RING
3 O-RING
O-RING
BALL
SPRING
O-RING
O-RING
O-RING
O-RING
4 SCREW
I O-RING
I OIL BOTTLE
0 KIT, UNLOADER
I NUT
IGRUB SCREW
IHANDLE INSERT
IPIN
2 PLATESPRING
SPRING
UPPERPISTON
RING
O-RING
PISTON GUIDE
O-RING
O-RING
O-RING
RING
2 O-RING
ILOWER PISTON
IVALVESEAT
I O-RING
0 KIT, CAM &BEARING
I CRANKSHAFT
4 SCREW
IRAIL
2 CAGE
3 RAIL
ISCREW
IWOBBLE PLATE
I O-RING
IOIL BOTTLE
NOTE: Item letters A - G are service kits and includeall
parts shown within the box.
/19

TABLA DE CONTENIDOS
ReglasDe Seguridad .............................. 20-21
Conozca Su Generador .............................. 22
Ensamblaje...................................... 23-26
Funeionamiento.................................. 26-29
EspecificacionesDel Producto ......................... 30
Mantenimiento ................................... 30-32
AImacenamiento .................................... 32
Notas ............................................ 33
Diagnosticos De Averfas .............................. 34
PiezasDe Recambio .............................. 16-19
Garantia .......................................... 35
DESCRIPCI( N DEL EQUIPO
Lea este manual de manera cuidadosa y
_familiaricese con su generador. Conozca sus usos,
sus limitaciones ycualquier peligro relacionado con
el mismo.
Se ha hechocada esfuerzo posible para asegurarse que la
informacibnque aparece en este manual es exacta y se encuentra
actualizada.Sin embargo,Generac sereserva el derecho a cambiar,
alterar ode otra manera meiorar, el producto y este documento
en cualquier momento, sin previo aviso.
INSTRUCCIONES DE SEGURIDAD
_IL Este es el simbolo de alerta de seguridad. Sirvepara advertir al usuario de un posible riesgo para
su integridad fisica. Siga todos los mensajes de
seguridad que figuren despu_s de este simbolo
para eqitar lesiones o incluso la muerte.
Elsimbolo de alerta de seguridad (_.) es usado con una palabra
(PELIGRO,ADVERTENCIA, PRECAUCI_)N), un mensaje por
escrito ouna ilustracibn,para alertarlo acerca de cualquier
situacibn de peligro que pueda existir. PELIGRO indicaun riesgo
el cual,si no seevita, causar_la muerte ouna herida grave.
AOVERTENClA indicaun riesgo el cual,si no seevita, puede
causar la muerte ouna herida grave.PRECAUCI_)N indicaun
riesgo, el cual,si no se evita,puede causar heridas menores o
moderadas. PRECAUCI_)N, cuando se usasin el simbolo de
alerta, indicauna situacibn que podrta resultar en el daho del
equipo. Sigalos mensajes de seguridad para evitar oreducir los
riesgos de heridas e inclusivela muerte.
Enel estado de California es obligatorio, seg_n la ley,el uso de
_pagachispas(Seccibn 4442 del Cbdigo de Recursos P_blicos de
California). Otros estados pueden tener leyessimilares.Lasleyes
_ederalesse aplican en tierras federales.Si equipa el silenciador
:on un apagachispas,este deber_ ser mantenido en buenas
:ondicionesde trabaio.
ADVERTENCIA
El escape del motor de este producto contiene
elementos qu_micos reconocidos en el Estado de
California por producir c_ncer, defectos de nacimiento u
otros da_os de tipo reproductivo.
PELIGRO
Opere el lavadorade presi6n SOLAMENTE al aire libre.
Utilice un respirador o m_scara siempre que exista la posibilidad de
inhalar vapores.
Lea todas las instruccionesde la m_scarapara asegurarse de que le
brindar_ la protecci6n necesaria contra la inhalacibnde vapores
nocivos,
ADVERTENCIA
Mantenga el chorro del agua alejado de alambrados el_ctricos, de Io
contrario podrianocurrir descargasel_ctricasfatales.
ADVERTENCIA
Mantenga laboquilla de rociado de 8 a24 pulgadas de la superficie de
limpieza,
Opere y almacene esta unidad sobre una supedicie estable,
El grea de limpieza deber_ tener inclinaciones y drenaies adecuados
para disminuir la posibilidad de caldasdebido a superficies resbalosas,
Seaextremadamente cuidadososi usa la m_quina lavadora a presi6n
desde una escalera, andamio o cualquier super_cie relativamente
inestable,
Sujete la pistolade lahidrolavadora firmemente con ambasmanos
cuando utilice el rociado aalta presibn. De esta manera evitar_
lesiones producidas por el posible golpe de la pistola hacia arras.
i20