Aqua Stripper G4300 Installation instructions

#: ASOPE2 (1109.1)
Operators / Owners Manual
Models: G4300 (3,000 PSI / 4 GPM)
G4350 (3,500 PSI / 4 GPM)
G6210 (2,100 PSI / 6 GPM)
G7200 (2,000 PSI / 7 GPM)
10 HP / 220V
BEFORE YOU BEGIN: Read and understand all warnings and instructions before operating your pressure
washer. THE MANUAL explains how to use your high pressure spray equipment.
Be sure EVERYONE WHO OPERATES, MAINTAINS, CLEANS, OR REPAIRS THE PRESSURE WASHER
HAS READ THE MANUAL.
WARNINGS AND CAUTIONS MUST BE UNDERSTOOD! IT IS YOUR RESPONSIBILITY to make sure that
persons who use your pressure washer have read and understand to procedures found inside the manual.

A word to Pressure Washer Owners
This manual has been prepared to acquaint you with the SAFE OPERATION and
maintenance of your pressure washer. Be sure EVERYONE who operates,
maintains and repairs the pressure washer has READ and UNDERSTANDS this
manual. If you have any questions or problems, contact your dealer who knows your
Aqua Stripper™ best, and is interested in your complete safety and satisfaction.
We thank you for choosing an Aqua Stripper™ pressure washer, with pumps
manufactured by Annovi Reverberi, and want to assure you of our continuing
interest in your cleaning pleasure, satisfaction and SAFETY.
WARNING Risk of injection or severe injury - Keep clear of nozzle - Do not direct
discharge of stream at persons - This product is to be used only by trained
operators.
IMPORTANT SAFETY INSTRUCTIONS.
READ THIS MANUAL BEFORE OPERATING YOUR PRESSURE
WASHER
SAVE THESE INSTRUCTIONS.
Pump Manufactured by:
Annovi Reverberi
Via Martin Luther King 3
41100 Modena Italy
Motor Manufactured by:
Marathon Electric
100 E. Randolph Street
Wausau, WI 54402
Model #:_____________ Serial #:_____________ Date Purchased:___________
#: ASOPE2 (1109.2)

Page 3 #: ASOPE2 (1109.3)
Table Of Contents
Danger & Warning Decals ....................4
Pump component identification chart...............5
BEFORE YOU BEGIN ......................6
Warnings and Injection Hazard..................6
General Warnings and Cautions ...............7&8
Location Warnings and Cautions.................8
Pre-operation checklist ......................9
Setup ............................9&10
Operation Instructions ...................10&11
Shutdown Instructions......................11
Winterizing the Machine.....................12
Daily Preventative Maintenance ................12
Preventative Maintenance ...................12
Troubleshooting Guide .....................13

Page 4
IMPORTANT: If these decals are worn or missing
from your pressure washer, contact your Aqua
Stripper dealer and order the appropriate decals.
INJECTION HAZARD: Fluids under
high pressure from spray or leaks can
penetrate the skin and cause extremely
serious injury, including DEATH OR
THE NEED FOR AMPUTATION.
You must observe these precautions:
NEVER point the spray gun at people,
plants or animals.
NEVER put your hand or fingers over
the spray tip.
NEVER try to stop or deflect leaks
with your hand or body.
NEVER purchase and use chemicals
that are toxic, flammable, or high in
acid/alkaline base, and always request a
material safety data sheet (MSDS) for
the product you are purchasing.
GET EMERGENCY MEDICAL
TREATMENT AT ONCE IF ANY
FLUID SEEMS TO PENETRATE
YOUR SKIN.
Tell the doctor exactly what fluid was
injected and give him the material
safety data sheet for the detergent or
chemical product you were using.
TREAT THIS SPRAYER
LIKE A LOADED GUN
DANGER
BEFORE YOU BEGIN: Read and understand all warnings
and instructions before operating your pressure washer.
THE MANUAL explains how to use your high pressure
spray equipment. Be sure everyone who operates, maintains,
cleans or repairs the pressure washer has read the manual.
WARNINGS AND CAUTIONS MUST BE
UNDERSTOOD!
HIGH PRESSURE SPRAY can cause serious injury. This
product must be used ONLY by personnel that have been
instructed in the safe use of this machine. Observe all
warnings when you operate, maintain and repair the pressure
washer.
USE THIS EQUIPMENT only in well ventilated areas and
free of combustible material, combustible fumes or dust.
Failure to follow this warning may cause carbon monoxide
build up, fire or explosion, and possible injury or death.
READ THE MANUAL FOR ADDITIONAL WARNINGS
DANGER
Use part number
AR516099
NEVER leave this machine unattended
once you have started it. If you must
leave, follow complete shut down
instructions to prevent unauthorized
and untrained operation.
WARNING
Use part number
AR89057
Use part number
AR89056
TO PREVENT COLD WEATHER
FREEZING:
Disconnect pump inlet hose, install a suction hose
into (NON-TOXIC) antifreeze
and flush pump.
Use part number
AR89055
Use part number
AR7920
ON
OFF

Page 5
PUMP COMPONENT IDENTIFICATION CHART

Page 6
BEFORE YOU BEGIN
Read and understand all instructions before operating your pressure washer.
This manual explains how to use your high pressure spray equipment. Be sure everyone
who operates, maintains or repairs the pressure washer has read this manual.
WARNINGS AND CAUTIONS MUST BE UNDERSTOOD!
WARNINGS
High pressure spray can cause serious injury. This product must be used ONLY by
personnel that have been instructed in the safe use of this machine. Observe all warnings
when you operate, maintain and repair the pressure washer.
Use this equipment only in dry, well ventilated areas and free of toxic material, combustible
fumes or dust. Chemicals applied to surfaces being cleaned may generate toxic or
combustible fumes and electrical sparks could ignite fumes. Failure to follow this warning
may cause fire or explosion, and possible injury or death.
INJECTION HAZARD: Fluids under high pressure from spray or leaks can penetrate
the skin and cause extremely serious injury, including death or the need for amputation.
You must observe these precautions:
NEVER point the spray gun at people, plants or animals. NEVER put your hand or fingers
over the spray tip. NEVER try to stop or deflect leaks with your hand or body.
NEVER purchase and use chemicals or detergents that are toxic, flammable, or high in
acidic/alkaline base, and always request a material safety data sheet (MSDS) for the
product you are purchasing.
NEVER use a powder type detergent or chemical that is not manufactured for pressure
washer use; i.e. dish detergent.
GET EMERGENCY MEDICAL TREATMENT AT ONCE IF ANY FLUID SEEMS TO
PENETRATE YOUR SKIN, EVEN IF THE WOUND DOES NOT APPEAR SERIOUS.
Tell the doctor exactly what fluid was injected and give him the Material Safety Data Sheet
for the detergent or chemical product you were using.
NATIONAL POISON CENTER NETWORK
[phone]

Page 7
GENERAL WARNINGS AND CAUTIONS
WARNINGS
Understand ALL the information in this section before you begin to use the pressure
washer.
Be sure that all system components and accessory items are original Annovi Reverberi
equipment or equivalent.
DANGER
Improper connection of this equipment can result in risk of electrocution. Check with a
qualified electrician if you are in doubt as to whether the outlet is properly grounded. DO
NOT modify the plug provided with this product if it doesn't fit the outlet, have the proper
outlet installed by a qualified electrician. DO NOT use any type of an adapter with this
product.
Be sure the machine is properly located for safe operation.
Understand and respect the possible dangers of high pressure spray! NEVER LET IT
TOUCH THE HUMAN BODY OR ANIMALS.
NEVER allow the pump to run for more than a 4 minute period, without opening the gun.
This will cause pump damage due to excessive water temperature and void the warranty.
NEVER alter or modify the pressure washer as personal injury or death could result to
humans, plants, or animals, and voids any warranty offered by the manufacturer.
NEVER locate the equipment near combustible materials, combustible fumes, or dust, as
toe personal injury or death could result from fire or explosion.
NEVER spray flammable liquids, toxic chemicals (such as insecticide or weed killer) as
personal injury or death could result from fire, explosion, or poisoning while damaging the
environment.
NEVER operate the machine when fatigued or under the influence of alcohol or drugs.
NEVER allow children or untrained adults to operate the machine.
NEVER allow children or animals around your working area.
NEVER wear loose clothing and keep your body and clothing clear of moving parts when
the machine is running.
NEVER leave the pressure washer unattended once you have begun to operate it. If you
must leave, follow complete shut down instructions to prevent unauthorized and untrained
personnel from operating the machine.
NEVER move the machine by pulling the hose.
NEVER overreach or stand on unstable supports. Keep good footing and balance at all
times.
NEVER change quick couple nozzles with the nozzle under pressure and without the gun
safety in the,"on" or "lock" position.

Page 8
NEVER clean the machine by using its own spray wand. NEVER touch the electrical plug
or cord with wet hands.
NEVER let the pump run when the machine is not connected to the water supply.
Otherwise the pump could be damaged.
NEVER run acids or hard caustics (such as lye) through the pump.
NEVER use chemicals or agents which are not compatible with the Buna-N and PVC
(polyvinyl) or neoprene covering of the hose. Always use citrus based detergents.
NEVER use water with a temperature of over 140°
LOCATION, WARNINGS AND CAUTIONS
1. The machine must be used at or near the working area and always under trained
operator supervision.
2. The machine should be located as close as possible to the water supply.
3. Locate the machine on a solid level area with slopes for drainage. Avoid areas
where water can build up in the working area. Possible injury can occur caused by
the surface becoming slippery from water build up.
4. Locate machine in a well ventilated area and away from flammable materials or
fumes. Chemicals applied to surfaces being cleaned may generate toxic or
combustible fumes and electrical sparks could ignite fumes.
5. Locate the machine so the operator has easy access to the pressure washer and its
controls.
6. Locate the machine so that it is protected from external damage.
8. To prevent damage and excessive hose wear, locate the pressure washer so that
the hose does not extend across traffic areas.
9. WARNING- To reduce the risk of electrocution, keep all connections dry and off the
ground. Do Not touch plug with wet hands.

Page 9
PRE-OPERATION CHECKLIST
__ Be sure you understand all the safety precautions and have been instructed in the
safe use of the machine.
__ Wear face and eye protection to prevent injury from spray and flying debris.
__ Wear protective gloves, rubber boots, and other protective clothing as required.
__ Understand all safety precautions and first aid for any detergent or chemical being
used.
__ Check that all lines and hoses are not kinked, twisted or damaged. Replace any
damaged hose.
__ Check that the machine is connected to a water supply and that the water supply is on.
__ Tighten all fluid connections securely.
__ Check that oil level is full before operating.
(Pump SAE 20 or 30 non-det. oil. Gear box 90 wt. gear lube if so equipped.)
__ Before starting machine be sure the pump is primed and air is purged from the
system.
__ Check electrical cord and replace if damaged.
DANGER
Improper connection of this equipment can result in risk of electrocution. Check with a
qualified electrician if you are in doubt as to whether the outlet is properly grounded. DO
NOT modify the plug provided with this product if it doesn't fit the outlet, have the proper
outlet installed by a qualified electrician. DO NOT use any type of an adapter with this
product. NEVER touch the electrical plug or cord with wet hands.
SETUP
Follow these instructions for setup and use of your high pressure washer.
1. Position the machine on a solid level surface with slopes for drainage to prevent
liquid buildup on the floor or surface. Position the machine so that the operator has
easy access to the pressure washer and its controls. Be sure ventilation WARNINGS
are observed.
2. Check and determine that the water supply source is capable of exceeding the
output in gallons per minute of the pump. If you are drawing water from a clean static
source, rather than a pressure main, the pressure washer must be primed and
placed as close as possible to the water source. Be sure that the machine is placed
on a solid level surface and can not be pulled or bumped into the static source, and
the intake hose used must be as large as possible. When drawing water from a
pressure source, you must use a hose with a 5/8" outside diameter for lengths up to
50', or a 3/4" diameter for lengths up to 100'.
3. Connect the high pressure hose to the pressure washer and tighten securely.
4. Connect the high pressure hose to the pressure washer gun securely.
5. Remove the red plastic shipping plug from the pumps crankcase and install the black
dipstick, check oil level.
WARNING- To reduce the risk of electrocution, keep all connections dry and off the
ground. Do Not touch plug with wet hands

Page 10
DANGER
Improper connection of this equipment can result in risk of electrocution. Check with
a qualified electrician if you are in doubt as to whether the outlet is properly
grounded.
DO NOT modify the plug provided with this product if it doesn't fit the outlet, have the
proper outlet installed by a qualified electrician. DO NOT use any type of an adapter
with this product. NEVER touch the electrical plug or cord with wet hands.
OPERATING INSTRUCTIONS
WARNING
High pressure spray, improperly used could damage the equipment you wish to clean or
surrounding environment. Practice on scrap materials, gradually increasing pressure
applied to the object by adjusting the nozzle or moving the nozzle closer to the object until it
is cleaned without being damaged.
The manufacturer does not warranty damage caused by the consumer's failure to adjust or
operate the machine in accordance with the instructions provided in the owners manual
supplied with the machine.
Follow these instructions to operate the machine:
1. Use the pre-operation check list to help avoid personal injury.
2. Prime the pump and purge air from system by squeezing gun trigger before starting
machine, with the unit attached to a pressure main. Let water flow from wand until
air is purged from system.
3 Plug electrical cord into outlet with the proper voltage and amperage.
DANGER
Improper connection of this equipment can result in risk of electrocution. Check with a
qualified electrician if you are in doubt as to whether the outlet is properly grounded.
DO NOT modify the plug provided with this product if it doesn't fit the outlet, have the
proper outlet installed by a qualified electrician. DO NOT use any type of an adapter with
this product. NEVER touch the electrical plug or cord with wet hands.
4 Squeeze gun / wand trigger allowing water to flow and turn on / off switch to the on
position. Repeat this procedure each time the pressure washer is stopped.
WARNING Risk of injection or severe injury - Keep clear of nozzle - Do not direct
discharge of stream at persons -This product is to be used only by trained operators.
5. The manufacturer has adjusted the pump pressure to its maximum operating
pressure. Simply adjust the pressure required for cleaning with the nozzle as follows
when your wand is equipped with:
Quick Couple Nozzles: Change nozzles to desired spray pattern (15°, 25°, 40°) or
detergent nozzle (the one with the larger orifice) by quick coupling on & off the
nozzle. DO THIS ONLY WITH THE GUN NOT SQUEEZED AND THE GUN SAFETY ON.
High/Low Nozzle: By holding the gun/wand in the normal operating position, turn

Page 11
knurled knob left to lower pressure and right to raise pressure.
Vari-Spray Nozzle: By holding the gun/wand in the normal operating position,
simply push black sleeve forward for low pressure and pull sleeve towards gun for
high pressure.
If your machine is equipped with another manufacturers gun / wand refer to that
gun / wand manufacturers instructions.
6. You are now ready to start cleaning with your pressure washer. Always begin
washing with the wand nozzle at low pressure and squeeze gun trigger. If more
pressure is required, release gun trigger, change wand nozzle to high pressure and
squeeze trigger. CAUTION always begin high pressure washing with the nozzle at
least four feet from the object being cleaned and gradually move nozzle closer to the
object until it is cleaned without being damaged.
7. To draw chemical/detergent, be sure the pick up tube is installed into chemical /
detergent container with the tube submerged in the solution. Change wand nozzle to
low pressure and squeeze gun trigger. Adjust the brass knurled chemical knob
counter clockwise until proper chemical application rate is reached. NOTE:
DETERGENT WILL NOT DRAW WHILE MACHINE IS ON FULL PRESSURE WITH
QUICK COUPLE NOZZLES; CHANGE TO DETERGENT NOZZLES (THE ONE
WITH THE LARGEST ORIFICE.)
8 NEVER allow the pump to run for more than a 4 minute period without opening the
gun. This will cause pump damage due to excessive water temperature and void the
warranty. A thermal relief valve has been added to reduce the possibility of over
heating, however, malfunction of this device does not constitute pump warranty for
damage caused by overheating.
9. As you operate the machine, be sure the hose does not become kinked.
SHUTDOWN INSTRUCTIONS
1. Run clear water through the entire chemical detergent system, then turn chemical
detergent injector valve to OFF. INJECTION HAZARD: Fluids under high pressure
from spray or leaks can penetrate the skin and cause extremely serious injury,
including death or the need for amputation. SEE PAGE 4 FOR FURTHER
INJECTION PRECAUTIONS.
2. Turn switch OFF.
3. Turn water supply to OFF.
4. Open gun to relieve pressure, and drain as much water as possible.
5. Remove inlet hose.
6. For safety and your liability protection, remove high pressure hose and store
gun/wand in a secure place with this owners manual to eliminate the possibility of
unauthorized and untrained personnel from operating this machine.
7. Disconnect the electrical cord by removing the plug from the outlet and wrap the
cord so that it will not be damaged during storage. Never disconnect the electrical
plug by pulling on the cord. NEVER touch the electrical plug or cord with wet hands.

Page 12
WINTERIZE THE MACHINE
Whenever your machine will be subjected to freezing temperatures, severe damage could
occur caused by water freezing inside the components. To prevent costly repairs, follow
these steps, as freeze damage is not covered by the manufacturers warranty.
1. Be sure machine is OFF, water supply is disconnected, and pressure has been
relieved.
2. Obtain a one-gallon container of NONTOXIC (RV) antifreeze.
3. Install a suction hose from the pump inlet (garden hose fitting) into the NONTOXIC
antifreeze. Following operating instructions, start the motor and squeeze trigger on
spray gun allowing the pump to draw antifreeze through the entire system. Once
antifreeze appears at the end of the wand, turn the pressure washer OFF.
4. Squeeze gun trigger to relieve pressure, and remove the high pressure hose,
gun/wand and store in a secure place with the owners manual to eliminate
unauthorized personnel from operating the machine. Store the pressure washer in a
dry location.
5. When preparing to operate the pressure washer again, simply reconnect to pressure
system water supply, attach the high pressure hose assembly, turn the water on and
squeeze trigger on spray gun allowing water to pass through the system. Once the
liquid becomes clear water at the end of wand, you are ready to begin operating your
pressure washer as referenced in this manual.
DAILY PREVENTATIVE MAINTENANCE
Regular inspection of your pressure washer is the key to prolonging its life. Follow these
simple daily checks religiously.
1. Check electrical cord and plug for wear or damage, if damage has occurred replace
it with an Aqua Stripper™ replacement parts (USE OEM REPLACEMENT PARTS ONLY).
2. Check high pressure hose for kinks, twists or damage. Replace any damaged hose.
3. Check that the pump oil level is within operating range on the pump dipstick or sight
glass.
4. Check water inlet screen and clean when necessary.
5. Check that water supply is adequate for your machine.
6. Check the chemical supply system. Clean and flush after each use.
PREVENTATIVE MAINTENANCE
1. Change pump and gear box (if so equipped) oil after the first 50 hours, after that every
200 hours. Pump SAE 20 or 30 non-det. oil, Gear box 90 wt. lube (if so equipped).

Page 13
PROBLEM POSSIBLE CAUSE REMEDY
Motor will not start On/off switch in OFF position
No power to unit
Pressure build up in pump
Turn switch to ON position
Check circuit breaker or fuse
Squeeze trigger on spray wand (refer to
operating instructions in Owner's Manual)
Power source circuit breaker
or fuse continues to trip/blow
To much load already on circuit
Circuit does not meet amperage requirements
Try a different circuit
Contact an electrician in your area
Motor hums but won't start Pump is stuck due to dirt, mineral buildup ice
or lack of oil
Unplug unit. If temperature is below
freezing thaw in a warm area
Check oil using dipstick
No low pressure detergent delivery Incorrect nozzle size or nozzle pressure
setting
Install correct nozzle or refer to gun/wand
adjustments in Owner's Manual
No detergent delivery
Detergent Pickup filter blows off
Detergent adjustment closed
Inadequate water supply
Nozzle in high pressure mode
Water restriction
Detergent pickup line plugged
Detergent pickup check valve stuck open
Turn adjustment knob counterclockwise
to open
Connect to water supply that will
sufficiently supply 6 GPM or more to
pump
Refer to wand/nozzles in this manual for
low pressure operation
Remove wand/nozzle and check for
detergent delivery - if you have soap,
check and clean nozzle and all fitting
removing scale or other restrictions
If problem persists, return unit to your
pressure washer dealer
Return it to your pressure washer dealer
NOTE: Most detergent delivery problems can be prevented by:
1. Using citrus based detergents
2. Flushing the chem/detergent system before storing
3. NEVER using powdered detergents that are not manufactured specifically for use in pressure washers (i.e. dish detergent)
Unit does not reach full presage Restricted, insufficient water supply, air in
water supply
Nozzle in low pressure mode
Regulator set too low
Check supply hose, faucet and inlet screen
Refer to the wand nozzles in this manual
for high pressure operation
Reset regulator nut. Turn nut clockwise to
increase pressure
Pressure fluctuates Water temperature too high
Thermal relief valve stuck open
Use cool water only, maximum 140°F
Return unit to your pressure washer dealer
Unit is noisy Inadequate water supply
Restlicted. insufficient, water supply or air in
water supply
Water temperature too high
Thermal relief valve stuck open
Connect to water supply of at least 6 GPM
Check supply hose, faucet and inlet screen
Use cool water only. maximum 140°F
Return unit to your pressure washer dealer
TROUBLESHOOTING GUIDE for Pressure Washers
NOTICE: Most problems with pressure washers ARE NOT a malfunction of the pump or motor!!
ALWAYS trouble shoot from water source and / or nozzle towards the pump and motor. Example:
Check water supply and nozzle if pressure fluctuates, unit is noisy or does not reach full pressure.
Follow this trouble shooting guide closely.