KARCHER K2300PS Electric Pressure Washer Instruction Manual

October 30, 2023
Karcher

makes a difference
K2300PS

1.106-222.0
Electric Pressure Washer
Operator Manual KARCHER K2300PS Electric Pressure
WasherCleaner.Quicker™

K2300PS Electric Pressure Washer

Machine Parts List

KARCHER K2300PS Electric Pressure Washer - fig

1. Water Inlet
2. High Pressure Hose Reel
3. Hose Connector
4. ON/Off Pedal
5. Power Cord Cleat
6. Nozzles
7. Turbo Nozzle
8. High Pressure Hose| 9. Spray Wand
10. Spray Gun
11. Handle
12. Plug Storage
13. Wheel
14. Dual Detergent Tank
15. Detergent Switch
16. Power Cord
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K2300PS Pressure Washer
READ AND COMPLY WITH ALL INSTRUCTIONS BEFORE USING  THIS MACHINE.
SAVE THESE INSTRUCTIONS

Specifications

K2300PS Series

Operating Pressure| 2300psi
Max Water Volume| 1.2GPM
Amp Draw| 13 Amps
Voltage| 120V
Phase| 1
Frequency| 60 Hz
Model Number| 1.106-222.0
Serial Number|

Customer Service

Registration
Your device must be registered in order to help with any questions or issues that you have. You can register your device at www.karcherregister.com if located in the U.S.A., www.karcher.com/ca if located in Canada, or www.karcher.com/mx if located in Mexico.
Warranty
In the case of a warranty claim, you can contact customer support. Please see the contact information listed below for either the USA, Canada, or Mexico. You MUST provide your proof of purchase in order to file a warranty claim either via email, phone, or fax.
USA Customer Service
You can contact our Customer Service department by phone at 1-800-537- 4129 or via the website at www.karcher.com/us .
Canada Customer Service
You can contact our Customer Service department by phone at 1-800-465- 4980 or via the website at www.karcher.com/ca .

Safety Instructions

Hazard Levels
DANGER
Indicates “an imminently hazardous situation which, if not avoided, will result in death or serious injury.”
WARNING
Indicates “a potentially hazardous situation which, if not avoided, could result in death or injury.”
CAUTION
Indicates “a potentially hazardous situation which, if not avoided, may result in minor or moderate injury or in property damage incidents.”
Important Safety Instructions
When using this product basic precautions should always be followed, including the following:
WARNING

  • Read all the instructions before using the product.
  • To reduce the risk of injury, close supervision is necessary when a product is used near children.
  • Know how to stop the product and bleed pressures quickly. Be thoroughly familiar with the controls.
  • Stay alert – watch what you are doing.
  • Do not operate the product when fatigued or under the influence of  alcohol or drugs.
  • Keep operating area clear of all persons.
  • Do not overreach or stand on unstable support. Keep good footing and balance at all times.
  •  Follow the maintenance instructions specified in the manual.
  • This product is provided with a Ground Fault Circuit Interrupter built into the power cord plug. If replacement of the plug or cord is needed, use only identical replacement parts.

WARNING
Risk of Injection or Injury – Do Not Direct Discharge Stream At Persons.

  • High-pressure jets can be dangerous if misused. The jet must not be directed at persons, animals, electrical devices, or the unit itself.
  • Wear safety goggles and ear protection.

WARNING
Risk Of Fire/Explosion – Do not spray flammable liquids.

  •  Do not use acids, alkaline, solvents, or any flammable material in this product. These products can cause physical injuries to the operator and irreversible damage to the machine.

WARNING
Risk of Electrocution.

  • Inspect cord before using – Do not use if cord is damaged.
  • Keep all connections dry and off thground.
  • Do not touch plug with wet hands.
  • Do not use extension cord with this product.
  • Connect to individual branch circuit only.

WARNING
Risk of Eye Injury

  •  Spray can splash back or propel objects. Always wear properly rated eye protection such as goggles or face shield while spraying. (Safety glasses do not provide full protection)

CAUTION
This unit has been designed for use with cleaning detergents recommended by the manufacturer.
The use of other cleaning detergents may affect the operation of the machine and void the warranty.
CAUTION
Gun kicks back – Hold with both hands.

  • The trigger gun safety lock prevents the trigger from accidentally being engaged. This safety feature must be engaged when replacing nozzles or not in use.
  • This safety feature DOES NOT lock spray in the ON position.

WARNING

  • Do not spray electrical connections, electrical outlets or fixtures.

  • Do not use with flammable liquids and toxic chemicals.

  • High-pressure. Keep clear of nozzle.

  • Injection hazard: Equipment can cause serious injury if the spray penetrates the skin. Do not point the gun at anyone or any part of the body. In case of penetration seek
    medical aid immediately.

  • This system is capable of producing 2300 psi. To avoid rupture and injury, do not operate this pump with components rated less than 2300 psi working pressure (including but not limited to spray guns, hose and hose connections).

  • Before servicing, cleaning or removing any parts, shut off power and relieve pressure.

  • If connection is made to a potable water system, the system shall be protected against back flow.

Water Supply (Cold Water Only)

CAUTION
When connecting the water inlet to the water supply mains, local regulations of your water company must be observed. In some areas the unit must not be connected directly to the public drinking water supply. This is to ensure that there is no feedback of chemicals into the water supply. Direct connection via a receiver tank or back flow prev-enter, for example, is permitted.
Use a water filter to avoid potential damage from dirt in the water supply such as Karcher part number 4.730-059.0 from www.kaercher.com.

  • Garden hose must be at least  5/8 inch (16 mm) in diameter.
  •  Flow rate of water supply must not fall below 2 GPM/gallons per minute (7.6 L/min).
  • Flow rate can be determined by running the water for one minute into an empty 5-gallon (18.9 liter) container.
  • The water supply temperature must not exceed 104°F/40°C.
  • Never use the pressure washer to draw in water contaminated with solvents, e.g. paint thinners, gasoline, oil, etc.
  • Always prevent debris from being drawn into the unit by using a clean water source.

Ground Fault Circuit Interrupter Protection

This electric pressure washer is equipped with a Ground Fault Circuit Interrupter (GFCI) built into the plug of the power cord for your protection. The Consumer Product Safety Commission recommends that you test all GFCI’s once a month. Since the frequency of pressure washer use varies, we recommend that you test the GFCI as part of  our startup procedure each time you use your pressure washer. It might need to be reset before working with the pressure washer. To learn how to perform the GFCI test and how to reset it, visit http://www.karcher-help.com and search for GFCI for further instructions. DO NOT USE IF GFCI FAILS TEST. KARCHER K2300PS Electric
Pressure Washer - electric

NOTE: The actual appearance of the GFCI may be different from this illustration.

Intended Use

This high pressure washer (here in after referred to as “device”) is designed for domestic use only.

  •  For cleaning machines, vehicles, buildings, tools, facades, terraces, gardening tools, etc. By means of a high-pressure water jet (if necessary, with additional cleaning agents).
  • With accessories, replacement parts and cleaning agents approved by KÄRCHER. Please observe the information accompanying the cleaning agents.

Owner/User Responsibility
The owner and/or user must have an understanding of the manufacturer’s operating instructions and warnings before using this device.
Warning information should be emphasized and understood.
If the operator is not fluent in English, the manufacturer’s instructions and warnings shall be read to and discussed with the operator in the operator’s native language by the purchaser/owner, making sure that the operator comprehends its contents.Owner and/or user must study and maintain for future reference the manufacturer’s instructions.

Assembly Instructions

  1. Insert wheels into the body of the machine. Secure with axle pin.
  2. Push the handle into place.
  3. Install the hose connector to the water inlet.
  4. Attach nozzles to handle. KARCHER K2300PS Electric Pressure Washer - nozzles
  5. Thread one end of the high pressure hose tightly onto the high pressure outlet on the unit. KARCHER K2300PS Electric Pressure Washer - tightly
  6. Thread the other end of the high pressure hose onto the spray gun inlet.KARCHER K2300PS Electric Pressure Washer - spray

Initial Start-Up

  1. Thread the garden hose onto the water inlet connector and hand tighten.
  2. Connect the garden hose to the cold water source and turn the water completely on.KARCHER K2300PS Electric Pressure Washer - water
  3. Attach the spray wand to the spray gun by pressing the gun into the wand and hand tightening the threading of the gun onto the wand. KARCHER K2300PS Electric Pressure Washer - threading
  4. Pull the lever on the trigger gun to make sure that water is flowing freely and that all air has been purged from the device.

NOTE: We recommend that you test the GFCI as part of your startup procedure each time you use the device, see chapter GFCI INSTRUCTIONS.
WARNING
Do not use if GFCI fails test.
GFCI Instructions

  1. Plug the Ground Fault Circuit Interrupter (GFCI) into a working outlet.
  2. Press “TEST”, then press “RESET” to assure proper connection.

KARCHER K2300PS Electric Pressure Washer - actual

NOTE: The actual appearance of the GFCI may be different from this illustration.

Operation Instructions

ATTENTION
Pump running dry will cause damage to the device.
If pressure does not build up in the device after 2 minutes then switch the device off and proceed according to  the instruction in chapter, Troubleshooting guide.
High Pressure Operation
NOTE: Maintain a spraying distance of at least 12 inches (30 cm) when cleaning painted surface. Do not get closer than 24 inches (60 cm) (0r 2 feet) when washing a vehicle.

  1. Install the nozzle with the quick  connect on the end of the wand by pulling the collar back, inserting the soap nozzle, then pushing the collar back. Check to make sure that Nozzle is secure.KARCHER K2300PS Electric Pressure Washer - foot pedal
  2. Turn on the machine by stepping down on the foot pedal. The motor starts when the trigger of the gun is pulled and shuts offwhen the trigger is released. KARCHER K2300PS Electric Pressure Washer - pulled
  3. Unlock the Spray Gun safety lock.Switch on the device by pulling on thelever of the trigger gun. 4. Switch off the device by releasing the lever of the trigger gun. High pressure remains in the device.
  4. Switch off the device by releasing the lever of the trigger gun. High pressure remains in the device.KARCHER K2300PS Electric Pressure Washer - releasing

Using the Accessories

WARNING
To avoid serious injury, never point spray nozzle at yourself, other persons or animals.
**CAUTION
Always test an inconspicuous area before cleaning with high pressure.
Using the Nozzles**
Each of the nozzles has a different spray pattern. Before starting any cleaning job, determine the best nozzle for the job.

KARCHER K2300PS Electric Pressure Washer - icon 1| The Turbo Nozzle rotates in a zero degree spray pattern in a circular motion to break down tough dirt  and grime. The spray  pattern can cover an area of 4 to 8 inches (10 to 20 cm), depending on the distance between the tip and the
surface being cleaned.
---|---
| The 40° Nozzle is efficient for general  purpose cleaning. Useto remove loose dirt and grime from most surfaces
including cars, wood decks, patios, outdoor furniture, home siding and lawn & garden equipment.
| The 15° Nozzle is optimized for concentrated cleaning power and time. Use to remove paint, stains, mildew,  oil, compacted dirt and grime from decks, siding, driveways and patios.
| The Soap Nozzle is used to apply cleaning solution to any surface. Use to provide a thorough cleaning to all surfaces.

**Working with Detergents

**

For best results see Cleaning Tips for specific information on how to clean different surfaces.
Always Use Kärcher Detergent for Best Results. Kärcher biodegradable detergents are specially formulated to protect the environment and your pressure washer. The special formula won’t clog the suction tube and will protect the internal parts of the pressure washer for a longer life.
For Kärcher detergents, check your retailer or visit our website: www.Karcher.com/us
CAUTION
Never Use:

  • Bleach, chlorine products and other corrosive chemicals
  • Liquids containing solvents (i.e., paint thinners, gasoline, oils)
  • Trisodium phosphate products
  • Ammonia products
  • Acid-based products

These chemicals will harm the unit and will damage the surface being cleaned.
Use of these items will void the warranty.
Detergents can only be applied at low pressure.

  1. Install the soap nozzle into the quick connect on the end of the wand by pulling the collar back, inserting the soap nozzle, then pushing the collar back. Check to make sure that Nozzle is secure. KARCHER K2300PS Electric Pressure Washer - soap
  2. Fill the soap tank with Kärcher detergent. This machine is equipped with a dual soap tank system, allowing you to use two different detergent solutions.KARCHER K2300PS Electric Pressure Washer - equipped
  3. Turn on the pressure washer by stepping on the foot pedal. Pull trigger to operate unit. Liquid detergent is drawn into the unit and mixed with water. Apply detergent to work area. Do not allow detergent to dry on surface.
  4. Turn the dial all the way to “1” to select the detergent inside tank #1. Turn the dial all the way to “2” to select the detergent inside tank #2.KARCHER K2300PS Electric Pressure Washer - detergent
  5. To rinse, replace the soap nozzle with the 15° nozzle and pull trigger to operate.
  6. Cleaning Up: Always run fresh water through the detergent tank when done to flush any remaining detergents from the injection system.

Taking a Break

Five minutes or more

  1. Release trigger and engage gun safety lock.
  2. Turn pressure washer OFF by stepping on the foot pedal.

KARCHER K2300PS Electric Pressure Washer - washer

Shutting Down & Cleaning Up

  1. Turn the machine off by stepping on the foot pedal and unplug the cord from the outlet.KARCHER K2300PS Electric Pressure Washer - Shutting
  2. Turn off the water source.
  3. Press trigger to release water pressure.KARCHER K2300PS Electric Pressure Washer - trigger
  4. Release trigger and engage the gun safety lock.KARCHER K2300PS Electric Pressure Washer - lock
  5. Disconnect the garden hose from the water inlet on the machine.KARCHER K2300PS Electric Pressure Washer - garden
  6. Unthread and disconnect the high pressure hose from the machine.KARCHER K2300PS Electric Pressure Washer - connections

Winterizing & Long Term Storage

  1. Disconnect all water connections.
  2. Turn on the machine for a few seconds, until the water which had remained in the pump exits, turn off immediately.
  3. Do not allow high-pressure hose to become kinked.
  4. Store the machine and accessories in a room which does not reach freezing temperatures. DO NOT store near furnace or other sources of heat as it may dry out the pump seals.

CAUTION
Failure to follow the above directions will result in damage to the pump assembly and accessories and will void the warranty.
Kärcher also recommends the regular practice of using a pump protector like “Kärcher Pump Guard” , part number 9.558-998.0 (sold separately), to prevent cold weather damage during storage in the winter months.

Maintenance Instructions

Cleaning the Water Inlet Filter

  1. Disconnect the connector from the water inlet.
  2. Rinse out the water inlet filter in warm water.
  3. Thread the connector into the water inlet.

KARCHER K2300PS Electric Pressure Washer - the water

Maintenance
This unit is maintenance free

Cleaning Tips

CAUTION

  • Before cleaning any surface an inconspicuous area should be cleaned to test spray pattern and distance for maximum cleaning results.
  • If painted surfaces are peeling or chipping, use extreme caution as pressure washer may remove the loose paint from the surface.
  • When using on surfaces which might come in contact with food, flush surfaces with plenty of drinking water.
  • For additional cleaning tips, visit our website: www.Karcher.com/us/

Deck Cleaning
(With or without detergent).
Pre-rinse deck and surrounding area with fresh water. If using detergent, apply to surface at low pressure. For best results, limit your work area to smaller sections of approximately 25 ft² (2.3 m²). Allow detergent to remain on surface 1-3 minutes. Do not allow detergent to dry on surface. Rinse at high-pressure in a long sweeping motion keeping the spray nozzle approximately 3-6 in. (7.5-15 cm) from the cleaning surface. Always clean from top to bottom and from left to right. When moving on to a new section of the cleaning surface, be sure to overlap the previous section to eliminate stop marks and ensure a  more even cleaning result.
House Siding
(With or without detergent).
Pre-rinse cleaning surface with fresh water. If using detergent, apply to surface at low pressure. For best results, limit your work area to smaller sections of approximately 6ft² (1.8 m²). Always apply detergent from bottom to top. Allow detergent to remain on surface 1-3 minutes. Do not allow detergent to dry on surface, if surface appears to be drying, simply wet down surface with fresh water. If needed, use special wash brush attachment (not included) to remove stubborn dirt. Rinse at high-pressure from top to bottom in an even sweeping motion keeping the spray nozzle approximately 6 ft. (1.8 m) from the cleaning surface.
Cement Patios, Brick and Stone
(With or without detergent).
Pre-rinse cleaning surface with fresh water. If using detergent or degreaser, apply to surface at low pressure. For best results, limit your work area to smaller sections of approximately 25 ft² (2.3 m²). Allow detergent or degreaser to remain on surface 1-3 minutes. Do not allow detergent to dry on surface. Rinse at high pressure in a sweeping motion keeping the spray nozzle approximately 3-6 in. (7.5-15 cm) from the cleaning surface. For best results clean from top to bottom and from left to right. For removing extremely stubborn stains, use the Turbo Nozzle.
Cars, Boats and Motorcycles
(With or without detergent). Pre-rinse vehicle with fresh water. If using detergent, apply to surface at low pressure. For best results, clean one side of vehicle at a time and always apply detergent from bottom to top, do not allow detergent to dry on surface. If needed, use special wash brush attachment (not included) to remove stubborn dirt. Rinse at highpressure in a sweeping motion keeping the spray nozzle approximately 6-8 in. (15-20 cm) from the cleaning surface (distance should increase when rinsing pin-striping or other sensitive surfaces). For best results clean from top to bottom and from left to right. For best results, wipe surface dry with a chamois or soft dry cloth.
Barbecue Grills, Outdoor Power Equipment and Gardening Tools
(With or without detergent).
Pre-rinse cleaning surface with fresh water. If using detergent or Degreaser, apply detergent at low pressure. Allow detergent to remain on surface 1-3 minutes. Do not allow detergent to dry on surface. Rinse at high-pressure keeping the spray nozzle approximately 3-6 in. (7.5-15 cm) from the cleaning surface. For removing extremely stubborn dirt, it may be necessary to move the spray nozzle even closer to the surface for greater dirt cutting action.
Patio and Lawn Furniture
(With or without detergent).
Pre-rinse furniture and surrounding area with fresh water. If using detergent, apply to surface at low pressure. Allow detergent to remain on surface 1-3 minutes. Do not allow
detergent to dry on surface. If needed use special Wash Brush Attachment (not included) to remove stubborn dirt. Rinse at high-pressure in a sweeping motion keeping the spray nozzle approximately 3-6 in. (7.5-15 cm) from the cleaning surface. For best results, clean from top to bottom and from left to right.

Optional Accessories

Optional accessories are available to further enhance your cleaning capabilities. Information on accessories and spare parts can be found at www.karcher.com/int/accessory.html
Pump Guard
Specially formulated to protect your pressure washer from freezing, corrosion and premature wear. The Pump Guard also adds lubrication to valves and seals to prevent sticking. Highly recommended for all Kärcher pressure washers!
Part Number 9.558-998.0

Troubleshooting

WARNING
Disconnect the unit from the power source before making any repairs.

Symptom Cause Solution
Motor will not start Power Cord not plugged in. Plug in Power Cord.
Electrical Outlet does not supply adequate power. Try a different outlet.
Tripped GFCI plug. Press “Reset” button on GFCI plug.
Tripped Circuit Breaker. Reset circuit breaker.
Thermal Overload Open. Switch off pressure washer. The reset comes

automatically once the temperature of the unit drops.
On/Off pedal is in the “OFF” position.| Turn pedal to the “ON” position.
Unit does not reach high pressure| Diameter of garden hose is too small.| Replace with a 5/8 inch (16mm) or larger garden hose.
Water supply is restricted.| Check garden hose for kinks, leaks and blockage.
Not enough inlet water supply.| Open water source full force.
Water inlet filter is clogged.| Remove garden hose adapter and rinse out in warm water.
Output pressure varies high and low| Not enough inlet water supply.| Open water source full force. Check garden hose for kinks, leaks and blockage.
Symptom| Cause| Solution
---|---|---
Output pressure varies high and low| Pump is sucking in air.| Check that hoses and fittings are air tight. Turn off machine and purge pump by squeezing trigger gun until a steady flow of water emerges through the nozzle.
Water inlet filter is clogged.| Remove garden hose adapter and rinse out in warm water.
Spray Nozzle is obstructed.| Blow out or remove debris with a fine needle.
Calcified gun, hose or spray wand.| Run distilled vinegar through soap tank.
No Detergent| Detergent tube is not connected to the detergent tank.| Check connection.
Detergent is too thick| Dilute detergent. For best results, use Kärcher detergent.
Kinked detergent tube.| Check detergent tube, remove or straighten kinks.
A high pressure nozzle is attached.| Make sure the nozzle is the Soap Nozzle.
Spray Nozzle is obstructed.| Blow out or remove debris with a fine needle.
Garden hose connection leaks| Loose fittings.| Tighten fittings.
Missing/worn rubber washer.| Insert new washer.
Spray wand leaks| Spray wand not properly attached.| Insert the spray wand into the trigger gun. Carefully press in against the spring tension and twist into the locked position.
Broken o-ring or plastic insert.| Visit www.karcher-help.com or locate a service center.
Symptom| Cause| Solution
---|---|---
__

__

Pump is noisy

| Pump is sucking in air.| Check that hoses and fittings are air tight. Turn off machine and purge pump by squeezing trigger gun until a steady flow of water emerges through the nozzle.
Water leaks from pump (up to 10 drops per minute is permissible).| Loose fittings.| Tighten fittings.
Water seals are damaged or worn.| Visit www.karcher-help.com or locate a service center.
Oil Drip| Oil Seals are damaged or worn.| Visit www.karcher-help.com or locate a service center.

If the symptom you are experiencing is not listed above, or if the provided solutions do not solve your issue, please visit our extensive online troubleshooting database at:
USA/Canada: www.karcher-help.com
Mexico: www.karcher.com.mx
Or Call: 1-800-537-4129

THANK YOU!
Register your product and benefit from many advantages.
www.kaercher.com/welcome
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KARCHER K2300PS Electric Pressure Washer - icon 11Karcher North America Inc.,
6398 Karcher Way
Aurora, CO 80019
Tel: 1-800-537-4129
Karcher Canada Inc.,
2/5 Pendant Drive, Mississauga,
Ontario L5T 2SW9
Tel: +1-800-465-4980
www.kaercher.com/service
9.808-307.0-B 02/22
Register your product
www.kaercher.com/welcome

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