TROUBLESHOOTING

￿ CAUTION

Disconnect the machine from the power

 

source before making any repair.

Symptom

Cause

Solution

 

 

 

Motor will not start

On/Off switch is in the “OFF”

Turn switch to the “ON” (I) posi-

 

(O) position.

tion

 

 

 

 

Power cord is not plugged in.

Plug in power cord.

 

 

 

 

Extension cord is too long.

Replace extension cord with

 

 

either a 25 ft. 12/3 gauge cord

 

Extension cord is not proper

 

or a 50 ft. 10/3 gauge cord.

 

gauge.

 

 

 

 

 

 

Extension cord is damaged.

 

 

 

 

 

Electrical outlet does not supply

Try a different outlet.

 

adequate power.

 

 

 

 

Unit does not reach

Diameter of garden hose is too

Replace with a 1/2 inch or 5/8

high pressure.

small.

inch 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 filter and rinse out in

 

 

warm water.

 

 

 

 

Spray wand is in low pressure

Turn spray wand to high pres-

 

position.

sure position.

 

 

 

Output pressure va-

Not enough inlet water supply.

Turn water on full force. Check

ries high and low.

 

garden hose for kinks, leaks or

 

 

blockage.

 

 

 

 

Pump is sucking 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 filter and rinse out in warm water.

Discharge nozzle is obstructed. Blow out or remove debris with

 

 

a fine needle.

 

 

 

 

Calcified gun, hose or spray

Run distilled vinegar through

 

wand.

detergent suction tube.

 

 

 

16English

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Karcher K 3.96 M manual Troubleshooting, Source before making any repair

K 3.96 M specifications

The Karcher K 3.96 M is a versatile pressure washer designed to tackle a variety of cleaning tasks around the home and garden. With its powerful motor and innovative features, this machine provides an efficient solution for maintaining cleanliness in outdoor spaces, vehicles, and patios.

One of the standout features of the K 3.96 M is its robust 1600-watt motor, which delivers a maximum pressure of 120 bar. This level of pressure ensures that tough dirt and grime are easily removed from multiple surfaces, including stone, wood, and metal. Whether it's cleaning driveways, garden furniture, or vehicles, this pressure washer offers performance and flexibility.

Equipped with a lightweight yet durable frame, the K 3.96 M is easy to maneuver and store. It includes an integrated carrying handle and wheels that enhance portability, allowing users to navigate various terrains with ease. The compact design doesn’t compromise on power, ensuring efficient cleaning without taking up extensive space.

The K 3.96 M features an adjustable Vario Power Spray Lance, which allows users to switch between different pressure settings with just a twist. This feature provides versatility for various cleaning applications—whether a gentle rinse for delicate surfaces or a high-pressure spray for stubborn stains. Additionally, the unit comes with a dirt blaster lance designed for heavy-duty cleaning, adding to its functional capabilities.

Another significant technological advancement in the K 3.96 M is its Quick Connect system, which enables users to easily attach and detach the high-pressure hose and accessories. This user-friendly design minimizes downtime and enhances the overall experience by simplifying set-up and storage.

Users will also appreciate the onboard detergent tank that accommodates Karcher’s biodegradable detergents. The integrated tank facilitates the application of detergents during cleaning tasks, allowing for deeper penetration and more effective dirt removal.

The Karcher K 3.96 M is designed for durability, featuring high-quality materials that withstand regular use. Its lightweight design ensures portability without sacrificing performance, making it a great choice for homeowners looking to maintain their outdoor living spaces efficiently.

In summary, the Karcher K 3.96 M pressure washer combines power, versatility, and user-friendly features, making it an ideal tool for various cleaning tasks. Whether tackling outdoor surfaces or sprucing up vehicles, this pressure washer delivers impressive results, simplifying the cleaning process and offering a convenient solution for busy households.