ava suction hose with non return valveThe AVA suction hose with a check valve allows you to use your AVA pressure washer with water from various sources. No matter where you are, you can take advantage of the self priming function of AVA pressure washers, which means they are not dependent on external power to draw water into the machine. The three meter long suction hose is equipped with a check valve that prevents water backflow and ensures smooth flow during use. With the included

• Access the motor compartment by following the appropriate service guide

Ensure the machine is disconnected from power and water supply before starting

Symptoms of a Faulty Switchbox:

Applicable for: AVA Master P70 (EU version

along with a Basic Foam Cannon

Inability to connect hose: Verify that the hose coupling is correctly aligned with the machine's connector

Use the grey nozzle for P30 to P80 models and the purple nozzle for AVA P90 models

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Machine fails to start or shuts off unexpectedly

Remove the old assembly and install the new pre-assembled unit

Loud or grinding noise from the motor/pump assembly

Always prioritize safety