Debris in the Strainer implies the presence of dirt in the cooling system.
This preventive maintenance procedure describes how to check and clean the Strainer.
Procedure
Turn off the machine.
Remove the Distribution Box Panel.
Release the Quick Release Connector.
Use the Strainer Jig to open the Container Plug.
Pull the Strainer out.
Check that there is no dirt in the Strainer.
If there is dirt in the Strainer:
Clean the Strainer, using the cooling liquid.
Check that the Water Pump is not worn out.
If it is, replace the Water Pump with a new Water Pump, PN 510P1P973.
Check whether the Strainer is damaged.
If the Strainer is damaged, replace it with a new Strainer, PN 299A1519A,
by inserting the new Strainer into the Container Plug.
Use the Strainer Jig to close the Container Plug.
Connect the Quick Release Connector (see Figure 2).