Recovery System - Cable Version 57Service Manual – SC450
Troubleshooting
Trouble Possible Causes Remedy
The vacuum system motor does not turn
on
The vacuum system motor carbon brushes are worn Replace
The switch (SW2) is broken Replace
The vacuum system motor is faulty Check the amperage.
Check the carbon brushes.
Replace.
The recovery water vacuuming is
insufcient or there is no vacuuming
The vacuum grid with automatic shut-off oat is activated
because the recovery tank is full
Drain the recovery tank
The vacuum grid is dirty Clean
The tank cover is not correctly positioned Adjust
The tank cover gasket is not efcient Clean/replace
The vacuum system motor lter is dirty Clean
The vacuum gaskets are damaged or do not match
perfectly
Repair or replace
The squeegee vacuum hose is broken Replace
The recovery tank vacuum hose is broken Replace