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Service Manual- SC370
Maintenance and Adjustment
Solution Filter Cleanin
1. Push the machine to a level floor.
2. Ensure that the machine is off.
3. Empty the solution tank (Advice).
4. Remove the cover (D, Figure 5), then remove the filter
strainer (E). Clean and install them on the support (F).
NOTE
The filter strainer (E) must be correctly
positioned on the housing (H) of the support (F).
Troubleshooting
Trouble
Small amount of solution
or no solution reaches
the brush
The solution reaches the
brush also when the machine
is off
g
Possible causes
Solution filter is clogged/full of dirt
Solenoid valve faulty or electrical connection
broken
There is dust/debris in the tank obstructing the
solution
Solution tank is empty
Wiring damaged
Control board (EB2) is faulty
Dashboard (EB1) is faulty
The solenoid valve is faulty (leaking)
30 Solution System 33
Figure 5
Remedy
Clean
Replace the solenoid valve or
repair the electrical connection
Clean
Fill up solution tank with water
Repair
Replace
Replace
Replace or remove it to clean
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