RECOVERY WATER SYSTEM
SERVICE MANUAL
ENGLISH
Micromatic
TM
M17B - Micromatic
TM
M17E
9097091000(1)2007-06
29
TROUBLESHOOTING [MICROMATIC M17B]
OPEN CIRCUIT
The vacuum system motor fuse 1 determines the open circuit. This system allows to prevent the vacuum system motor and its
circuits from being damaged under overload conditions.
If there is an open in the circuit, the possible causes are:
The motor is damaged (check the motor carbon brushes/electrical input).
The electrical input is excessive (check the motor for proper rotation).
TROUBLESHOOTING [MICROMATIC M17B - MICROMATIC M17E]
DIRTY WATER VACUUMING IS INSUFFICIENT OR THERE IS NO VACUUMING
Possible causes:
The vacuum grid with automatic shut-off float (46) is activated because the water recovery tank (43) is full (empty the water
recovery tank).
The grid (46) is dirty (clean).
The recovery water tank cover (12) is not correctly positioned (adjust).
The tank cover gasket (42) is not efficient or the compensating hole is clogged (solve the problems).
The squeegee or the vacuum hose is clogged or damaged (clean or repair/replace).
The vacuum system motor carbon brushes are worn (replace).
The vacuum system motor is faulty (repair or replace).
The vacuum ON/OFF switch (6) is broken (replace).
The wiring harness is damaged (repair).
The vacuum system motor electromagnetic switch is broken (replace).
THE SQUEEGEE LEAVES LINING ON THE FLOOR OR DOES NOT COLLECT WATER
Possible causes:
There is debris under the squeegee lip (remove).
The squeegee blades are torn or worn (replace).
The squeegee front and rear blade are not aligned (align).
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