Troubleshooting - Advance acoustic Adfinity 17ST Service Manual

TROUBLESHOOTING

The vacuum system motor does not turn on
1. The wiring harness between the function electronic board and the vacuum system relay is damaged or short-circuited (check
and repair).
2. The vacuum system relay is damaged (replace).
3. The wiring harness between relay and motor is damaged (repair).
4. The vacuum system fuse is open (replace).
5. The vacuum system motor carbon brushes are worn (replace).
6. The vacuum system motor is faulty (check the electrical input).
7. The function electronic board is damaged (replace).
Dirty water vacuuming is insufficient or there is no vacuuming
Possible causes:
1. The vacuum grid with automatic shut-off float is activated because the recovery water tank is full (empty the recovery water
tank).
2. The vacuum grid with automatic shut-off float is dirty, or the vacuum pre-filter is dirty (clean).
3. The tank cover is not correctly positioned (adjust).
4. The tank cover gasket is not efficient, or the compensating hole is clogged (repair/clean).
5. The vacuum system motor filter is dirty (clean).
6. The squeegee or the vacuum hose is clogged or damaged (clean or repair/replace).
7. The vacuum gaskets are damaged or do not match perfectly (repair or replace).
The squeegee leaves lining on the floor or does not collect water
Possible causes:
1. There is debris under the blade (remove).
2. The squeegee blade edges are torn or worn (replace).
3. The squeegee is not balanced (adjust it with the relevant handwheel).
4. (For aluminium squeegee) The squeegee springs are not efficient (check/replace)
Adfinity™ 17ST / 20ST / X20R / 20D / X20D / X20C / X24D
SERVICE MANUAL
RECOVERY WATER SYSTEM
9096982000
ENGLISH
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