Squeegee Spring Check/Replacement (All Models, With Aluminium Squeegee); Troubleshooting - Advance acoustic Adfinity 17ST Pressure Washer

ENGLISH SERVICE MANUAL
RECOVERY WATER SYSTEM

SQUEEGEE SPRING CHECK/REPLACEMENT (All models, with aluminium squeegee)

Check
1. Drive the machine on a level floor.
2. •. (For.Adfinity 20 D - X 20 D - X 20 C - X 24 D) Turn the ignition key (80) to "0".
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• (For.Adfinity 17 ST - 20 ST) Turn off the switches (71) and (73).
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3. Check that the springs (A) and (B) push the squeegee (C) on the floor correctly.
4. If necessary, disassemble and replace the springs according to the following procedure.
Disassembly
5. Remove the squeegee (see the procedure in the relevant paragraph).
6. Lift the deck by pressing the pedal (11).
7. Grasp the handlebar (2) and lower the front part of the machine.
8. Remove the cotter pin (D).
9. Disengage the end (E) of the left spring (F) from the housing (G).
10. Remove the left spring (F).
11. Repeat steps 8, 9 and 10 for the right spring (H).
Assembly
12. Assemble the springs by performing steps 5 to 11 in the reverse order.
A

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)
46
9096982000(1)2007-02
D
B
C
Adfinity 17 ST, 20 ST, 20 D, X 20 D, X 20 C, X 24 D
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F
G
E
H
S301557A