Vacuum System Motor Filter Cleaning; Vacuum System Motor Electrical Input Check - Advance acoustic Adfinity 17ST Service Manual

VACUUM SYSTEM MOTOR FILTER CLEANING

Disassembly and cleaning
1. If the tank (21) contains recovery water:
• Drive the machine to the appointed recovery water disposal area.
• (For Adfinity X20R, 20D, X20D, X20C, X24D) Turn the ignition key (80) to "0".
TM
(For Adfinity 17ST, 20ST) Turn off the switches (71) and (73).
•
TM
• Empty the recovery water tank (21) with the hose (16).
2. Drive the machine on a level floor.
(For Adfinity™ X20R, 20D, X20D, X20C, X24D) Turn the ignition key (80) to "0".
3. •
• (For Adfinity™ 17ST, 20ST) Turn off the switches (71) and (73).
4. Grasp the handle (41) and carefully lift the tank (40).
5. Remove the vacuum system motor filter (44) and clean it with water and compressed air.
6. Install the filter (44).
Assembly
7. Assemble the components in the reverse order of disassembly.

VACUUM SYSTEM MOTOR ELECTRICAL INPUT CHECK

WARNING!
This procedure must be performed by qualified personnel only.
1. If the tank (21) contains recovery water:
• Drive the machine to the appointed recovery water disposal area.
• (For Adfinity™ X20R, 20D, X20D, X20C, X24D) Turn the ignition key (80) to "0".
• (For Adfinity™ 17ST, 20ST) Turn off the switches (71) and (73).
• Empty the recovery water tank (21) with the hose (16).
2. Drive the machine on a level floor.
3. • (For Adfinity X20R, 20D, X20D, X20C, X24D) Turn the ignition key (80) to "0".
TM
• (For) Turn off the switches (71) and (73).
4. Disconnect the battery connector (12).
5. Grasp the handle (41) and carefully lift the tank (40).
6. Apply the amperometric pliers (A) on one cable (B) of the batteries.
7. - (For Adfinity™ X20R, 20D, X20D, X20C, X24D) Turn the ignition key (80) to "I".
8. - Turn on the vacuum system by pressing the switch (73) and check that the motor electrical input is 16 - 19 A at 24 V.
Turn off the vacuum system by pressing the switch (73).
Remove the amperometric pliers (B).
If the electrical input exceeds the specifications, check the motor carbon brushes
(see the procedure in the relevant paragraph).
If necessary, disassemble the vacuum system motor (see the procedure in the relevant paragraph),
and check the condition of all its components.
If the above-mentioned procedures do not lead to a correct electrical input, the motor must be replaced
(see the procedure in the relevant paragraph).
9. Perform steps 4 and 5 in the reverse order.
Adfinity™ 17ST / 20ST / X20R / 20D / X20D / X20C / X24D
A
SERVICE MANUAL
RECOVERY WATER SYSTEM
B
ENGLISH
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