Brush Motor Electrical Input Check (For Adfinity™ X20R) - Advance acoustic Adfinity 17ST Service Manual

ENGLISH SERVICE MANUAL
BRUSHING SYSTEM
BRUSH MOTOR ELECTRICAL INPUT CHECK (For Adfinity™ X20R)
WARNING!
This procedure must be performed by qualified personnel only.
Check
1. Drive the machine on a level floor.
2. Jack one of the drive wheel off of the floor.
3. Lower the deck with a red pad or brush attached into the floor by pressing the pedal (11).
4. Apply the amperometric pliers on one cable of the brush motor.
5. Turn to speed adjuster (84) to idle and turn the ignition key (80) to "I".
6. Turn on the brush motor by pressing the switch (71) and then pressing and holding the drive paddle (3).
7. Check the motor electrical current imput . It should measure less than 20 amps.
8. Turn off the motor by releasing the drive paddle (3) and by pressing the switch (71). Turn the ignition key (80) to "0". Remove
the amperometric pliers. Lower the drive whell to floor and remove jack.
9. If the electrical input is higher, perform the following procedures to detect and correct the abnormal input:
NOTE
If the electrical input is higher than the maximum allowed value, the 3 battery warning leds (81) flash simultaneously.
• Check the tightening of F1 fuse screw (see the procedure in Fuse Check/Replacement paragraph).
• Check the motor carbon brushes (see the procedure in the relevant paragraph).
• Disassemble the 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).
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Adfinity™ 17ST / 20ST / X20R / 20D / X20D / X20C / X24D