SERVICE MANUAL
ENGLISH
Adfinity
TM
17 ST, 20 ST, 20 D, X 20 D, X 20 C, X 24 D
9096982000(1)2007-02
29
BRUSHING SYSTEM
BRUSH MOTOR ELECTRICAL INPUT CHECK (For Adfinity
TM
X 24 D)
WARNING!
This procedure must be performed by qualified personnel only.
Check
Remove the brushes, as shown in the User Manual.
Lower the deck by pressing the pedal (11).
Apply the amperometric pliers (A) on one cable (B) of the brush motor (C).
Turn the speed adjuster (84) to idle and turn the ignition key (80) to “I”.
Turn on the brushes by pressing the switch (71) and check that the motor electrical input is 5 - 7 A at 24 V. Turn off the
brushes by pressing the switch (71).
Turn the ignition key (80) to “0”.
Remove the amperometric pliers (A).
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 lights (81) flash simultaneously.
Check the tightening of F1 fuse screw (see the procedure in Fuse Check/Replacement paragraph).
Check if there is dust or dirt (ropes, cables, etc.) on the brush hub.
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).
Reset
Perform steps 1 and 2 in the reverse order.
1.
2.
3.
4.
5.
•
•
•
•
6.
C
C
C
B
C
A
S301536A