STEP EXCITE: Service & maintenance manual - rev. 1.4
Page 6.22
6.10. THE SPEED SIGNAL IS INCORRECT
The speed signal is incorrect if:
• The brake disk is incorrectly fixed to the flywheel;
• The speed sensor is defective;
• The brake board is defective.
Does the speed sensor send
the correct signal to the brake
board?
2
Replace the
speed sensor / generator
NO
SW not correctly loaded
YES
Is the brake disk correctly f ixed
to the f ly wheel?
THE SPEED IS
INCORRECT
1
Fix it correctly
NO
YES
Check if the parameters
conf iguration is right. Is the
speed signal correct?
3
Configuration parameter
not correct
YES
YES
Upload the brake board SW. Is
the speed signal correct?
4
Replace the brake board
NO
YES
Follow the procedure step by step to correctly diagnose the problem. Take particular care with the
checks highlighted by circled numbers, which are described in detail below:
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