The Lcd Shows "Grade Movement Out Of Order - Technogym Runrace Service Maintenance Manual

RUNRACE : Service & Maintenance Manual - rev. 2.0

6.8. THE LCD SHOWS "GRADE MOVEMENT OUT OF ORDER"

The machine displays this error if it is unable to control the up-down motor.
Replace the up-down
board
Continued on the following page.
"GRADE MOVEMENT OUT
OF ORDER"
Are 2 LEDs on the up-down
board both OFF?
Is the supply to the up-down
motor correct when the actuation
command arrives?
Does the CPU board send the
correct control signal?
Does the free connector CN1
receive the correct control signal?
YES
Does the up-down board receive
the correct control signal?
1
YES
NO
2
YES
NO
3
NO
YES
4
NO
YES
5
NO
A
B
Replace the CPU board
Check and/or replace
cable RN-1
Check and/or replace
cable RN-2
Page 6.31