Technogym Run Excite 500 Service Maintenance Manual page 111

RUN EXCITE: Service & Maintenance Manual - rev. 1.5
Replace the inv erter
F ollow the pro cedure step by step to correctly diagnose the problem. Take particular care with the
checks highlighted by circled num
Disconnect patch connector I and place the tester probes across pins 4 and 5. The measured
(1)
value of the resistance should be less than 1 Ohm.
This value may be higher as a result of oxidation of the contacts. To reinstate correct
operation it is necessary to perform a special procedure that will be communicated to
you on contacting the Technogym Support Service.
As for step (1) but across pins 4 and 3 of connector X3 on the elevation + cutout board.
(2)
Place the tester probes across pins 6 and 1 of connector X5 on the elevation + cutout board.
(3)
The measured voltage should be –23.5 Vdc.
As for step (3) but across terminals 3 and 6 of the inverter.
(4)
A
YES
Does the error persist af ter
disconnecting the motor
thermal cutout cables f rom the
inv erter input?
bers, which are described in detail below:
NO
Inv erter programming error.
Reprogram
Page 6.43