DMG Pitagora 4.0 - Troubleshooting and Maintenance; Troubleshooting Guide

OR
----->>>>> ----->>>>>
Floor 0 - 12:30:56
< Clock >
Da = Day
Mo = Month
Yr = Year
D = Weekday (1=Mon)
Hr = Hours
Mn = Minutes
WARNING: In case of system shutdown, the time is saved by means of a Super Capacitor (for up to 5 days without power
supply).
Troubleshooting
N. Fault Type Description Remedy
1 Reset
Power supply failure: the controller
is not powered
2
Contactors
blocked
One or more NC contacts
associated to the power contactors
and connected in series on the
input CCO and CCOB remain
open after the car stop.
Cod. 0 CCO open
Cod. 1 CCOB open
Cod. 2 CCO+CCOB open
Check:
1- the series of auxiliary contacts (NC) of
the power contactors and other cables in
series on the circuit CCO and CCOB
2- the CCO and CCOB circuit wiring
3- the connection of the CCO and CCOB
on the board
Troubleshooting (first part)