GAL GALaxy eHydro Manual page 112

GALaxy eHydro Elevator Controller
Table 6-0: Main CPU Faults
Faults
CPU DN Off
Fault
CPU DT Off
Fault
CPU UN Off
Fault
CPU UT Off
Fault
CTCan Bus Off Error
Description
CPU DN-1 Failed Off
during start or
leveling. The
controller is
attempting to run the
car high speed in the
up direction but the
UT input is off.
CPU DT-1 Failed Off
during start. The
controller is
attempting to run the
car high speed in the
up direction but the
UT input is off.
CPU UN-1 Failed Off
during start or
leveling. The
controller is
attempting to run the
car high speed in the
up direction but the
UT input is off.
CPU UT-1 Failed Off
during start. The
controller is
attempting to run the
car high speed in the
up direction but the
UT input is off.
CTCan Bus Off Error.
The Can bus has been
inactive for too long a
period of time.
Section 6 – Main CPU Faults & Detailed Faults
Possible Cause/Suggested Fix
• Faulty Communications with the APS selector. Check for
APS selector CAN faults. Follow the possible
cause/suggested fix for the APS SEL CAN Com Err fault.
• Improper learn of the hoistway. Make sure the hoistway
learn has been completed for every floor. Check the
Hoistway table for errors.
• Faulty Communications with the APS selector. Check for
APS selector CAN faults. Follow the possible
cause/suggested fix for the APS SEL CAN Com Err fault.
• Improper learn of the hoistway. Make sure the hoistway
learn has been completed for every floor. Check the
Hoistway table for
errors.
• Faulty Communications with the APS selector. Check for
APS selector CAN faults. Follow the possible
cause/suggested fix for the APS SEL CAN Com Err fault.
• Improper learn of the hoistway. Make sure the hoistway
learn has been completed for every floor. Check the
Hoistway table for
errors.
• Faulty Communications with the APS selector. Check for
APS selector CAN faults. Follow the possible
cause/suggested fix for the APS SEL CAN Com Err fault.
• Improper learn of the hoistway. Make sure the hoistway
learn has been completed for every floor. Check the
Hoistway table for
errors.
• Faulty CAN bus wiring. Check the Can bus terminal
connections on all boards.
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