Honeywell Centraline LION Installation & Commissioning Instructions page 40

Troubleshooting
Alarm LED (red)
Case Alarm LED
1 OFF
2 ON
3 Flashing
Table 43 CLLIONLC01 alarm LED
EN1Z-0921GE51 R0315
Meaning
Normal operation
Watchdog alarm output is powered
– The controller has encountered a
hardware problem
- or -
– The application has a fault
- or -
– The controller has been powered up
without an application or the operator
has manually stopped the application,
e.g., using XL-Online. In this case, the
LED will light up and, simultaneously,
the watchdog relay will be activated
22 minutes after power-up without
application.
Although the controller has encountered a
problem, the watchdog alarm output has not
yet been powered.
If the problem persists, the LED will become lit
constantly, see case #2.
The controller performs a warm start.
40
Remedy
No action necessary
Try powering down and then
►
powering up the CLLIONLC01.
If the problem persists, check and – if
►
necessary – reload the application.
If the problem still persists, replace
►
hardware
If it happens only once, the controller
has performed a restart
If, however, it happens multiple times,
then there is an application or hardware
problem (see case #2)
LION System