Honeywell Series 8 I/O - F3 Notcal; F4 Notcal; F3 Comfl; F4 Comfl

13. Series 8 I/O Alarms and Failures
13.2. Reviewing IOM soft failures
R500 Series 8 I/O User's Guide 283
April 2017 Honeywell
169 F3NOTCAL
FTA3 not calibrated.
Diagnostic check:
Cause:
FTA3 not calibrated
Solution:
170 F4NOTCAL
FTA 4 not calibrated.
Diagnostic check:
Cause:
FTA4 not calibrated
Solution:
171 F3COMFL
TC/RTD FTA 3 communication failure.
Diagnostic check:
TC/RTD FTA 3 communication failure.
Cause:
TC/RTD FTA 3 communication failure.
Solution:
Check the connection from the Power Adapter to FTA 1. If the
FTA is missing, install the FTA. If the FTA is present, replace
the FTA. This soft failure is introduced in Series 8.
172 F4COMFL
TC/RTD FTA 4 communication failure.
Diagnostic check:
TC/RTD FTA 4 communication failure.
Cause:
TC/RTD FTA 4 communication failure.
Solution:
Check the connection from the Power Adapter to FTA 2. If the
FTA is missing, install the FTA. If the FTA is present, replace
the FTA. This soft failure is introduced in Series 8.
173 F3IDERR
TC/RTD FTA 3 identification failure.