Benchmark 6000 Boiler Installation, Operation & Maintenance Manual
APPENDIX B – STARTUP, STATUS & DISPLAY MESSAGES
Page 160 of 210 AERCO International, Inc. • 100 Oritani Dr. • Blauvelt, NY 10913 OMM-0086_0D
03/20/14 Ph.: 800-526-0288 GF-133
Table B-2: Fault Messages – Continued
SSOV FAULT
DURING IGN
The SSOV switch closed or failed to open during ignition.
SSOV FAULT
DURING RUN
The SSOV switch closed for more than 15 seconds during
run.
SSOV RELAY
FAILURE
A failure has been detected in one of the relays that control
the SSOV.
STEPPER MOTOR
The Stepper Motor failed to move the Air/Fuel Valve to the
desired position.
WARNING
EXHAUST TEMP HIGH
The exhaust temperature measured by the exhaust sensor
has exceeded _?_ ºF
WARNING
O2 LEVEL HIGH
The O2 level measured by the O2 sensor has exceeded
_?_ %
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