Benchmark 750-3000 Boiler Operation, Service, Maintenance Guide - KOREA
APPENDIX B – STARTUP, STATUS, AND FAULT MESSAGES
OMM-0128_0A
AERCO International, Inc.
•
100 Oritani Dr.
•
Blauvelt, NY 10913
Page
83
of
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GF-206-K
Ph.: 800-526-0288
07/17/2017
Appendix B:
STARTUP, STATUS, & FAULT MESSAGES
Startup and Status Messages
TABLE B-1: Startup and Status Messages
MESSAGE
DESCRIPTION
DEMAND DELAY
XX sec
Displayed if Demand Delay is active.
DISABLED
HH:MM pm, pm
MM/DD/YY
Displayed if ON/OFF switch is set to
OFF
. The display also shows
the time (am or pm) and date that the unit was disabled.
FLAME PROVEN
Displayed after flame has been detected for a period of 2 seconds.
Initially, the flame strength is shown in %. After 5 seconds has
elapsed, the time and date are shown in place of flame strength.
IGNITION TRIAL
XX sec
Displayed during ignition trial of startup sequence. The duration of
cycle counts up in seconds.
PURGING
XX sec
Displayed during the purge cycle during startup. The duration of
the purge cycle counts up in seconds.
STANDBY
Displayed when ON/OFF switch is in the
ON
position, but there is
no demand for heat. The time and date are also displayed.
WAIT
Prompts the operator to wait.
WARMUP
XX sec
Displayed for 2 minutes during the initial warm-up only.
