Watts AERCO Edge [ii] Operation Manual page 190

Edge [ii] Controller Operation Manual
SECTION 10 – STARTUP, STATUS, FAULT MESSAGES
TABLE 10-1: Edge Controller Fault Messages
# FAULT MESSAGE
66 Ignition Monitor
67 No Flow Safety Lockout
68 Ignition Spark Fault
69 Pre Ignition
70 Cleaning Igniter
71 Too Many Cycles In 24 Hours
72 Too Many Ovrtmps In 24 Hours
73 Air Sensor Fault
74 Auto Diagnostic Mode ACTIVE
75 Auto Diagnostic Mode COMPLETED
76 Auto Diagnostic Mode ABORTED
77 DHW Heating Active
78 Boiler Cooling Off
79 BST Network Temp Sensor Fault
80 BST Network Temp Com Fault
81 BST Local Header Sensor Fault
82 BST Net Outdoor Sensor Fault
83 BST Net Outdoor Com Fault
84 BST Local Outdr Sensor Fault
85 BST Client Com Fault
86 O2 Cal Purge
87 Auto Calibration In Progress
88 Autocal Finished
89 O2 Sensor Out Of Range
90 O2 Warning Service Required
91 Wait Sensor Warm-up
92 Air Pump Failed O2 Trim Disabled
93 onAER Communication failed
94 Isolation Valve Stuck Open
95 Isolation Valve Stuck Closed
96 Maintenance Overdue
97 Maintenance Due Soon
98 BAS System Disable
•
OMM-139_E 8/25/2020
DESCRIPTION
The ignition spark monitor indicated no or out of
range spark.
Not used
The O is above normal operating limits.
2
The recirculation pump has failed.
Displayed during ignition sequence during the
Spark Cleaning cycle.
The number of cycles experienced by the unit
exceeded the allowable limit.
The number of over-temperature events
exceeded the allowable limit.
The Air Temp sensor has malfunctioned.
The unit is in Auto Diagnostic Mode
Auto Diagnostic Mode has completed
Auto Diagnostic Mode has aborted
The unit is actively heating domestic hot water.
The unit has ceased firing and is now cooling
down.
BST network temp sensor fault.
BST network temp communication fault.
BST local header sensor fault.
BST net outdoor sensor fault.
BST net outdoor communication fault.
BST local outdoor sensor fault.
Communication with a BST Client unit failed.
O calibration is in purge cycle.
2
O calibration is underway.
2
O calibration is complete.
2
O sensor failed during O
2
AERtrim has reached its limit and O2 level is still
out of range.
The unit is waiting for the O
Air Aductor pump failed, disabling O
functionality (BMK5000-6000 only)
onAER communication failed. No internet
connection.
The isolation valve failed to close as expected.
The isolation valve failed to open as expected.
Scheduled 12- or 24-month maintenance is
overdue.
Scheduled 12- or 24-month maintenance is due
in near future.
Unit is shut down remotely via BAS
Technical Support • (800) 526-0288 • Mon-Fri, 8 am - 5 pm EST
calibration.
2
sensor to turn on.
2
trim
2
Page 190 of 196
TYPE
Message
Not Used
Fault, Manual
Reset
Message
Message
Fault
Fault
Fault
Message
Message
Message
Message
Message
Fault
Fault
Fault
Fault
Fault
Fault
Message
Message
Message
Warning
Warning
Message
Warning
Fault
Warning
Warning
Fault
Warning
Warning
Warning