Watts AERCO Edge [ii] - Page 190

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