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Heat Controller, Inc. 7602-443 COMMUNICATING, PROGRAMMABLE THERMOSTAT Installation Manual
9.4 FAULT HISTORY
Fault History mode displays the fi ve most recent stored fault
codes for the connected communicating control (DXM2).
Navigate between control fault codes using the up/down
arrow buttons. Press the center button to view more
information about the highlighted fault code.
NOTE: If multiple units are connected to one thermostat, refer
to section 9.7.
9.4.1 Temperature Conditions
Displays detailed temperature readings that were
recorded at the time the fault occurred.
NOTE: If multiple units are connected to one thermostat, refer
to section 9.6.
9.4.2 Flow Conditions
Displays detailed blower and valve position readings
that were recorded at the time the fault occurred.
NOTE: If multiple units are connected to one thermostat, refer
to section 9.7.
9.4.3 Input/Output Conditions
Displays the status of all physical and communicated
inputs, switches, and control outputs that were
recorded at the time the fault occurred.
NOTE: If multiple units are connected to one thermostat, refer
to section 9.7.
9.4.4 Confi guration Conditions
Displays the status of all dipswitch settings that were
recorded at the time the fault occurred.
NOTE: If multiple units are connected to one thermostat, refer
to section 9.7.
FAULT CONDITION MENU
LT1 LOW WATER TEMP
HEAT 1 11:11 AM 11/14
FAULT TEMP CONDITIONS
FAULT FLOW CONDITIONS
FAULT I/O CONDITIONS
FAULT CONFIG COND
FAULT POSSIBLE CAUSES
PREVIOUS SELECT
FAULT TEMPERATURE CONDITIONS
LT1 LOW WATER TEMP
HEAT 1 11:11 AM 11/14
LT1 TEMP 28.1
LT2 TEMP 97.3
HOT WATER EWT 121.5
COMP DISCHARGE 157.7
LEAVING AIR 92.7
LEAVING WATER 34.9
ENTERING WATER 42.1
CONTROL VOLTAGE 26.4
PREVIOUS
FAULT I / O CONDITIONS
LT1 LOW WATER TEMP
HEAT 1 11:11 AM 11/14
TSTAT SAFETY OUTPT
CONV COMM HPS
Y1 Y1 LOC CC
Y2 Y2 CO RV
WW ACC1
O O OUTPT ACC2
G GFAN AL1
HH HWG EH1
OVR DH PUMP EH2
PREVIOUS
FAULT CONFG CONDITIONS
LT1 LOW WATER TEMP
HEAT 1 11:11 AM 11/14
S1 S2 S3
1 ON 1 ON 1 ON
2 ON 2 ON 2 OFF
3 ON 3 ON 3 OFF
4 ON 4 ON 4 OFF
5 ON 5 ON
6 ON 6 ON LT1 WELL
7 ON 7 ON LT2 WELL
8 ON 8 ON
PREVIOUS
HE024 SN - - - - - 0 1 2 3
LAST 5 FAULTS
LT1 LOW WATER TEMP
NO FAULT
NO FAULT
NO FAULT
NO FAULT
NEXT
PREVIOUS SELECT
FAULT FLOW CONDITIONS
LT1 LOW WATER TEMP
HEAT 1 11:11 AM 11/14
ECM TARGET CFM 800
ECM BLOWER RPM 550
FLOW RATE GPM 6.5
PUMP SPEED 60%
VALVE POSITION 0%
PREVIOUS