Page 147
TABLE 66. PRODIGY 2.0 ALARM CODES
TYPE
ALARM
CODES
Event ActionDISPLAY MESSAGE
TYPE
ALARM
CODES
143 ALARM
ADVANCE AIRFLOW DAMPER PRESSURE
ERROR.
Outdoor air differential pressure sensor value not in valid range. Might be tubing problem or high return duct resistance.
144 - 145 RESERVED
146 ALARM SERVICE LOGGED Service event logged
147 ALARM OA DAMPER ERROR During free cooling damper is not modulating.
148 ALARM
ALARM(148) ADVANCE AIRFLOW CONFIG
ERROR
Economizer should be installed and blower should be ECM type.
149 ALARM
OUTDOOR AIR DIFF PRESSURE SENSOR
ERROR
Check outdoor air damper differential pressure sensor and wiring.
150 ALARM
NOT ECONOMIZING WHEN OUTDOOR AIR IS
SUITABLE
May be due to the damper motor being unplugged or disconnected.
151 ALARM
ECONOMIZING WHEN OUTDOOR AIR IS NOT
SUITABLE
my be due to damper motor being blocked open and not closing.
152 - 164 RESERVED
165 ALARM ECONOMIZER NOT CONFIGURED configuration id 1, position 2 is set to u. select applicable option using setup/install wizard.
166 ALARM
CAI PRESSURE SWITCH STUCK CLOSED
GV1
This alarm will occur when the combustion air pressure switch (S18) is detected as closed immediately after the furnace
demand relay is energized and before the combustion air blower is energized. Gas valve 1.
167 ALARM
CAI PRESSURE SWITCH STUCK CLOSED
GV2
This alarm will occur when the combustion air pressure switch (S45) is detected as closed immediately after the furnace
demand relay is energized and before the combustion air blower is energized. Gas valve 2.
168 ALARM
COMBUSTION AIR SW NOT OPEN LOCKOUT
GV1
System locked out due to S45 switch closed and a specific number occurrences detected based on Parameter 72 (MAX
CAI NO PRF OCC) setting during a single cycle.
169 ALARM
COMBUSTION AIR SW NOT OPEN LOCKOUT
GV2
170 ALARM POWER EXHAUST NOT CONFIGURED Configuration ID 1, position 3 is set as U (unconfigured).
171 ALARM POWER EXHAUST CONFIGURATION ERROR Configuration ID 1, position 4 is set correctly. if position 3 is configured then position 4 must be also.
172 ALARM
ADVANCED AIR FLOW CONTROL NOT
CONFIGURED
If Configuration ID 1, position 6 - blower VFD bypass is set to A or M, then Configuration ID 2, position 1 must be set to C
or D.
173 ALARM AIR FLOW SWITCH CONFIG ERROR Verify that Configuration ID 2, position 1 is set correctly.
174 ALARM
ZONE (ROOM) BYPASS DAMPER CONFIGUR
ATION ERROR
Room bypass damper operation is only compatible with cab blowers. prodigy will only allow zone bypass unit operation if
configuration ID1 is set to installed for units with B or T type blowers. alarm will automatically clear when configuration
conflict is corrected.
175 ALARM
INVALID LOAD SHEDDING INPUT
CONFIGURATION
Alarm will occur if load shedding input is shared with other optional devices or inputs, for example - global, blower
overload, drain pan overflow, etc.
176 ALARM
SBUS RECEIVED AN OBSOLETE M3
COMMAND
This alarm occurs when a SBUS master device sends a M2 style command to the M3 unit controller. The alarm is
immediately cleared and a history of the event is stored.
177 ALARM MODEL NUMBER NOT DEFINED missing model configuration data. run setup > install and complete model number information.
178 - 181 RESERVED
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