149
Table 65. Prodigy 2.0 Alarm and Event Codes
Selected alarms (marked with * in table result in the closure of the service relay contacts (DO1).
EVENT ACTIONDISPLAY MESSAGE
ALARM
CODE
19* STRIKE 3 ON COMP 4 HIGH PRESS S96
Compressor lockout. Check charge, fans and coil. Use service menu to clear lock
outs.
User will be able to clear high pressure switch compressor lockout and alarm via
user interface. High pressure switch compressor lockout and alarm will be cleared
after the M3 unit controller reset.
High pressure switch compressor lockout and alarm is cleared on removal of cooling
demand. Default is 3 occurrences and can be set between 1 and 7 occurrences.
NOTE: EVENTS 1219 COULD ALSO BE CAUSED BY A HIGH TEMPERATURE CONDITION ON SOME COMPRESSORS EQUIPPED WITH A
HIGH TEMPERATURE SHUTDOWN.
20 UNIT SHUTDOWN A42 Phase monitor.
21 RESERVED
22 COMP 1 LOW PRESS S87 Compressor is off. Check charge, fans and coil. Use service menu to clear lockouts.
23* STRIKE 3 ON COMP 1 S87
Compressor is off. Check charge, fans and coil. Use service menu to clear lockouts.
Number of occurrences is set using parameter 99 (MAX LO OCCURRENCES).
Default is 3 occurrences.
24 COMP 2 LOW PRESS S88 Compressor is off. Check charge, fans and coil.
25* STRIKE 3 ON COMP 2 S88
Compressor is off. Check charge, fans and coil. Use service menu to clear lockouts.
Number of occurrences is set using parameter 99 (MAX LO OCCURRENCES).
Default is 3 occurrences.
26 COMP 3 LOW PRESS S98 Compressor if off. Check charge, fans and coil.
27* STRIKE 3 ON COMP 3 S98
Compressor is off. Check charge, fans and coil. Use service menu to clear lockouts.
Number of occurrences is set using parameter 99 (MAX LO OCCURRENCES).
Default is 3 occurrences.
28 COMP 4 LOW PRESS S97 Compressor if off. Check charge, fans and coil.
29* STRIKE 3 ON COMP 4 S97
Compressor is off. Check charge, fans and coil. Use service menu to clear lockouts.
Number of occurrences is set using parameter 99 (MAX LO OCCURRENCES).
Default is 3 occurrences.
30*
DRAIN PLAN OVERLFOW SHUTDOWN
(S149)
Check for block drain, condensate lines and drain pan overflow switch.
Alarm set if overflow switch is detected opened and compressor will be locked out.
system will automatically clear alarm once switch is detected closed. System will
resume operation (compressor lockout), after the Error Timed OFF Delay has ex
pired following the Overflow switch alarm clear.
31 RESERVED
32 COMP 1 FRZSTAT OPEN S49
Compressor is off. Check freezestat, air flow, charge, coil, air filter and outside air
temperature.
33* STRIKE 3 COMP 1 FRZSTAT OPEN S49
Compressor is locked out. Check freezestat, air flow, charge, coil, air filter and out
side air temperature.
Number of occurrences is set using parameter 81 (MAX FREEZE SAT OCC). De
fault is 3 occurrences.
34 COMP 2 FRZSTAT OPEN S50
Compressor is locked out. Check freezestat, air flow, charge, coil, air filter and out
side air temperature.
35* STRIKE 3 COMP 2 FRZSTAT OPEN S50
Compressor is locked out. Check freezestat, air flow, charge, coil, air filter and out
side air temperature.
Number of occurrences is set using parameter 81 (MAX FREEZE SAT OCC). De
fault is 3 occurrences.
36 COMP 3 FRZSTAT OPEN S53
Compressor is locked out. Check freezestat, air flow, charge, coil, air filter and out
side air temperature.
37* STRIKE 3 COMP 3 FRZSTAT OPEN S53
Compressor is locked out. Check freezestat, air flow, charge, coil, air filter and out
side air temperature.
Number of occurrences is set using parameter 81 (MAX FREEZE SAT OCC). De
fault is 3 occurrences.
38 COMP 4 FRZSTAT OPEN S95
Compressor is locked out. Check freezestat, air flow, charge, coil, air filter and out
side air temperature.
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