Data Sheet for Product

Siemens Building Technologies, Inc. Page 5 of 8
Document No. 127-0007
Table 4. Fault Codes (Point 44).
Value Description
0 None
1 Liquid Line Sensor Failure
2 Entering Evaporator Sensor Failure
3 Leaving Condenser Sensor Failure
4 Low Discharge Superheat
5 High Discharge Superheat
7 Outside Air Temperature Sensor Problem
8 High Condenser Pressure No Load
9 High Condenser Pressure Unload
10 Low Evaporator Pressure Unload
11 Condenser Freeze Protect
12 Evaporator Freeze Protect
13 Evaporator Pump 1 Fail
14 Evaporator Pump 2 Fail
15 Condenser Pump 1 Fail
16 Condenser Pump 2 Fail
17 No Pump Down
18 Low Evaporator Pressure Shutdown
20 Pre-purge Fail
23 High Discharge Temperature
24 High Condenser Pressure
25 Mechanical High Condenser Pressure
26 High Motor Temperature
27 Starter Fault
28 No Transition
29 No Evaporator Flow
30 No Condenser Flow
31 High Motor Current
32 No Liquid Run
33 No Super Heat Drop
34 High Discharge Superheat
35 Evaporator Pressure Sensor Failure
36 Entering Condenser Sensor Failure Shutdown
38 Discharge Temperature Sensor Failure
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