Table 14 - Isn Operational And Fault Codes - York YCAS0373SC Installation Operation & Maintenance

Micro Panel Contents
TABLE 14 – ISN OPERATIONAL AND FAULT CODES
P56/58
0 No Abnormal Condition
1 Unit Switch Off
2 System Switch Off
3 Lock - Out
4 Unit Fault
5 System Fault
6 Remote Shutdown
7 Daily Schedule Shutdown
No Run Permissive
8
Flow Switch Open (Euro CAT)
9 No Cool Load
10 Anti-Coincidence Timer Active
11 Anti-Recycle Timer Active
12 Manual Override
13 Suction Limiting
14 Discharge Limiting
15 Current Limiting
16 Load Limiting
17 Compressor Running
* The operational and fault codes are defi ned in table 14. Note that this table of fault and operational codes is for
all DX products. The codes that are grayed out are not used on this unit.
YORK INTERNATIONAL
C1 Operational Code P57/59 C1 Fault Code
0 No Fault
1 VAC Under Voltage
2 Low Ambient Temperature
3 High Ambient Temperature
4 Low Leaving Chilled Liquid Temp
5 High Discharge Pressure
6 High Differential Oil Pressure
7 Low Suction Pressure
8 High Motor Current
9 LLSV Not On
10 Low Battery Warning
11 High Oil Temperature
12 High Discharge Temperature
13 Improper Phase Rotation
14 Low Motor Current / MP / HPCO
15 Motor Current Unbalanced
16 Low Differential Oil Pressure
17 Ground Fault
18 MP / HPCO
19 Low Evaporator Temperature
20 Incorrect Refrigerant Programmed
21 Power Failure, Manual reset Required
22 I/O Board Failure
23 Low Superheat
24 Sensor Fault
25 Reprogram Unit Type
26 MP / HPCO Inhibit
27 Heat Recovery Select
FORM 201.19-NM5 (804)
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