York YCAS0130 manual Micro Panel Contents, Isn Operational And Fault Codes

Micro Panel Contents

FORM 201.19-NM1 (204)

TABLE 14 – ISN OPERATIONAL AND FAULT CODES

P56/58	C1 Operational Code	P57/59	C1 Fault Code
0	No Abnormal Condition	0	No Fault
1	Unit Switch Off	1	VAC Under Voltage
2	System Switch Off	2	Low Ambient Temperature
3	Lock - Out	3	High Ambient Temperature
4	Unit Fault	4	Low Leaving Chilled Liquid Temp
5	System Fault	5	High Discharge Pressure
6	Remote Shutdown	6	High Differential Oil Pressure
7	Daily Schedule Shutdown	7	Low Suction Pressure
8	No Run Permissive	8	High Motor Current
	Flow Switch Open (Euro CAT)
9	No Cool Load	9	LLSV Not On
10	Anti-Coincidence Timer Active	10	Low Battery Warning
11	Anti-Recycle Timer Active	11	High Oil Temperature
12	Manual Override	12	High Discharge Temperature
13	Suction Limiting	13	Improper Phase Rotation
14	Discharge Limiting	14	Low Motor Current / MP / HPCO
15	Current Limiting	15	Motor Current Unbalanced
16	Load Limiting	16	Low Differential Oil Pressure
17	Compressor Running	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

*The operational and fault codes are defined 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.

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