York YCAL0080SC, YCAL0014SC manual Isn Operational And Fault Codes

FORM 150.62-NM1

TABLE 54 – ISN OPERATIONAL AND FAULT CODES

P56/58	OPERATIONAL CODE	P57/59	FAULT CODE
0	NO ABNORMAL CONDITION	0	NO FAULT
1	UNIT SWITCH OFF	1	VAC UNDERVOLTAGE
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
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 TEMPERATE
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(S) RUNNING	17	GROUND FAULT
18		18	MP /HPCO
19		19	LOW EVAPORATOR TEMPERATURE
20		20	INCORRECT REFRIGERANT
			PROGRAMMED
21		21	POWER FAILURE, MANUAL RESET
			REQUIRED
22		22	I/O BOARD FAILURE
23		23	OIL TEMP INHIBIT (LOW OIL TEMP)

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