Troubleshooting – York R123 User Manual
Page 140
YORK INTERNATIONAL
140
FORM 160.55-O1 (604)
TABLE 1 – CAUSES OF NOR MAL AND SAFE TY SYS TEM SHUT DOWNS IN AC COR DANCE WITH THE
CONTROL CENTER DISPLAY - CONTINUED
SHUTDOWN CAUSE CON TROL CENTER DISPLAY GOVERNING CONTROL FUNCTION
DAY OF TIME CAUSE OF METHOD OF DESCRIPTION OPERATING POINT
WEEK OF DAY SHUTDOWN RESTART ON RISE ON FALL
MON. 10:00 AM Oil Pressure High Oil Pressure 60 PSID 59 PSID
Transducer Error Transducer or Low
Oil Pressure Transducer
Vane Motor Autostart Vane Motor Switch
Switch Open
MON. 10:00 AM Starter Motor Current >15% for 10
Malfunction seconds with Control Center
Detected not calling for motor to run.
MON. 10:00 AM Program Initiated Autostart Microboard
Reset
Replace RTC-IC RTC-IC Chip
Chip Reprogram
Setpoints
MON. 10:00 AM Low Oil Autostart Oil Temperature 71.0°F 55°F
Temperature Thermistor (RT3)
MON. 10:00 AM Faulty Discharge Discharge Temp. Thermistor 30.0°F 29.9°F
Temperature (RT2) disconnected or faulty
Sensor (min. system operating
temp. = 32°F)
MON. 10:00 AM Low Line Voltage SSS Logic Board See legend on
(SSS units only) wiring diagram.
MON. 10:00 AM Motor Phase SSS Logic Board See Section 2.
Current Unbalance
(SSS units only)
Troubleshooting