68
Installation & Commissioning Guide PKY470-700 Tri-Capacity Package with CM100 Control
Doc. No.0525-032
Ver. 9 180921
FAULT DISPLAY CODES
CONTROLLER FAULT CODE DISPLAYS
CONTROL INTERFACE
(CP05 / CP10)
FUNCTION / FAULT
Discharge Temperature 1 /
High Pressure Comp 1 Fault
Temperature out of Range
Compressor 1 High Pressure
Discharge Temperature 2 /
High Pressure Comp 2 Fault
Temperature out of Range
Compressor 2 High Pressure
Compressor 1 LP Fault
Compressor 1 Low Pressure
Compressor 2 LP Fault
Compressor 2 Low Pressure
Outdoor Coil Temp 1 Fault
Temperature out of Range
Outdoor Coil Temp 2 Fault
Temperature out of Range
Room Air Temperature Sensor Fault
Temperature out of Range
Outside Air Temperature Sensor Fault
Temperature out of Range
Indoor Coil Sensor Fault
Temperature out of Range
Filter Alarm
Air Filter Timer Timed-Out
Anti-Freeze Protection
Indoor Coil
Temperature Too Low
OPTIONAL SOFT STARTER FAULT CODES
OPERATION MODE
ON-BOARD LED INDICATION
At first power Up
One per second for 10 seconds
Ready to Start
LED Off
Compressor Running
LED remains Off
Delay After Compressor Stop
One Blink per second for 50 secs, then LED Off
FAULT OPERATION
ON-BOARD LED INDICATION
Phase L1 Missing
LED Off
(No Lights and No Compressor Operation)
Compressor Winding Open
4 Blinks (in burst) for 50 secs,
then Comp. tries to start again.
Incorrect Phase Rotation
3 Blinks (in burst), Compressor will not try to start
Phase Lost or Low Voltage (less 200V)
3 Blinks (in burst), Compressor will not try to start
Compressor Winding Swapped
LED Off (Compressor runs noisy - clacking sound)
Compressor Failed to Start
2 Blinks for 4 minutes
