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Part. 14000001 Rev. 04//2021 ®/™ ©2021 Unity Laundry Systems. All rights reserved.
ALARM
11.0 CLEARING / RESETING THE ALARM
When error occurs, the controller will signal an alarm automatically with audible sound. Pressing <Start> button will stop
audible alarm sound. Press <Start> button again after troubleshooting. If the error has been resolved or can be ignored, the
computer will go back to “open” or “close” or “locked” status. Or else the controller will alarm again.
11.1 ALARM INFORMATION AND TROUBLESHOOTING
NO. ALARM NAME TROUBLESHOOTING
#1 DoorStat Error Please check the door switch or door pin
#3 Over shock Please check if the load in the machine is too small or too large
#5 Emergency Stop Please check Emergency stop is released
#6 Door Pin Err Please check door pin or Lock release cord
#7 Inverter error Please check the inverter, or check the input of inverter
#9 Error level sensor Have not adjusted the level sensor, please contact Unity at 1-800-484-3013
#10 Temp sensor of water Please check temperature sensor of water
#11
Temp sensor of
inverter
Please check temperature sensor of inverter
#14 Overtimeofll Can’treachthesetlevelintime.Pleasecheckthellvalve,orcheckthelevelsensor
#15 Overtime of heat Can’treachthesettemperatureintime.Pleasecheckthedeviceofheat,orcheckthetemperaturesensor
#16 Overtime of drain There is remaining water in drum. Please check the drain valve
#17 Lubrication time
The times of run can be browsed and be cleared by pressing [START] button for 3 seconds from startup
screen
#18 Invt comm overtime Unable to receive replay data from inverter. Please check power inverter or the parameter of the inverter
#19 Inv com err Please check electrical connection and ground
#20 PUNP inverter error Please contact Unity at 1-800-484-3013
#21 High temp of invt Clean lint inside machine and check the inverter fan
#33 PUNP inverter alarm Please contact Unity at 1-800-484-3013
#34 Clear lint of invt Clean lint inside machine and check the inverter fan
#49 Bkbd comm overtime Unable to receive replay data from I/0 Board. Please check the wiring between HMI and I/0 Board
#50 Bkbd com err Please check electrical connection and ground.
#51 Parameter error Please contact Unity at 1-800-484-3013
#52 Program error Please contact Unity at 1-800-484-3013
#53 Controller failure Please contact Unity at 1-800-484-3013