Eh 60/Eh 61/Ec 53/Ec 52/Ec 54/Ec 56 (Open Circuit Or Short Circuit Of Temperature Sensor Diagnosis And Solution) - MrCool DIY E Star Series Troubleshooting Manual

7.5 EH 60/EH 61/EC 53/EC 52/EC 54/EC 56 (Open circuit or short circuit of temperature
sensor diagnosis and solution)
Description: If the sampling voltage is lower than 0.06V or higher than 4.94V, the LED displays the failure code.
Recommended parts to prepare:
• Connection wires
• Sensors
• PCB
Troubleshooting and repair:
Check the connection between
temperature sensor and PCB .
Is it properly wired?
YES
Measure the resistance value
of the sensor .
Is it within acceptable
parameters?
YES
Replace indoor PCB (EH 60/EH 61) or
outdoor PCB (EC 53/EC 52/EC 54/EC 56)
Troubleshooting 25
NO Ensure proper connections .
NO Replace the sensor .