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Table of Contents
Troubleshooting
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Summary of Contents for innovair VEXUS EV10C2DB6
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Page 1: Troubleshooting Guide
VEXUS TROUBLESHOOTING GUIDE V E X U S EV10C2DB6 / H10C2MR63 V E X U S EV13C2DB6 / H13C2MR63 EV18C2DB6 / H18C2MR63 EV24C2DB6 / H24C2MR63 MINI SPLIT SYSTEM ©2015 Innovair Corporation. All Rights Reserved. www.innovair.com... -
Page 2: Troubleshooting
Indoor fan speed has been out of control Indoor room temperature sensor T1 open circuit or short circuit Evaporator coil temperature sensor T2 open circuit or short circuit Refrigerant leak detection error ☆（flash） O（light） X（off） ©2015 Innovair Corporation. All Rights Reserved. www.innovair.com... - Page 3 Zero crossing signal detection error diagnosis and solution Check if the connections and Correct the connections. Turn on the power supply is normal? unit when the power supply is good. Indoor main PCB is defective. Replace indoor main PCB. ©2015 Innovair Corporation. All Rights Reserved. www.innovair.com...
- Page 4 Replace the fan motor is normal through still existing, motor index 1? replace the main PCB Replace the main PCB. Check whether the main PCB is normal through index 2? malfunction is solved? ©2015 Innovair Corporation. All Rights Reserved. www.innovair.com...
- Page 5 Power on and set the unit running in fan mode at high fan speed. After running for 15 seconds, measure the voltage of pin1 and pin2. If the value of the voltage is less than 100V(208~240V power supply)or 50V(115V power supply), the PCB must has problems and need to be replaced. ©2015 Innovair Corporation. All Rights Reserved. www.innovair.com...
- Page 6 PCB. and table 2, is it normal? Replace the sensor and c h e c k i f t h e p r o b l e m happen again? ©2015 Innovair Corporation. All Rights Reserved. www.innovair.com...
- Page 7 PCB connected correctly? Change the indoor main PCB. Change the outdoor main PCB. Power on. Is the error extinguished? Power on. Is the error extinguished? Change the outdoor main PCB. Change the indoor main PCB. ©2015 Innovair Corporation. All Rights Reserved. www.innovair.com...
- Page 8 Repair the leakage and recharge the refrigerant. Is there any block i n g ? (Such as the capillary or the welded points of the pipes.) Clear the blocking. ©2015 Innovair Corporation. All Rights Reserved. www.innovair.com...
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