Daikin RZQ Series FCQ20EVA Service Manual

Contents

SiME281501ETable of Contents ii4. Function Details ....................................................................................274.1 Indoor Unit..............................................................................................274.2 Outdoor Unit ...........................................................................................32Part 5 Field Setting ..................................................................... 481. Test Operation ......................................................................................491.1 Check Items before the Test Operation .................................................491.2 Test Operation........................................................................................492. Field Setting from Remote Controller....................................................512.1 Wired Remote Controller........................................................................512.2 Wireless Remote Controller ...................................................................522.3 Setting Contents and Code No. for Indoor Units ....................................532.4 Setting Contents and Code No. for Outdoor Units .................................573. Field Setting from Outdoor Unit PCB ....................................................603.1 Location of DIP Switch and BS Button ...................................................603.2 Field Setting for Outdoor Unit.................................................................614. Emergency Operation ...........................................................................674.1 Forced Operation ...................................................................................674.2 Emergency Operation when the Remote Controller is Lost ...................68Part 6 Service Diagnosis............................................................. 691. Maintenance Inspection ........................................................................711.1 Overview ................................................................................................712. Symptom-based Troubleshooting .........................................................742.1 Overview ................................................................................................742.2 Equipment does not Operate .................................................................752.3 Indoor Unit Fan Operates, but Compressor does not Operate ..............762.4 Cooling / Heating Operation Starts but Stops Immediately ....................772.5 After Unit Shuts Down, It cannot be Restarted for a While ....................782.6 Equipment Operates but does not Provide Cooling ...............................802.7 Equipment Operates but does not Provide Heating ...............................812.8 Equipment Discharges White Mist .........................................................822.9 Equipment Produces Loud Noise or Vibration .......................................832.10 Equipment Discharges Dust...................................................................842.11 Remote Controller LCD Displays "88" ....................................................843. Troubleshooting by LED Indications .....................................................853.1 Troubleshooting by LED on the Indoor Unit ...........................................853.2 Troubleshooting by LED on Outdoor Unit PCB ......................................854. Troubleshooting by Remote Controller .................................................864.1 Procedure of Self-diagnosis by Remote Controller ................................864.2 Error Codes and Description ..................................................................894.3 Safety Devices .......................................................................................904.4 Error of External Protection Device ........................................................914.5 Indoor Unit PCB Abnormality .................................................................924.6 Drain Water Level System Abnormality..................................................934.7 Indoor Unit Fan Motor Abnormality ........................................................954.8 Swing Flap Motor Abnormality / Lock.....................................................964.9 Abnormal Power Supply Voltage............................................................984.10 Drain System Abnormality......................................................................994.11 Capacity Setting Abnormality ...............................................................100