Daikin ZQG71~140L7V1B Service Manual

Also see for RZQG71~140L7Y1B: Service manual

Contents

ESIE12-06ii Table of Contents3.1 Indoor Unit..............................................................................................483.2 Outdoor Unit ...........................................................................................52Part 6 - Field Setting.....................................................................711. Test Operation ......................................................................................721.1 Pre-run Checks ......................................................................................721.2 Remote Controller Confirmation.............................................................721.3 Test Run.................................................................................................731.4 Precautions Regarding Test Run ...........................................................731.5 Failure Diagnosis at the Moment of First Installation .............................742. Field Setting from Remote Controller....................................................752.1 Wired Remote Controller........................................................................752.2 Wireless Remote Controller ...................................................................782.3 Settings Contents and Code No. for Indoor Units ..................................792.4 Overview of the Field Setting on the Outdoor Units ...............................842.5 Quiet (Low Noise) Operation..................................................................852.6 I-Demand Function.................................................................................872.7 Setting for Low Humidity Application......................................................882.8 Defrost Start Setting ...............................................................................923. Field Setting from Outdoor Unit PCB ....................................................933.1 Location of DIP Switch and BS Button ...................................................933.2 Field Setting for Outdoor Unit.................................................................944. Emergency Operation .........................................................................1044.1 Forced Operation .................................................................................104Part 7 - Service Diagnosis ..........................................................1071. Maintenance Inspection ......................................................................1091.1 Overview ..............................................................................................1092. Symptom-based Troubleshooting .......................................................1112.1 Overview ..............................................................................................1112.2 Equipment does not Operate ...............................................................1122.3 Indoor Unit Fan Operates, but Compressor does not Operate ............1142.4 Cooling / Heating Operation Starts but Stops Immediately ..................1162.5 After Unit Shuts Down, It cannot be Restarted for a While ..................1172.6 Equipment Operates but does not Provide Cooling .............................1192.7 Equipment Operates but does not Provide Heating .............................1212.8 Equipment Discharges White Mist .......................................................1232.9 Equipment Produces Loud Noise or Vibration .....................................1242.10 Equipment Discharges Dust.................................................................1252.11 Remote Controller LCD Displays "88" ..................................................1262.12 Swing Flap does not Operate...............................................................1273. Troubleshooting by LED Indications ...................................................1293.1 Troubleshooting by LED on the Indoor Unit .........................................1293.2 Troubleshooting by LED on Outdoor Unit PCB ....................................1294. Troubleshooting by Remote Controller ...............................................1304.1 Procedure of Self-diagnosis by Remote Controller ..............................1304.2 Error Codes and Description ................................................................1344.3 Safety Devices .....................................................................................1354.4 Indoor Unit PCB Abnormality ...............................................................1364.5 Drain Water Level System Abnormality................................................137