SM830034
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4. Service procedures
4. SERVICE PROCEDURES
4-1 Troubleshooting .............................................................................................58
(1) Check before and after Troubleshooting ................................................ 59
(2) General Troubleshooting Flow Chart: Diagnosis and Remedy .............. 61
(3) Meanings of alarm messages ................................................................ 63
(4) LED Indication on the Outdoor Unit’s P.C.B. Ass’y ................................ 65
(5) Symptoms and parts to inspect .............................................................. 66
(6) Procedures When a Specific Component Does Not Work ..................... 76
(7) Service Functions of Remote Controller................................................. 78
4-2 Checking the Electrical Components ............................................................ 92
(1) Measurement of Insulation Resistance .................................................. 92
(2) Checking the Protective Devices............................................................ 94
(3) Checking the Electrical Parts ................................................................. 95
(4) Sensor and Solenoid Layout Diagram.................................................... 98
(5) Thermistor Characteristic Curve........................................................... 100
(6) PCB Setting...........................................................................................101
(7) R.C Address Setting Method................................................................ 102
(8) Automatic Address Setting Method ...................................................... 103
(9) Displaying Indoor / Outdoor Unit Combination Numbers ..................... 103
(10) Items to Check Prior to Test Run ......................................................... 104
(11) Test Run Procedure ..............................................................................105
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