SM830035
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4. Service procedures
4. SERVICE PROCEDURES
4-1 Troubleshooting .............................................................................................62
(1) Check before and after Troubleshooting ................................................ 63
(2) General Troubleshooting Flow Chart: Diagnosis and Remedy .............. 65
(3) Meanings of alarm messages ................................................................ 67
(4) LED Indication on the Outdoor Unit’s P.C.B. Ass’y ................................ 69
(5) Symptoms and parts to inspect .............................................................. 70
(6) Procedures When a Specific Component Does Not Work ..................... 80
(7) Service Functions of Remote Controller................................................. 82
4-2 Checking the Electrical Components ............................................................ 95
(1) Measurement of Insulation Resistance .................................................. 95
(2) Checking the Protective Devices............................................................ 97
(3) Checking the Electrical Parts ................................................................. 98
(4) Sensor and Solenoid Layout Diagram.................................................. 101
(5) Thermistor Characteristic Curve........................................................... 103
(6) PCB Setting...........................................................................................104
(7) R.C Address Setting Method................................................................ 105
(8) Automatic Address Setting Method ...................................................... 106
(9) Displaying Indoor / Outdoor Unit Combination Numbers ..................... 106
(10) Items to Check Prior to Test Run ......................................................... 107
(11) Test Run Procedure ..............................................................................108
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