Si04-115
Trouble shooting
Service Diagnosis
77
5.12
Output Overcurrent
Remote
Controller
Display
L5
L5
L5
L5
Outdoor unit LED
Display
A
5
Method of
Malfunction
Detection
Detection of output overcurrent based on current flowing in Power transistor.
(Inverter direct current part)
Malfunction
Decision
Conditions
When output overcurrent enters microcomputer from output overcurrent detection circuit.
When error occurs 6 times, system shuts down.
Condition for error counter reset
When compressor operates for 5 minutes without output overcurrent.
Supposed
Causes
"
Overcurrent due to faulty power transistor.
"
Overcurrent due to faulty internal wiring.
"
Overcurrent due to supply voltage abnormality.
"
Overcurrent due to faulty PCB.
"
Overcurrent due to closed stop valve.
"
Overcurrent due to faulty compressor.
"
Overcurrent due to improper installation condition.
Содержание FTK25JV1NB9
Страница 10: ...Si04 115 List of Function 1 Part 1 List of Function 1 Functions 2 1 1 Indoor Unit and Outdoor Unit 2...
Страница 50: ...Si04 115 System Configuration 41 Part 5 System Configuration 1 Instruction 42 1 1 FTK25 35J FTX25 35J 42...
Страница 69: ...Instruction Si04 115 60 System Configuration...
Страница 134: ...Si04 115 For RK25J RK35J RX25J RX35J Removal Procedure 125 2 Slide the MID upward and release Step Procedure Points...
Страница 136: ...Si04 115 For RK25J RK35J RX25J RX35J Removal Procedure 127 4 Remove the fan motor Step Procedure Points...
Страница 145: ...For RK25J RK35J RX25J RX35J Si04 115 136 Removal Procedure...
Страница 146: ...Si04 115 Others 137 Part 8 Others 1 Others 138 1 1 Explanation 138...