Table Of Contents - Mitsubishi Electric MUZ-FS06NA Service Manual

Table of Contents

Table Of Contents1
Technical Changes2
Part Names And Functions3
Specification4
Test Condition5
Operating Range5
Power Supply5
Operation5
Outlines And Dimensions6
Wiring Diagram8
Muz-Fs06Na Muz-Fs09Na Muz-Fs12Na8
Muz-Fs15Na Muz-Fs18Na9
Muz-Fs15Nah Muz-Fs18Nah9
Refrigerant System Diagram10
Max. Refrigerant Piping Length11
Max. Height Difference11
Additional Refrigerant Charge11
Data12
Performance Data12
Cooling Capacity12
Cooling Capacity Corrections13
Heating Capacity Corrections13
Heating Capacity14
Performance Curve15
Condensing Pressure17
Muz-Fs09Na Muz-Fs09Nah17
Muz-Fs12Na Muz-Fs12Nah17
Muz-Fs06Na Muz-Fs06Nah17
Muz-Fs15Na Muz-Fs15Nah18
Muz-Fs18Na Muz-Fs18Nah18
Muz-Fs06Na Muz-Fs06Nah Muz-Fs09Na Muz-Fs09Nah18
Standard Operation Data20
Capacity And Input Correction By Inverter Output Frequency21
Correction Of Cooling Capacity21
Correction Of Cooling Total Input21
Correction Of Heating Capacity21
How To Operate Fixed-Frequency Operation22
Correction Of Heating Total Input22
Actuator Control23
Outdoor Fan Motor Control23
R.v. Coil Control23
Relation Between Main Sensor And Actuator23
Service Functions24
Change In Defrost Setting24
Pre-Heat Control Setting24
Troubleshooting25
Before Troubleshooting25
Failure Mode Recall Function26
Outline Of The Function26
Blinking Pattern When The Indoor Unit Is Abnormal26
Flow Chart Of The Detailed Outdoor Unit Failure Mode Recall Function27
Releasing The Failure Mode Recall Function27
Deleting The Memorized Abnormal Condition27
Outdoor Unit Failure Mode Table28
Troubleshooting Check Table30
Troubleshooting Criterion Of Main Parts32
Measure The Resistance With A Tester32
Troubleshooting Flow33
How To Check Inverter/Compressor33
Check Of Open Phase33
Check Of Compressor33
Check Of Compressor Winding34
Check Of Compressor Operation Time34
Check Of Compressor Start Failure34
Check Of Outdoor Thermistors35
Muz-Fs06/09/1235
Muz-Fs15/1835
Check Of R.v. Coil36
Unit Operates In Cool Mode Even If It Is Set To Heat Mode36
Unit Operates In Heat Mode Even If It Is Set To Cool Mode36
Check Of Outdoor Fan Motor37
Check Of Power Supply38
Check Of Lev (Expansion Valve)39
Check Of Inverter P.c. Board40
How To Check Miswiring And Serial Signal Error41
Check Of Defrost Heater42
Check Of Outdoor Refrigerant Circuit42
Electromagnetic Noise Enters Into Tv Sets Or Radios43
Test Point Diagram And Voltage44
Inverter P.c. Board44
Back Side Of Unit44
Front Side Of Unit44
Disassembly Instructions46
"Terminal With Locking Mechanism" Detaching Points46
Removing The Cabinet46
Removing The Inverter Assembly, Inverter P.c. Board47
Removing R.v. Coil47
Removing The Discharge Temperature Thermistor48
Removing Outdoor Fan Motor49
Removing The Compressor And 4-Way Valve49
Removing The Inverter Assembly And Inverter P.c. Board51