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General| Brand | Mitsubishi Electric |
|---|---|
| Model | MUZ-G12SV |
| Category | Air Conditioner |
| Language | English |
Identifies and describes components of the indoor unit.
Identifies and describes components of the outdoor unit.
Lists accessories provided for the indoor unit.
Lists accessories provided for the outdoor unit.
Details technical specifications for indoor unit models.
Details technical specifications for outdoor unit models.
Lists specifications and rating conditions for indoor unit main electric parts.
Lists specifications and rating conditions for outdoor unit main electric parts.
Shows dimensional drawings and outlines for the MSZ-G09SV indoor unit.
Shows dimensional drawings and outlines for the MSZ-G12SV indoor unit.
Shows dimensional drawings and outlines for outdoor units.
Shows dimensional drawings and outlines for the MSZ-G20SV indoor unit.
Shows dimensional drawings and outlines for the MUZ-G20SV outdoor unit.
Provides wiring diagrams for indoor unit models.
Provides wiring diagrams for outdoor unit models.
Shows the refrigerant system for MSZ-G09SV indoor units.
Shows the refrigerant system for MUZ-G09SV outdoor units.
Shows the refrigerant system for MSZ-G12SV indoor units.
Shows the refrigerant system for MUZ-G12SV outdoor units.
Shows the refrigerant system for MSZ-G20SV indoor unit.
Shows the refrigerant system for MUZ-G20SV outdoor unit.
Details maximum refrigerant piping lengths and sizes.
Displays performance curves for the indoor unit.
Displays performance curves for the outdoor unit.
Explains how to measure temperature differences for performance analysis.
Details low pressure and current for cool operation.
Details low pressure and current for heat operation.
Explains the functions and operation of the wireless remote controller.
Describes the indoor unit display section and operation indicators.
Details the "I FEEL CONTROL" operation mode and its features.
Details fan speed control and frost prevention in COOL mode.
Details fan speed and compressor control in DRY mode.
Explains fan speed, cold air prevention, warm air, and flow soft controls in HEAT mode.
Explains feedback control for fan motor rotational frequency.
Describes the protection mechanism for fan motor lock-up.
Details the operation and control of the horizontal vane.
Explains automatic vane angle determination for optimal distribution.
Explains dew prevention function for vane angle adjustment.
Details the vertical vane swing mode operation.
Explains horizontal airflow control via the SWING button.
Details vane angle changes for cold air prevention in HEAT operation.
Details swing operation characteristics within ECONO COOL mode.
Provides step-by-step instructions for setting the timer.
Explains how to cancel timer settings.
Outlines the operational frequency control of the outdoor unit.
Explains frequency control based on room and set temperature difference.
Explains the concept of optimal voltage control for the compressor.
Details how to determine the optimal voltage for compressor efficiency.
Explains the basic control mechanisms of the expansion valve (LEV).
Details standard specifications and general operation of LEV control.
Explains LEV opening correction based on discharge temperature.
Shows the circuit block diagram for indoor fan motor control.
Explains the control system logic for the indoor fan motor.
Explains the functions and operation of the wireless remote controller.
Describes the indoor unit display section and operation indicators.
Illustrates operation time charts for various modes.
Details fan speed control and frost prevention in COOL mode.
Explains temperature control buttons and fuzzy control logic.
Details fan speed and compressor control in DRY mode.
Explains fan speed, cold air prevention, warm air, and flow soft controls in HEAT mode.
Explains outdoor fan speed control based on ambient temperature.
Shows the relationship between compressor frequency and fan speed.
Explains feedback control for fan motor rotational frequency.
Describes the protection mechanism for fan motor lock-up.
Details the operation and control of the horizontal vane.
Explains automatic vane angle determination for optimal distribution.
Explains dew prevention function for vane angle adjustment.
Details the vertical vane swing mode operation.
Explains horizontal airflow control via the SWING button.
Details vane angle changes for cold air prevention in HEAT operation.
Details swing operation characteristics within ECONO COOL mode.
Provides step-by-step instructions for setting the timer.
Explains how to cancel timer settings.
Shows the outline drawing of the main power supply circuit.
Explains the main power supply circuit structure.
Explains power factor improvement for the power supply.
Details the elimination of electrical noise.
Explains the Intelligent Power Module (IPM).
Outlines the operational frequency control of the outdoor unit.
Explains frequency control based on room and set temperature difference.
Explains the concept of optimal voltage control for the compressor.
Details how to determine the optimal voltage for compressor efficiency.
Explains the basic control mechanisms of the expansion valve (LEV).
Details standard specifications and general operation of LEV control.
Explains LEV opening correction based on discharge temperature.
Lists conditions required to enter heat defrosting mode.
Details the defrosting operation sequence.
Lists conditions required to finish defrosting mode.
Explains compressor ON/OFF control based on discharge temperature.
Details compressor operation frequency control based on discharge temperature.
Explains outdoor fan speed control based on operating units and frequency.
Shows the relationship between compressor frequency and fan speed.
Explains how to change the defrost setting by modifying a jumper wire.
Describes the TIMER SHORT MODE for service purposes.
Details P.C. board modifications for individual unit operation with multiple controllers.
Explains the procedure to enable the AUTO RESTART FUNCTION.
Provides safety precautions and checks before troubleshooting.
Outlines the general steps for troubleshooting.
Provides instructions on how to replace remote controller batteries.
A table listing indoor unit troubleshooting symptoms and checks.
Details self-check symptoms, detection methods, and checkpoints for indoor units.
Lists criteria for diagnosing compressor issues.
Lists criteria for diagnosing indoor fan motor issues.
Lists criteria for inner fuse and protector issues.
Lists criteria for motor and sensor components.
Method to check for open phase in the inverter/compressor.
Procedure to check the transistor module.
Procedure to check the compressor winding resistance.
Procedure to measure compressor operation time for diagnosis.
Shows test points and voltage measurements for the indoor P.C. board.
Shows test points for the power monitor/receiver P.C. board.
Provides a test point diagram for the receiver P.C. board.
Instructions for removing the indoor unit front panel.
Instructions for removing the indoor unit's electronic control and receiver P.C. boards.
Instructions for removing the electrical box from the indoor unit.
Instructions for removing the indoor unit's vane motor.
Instructions for removing the indoor unit's fan and fan motor.
Instructions for removing the front panel of the MSZ-G20SV indoor unit.
Instructions for removing P.C. boards from the indoor unit.
Instructions for removing the electrical box from the indoor unit.
Instructions for removing the indoor unit's vane motor.
Instructions for removing the indoor unit's fan and fan motor.
Instructions for removing the outdoor unit cabinet.
Instructions for removing the outdoor unit inverter assembly.
Instructions for removing the outdoor unit noise filter P.C. board.
Instructions for removing the outdoor unit relay P.C. board.
Instructions for removing the outdoor unit electronic control P.C. board.
Instructions for removing the outdoor unit fan motor.
Instructions for removing the compressor and related components.
Instructions for removing the outdoor unit's back panel.
Instructions for removing the outdoor unit inverter assembly.
Instructions for removing the outdoor unit electronic control P.C. board.
Instructions for removing the outdoor unit noise filter.
Instructions for removing the outdoor unit R.V. coil.
Instructions for removing defrost and discharge temperature thermistors.
Instructions for removing the fin temperature thermistor.
Instructions for removing the outdoor unit fan motor.
Lists structural parts for the indoor unit with part numbers.
Lists heat exchanger parts for the indoor unit.
Details the optional air cleaning filter.
Details the optional deodorizing filter.
Describes the optional drain socket and its installation.
