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Friedrich MW12C1H User Manual

Friedrich MW12C1H
88 pages
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SPLIT TYPE ROOM AIR CONDITIONER
WALL MOUNTED TYPE
Models
Indoor Unit
Outdoor Unit
Service and Parts Manual
MW09C1H
MR09C1H
MW12C1H
MR12C1H

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Friedrich MW12C1H Specifications

General IconGeneral
Cooling Capacity12, 000 BTU
Heating Capacity11, 000 BTU
Seasonal Energy Efficiency Ratio (SEER)15.0
RefrigerantR-410A
Dehumidification3.8 pints/hour
Fan Speeds3
Operating Frequency60 Hz
Power Supply115V, 60Hz
Amperage Cooling10.5 A
Watts Heating1, 200 W
CEER11.0

Summary

Model and Product Code

Model Identification

Details the complete, indoor, and outdoor unit model names.

Summary and Features

Key Unit Components

Displays the outdoor unit and remote control layout.

Important Safety Information

Personal Injury and Death Hazards

Electrical, refrigeration, and mechanical hazards with safety warnings.

Property Damage Hazards

Information on fire and water damage risks and preventative measures.

Specifications

Model Specifications (MR09C1H & MR12C1H)

Detailed technical data for both 09K and 12K BTU models.

Performance Data and Curves

Cooling/heating performance, frequency limits, capacity variation, and characteristic curves.

Noise Criteria

Graphs illustrating noise levels for indoor and outdoor units at different speeds.

Construction Views

Indoor Unit Exploded Diagram

Exploded diagram and dimensions for the indoor unit components.

Outdoor Unit Exploded Diagram

Exploded diagram and dimensions for the outdoor unit components.

Refrigerant System Diagram

Cooling Model Refrigerant Flow Path

Illustrates the refrigerant path and components for cooling.

Schematic Diagram

Electrical Data and Wiring Layouts

Wiring symbols, color codes, and circuit diagrams for units.

Control PCB Details (Indoor & Outdoor)

Detailed views and component identification of the indoor and outdoor unit PCBs.

Function and Control

Remote Control Operations Guide

Explains the use of each button on the remote control for unit operation.

Unit Operational Modes and Protections

Details on Cooling, Dry, Heating, Fan, and Auto modes, including protections.

Advanced Control Features

Covers ON/OFF, Mode Selection, Temperature Settings, Sleep, Fan Control, Display, and Protection functions.

Installation Manual

Installation Notices and Requirements

General installation warnings, placement guidelines, and electrical safety.

Indoor Unit Installation Procedure

Step-by-step guide for mounting the indoor unit, piping, and drain hose.

Outdoor Unit Installation and Testing

Procedures for wiring, purging, leakage tests, and condensate drainage.

Post-Installation Checks and Operation Test

Installation Verification Checklist

Checklist for ensuring correct installation before operation.

Operation Test Procedure

Steps to power on the unit and test cooling, heating, and fan modes.

Troubleshooting Guide

Troubleshooting Precautions and Initial Checks

Safety guidelines and initial confirmation steps before diagnosing issues.

Common Fault Diagnosis Flowcharts

Visual guides for identifying causes of startup failures and operational problems.

Error Code and Indicator Status Interpretation

Explains LED indicators and error codes for fault identification.

Specific Component Troubleshooting

Detailed checks for capacitor faults, IPM protection, and compressor issues.

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