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General| Brand | Friedrich |
|---|---|
| Model Number | FPHMR18A3A |
| Energy Efficiency Ratio (EER) | 12.0 |
| Refrigerant | R-410A |
| Cooling Capacity | 18, 000 BTU |
| Operating Modes | Cool, Heat, Fan, Auto |
Provides crucial safety guidelines for installation and repair personnel.
Lists electrical safety procedures like shutting off power and proper grounding.
Warns against operating equipment during construction to avoid premature failure.
Warns against disabling safety devices, which can lead to severe injury or death.
Explains the model number breakdown for identification purposes.
Illustrates physical aspects of indoor units (Duct, Cassette) and outdoor units.
Details performance ratings, electrical data, and dimensions for wall-mounted units.
Details performance ratings, electrical data, and dimensions for cassette units.
Provides performance ratings, electrical data, and dimensions for concealed ducted units.
Details performance ratings, operating ranges, and electrical data for outdoor units.
Illustrates dimensions and provides a table for wall-mounted indoor units.
Provides dimensional diagrams and a table for ducted indoor units (9k, 12k, 18k).
Presents cooling capacity data (TC, SHC, PI) for Non-Ducted Fphmr18a3a.
Presents cooling capacity data (TC, SHC, PI) for Ducted Fphmr18a3a.
Presents cooling capacity data (TC, SHC, PI) for Mixed Fphmr18a3a.
Presents cooling capacity data (TC, SHC, PI) for Non-Ducted Fphmr36a3a.
Presents heating capacity data (TC, PI) for Ducted Fphmr36a3a.
Presents heating capacity data (TC, PI) for Mixed Fphmr36a3a.
Presents cooling capacity data for Single Zone Cassette units.
Illustrates the refrigerant cycle for 24k and 36k outdoor units.
Details electrical wiring diagrams and recommended wire sizes for 24k and 36k outdoor units.
Explains how to calculate correction factors based on piping length and height difference.
Explains how heating capacity is corrected considering frost and defrosting operation.
Identifies and describes the function of indicators and buttons on the display panel.
Details the functions and buttons of the remote controller.
Explains the operation of LEDs, error codes, and manual controls for the indoor unit.
Explains the operation of Sleep mode in Cooling, Heating, and Dry modes.
Explains how the system automatically switches modes based on room temperature.
Details the conditions for activating and ending the defrost operation.
Details piping connections to the outdoor unit and provides a torque table for tightening.
Covers piping work, refrigerant charge, and maximum allowed length/height for 24k and 36k units.
Details the steps for nitrogen pressure test, vacuum tests, and system charging.
Lists items to check after installation and their potential malfunctions.
Details system checks, indoor unit checks, and outdoor unit checks for test operation.
Explains how to install the fresh air intake for Duct and Cassette units.
Provides step-by-step instructions for cleaning the front panel and shell.
Details steps for cleaning and reinstalling the air filter.
Guides on removing components for cleaning the front shell, air duct, and fan.
Illustrates the appearance and identifies key parts of 2-way and 3-way service valves.
Details the valve positions for pumping down during refrigerant transfer.
Explains valve positions and actions for evacuation during servicing.
Details the procedure for charging the system with refrigerant, including precautions.
Guides through the steps for removing and replacing the compressor and motor in a 24k outdoor unit.
Details the steps for replacing the fan motor in 9k, 12k, and 18k cassette units.
Details the removal and installation steps for the condensate pump.
Lists resistance values for indoor coils and room sensors at various temperatures.
Lists resistance values for outdoor compressor temperature sensors at various temperatures.
Explains how to test compressor winding resistance and common signs of faulty compressors.
Details testing the resistance of the main winding and DC voltage test for fan motors.
Explains how to adjust static pressure settings for duct type units using the remote controller.
Guides on connecting the wired controller and changing system parameters via the LCD.
Explains how to check outdoor running parameters using the 7-segment display and its buttons.
Explains how to test jumper terminals on the control board to check external unit operation.
Details voltage and current protection conditions, actions, and release criteria.
Explains how to judge connecting terminals, measure resistance, and notes on compressor handling.
Details steps to determine wiring correctness, loose connections, and voltage fluctuations.
Describes fault codes indicated by LED lamps on the display panel and wiring.
Provides a table of indoor unit fault codes, possible reasons, and how to deal with them.
Explains how fault codes are displayed on the control board and drive board.
Shows the electrical wiring diagram for 7k wall-mounted units.
Provides electrical wiring diagrams and a table for components in ducted units.
Provides electrical wiring diagrams and a table for components in cassette units.
Shows the electric wiring diagram for 24k outdoor units.
Shows the electric wiring diagram for 36k outdoor units.
Illustrates and labels components of the 18K outdoor condenser.
Lists part numbers, descriptions, and used on models for the 18K outdoor condenser.
Illustrates and labels components of the 24K outdoor condenser.
Illustrates and labels components of the 36K outdoor condenser.
Lists part numbers, descriptions, and used on models for the 36K outdoor condenser.
Illustrates and labels components of the 7k wall-mounted indoor unit.
Lists part numbers, descriptions, and used on models for the 7k wall-mounted indoor unit.
Illustrates and labels components of the 9K and 12K indoor cassette units.
Lists part numbers, descriptions, and used on models for the 9K and 12K indoor cassette units.
Illustrates and labels components of the 24K indoor cassette unit.
Lists part numbers, descriptions, and used on models for the 24K indoor cassette unit.
Illustrates and labels components of the 9K, 12K ducted indoor units.
Lists part numbers, descriptions, and used on models for 9K, 12K ducted indoor units.
Illustrates and labels components of the 18K ducted indoor unit.
Lists part numbers, descriptions, and used on models for the 18K ducted indoor unit.
Offers a reference sheet for converting between Celsius and Fahrenheit temperatures.
Details the method for expanding pipes, including cutting, burr removal, and insulation.
Details the wired wall controller option for Floating Air Premier and Pro models.
Lists required decorative grilles for ceiling cassette models.
Details the five-year warranty for Friedrich products, excluding labor costs.
Details the seven-year compressor warranty, excluding labor for replacement.
Advises users on obtaining service, exclusions, and state-specific warranty rights.
Lists damages not covered by warranty and limitations on implied warranties.
Lists contact information for authorized parts depots.
Provides contact information for Friedrich Air Conditioning Co.
