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General| Brand | Mitsubishi Heavy Industries |
|---|---|
| Model | FDU Series |
| Category | Air Conditioner |
| Language | English |
Details operation control via wired (RC-EX3A, RC-E5) and wireless remote controls.
Explains operation control functions, CPU reset, and power failure compensation.
Covers auto operation, cooling/heating switching, and fan control for FDT/FDU/FDUM/FDE series.
Details outdoor control functions like compressor speed, fan control, and protection.
Provides maintenance data and diagnostics for FDT, FDU, FDUM, FDE series.
Details microcomputer circuit diagnostics, error codes, and troubleshooting steps.
Details troubleshooting steps, error codes, and PCB replacement for indoor units.
Provides safety precautions and steps for replacing the outdoor unit control PCB.
Provides troubleshooting flowcharts and a list of common troubles with reference pages.
Describes unit ON/OFF button and auto restart function for SRK series.
Details high power and economy operation modes for SRK series.
Explains flap, louver, and 3D auto control functions for SRK series.
Details timer operations and night setback feature for SRK series.
Covers heating operation overview and automatic operation mode determination.
Details dew prevention, frost prevention, and high pressure protection controls.
Provides wiring diagrams for various indoor unit types: Ceiling cassette, Duct-connected, Suspended.
Shows the electrical wiring diagram for the wall mounted type (SRK) indoor unit.
Provides wiring diagrams and specifications for outdoor units FDC90VNP-W, 100VNP-W.
Shows the piping system diagram and protective device points for FDT/FDU/FDUM/FDE series.
Shows the piping system diagram and protective device points for SRK series.
