Daikin FTK(X)M-P Series Service Manual

Also see for FTKM18PVMK: Service manual Operation manual

Contents

Daikin FTK(X)M-P Series Service Manual Manual pdf 105 page image

SiMT041509E CheckService Diagnosis 905.13 Power Module CheckCheck No.22 Check to make sure that the voltage between (+) and (–) of the power module isapproximately 0 V before checking. Disconnect the compressor harness connector from the outdoor unit PCB. To disengage theconnector, press the protrusion on the connector. Follow the procedure below to measure resistance between the terminals of the powermodule and the terminals of the compressor with a multimeter. Evaluate the measurementresults referring to the following table.Positive terminal (+) ofdigital multimeter Power module(+) UVW Power module(–) UVWNegative terminal (–) ofdigital multimeter UVW Power module(+) UVW Power module(–)Resistance is OK. several kΩ ~ several MΩResistance is NG. 0 Ω or ∞W V UDC+DC–(R22378)