Daikin RWEYQ28PY1 Сервис мануал онлайн [324/342] 549196

Daikin RWEYQ30PY1 Сервис мануал онлайн [324/342] 549197
Si30-813 Method of Checking the Inverter’s Power Transistors and Diode Modules
Appendix 313
Power Transistor
IGBT (On Inverter
PC Board)
(Decision)
If other than given above, the power unit is defective and must be replaced.
Note: Above figures are measured by analogue tester. Make sure to set “Tester Range” to “x 1k”.
Diode Module
(Decision)
If other than given above, the diode module is defective and must be replaced.
Note: Above figures are measured by analogue tester. Make sure to set “Tester Range” to “x 1k”.
[In case of TL (3ph, 220V, 60Hz) power supply]
Please conduct following before checking
(1) Make the outside unit power off.
(2) Disconnect the electric wiring connected to the power transistor and diode module.

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