Yaskawa Matrix Converter - Manual (Page 352)

Maintenance and Inspection
8-
5
2. Unscrew the mounting screws on the base board. Next loosen the other four screws, and push the base
board so that it slides down approximately 30 mm.
3. Pull the connector for the external cooling fan power cable out of the relay board. (board no. 3PCB, con-
nector no. CN26 and CN27)
Mounting screws for board base (top)
Board base
Mounting screws for
board base
Hole for sliding
board base
Connector for power lead
of external cooling fan
3PCB board
Hole for lead wire
Fan cover