Yaskawa Matrix Converter - Manual (Page 356)

Maintenance and Inspection
8-
9
„ 45 kW 200 V and 400 V classes and 75 kW 400 V class
1. Remove the terminal cover and the front cover.
2. Pull the connectors for the external cooling fan and the circulation fan power cables out of the relay board
for the external cooling fan and the circulation fan power.
Circulation fan: board no.3PCB, connector no. CN28
External cooling fan: board no. 6PCB, connector no. CN26 and CN27
Mounting screws for front cover
Front cover
Terminal cover
Mounting screws for terminal cover
Connector for power lead
of external cooling fan
Connector for power lead
of circulation fan 3PCB board
6PCB board
Fan cover
Hole for lead wire