Removal
1) Push the hooks from above and remove the fan
cover.
3.7K or less
2) Disconnect the fan connectors.
3) Remove the fan.
3.7K or less
Fan cover
Example for FR-E740-3.7K
Fan connection
connector
Fan
5.5K or more
5.5K or more
Example for FR-E740-5.5K
Inspection items
Fan cover
Fan
Fan connection
connector
303
6