FS-9120DN/9520DN
1-6-24
(2) Detaching and refitting the engine controller PWB
Follow the procedure below to detaching and refitting the engine controller PWB.
Procedure
1. Remove the eight screws and then remove
the rear cover.
Figure 1-6-50
2. Remove the thirteen screws and then remove
the controller-box cover.
Figure 1-6-51
3. Remove all (fifteen) connectors from the
engine controller PWB.
4. Remove six screws and then remove the
engine controller PWB.
5. Replace the engine controller PWB and refit
all the removed parts.
Figure 1-6-52
Controller-box cover
Engine controller PWB
Rear cover