Furuno CH-270, Service Manual

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5.5 Slip Ring Replacement
Disassembling
After removing the tilt gear box (see previous section), remove the followings parts until the
slip-ring is exposed as shown in Fig. 5.9.
1) Unplug all connectors on pcb 06P0158.
2) Remove the chassis plate (U) assembly, unscrewing four screws.
3) Unscrew two socket set-screws to remove the train gear.
4) Unscrew four screws to remove the chassis plate (D) assembly.
5) Remove the train signal pcb 06P0155 (2 pcs.).
6) Remove the train code disk assembly by unscrewing two socket set-screw.
7) Remove the carbon brush assembly.
Figure 5.8
8) Unsolder the leads of slip-ring assembly.
Figure 5.9