Furuno 1622 Service Manual page 22

4.2!Replacement of Major Parts
STS Belt and Motor
1. Unscrew four M3(8 screws (() fixing the bearing retainer.
2. Remove the radiator assembly.
3. Replace the belt (or motor) with new one.
No tension adjustment of the belt is necessary.
4. Assemble the unit by reversing above steps.
Figure 4-7.
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