2005 Yamaha F90TR 90HP Outboards Factory Service Manual, Page 127Get this manual

2005 Yamaha F90TR 90HP Outboards Factory Service Manual, Page 127

Lower unit
Removing the lower unit
1Drain the gear oil
2Set the gear shift to the neutral position, and place block of wood between the anti-cavitation plate and propeller to keep the propeller from turning, and then remove the propeller nut and propeller
S6D86020

5Loosen the bolts (nuts), and then remove the lower unit from the upper case
WARNING

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