Interval Task
Every 50 hours or once a year,
whichever occurs first.
Perform all 25 hour maintenance
items.
Shift cable and linkage ‑ Lubricate
and inspect for loose, damaged, or
missing parts.
Engine coupler and universal joint
shaft splines and O‑rings ‑
Lubricate.
Sterndrive unit ‑ Oil change.
Sterndrive unit universal joint cross
bearings ‑ Inspect and lubricate.
Gimbal ring clamping screws ‑
Retorque to 67–74 Nm
(50–55 lb‑ft).
Gimbal bearing ‑ Lubricate.
Transom gimbal housing assembly
swivel shaft and gimbal bearing ‑
Lubricate.
Engine driveshaft ‑ Lubricate
(driveline models).
Engine output shaft bearings ‑
Lubricate (driveline models).
Input shaft/rear bearing support
block bearing ‑ Lubricate (driveline
models).
Steering system ‑ Lubricate and
inspect for loose, damaged, or
missing parts.
Propeller shaft ‑ Inspect for
bending.
MAINTENANCE
eng 51
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