Description
Nm
lb‑in.
lb‑ft
Outboard mounting locknuts and
bolts ‑ standard boat transom
75
55
Outboard mounting locknuts and
bolts ‑ metal lift plates and setback
brackets
122
90
•
Check corrosion control anodes. Check more frequently when used in
saltwater. See
Corrosion Control Anode
.
•
Drain and replace gearcase lubricant. See
Gearcase Lubrication
.
•
Inspect battery. See
Battery Inspection
.
•
In saltwater usage, remove spark plugs and apply a thin coating of
Anti‑Seize Compound only on the threads of the spark plugs. Reinstall
spark plugs. See
Spark Plug Inspection and Replacement
.
Tube Ref
No.
Description
Where Used
Part No.
81
Anti-Seize
Compound
Spark plug threads
92-898101385
•
Check wiring and connectors.
•
Check tightness of bolts, nuts, and other fasteners.
•
Check cowl seals to ensure seals are intact and not damaged.
•
Check internal cowl sound reduction foam (if equipped) to ensure foam is
intact and not damaged.
•
Check that the intake silencer (if equipped) is in place.
•
Check that the idle relief muffler (if equipped) is in place.
•
Check for loose hose clamps and rubber boots (if equipped) on the air
intake assembly.
EVERY 300 HOURS OF USE OR THREE YEARS
•
Check power trim fluid. See
Checking Power Trim Fluid
.
•
Replace water pump impeller (more often if overheating occurs or
reduced water pressure is noted).
1.
•
Lubricate the splines on the upper driveshaft.
1.
•
Replace alternator drive belt. See
Alternator Drive Belt Inspection
.
1.
BEFORE PERIODS OF STORAGE
•
See
Storage
section.
MAINTENANCE
62
eng
Summary of Contents for 150 FourStroke
Page 2: ...eng ...
