Daily Inspection - TOHATSU M 9.9 Owner's Manual

1. Daily inspection

Perform the following checks before
and after use.
Item
• Check the amount of fuel in the tank.
Fuel System • Check for debris or water in the fuel filters.
• Check the rubber hoses for fuel leakage.
• Check that the main switch functions normally.
• Check that the battery electrolyte level and specific gravity
are normal.
Electrical • Check for loose connections on the battery terminal.
Equipment • Check that the stop switch functions normally and make
sure the lock plate is there.
• Check cords for loose connections and damage.
• Check the spark plugs for dirt, wear and carbon build-up.
• Check that the choke solenoid and valve for the carburetor
Choke and function normally.
Throttle System • Check if the carburetor and magneto work normally when
turning the throttle grip, and check links for looseness.
• Check the rope for wear and chafing.
Recoil Starter
• Check the ratchet engagement.
• Check that clutch engages correctly when operating the
Clutch and shift lever and remote control.
Propeller • Visually check propeller for bent or damaged blades.
System • Check the propeller nut is tightened and the split pin is
present.
• Check all the bolts attaching the motor to the boat.
Installation of
• Check the thrust rod installation.
Motor
• Check that cooling water is discharged from the cooling
Cooling Water
water check port after the engine has started.
• Check that there are tools and spare parts for replacing
Tools and Spares
spark plugs, the propeller, etc.
• Check that you have the spare rope.
• Check the operation of the steering handle and remote
Steering Devices
control.
• Check if the anode and trim tab are securely installed.
Other Parts • Check the anode and trim tab for corrosion and
deformation.
INSPECTION AND MAINTENANCE
Do not use outboard motor on which any
abnormality is found during pre-operation
check or it could go into trouble during
cruising potentially leading to accident.
Points to Check
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Action
Replenish
Clean or replace
Replace
Replace
Replenish or recharge
Retighten
Remedy or replace
Correct or replace
Clean or replace
Replace
Correct
Replace
Correct or replace
Adjust
Replace
Tighten
Tighten
Repair
Repair
Repair or Replace
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