Mercury 40 4-Stroke - Timing Belt Inspection; Lubrication Points

MAINTENANCE
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Open the fuse holder and look at the silver colored band inside the fuse. If band is broken, replace the
fuse. Replace fuse with a new fuse with the same rating.
20
15
25
25
20
2
5
j
i
a
b
c
d
e
f
g
h
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a - Spare fuse slot
b - Diagnostic circuit 4-pin connector
c - SmartCraft data bus circuit - 5 amp
fuse
d - Main circuit - 25 amp fuse
e - Spare 20 amp fuse
f - Main relay/accessories - 15 amp fuse
g - Ignition coil circuit - 25 amp fuse
h - Fuel pump/idle air control/fuel injector
circuits - SFE 20 amp fuse
i - Blown fuse
j - Good fuse
Timing Belt Inspection
1. Inspect the timing belt and have it replaced by an authorized dealer if any of the following
conditions are found.
a. Cracks in the back of the belt or in the base of the belt teeth.
b. Excessive wear at the roots of the cogs.
c. Rubber portion swollen by oil.
d. Belt surfaces roughened.
e. Signs of wear on edges or outer surfaces of belt.
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Lubrication Points
1. Lubricate the following with Quicksilver or Mercury Precision Lubricants Anti-Corrosion Grease
or 2-4-C with Teflon.