INSPECTION AND MAINTENANCE54
10
ENOM00431-0
It is important to inspect and maintain your outboard motor regularly. At each interval
on the chart below, be sure to perform the indicated servicing. Maintenance intervals
should be determined according to the number of hours or number of months, which-
ever comes first.
*1: Have this handled by your dealer.
*2: In USA, you have to use EPA approved part.
2. Periodic Inspection
Description
Inspection intervals
Inspection procedure Remarks
First 20
hours of 1
month
Every 50
hours of 3
months
Every 100
hours of 6
months
Every 200
hours of 1
year
Fuel System
Carburetor
*1
zz
Strip, Clean, and adjust.
Fuel filter
zzzz
Check and clean or Replace if neces-
sary.
Entire cartridge
Piping/Hoses
*2
zzzz
Check and clean or Replace if neces-
sary.
Fuel tank
*2
zzz
Clean
Fuel tank cap
*2
zzzz
Check and clean or Replace if neces-
sary.
Fuel pump
*1
zzzz
Check and clean or Replace if neces-
sary.
Disassemble and
check each 300
hours.
Ignition
Spark plug
zzz
Check gaps.
Remove carbon deposits or Replace if
necessary.
0.8–0.9 mm
(0.031–0.035 in)
Ignition timing
*1
zzz
Check timing.
Starting Sys-
tem
Starter rope
zzzz
Check for wear or chafing.
Engine
Engine oil
Replace
z
Replace
z
Replace
z
Replace if necessary.
Valve Clearance
*1
zzz
Check & adjust.
IN:
0.06–0.14 mm
(0.0024–0.0055
in)
EX:
0.11–0.19 mm
(0.0043–0.0075
in)
Thermostat
*1
zz
Check and Replace if necessary.
Lower Unit
Propeller
zzzz
Check for bent blades, damage, wear.
Gear oil
Replace
z
z
Replace
z
Replace
z
Change or replenish-oil and check for
water leaks.
195 mL (6.6 fl.oz)
Water pump
*1
zzz
Check for wear or damage.
Replace impeller
every 12 months.
Warning System
*1
zzz
Check function.
Bolts and Nuts
zzzz
Retighten
Sliding and Rotating Parts.
Grease Nipples
zzzz
Apply and pump in grease.
Outer Equipment
zzzz
Check for corrosion.
Anode
zzz
Check for corrosion and deformation.
Replace if neces-
sary.
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