TOHATSU MFS 8A3 Owner's Manual

INSPECTION AND MAINTENANCE 65
10
ENOM00555-0
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, whichever comes first.
*1: Have this handled by your dealer.
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.
Piping/Hoses
zzzz
Check and Replace if necessary.
Fuel tank
zzz
Check and Replace if necessary.
Fuel tank cap
zzzz
Check and Replace if necessary.
Fuel pump
*1
zzzz
Check and Replace if necessary.
Disassemble and check each 300
hours.
Ignition
Spark plug
zzz
Check gaps.
Remove carbon deposits or Replace.
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
Starter Motor
*1
zz
Check for salt deposits and the battery
cable condition.
Battery
zzzz
Check installation, fluid quantity, gravity.
Engine
Engine oil
Replace
z
Replace
z
Replace
z
Replace if necessary.
Valve Clearance
*1
zzz
Check & adjust.
IN:
0.13–0.17 mm
(0.0051–0.0067 in)
EX:
0.18–0.22 mm
(0.0071–0.0087 in)
Timing Belt
*1
zz
Check and Replace if necessary.
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.
320 mL
(10.8 fl.oz.)
Water pump
*1
zzz
Check for wear or damage.
Replace impeller
every 12 months.
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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TOHATSU MFS 8A3 Specifications

General

Brand	TOHATSU
Model	MFS 8A3
Category	Outboard Motor
Language	English