TOHATSU MFS 3.5C User Manual

INSPECTION AND MAINTENANCE46
10
ENOM00235-0
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.
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 Sys-
tem
Carburetor
*1
zz
Strip clean, and adjust.
Fuel filter
zzzz
Check and clean or Replace if
necessary.
Piping/Hoses
*2
zzzz
Check and clean or Replace if
necessary.
Fuel tank
*2
zzzz
Clean.
Fuel tank cap
*2
zzzz
Check and clean or Replace if
necessary.
Fuel pump
*3
zzzz
Check and clean or Replace if
necessary.
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 tim-
ing
*1
zzz
Check timing.
Starting
System
Starter rope
*1
zzzz
Check for wear or chafing.
Engine
Engine oil
Replace
z
Replace
z
Replace
z
Replace if necessary. (See page 47)
Valve Clear-
ance
*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.
Shear pin and
split pin
zzzz
Check or Replace if necessary.
Gear oil
Replace
z
Replace
z
Replace
z
Change or replenish-oil and
check for water leaks.
180 mL (6.1
fl.oz.)
Water pump
*1
zzz
Check for wear or damage.
Replace impel-
ler every 12
months.

TOHATSU MFS 3.5C Specifications

General

Brand	TOHATSU
Model	MFS 3.5C
Category	Outboard Motor
Language	English