TOHATSU MFS 15, Owner'S Manual

Page: 61 / 322

INSPECTION AND MAINTENANCE
60
ENOM00324-0
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.
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
z z
Strip clean, and adjust.
Fuel filter z z z z Check and clean or Replace if necessary. Entire cartridge
Piping/Hoses
2
z z z z
Check and clean or Replace if necessary.
Fuel tank
2
z z z Clean
Fuel tank cap
2
z z z z
Check and clean or Replace if necessary.
Fuel pump
1
z z z z Check and clean or Replace if necessary.
Ignition
Spark plug z z z
Check gaps. Remove carbon deposits or
Replace if necessary. 0.8–0.9 mm
(0.031–0.035 in)
Ignition timing
1
z z z
Check timing.
Starting
System
Starter rope
1
z z z z Check for wear or chafing.
Starter motor
*1
z z
Check for salt deposits and the battery
cable condition.
Battery
z z z z
Check installation, fluid quantity, gravity.
Engine
Engine oil
Replace
z
Replace
z
Replace
z
Replace if necessary.
Oil filter
1
Replace every 200 hrs or 2 years Entire cartridge
Valve Clearance
*1
z z z 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
z z
Check and Replace if necessary.
Thermostat
1
z z Check and Replace if necessary.
Lower Unit
Propeller
z z z z
Check for bent blades, damage, wear.
Gear oil
Replace
z
Replace
z
Replace
z
Change or replenish-oil and check for
water leaks. 370 mL
(12.5 fl.oz.)
Water pump
*1
z z z
Check for wear or damage.
Replace impeller
every 12 months.
Power trim & tilt
1
z z z Check & replenish oil, manually operate
Warning system
1
z z z
Check function
Bolts and Nuts z z z z Retighten
Sliding and Rotating Parts.
Grease Nipples
z z z z Apply and pump in grease.
Outer Equipment
z z z z
Check for corrosion.
Anode
z z z
Check for corrosion and deformation.
Replace if neces-
sary.