Periodic Inspection - TOHATSU MFS 4D Owner's Manual

54
INSPECTION AND MAINTENANCE
ENOM00431-1

2. Periodic Inspection

It is important to inspect and maintain your outboard motor regularly. Make sure to per-
form each service at interval specified in the chart below. Maintenance intervals are
determined by the number of hours outboard motor has been used or number of
months, whichever comes first.
Recode inspection performed in the INSPECTION & MAINTENANCE LOG at the back of
this manual.
Description
Carburetor
Fuel filter
Piping/Hoses
Fuel System
Fuel tank
Fuel tank cap
Fuel pump
Spark plug
Ignition
Ignition timing
Starting Sys-
Starter rope
tem
Engine oil
10
Engine
Valve Clearance
Thermostat
Propeller
Gear oil
Lower Unit
Water pump
*1
Warning System
Bolts and Nuts
Sliding and Rotating Parts.
Grease Nipples
Inspection intervals
First 20 Every 50 Every 100
hours or hours or hours or
1 month 3 months 6 months
*1
*1
*1
Replace Replace
*1
*1
Replace Replace
*1
Every
Inspection procedure
200
hours or
1 year
Strip, Clean, and adjust.
Check and clean or Replace if neces-
sary.
Check and clean or Replace if neces-
sary.
Clean
Check and clean or Replace if neces-
sary.
Check and clean or Replace if neces-
sary.
Check gaps.
Remove carbon deposits or Replace if
necessary.
Check timing.
Check for wear or chafing.
Replace
Check & adjust.
Check and Replace if necessary.
Check for bent blades, damage, wear.
Change or replenish-oil and check for
Replace
water leaks.
Check for wear or damage.
Check function.
Retighten
Apply and pump in grease.
Remarks
Entire cartridge
Disassemble and
check each 300
hours.
0.8–0.9 mm
(0.031–0.035 in)
IN:
0.06–0.14 mm
(0.0024–0.0055
in)
EX:
0.11–0.19 mm
(0.0043–0.0075
in)
195 mL (6.6 fl.oz)
Replace impeller
every 12 months.