Periodic Inspection - TOHATSU MFS 50A Owner's Manual

ENOM00090-0

2. Periodic Inspection

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.
Description
Fuel filter
*2
Piping/Hoses
*2
Fuel System Fuel tank
*2
Fuel tank cap
*1
Fuel pump
Spark plug
Ignition
*1
Ignition timing
*1
Starter motor
Starting
System
Battery
Engine oil
*1
Oil filter
Engine
Valve Clearance
*1
Timing belt
*1
Thermostat
Propeller
Lower Unit Gear oil
*1
Water pump
*1
Power trim & tilt
*1
Warning system
Bolts and Nuts
Inspection intervals
First 20 Every 50 Every 100
hours of 1 hours of 3 hours of 6
month months months
Replace Replace
Replace
*1
Replace Replace
INSPECTION AND MAINTENANCE
Every 200
Inspection procedure
hours of 1
year
Check and clean or Replace if
necessary. (See page 73)
Check and clean or Replace if
necessary.
Clean (See page 73)
Check and clean or Replace if
necessary.
Check and clean or Replace if
necessary.
Check gaps. Remove carbon deposits
or Replace if necessary. (See page 76)
Check timing
Check for salt deposits and the battery
cable condition.
Check installation, fluid quantity, gravity.
Replace. (See page 70)
Replace every 200 hrs or 1 years (See
Replace
page 72)
Check & adjust
Check and Replace if necessary.
Check and Replace if necessary.
Check for bent blades, damage, wear.
Replace if necessary. (See page 75)
Change or replenish-oil and check for
water leaks. (See page 74)
Check for wear or damage and replace
Replace
if necessary
Check & replenish oil, manually operate
Check function
Retighten
69
Remarks
0.8-0.9 mm
(0.031-0.035 in)
2200 ml
(2.3 US qt.)
Entire cartridge
IN:
0.15-0.25 mm
(0.0059-0.0098 in)
EX:
0.25-0.35 mm
(0.098-0.0138 in)
500 mL (16.9
fl.oz.)
Replace impeller
every 12 months.