Maintenance
1. Special Tool
1 1
Spring Pin Tool A
P/N. 345-72227-0 (ø3.0)
Removing spring pin
2. Inspection Schedule
20 hours
tem
1 month
Carburetor
Fuel Þlter
Fuel
System
Piping
Fuel tank
Spark plugs
gnition
gnition timing
Starting
Starter rope
System
Compression
Engine
pressure
Propeller
Gear oil
Lower Unit
Replace
Water pump
Thermostat
Bolt and Nuts
Others
Sliding an
d
Rotating Areas
Grease Nipple
Anode
3-2
All manuals and user guides at all-guides.com
2 2
Spring Pin Tool B
P/N. 345-72228-0 (ø3.0)
Installing spring pin
Servicing nterval
50 hours
100 hours
200 hours
or
or
or every
or every
3 months
6months
6months
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Replace
Replace
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Replace
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3 3
Compression Gauge
P/N. 3AC-99030-0
Measuring compression
pressure
nspection tem
Every 2
years
Disassembly, cleaning and
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inspection
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nspection and Þlter cleaning
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Damage and leak through
joints
Replace
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Cleaning
Spark gap, and carbon
●
cleaning
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Adjust timing
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Wear
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nspection
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Blade Bent, damage, wear
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Replace oil or replenish
Check water leak
Replace
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mpeller and liner wear and
crack
Replace
Foreign substance in the gap,
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defective operation
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Retighten
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Greasing
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Greasing
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Deterioration, corrosion
GB
4 4
Tachometer
P/N. 3AC-99010-0
Measuring engine revolution
speed
Remarks
Gap
0.9 - 1.0 mm
(0.035 - 0.039 in)
A.T.D.C : 3¡
B.T.D.C : 18¡
0.80 MPa (117 psi)
2
[8.2 kgf/cm
]
Gear oil
(GL5, SAE80 - 90)
Opening temp.: 60¡C
Valve Lift : 4.5 mm
(75¡C)
2st X50D2 2011