Suzuki df2.5 Service Manual

SPARK PLUG
• Inspect every 100 hours (6 months).
• Replace every 200 hours (12 months).
Standard
spark plug: NGK CR6HSA
:CAUTION!
Only resistor (R) type spark plugs must be used with
th.is engjne. Using a non-resistor spark plug will cause
ignition system malfunctions.
CARBON DEPOSIT
lnspectfor a carbon deposit on the spark plug bases.
If carbon is present, remove carbon with a spark plug cleaning
machine or by
carefully using a pointed tool.
SPARK PLUG GAP
Measureforthe plug gap using the thickness gauge.
Adjustto within the $peciflec;l range lf the gap is out of the speci-
fication.
Spark plug gap: - 0.7 mm (0.024- 0.028 in)
triiBti 09900-20803: Thickness gauge
CONDITION OF ELECTRODE/INSULATOR
Check the electrode and insulator condition.
If the electrode is extremely worn or burnt, replace the spark
plug.
If
the spark plug has a broken insulator, damaged threads, etc.,
replace the spark plug.
icAUTIONI
Confirm the thread size and reach when replacing the
plug. If the reach is too short, carbon will be deposited
on the threaded portion of the plug hole resulting in
possible engine damage.
Spark plug: 11 N·m (1.1 kg-m, 8.0 lb-ft)
PERIODIC MAINTENANCE 2-7
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Suzuki df2.5 Specifications

General

Starting System	Manual
Fuel Tank Capacity	1.0 L
Number of Cylinders	1
Full Throttle Operating Range	5250 - 5750 RPM
Steering	Tiller
Displacement	68 cm3 (4.2 cu.in.)
Max Output	2.5 hp
Weight	13.5 kg
Ignition System	CDI
Bore x Stroke	48 x 38 mm (1.9 x 1.5 in.)