Bad Boy Ambush IS, Owner'S Manual, Page: 83 / 143

9. "HOW-TO" MAINTENANCE
− 16 −
ENGLISH
INSPECTING THE SPARK
PLUG
■
Clean off carbon deposits on the
spark plug electrode using a plug
cleaner or wire brush.
■
Check electrode gap.
Adjust gap to :
0.7mm to 0.8mm (0.03 inches)
■
Use a proper spark plug :
BPR5ES (NGK) or BPR4EY (NGK)
ENGINE OIL CHANGE
■
Initial oil change
・・・・・
After 20 hours of operation
■
Thereafter
・・・・・
Every 100 hours of operation
1. When changing oil, stop the engine
and loosen the drain plug.
2. Re - install the drain plug before
refilling oil.
3. Refer to the recommended oil table.
(See Section 3 Pre-operation Checks)
4. Always use the best grade and clean
oil. Contaminated oil, poor quality oil
and shortage of oil cause damage to
engine or shorten the engine life.
OIL CAPACITY : 1.55 liter
0.7 to 0.8 mm
(0.03 in)
Oil drain plug
(On both sides)
EH72FI us̲EU6943 09.12.21 3:07 PM ページ16