Cobra DG350 - Refuelling and Engine Oil; Refuelling

8
9.5 REFUELLING
Use unleaded gasoline with a pump octane rating of 86 or higher. This engine is certified to operate on
unleaded gasoline. Unleaded gasoline produces fewer engine and spark plug deposits and extends exhaust
system life.
WARNING: Gasoline is highly flammable and explosive, and you can be burned or seriously injured when
refueling.
Stop engine and keep heat, sparks, and flame away.
Regular service period
Before
each use
First
month
or 5
hrs
Every 3
months
or 25 hrs
Every 6
months
or 50 hrs
Every
year or
100 hrs
Every
two
years
or
200hrs
Note
Item perform at every in
dictated month or
operating hour interval.
Whichever comes first
Engine oil
Check
√
Replace
If
necessar
y
√
√
Air cleaner
Check
Clean
√
Replace
√
Spark plug
Check-adju
st
Replace
If
necessar
y
√
Flywheel
brake pad
Check
Spark
arrester
Clean
If
necessar
y
Fuel tank
and filter
Clean
√
Shop
manual
Fuel tube
Check
Every 2 years （replace if necessary）
Shop
manual
Valve
clearance
Check-adju
st
Not requires unless engine performance problems are noted
Shop
manual
Combustion
Chamber
Clean
After every 200 hours