3
Maintenance
3-1
3.1
General
3-1
3.1.1
Scope
3-1
3.1.2
Common and special tools and initial torque values 3-1
3.2
Service
intervals
3-2
3.2.1
Daily
inspections
3-2
3.2.2
Periodic
inspections
3-2
3.3
Replacement
parts
3-2
3.4
Maintenance
procedures
3-3
3.4.1
Carburetor
3-3
3.4.1.1
Synchronization
of
carburetors
3-3
3.4.1.2
Setting
the
fuel
mixture
adjustment
screws
3-3
3.4.1.3
Cleaning
the
carburetors
3-4
3.4.2.
Air
filter
3-4
3.4.2.1
Removal and installation of air filters
3-4
3.4.2.2
Cleaning
the
air
filters 3-4
3.4.3
Fuel
and
pulse
lines
3-4
3.4.3.1 Inspection of fuel line
3-4
3.4.3.2 Inspection of pulse line
3-4
3.4.4 Spark plugs and spark plug caps
3-4
3.4.4.1 Checking spark plug caps
3-4
3.4.4.2 Spark plug installation and removal
3-5
3.4.4.3 Condition of spark plugs
3-5
3.4.5 Fan
3-5
3.4.5.1 Removal and installation of cooling system
3-5
3.4.5.2 Removal and installation of fan housing
3-5
3.4.5.3 Changing the fan belt
3-5
3.4.6 Cylinder head
3-6
3.4.6.1 Removal and installation of cylinder head
3-6
3.4.6.2 Checking cylinder head conditions
3-6
3.7
Trouble shooting
3-6
3.7.1 Engine will not start, or is very difficult to start
3-6
3.7.2 Engine will not come up to idle speed
3-7
3.7.3 Engine runs rough, uneven and with insufficient ...
3-7