23
COMPILER TECO/ATL
REG. CODE
1-5302-296
MODEL N°
50510
DATE OF ISSUE
01.89
REVISION
02
ENDORSED
DATE
17.04.2003
15
16
17
18
VIII
During the demounting phases, pay particular attention to
prevent the flywheel from dropping as this could seriously
injure the operator.
Wear protective goggles when removing the flywheel ring.
Flywheel
Loosen the bolts which fix the flywheei to the crankshaft. To replace
starter ring gear heat it up to 300°C for 15÷20 minutes. Drive it onto
the flywheei caretully checking that it perfectly fits into its seat. Let it
cool down slowly. When refitting tighten bolts at 14 kgm.
Valve / rocker arm clearance
Remove rocker arm cover and check gaskets for breakage. Setting
shouid be pertormed when the engine is cold: bring each cylinder
piston to the top dead center on the compression stroke and set
clearance
A
at 0.15÷0.20 mm. When refitting tighten cover screws by
2 kgm.
Compression release (optional)
Bring piston to top dead center on the compressìon stroke. Unscrew
rocker arm cover side plug and measure clearance
A
should be
0.30÷0.40 mm. If necessary place a 0.2 or 0.5 mm shim at
B
DISASSEMBLY/REASSEMBLY