Check Cam Timing - Lotus TURBO ESPRIT Service Manual

Page 16 SECTION EMA
SUB GROUP
D
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Check Cam Timing
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1.
Turn the engine to No.
1
cylinder TDC with the camshaft toothed pulley timing
marks
facing EACH OTHER innermost.
Note: The engine may beset at TDC by reference to the timing marks on the
flywheel, and pointer located at the top of the clutch housing, a s shown.
2.
Check that the pulley dots (red on inlet, green on exhaust) are aligned with a
line through the camshaft pulley centres. These dots may be viewed from either
the front side (using a mirror) or the rear side.
If
the engine
i s
running, the rear side of the pulleys may be viewed with a
stroboscope set a t TDC or No.
1
cylinder.
.
Note: I t i s most important that each camshaft toothed pulley isfitted the correct
way round, i.e.
'IN'
facing forward on inlet camshaft and
'EX'
facing forward
on exhaust camshaft. Marks on the reverse side of the pulley w i l l be reversed.
Belt
tension Pulley
Cmnkshaft Sprocket
a