Lotus TURBO ESPRIT Service Manual page 156

SECTION E A
Page 7 3
Check valve clearances and adjust
if
necessary (section
EA -6
.)
Replace camshaft covers (Section
EA .4
.)
Re-align timing marks on the camshaft sprockets (Fig. 13)
Turn the crankshaft back to TDC, and the timing sprocket to align the rotor
arm with the previously made reference mark.
Fit the toothed belt onto the sprocket with the shafts i n
this
position.
Pull the belt sufficiently to force the pulley wheel towards the tensioner
body. Remove the locking pin and release pressure on the belt. Re-check
all the reletive sprocket positions. Check toothed belt tension (Section E A
.8 .)
Check ignition timing and adjust i f necessary.
Adjust the inlet pulley snubber (where fitted) for a clearance of 0.50
-
0.75 m m (0.020
-
0.030 in.)..between the back of the toothed belt and
the snubber bracket. Tighten the securing nuts via the pulley holes to
2.2
-
2.5 kg.m. (15
-
18
1bs.ft.).
Replace 'V' belts and belt guard (Section
EA
.7.)
EA.6.
-
VALVE CLEARANCES
To
Check
1
.
Remove both camshaft coven (Section
EA
.4 .)
2.
Turn engine until heel of camshaft i s on the cam follower (of the valve to be
checked). Using a feeler gauge, determine the clearance between the cam
Fig.
9
-
Checking cam follower clearances.