Lotus TURBO ESPRIT Service Manual page 34

Page
8
'
SECTION TD B
-
Rf ng
gap
91 0 Std
.
.
-
top 0.38/0,51 mm (0.015/0.020 in)
-
second
0.48/0,61
mm
(0.019/0.024 in)
-
scraper (rails) 0.38/1 .I4 mm (0.015/0.045 in).
- -
-
oil
control
0.30/0.60
mm
(0.01 2j0.024 in)
-Piston ring to groove clearance
91 0 Std.
-
Compression 0,038/0.089 mm (0.001 5/0.0035 in)
-
O i l control 0 .O38/O .064 mm (0.001 5/0.0025 in)
91 0 HC
-
Compression O,O40/O .O72 mm (0.001 6/0.0028 i n)
-
O i l control
Cyl i nder Li ner
-
TY
pe
-
Material
-
910 Std.
-
Internal diameter
-
91 0 Std.
Gmde 'A'
Grade '0'
-
910 HC
Grade 'A'
Grade '8'
-
Fitted height above block
-
91 0 Std.
('nip')
-
910 HC
-
Perrnissable variation between liners
-
Piston
clearance i n cylinder liner 91 0 Std
.
910 HC
0.020/0.052 mm (O.OOO8/O .0020 f n)
Wet, slip f i t
Cast Iron
Nikosil coated, forged aluminium alloy
.a
Measured 50mm from top across thrust axis
95.275/95.288 mm (3.751 0/3.7515 in)
95.288/95.308 mm (3.751 5/3.7520 in)
Measured 70mm from top across thws
t
axis
95.255/95 -269 mm (3.7502/3.7507 i n)
95.267/95.281
mm
(3.7507/3 .El 2 in)
0.025/0.13
mm
(0.001/0.005 in)
minus 0.025 to
+
O.05Omm
(minus 0.001
to
-t
0.002 in)
0.03
mm
(0.001 in)
0.1 1/0.15
rnm
(0.005/0.006 in)
0.048/O.O76
mm
(O.OM/O.O03
i
n)
LUBRICATI ON SYSTEM
Minimum
o i l
pressure under normal working conditiom (hot);
-
at idle speed
. .
.
-
at 3,500 rpm
-
at 6,500 rpm
Filter
Dry Sump
Pump
-
VPe
Wet Sump
.Pump t y Pe
-
rotor/annulus tip clearance
-
annulus end float
-
rotor end float
-
annulus to housing clearance
DEC 1986
Wet Sump Dry Sump
2
Slb/in2(0.35kg/cm2) 5lb/in2(0.35kg/cm)
Full flow disposable canister type
with anti-flow back valve
Eccentric rot~r,.:2. scavenge & 1 pressure
pvmp i n common unit driven by toothed be1
t
Eccentric rotor. Drtven by cam be1
t
0.05/0.15
mm
(0.002/0.006 in)
0.03/0.08
mm
(0.001/0.003 in)
a .
0.06/0 .O9
mm
(0 ,.OO??/Ot 0035
i
n),
0.18/0.30
mm
(Q1007/0..012
. .
in)
" :