Lotus TURBO ESPRIT Service Manual page 313

SECTION JB Page
7
JB.
6
-
BRAKE DISCS
Check the braking surface on both sides of the brake discs for scoring or corrosion.
Replace i f
i n
doubt.
Measure the disc thickness and run-out.
Front
-
Rear
-
Thickness, nominal
12.7 m m (0.50 in.) 10.00
mm
(0.39 in.)
Thickness,
minimum
11 .4 m m (0.45 in.)
9.00
mm
(0.35 in.)
Run-ou t maximum
0.09
mm
(0.0035 in.) 0.09
:
mm
(0.0035 in.)
I f the run-out
i s
excessive, replace the disc.
a
NOTE:
Ensure
the front wheel bearings are correctly adjusted before measuring
front disc run-out
.
JB. 7
-
MASTER CYLINDER
To Overhaul
1.
Drain brake fluid from the reservoir, dis connect the brake pipes
a
nd
remove
master
cylinder assembly to a
clean
work area
.
2.
Remove the reservoir retaining pins, and carefully pull the reservoir
from the master cylinder. Lever out the two seals.
3 . Push the plunger down the cyli~ider and withdraw the secondary plunger
stop pin. (9)
a
9
22
O J O O O
D O O O O O O O O
4.
Remove the retaining circlip and wi thdmw the primary .plunger assembly.
Use low pressure compressed air to eeject the secondary plunger assembly.
' a
5 .
Remove the secondary plunger spring,
.
(22)
seal retainer '(1
7)
recuperating
s e a l
(1 8)
and washer
(1 9).
Taking care not to damage the plunger, remove
the seal
(20).
Keep the plunger and
i t s
spring together a t a l l times.