Lotus TURBO ESPRIT Service Manual page 312

Page 6
SECTION JB
3 .
4
5.
6 .
7.
PISTON
Turn the piston 45O to disengage the handbrake adjustment ratchet
mechanism, before using compressed air to eject the piston from the
cylinder. Use rag to protect from brake fluid spray and keep fingers
well clear.
The handbrake mechanism can be separated from the cylinder body
after releasing the three bolts on i i s cover plate.
IMPORTANT
N o attenpt should be made to dismantle the auto-ad just
mechanism.
If
i t i s faulty, a complete new unit must be fitted.
Remove the sealing ring from the cylinder, and clear a l l parts with
fresh brake fluid.
.
Examine cylinder bores and pis tons for any signs of
scoring, scuffing or corrosion and replace pistons or caliper
i f
i n any
doubt.
Lubricate a new piston seal with clean brake f l u i d and
fit
into its
groove i n the cylinder wall
.
Lubricate t h e piston, and f i t the dust cover onto the piston as shown.
Offer the piston and dust cover assembly to the cylinder with the
piston orientuted to clear the handbrake auto adjustment (see
JB. 2).
Locate the l i p of the dust cover into the cylinder groove and carefully
push the piston fully home through the dust cover. Emure the dust
cover i s not trapped between the piston and the bore and that the inner
l i p of the dust cover i s located i n the pis tori groove.
PISTON
DUST COVER
PISTON PISTON
SEAL
DUST COVER
\
/
0
PISTON
\
1
Turn the piston
45O
to engage the handbrake adjustment ratchet and
refit the brake
pads
and caliper to the car.
Wconnect handbrake cable and flexible hose and bleed brake system.
OPERATE THE BWKE
PEDAL SEVERAL
TIMES
TO BRING
THE
PADS
TO THEIR CORRECT OPERATING POSITION.