Winnebago 1987-1989 LeSharo Service Manual page 478

BRAKE SERVO
REMOVE AND REPLACE
REMOVAL
• Remove the master cylinder from the vehicle.
• Remove
the brake pedal clevis pin
- the nuts securing the master cylinder to the
firewall
- and the servo
REINSTALLATION
• Before installing the brake servo, check the
following:
Master cylinder operating clearance is 0.5 mm
(.020"). This is measured from the end of the
pushrod to the master cylinder mounting face
(dimension X). Turn pushrod nut (P) to adjust if
necessary.
- Brake pedal clevis (C) adjustment - dimension
(L) should be 116 mm (4.56"). Loosen locknut (E)
and turn the clevis to adjust if necessary.
• Mount the servo to the master cylinder. (If the
servo is being replaced, use the spacer plate from
the old servo.)
• Mount and fasten the master cylinder/servo
assembly to the firewall. Then insert the brake
pedal clevis pin.
• Reconnect the servo vacuum hose and attach the
master cylinder brake lines to the correct unions.
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