Repairing front brakes, 15" running gear, floating frame caliper brake Lucas RC 54 — VW

Repairing front brakes, 15" running gear, floating frame caliper brake Lucas RC 54
Note
After replacing brake pads, depress brake pedal firmly several times with vehicle stationary, so that the brake pads are properly seated in their normal operating position.
Use a bleed bottle which is only used for brake fluid to extract fluid from brake fluid reservoir. Brake fluid is poisonous and must on no account be sucked out by mouth using a hose!
Before removing a brake caliper or disconnecting a brake hose, fit
brake pedal actuator
V.A.G 1869/2
(release pressure in system).
Hexagon bolt, 280 Nm
Brake carrier
Bridge
Bolt to brake caliper housing
Fig.
.
Brake disc
Always renew both sides.
To remove, first unscrew lower brake carrier bolt and loosen upper bolt.
Internally ventilated brake disc: ∅ 280 mm.
Brake disc thickness: 24 mm.
Wear limit: 20 mm.
Hexagon Allen head bolt, 10 Nm
Outer brake pad
With adhesive film on backing plate.
Always renew both sides.
Removing and installing
Chapter
.
Pad thickness: 13 mm.
Check thickness
Maintenance
Booklet
19
.
Wear limit: 2 mm without backing plate (remaining pad thickness).
Inner brake pad
Always renew both sides.
Removing and installing
Chapter
.
Pad thickness: 13 mm.
Check thickness
Maintenance
Booklet
19
.
Wear limit: 2 mm without backing plate (remaining pad thickness).
Brake pad retaining pins
Securing spring
Guide pin
Metal ring
Protective cap
Check for damage.
Multi-point socket head bolt, 90 Nm
Hexagon nut, 70 Nm
Bleeder screw
Brake pipe with connection nipple
Bracket
Hexagon bolt, 10 Nm
Bracket for brake hose
Brake hose
Brake caliper housing
Repairing
Chapter
.
Bolt together with bridge
Fig.
.
Distinguishing features
Chapter
.
Bolt bridge and brake caliper housing
Position bridge with multi-point socket head bolts and tighten.
Insert plate
1
(50 x 24 x 2 mm, produced internally) between face end of brake disc and lower side of bridge. This ensures sufficient clearance between bridge and brake disc.
Press brake caliper housing/bridge against plates and tighten guide pin hexagon nuts.
Remove plates and check unobstructed brake disc movement.
Note
First tighten guide pin on inlet side.
To counter-hold at guide pin, roughen open jaw spanner if necessary.
Torque settings
Multi-point socket head bolt
Chapter
Nuts for guide pins
Chapter