Chevrolet 1977 Monte Carlo, Repair Manual

Page: 152 / 428

5-16 BRAKES
IN S P E C T IO N C H A R T
Part
Inspect For
Corrective Action
Pow er Piston and S u p p o rt
Plate and Reaction
R etainer
1. Cracks, d is to rtio n ,
chipping, damaged lever
seats, p itte d or rough
holes.
1. Clean up or replace.
2. W orn seal surfaces
(tubes).
2. Replace
3. Rough or uneven flo atin g
valve seat.
3. Replace
4. O pen passages and flo w
holes.
4. Clean
R eactio n Levers or Plates 1. Cracks, d is to rtio n , tears
and heavy w ear.
1. Replace
F lo a tin g C o n tro l V alve
1. D e te rio ra tio n o f rubber
o r w arped valve face.
1. Replace
A ir V alve - Push Rod
Assem bly
1. A ir valve: scratches,
dents, d is to rtio n , or
corrosion o f I.D . or O .D .
A ll seats to be sm ooth
and free o f nicks and
dents.
1. D o n o t repair - Replace.
2. Push rod m ust move free ly
in air valve, b u t m ust n o t
pull o u t.
2. If w o rn , replace air valve -
push rod assembly.
F ro n t and Rear Housings 1. Scratches, scores, pits,
dents, or o th e r damage
a ffectin g rolling or seal­
ing o f diaphragm or o th er
seals.
1. Replace, unless easily repaired
2. Cracks, damage at ears,
damaged threads on studs.
2. Replace, unless easily repaired
3. Bent or nicked locking
lugs.
3. Replace, unless easily repaired
4. Loose studs. 4. Replace or repair.
A ir F ilters 1. D irty 1. Replace