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Part
INSPECTION CHART
Piston Rod Retainer
Air Valve-Push Rod
Assembly
3. Deterioration of rubber
3. Replace
or warped valve face in
floating control valve .
Spring Retainers
I1 .
Check for cracks,
I1 .
Replace
deformation .
2. Cracks, damaged threads
12 . Replace, unless easily repaired .
on studs, broken studs.
Filter and Silencers
11 .
Dirty
11 .
Replace
Inspect For
I
Corrective Action
IPower Pistons
1 . Damaged threads.
1 . Replace
sand Support Plates
2 . Cracks, distortion, chip-
. Clean up or replace.
ping, pitted or rough
holes, worn seal surfaces
(tubes) .
1 . Cracks, distortion,
I1 .
Replace
chipping .
1 . Air Valve scratches,
1 . Do not repair-Replace .
dents, distortion, or
corrosion of I .D . or O .D .
All seats to be smooth and
free of nicks and dents.
2 . Push rod must move freely
2. If worn, replace air valve
in air valve, but must not
push rod assembly .
pull out .
Front and Rear
1 . Scratches, scores, pits,
1 . Replace, unless easily repaired .
Housings
dents, or other damage
affecting rolling or
sealing diaphragm or
other seals .
3. Bent or nicked locking
I3. Replace, unless easily repaired .
lugs .
4. Loose studs .
14 . Replace or repair.
A-6205
Figure 18-Delco-Moraine Power Booster Inspection Chart
BRAKES 5-9
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