Yaroslavl ???-236, Maintenance Manual

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\ Name of the part or assembly unit
Marking
Idler gear shaft of the fuel pump drive
236-1029154-B
Material
Hardness
Steel40 XP
241…286 НВ, on the surface
Г
45...50 HRC
N
um
be
r o
f t
he
d
ef
ect
L
o
ca
tio
n
o
f th
e
p
ic
tu
re
Possible defect
Method
defect detection and means
of control
Dimension and parameter, mm
Conclusion
nominal
maximum allowable
without repair for repair
1
2
3
-
Б,
B
Г
Cracks and breaks
Wear of the shaft bearings
under the bearings
Wear of the bearings for the
cuff
Inspection.
Inspection
Clamp СРП 50
Inspection. micrometer
Cl
amp СРП25
Calibre
-
Ø30
-0,084
-
23.745...23.790
-
-
29.92
-
-
-
-
-
To reject
To chrome plate
To process till the elimination
of the defect
To chrome plate
To float To chrome plate
Di
mension Ж: