Yaroslavl ???-236 Maintenance Manual page 159

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1012. Oil filter
Picture is on the
next page
Possible defect
1
-
Cracks and breaks
Д
Wear of the hole for overload
2
relief valve
Thread stripping no more than
3
two threads:
Е
М30х1.5-6Н
М27 х2-3N6Н
В
М20х1.5-6Н
Б
Method
defect detection and means
of control
Inspection.
Inside gauge НИ18-50-1
Inspection
Inspection
Name of the part or assembly unit
Filter body
Material
СЧ15
СЧ-21 or
Dimension and parameter, mm
maximum allowable
nominal
without repair
-
22.10
-
-
-
-
-
Marking
658.1012020
Hardness
for repair
-
-
To reject
-
-
To calibrate the thread
The same
The same
Conclusion
«

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