
6 - MAINTENANCE
Inch lock nuts, all metal (three optional
methods)
20090268
4
Grade identification
Grad-
e
Corner marking
method (1)
Flats marking
method (2)
Clock
marking
method (3)
Grad-
e A
No notches
No mark
No marks
Grad-
e B
One
circumferential
notch
Letter B
Three marks
Grad-
e C
Two
circumferential
notches
Letter C
Six marks
6-7
Summary of Contents for 905GBL
Page 4: ......
Page 34: ...3 CONTROLS AND INSTRUMENTS 3 4 ...
Page 42: ...4 TRANSPORT OPERATIONS 4 8 ...
Page 58: ...5 WORKING OPERATIONS 5 16 ...
Page 70: ...6 MAINTENANCE 6 12 ...
Page 74: ...7 TROUBLESHOOTING 7 4 ...
Page 83: ......