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Bettis P/N 124840E
Revision “B”
Page 12 of 46
2.6 M3 JACKSCREW DISSASSEMBLY
NOTE: The jackscrew bearing retainer (7-110) / (5-110), needle bearing thrust washer assembly
(7-100) / (5-100) or retainer ring (7-90) / (5-90) does not require disassembly from the
jackscrew assembly (7-40) / (5-50) except for the need to replace worn parts. For
disassembly of these items refer to step 2.6.7. Remove M3 handwheel or M3 hex drive
hub per Section 2.5.
2.6.1 G01-M3 JACKSCREW DISASEMBLY FROM BLIND END CAP
2.6.1.1 Remove M3 handwheel or M3 hex drive hub per Section 2.5.
NOTE: See note 2.6 before proceeding with step 2.6.1.2 through 2.6.1.4.
2.6.1.2 Unscrew and remove socket cap screw (5-120) with lockwasher (5-130) from
keeper (5-140).
2.6.1.3 Remove keeper (5-140) from blind end cap (5-10).
2.6.1.4 Remove M3 jackscrew (5-50) from blind end cap (5-10).
2.6.2 G2-M3 and G3-M3 JACKSCREW DISASEMBLY FROM BLIND END CAP
2.6.2.1 Remove M3 handwheel or M3 hex drive hub per Section 2.5.
NOTE: See 2.6 note before proceeding with step 2.6.2.2 through 2.6.2.4.
2.6.2.2 Unscrew and remove hex flat nut (5-60) from G2/G3 M3 jackscrew.
2.6.2.3 Unscrew and remove two socket cap screws (5-120) from G2/G3 M3 adapter.
2.6.2.4 Remove M3 jackscrew (5-50) from blind end cap (5-10).
2.6.3 G01-SR-M3 JACKSCREW DISASEMBLY FROM SR-M3 ADAPTER PLATE
2.6.3.1 Remove M3 handwheel or M3 hex drive hub per Section 2.5.
NOTE: See 2.6 note before proceeding with step 2.6.3.2 through 2.6.3.4.
2.6.3.2 Unscrew and remove hex flat nut (7-50) from M3 jackscrew assembly (7-40).
2.6.3.3 Remove retainer ring (7-55) from M3 adapter (7-45).
2.6.3.4 Remove M3 jackscrew assembly (7-40) from M3-SR adapter plate (7-10).
2.6.4 G2 AND G3-SR-M3 JACKSCREW DISASEMBLY FROM SR-M3 ADAPTER PLATE
2.6.4.1 Remove M3 handwheel or M3 hex drive hub per Section 2.5.
NOTE: See 2.6 note before proceeding with step 2.6.4.2 through 2.6.4.4.