TM-9-2320-280-34 HMMWV Direct Support & General Support Maintenance Manual Download
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10. Insert rack piston arbor in rack piston (1) and hold tightly while turning stub shaft (2) counter- clockwise. 11. Remove rack piston (1) and rack piston arbor from gear housing (3) together. 12. Remove locknut (4) from adjuster plug (5). NOTE Worm and valve may come out with adjuster plug. If so, separate adjuster from worm and valve. 13. Using spanner wrench, remove adjuster plug (5) from housing (3). 14. Pry off bearing retainer (6) at raised area (7). 15. Remove thrust bearing spacer (8), small bearing race (9), upper thrust bearing (10), and large bearing race (11) from plug (5). 16. Remove O-ring seal (12) from plug (5). Discard O-ring seal (12). 17. Remove retaining ring (15) from opposite side of adjuster plug (5). Discard retaining ring (15). 18. Remove stub shaft dust seal (14) and stub shaft oil seal (13) from plug (5). Discard seals (14) and (13). 19. Hold stub shaft (2) and remove valve (21) and worm shaft (19) together from housing (3). 20. Remove bearing race (16), lower thrust bearing (17), and bearing race (18) from worm shaft (19). 21. Clamp worm shaft (19) in soft-jawed vise and pull valve (21) from worm shaft (19). 22. Remove and discard three valve body teflon rings (23) and O-ring seals (22) from valve body (21). 23. Remove stub shaft O-ring seal (20) from valve body (21). Discard O-ring seal (20). 11-5. STEERING GEAR REPAIR (Cont'd) TM 9-2320-280-34 11-10 Change 1