ARMY TM 5-5420-212-23
MARINE CORPS TM 08676A-23/2
2-42. POST TENSIONING ASSEMBLY, DISASSEMBLY/ASSEMBLY
This task covers:
a.
Disassembly
b.
Inspection/Service
c.
Assembly
INITIAL SETUP:
Tools Required
Tool Kit, General Mechanic's, Automotive (GMTK) (1, Appendix B, Section III)
Lifting equipment
Trestles
Materials Required
Clean cloths
Cleaning solvent (3, Appendix C)
Equipment Conditions
Post tensioning assembly standing on trestles.
a.
Disassembly
(1)
If necessary release tension in wire rope assembly (1) by operating puller (TM 5-5420-212-10-1).
(2)
Remove panel pin clip (2) from launching nose pin (3),then remove launching nose pin from junction block
(4) and frame (5).
(3)
Remove spring pin (6) from pin (7) collecting washers (8).
(4)
Remove pin (7) from wire rope assembly (1) and sliding block (9). It may be necessary to raise pulley end of
frame (5) to allow access.
(5)
Remove spring pin (10) from headless pin (11) then remove headless pin (11) from frame (5) collecting
washers (12).
(6)
Support frame (5) on crane.
(7)
Take weight of frame (5) on crane, then remove frame in direction of arrow (A) from sliding block (9) and
lower onto wooden blocks.
(8)
Remove spring pins (13) from headless pin (14).
(9)
Withdraw headless pin (14) from junction block (4) and reinforcing post (15), collecting washers (16).
(10)
Remove spring pins (17) from headless pin (18).
(11)
Support sliding block (9) and withdraw headless pin (18), collecting washer (19).
(12)
Lift sliding block (9) onto bench.
2-110
