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Page Title:
Fifth Wheel Ramp Extension Removal |
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 TM 9-2320-360-20-2
14-4. FIFTH WHEEL RAMP/EXTENSION REPLACEMENT (CONT)
c. Fifth Wheel Ramp Extension Removal
WARNING
Position two wooden blocks between
rear ends of fifth wheel assembly and
frame to prevent fifth wheel from
shifting during ramp extension
removal.
(1) Remove two locknuts (1 and 2) and
screws (3 and 4) from left ramp extension
(5). Discard locknuts.
(2) Remove two locknuts (6 and 7) and
screws (8 and 9) from right ramp
extension (10). Discard locknuts.
(3) Remove eight locknuts (11), screws (12),
and angle stop (13) from ramp extensions
(5 and 10). Discard locknuts.
(4) Remove eight locknuts (14), screws (15),
and ramp extensions (5 and 10) from
ramps (16). Discard locknuts.
d. Fifth Wheel Ramp Extension Installation
(1) Position ramp extensions (1 and 2) on
ramps (3) with eight screws (4) and new
locknuts (5). Do not tighten locknuts.
(2) Position angle stop (6) on ramp
extensions (1 and 2) with eight screws (7)
and new locknuts (8). Do not tighten
locknuts.
(3) Position two screws (9 and 10) and
locknuts (11 and 12) on right ramp
extension (1). Do not tighten locknuts.
(4) Position two screws (13 and 14) and
locknuts (15 and 16) on left ramp
extension (2). Do not tighten locknuts.
(5) Tighten locknuts (5, 8,12, and 16) to 212
lb-ft (288 Nm).
(6) Tighten locknuts (11 and 15) to 375 lb-ft
(509 Nm).
e. Follow-On Maintenance
(1) Grease fifth wheel ramp (LO 9-2320-360-
12).
(2) Remove wheel chocks.
14-10
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