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Page Title:
TSUM - 2-014 Boom Bridge Forward High Bank (56) Part 1 |
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 TM 5-5420-279-23
Bridge will not boom
forward
Upper W inch not
Disconnect link
Is link
seized when beam
No
between hom e
disconnected
built, proportional
bank and far bank
between
valve proven to
work in other
functions
Yes
Confirm correct function
E nsure bridge in
of Upper W inch as
High Bank m ode
follows:- Step to Top
on chest pack
W inch on chest pack.
O perate joystick to pay
out rope.
NOTE CAUTION
Nothing drives
Operate joystick to take
when joystick
up slack rope
operated in m ode
O perator
Tasks
M aintainer
Go to Upper
Does
Tasks
W inch Check.
Upper W inch
No
See hydraulic trouble
operate under
shooting chapter 2
proportional
procedure 2-029
control
Yes
Confirm correct function
CAUTIO N
of Lower W inch as
W hen checking function of
follows:-
winches by paying out rope allow
Step to Bridge Lift on
O NLY SUFFICIENT SLACK to
chest pack. Operate
dem onstrate correct functioning.
joystick to pay out rope.
DO NOT ALLOW SLACK rope to
NOTE CAUTION
becom e caught on other parts of
Operate joystick to Bridge
the equipm ent or becom e
Raise to take up slack
incorrectly positioned on sheave
rope
blocks etc.
Go
to
Part 2
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