TSUM - 2-013 Boom Bridge Forward Level Bank (56) Part 2

TM 5-5420-279-23

TSUM - 2-013 Boom Bridge Forward Level Bank (56) Part 2

Maintainer

Operator

Tasks

Part 2

Does

G o to Upper W inch

O perate joystick to pay out a

Lower W inch

Check. See hydraulic

Yes

sm all am ount of slack rope.

operate under

trouble shooting chapter 2

NOTE CAUTION

proportional

procedure 2-029

control

Step to Level Bank m ode.

Operate joystick to Carriage Out

Check for m echanical

Does bridge

jam m ing of of carriage, bridge

m ove forward

section or roller brakes.

See -10 Chapter 9

Yes

Does

CAUTION

bridge stop when

W hen checking function of

Fault cleared

slack in rope is

winches by paying out rope

taken up

allow ONLY SUFFICIENT

SLACK to dem onstrate

correct functioning.

Yes

DO NOT ALLOW SLACK

rope to becom e caught on

Ensure MIMIC panel

other parts of the equipm ent

indication and LED

or becom e incorrectly

illum ination agree with

positioned on sheave blocks

energisation chart at

etc.

Appendix G Annex 1

Page 3

See electrical

MIMIC

trouble shooting

Yes

G o to Part 3

panel indications and lit

chapter 3 procedure

LEDs agree.

3-009

2-42