LOCATION AND DESCRIPTION OF MAJOR COMPONENTS

TM 55-1730-223-13

1-7. LOCATION AND DESCRIPTION OF MAJOR COMPONENTS. Major components are

described in the following paragraphs and shown in figure 1-2.

a. Frame. The frame provides attaching points for the four wheel

assemblies, tongue, platform stairway, and two jackscrews.

b. Wheel Assembly. The wheel assembly consists of a wheel, tire,

lever operated brake (front wheels only), wheel swivel lock-pin and an

integral rachet-operated wheel jack.

c. Jackscrews. The jackscrews are wormscrew-type and incorporate a

self-locking feature.

d. Handwheel. The handwheel is used to position the jackscrews when

raising or lowering the maintenance platform.

e. Platform. The platform supports the maintenance personnel when

positioned at the proper work height.

f. Platform Rails. The platform rails are a safety feature

incorporated to protect maintenance personnel from falling while

performing work.

g. Handrails.

The handrails are a safety feature incorporated to

protect maintenance personnel when ascending or descending the

stairway.

h. Static Discharge Reel. The static discharge reel is used to stow

the static discharge wire when not in use and provides platform safety

ground point when static wire is in use.

i. Tongue. The tongue is used to tow the platform and to help

position it for maintenance.

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