
Rev. 11/30/2018
LAD-FM, MANUAL
Copyright 2017 Vestil Manufacturing Co.
Page 12 of 18
Step 4: A) Insert the top end of the jack slide up through the slide retaining tube as shown below. B) Install the jack
body on the top end of the slide. Wind a
3
/
8
” -16 hex nut onto a
3
/
8
” -16 x 2
1
/
4
” bolt. Install the bolt through the
3
/
8
”
bolt hole in the support frame and wind a
3
/
8
” - 16 square nut onto the end of it. Tighten the hex nut against the jack
support frame.
(B) Slide
retaining
tube
Jack slide
Jack
direction
selector
3
/
8
” flat washer &
3
/
8
” – 16 x 2½” bolt
3
/
8
” flat washer &
3
/
8
” - 16 lock nut
Step 5: Attach the wheels to the side rails of the lower
step weldment. [NOTE: Models LAD-FM-60 and LAD-
FM-72 only have an upper and a lower step weldment.].]
Slide a
3
/
8
” flat washer onto two
3
/
8
” – 16 x 2½” bolts;
then insert the bolts through the center of each wheel
and through the holes in the bottom of each side rail.
Secure each bolt with another flat washer and a
3
/
8
” - 16
lock nut.
Top
Circular
holes
Bottom
Flared side
3
/
8
” bolt
hole
3
/
8
” -16 x 2
1
/
4
”
bolt
3
/
8
” -16 hex
nut
Jack support
frame
Step 6: [This step does not apply to models LAD-FM-60 and LAD-FM-72.] Assemble the stairs. Fasten the top step
weldment to the lower step weldment using 2 side stiffeners and
3
/
8
” hardware as shown in the diagrams.
3
/
8
” – 16 lock nut
(37024)
3
/
8
” flat washer
(33008)
3
/
8
” – 16 x 1” bolt
(24092)
Side stiffener
(44-514-376)
Side stiffener
Bolt
Lock
nut
Washer
A
B