North Star M157594I Manual De Usuario

 17

 

1.)  Remove the top and four sides of the steel crate. 
2.)  Remove a-frame from trailer frame.  (keep 

fasteners for step 7) 

3.)  Slide a-frame into holders under trailer frame 

(built into the front posts). 

4.)  Install jack onto a-frame with 3/8x1” bolts, Class 

G lock nuts, and washers provided.  Tighten to 
37ft/lbs. 

5.)  Slide caster wheel onto jack and secure with pin. 
6.)  Crank jack down until a-frame becomes level. 
7.)  Attach a-frame to trailer frame with six 5/8” bolts 

and Class G nuts.  Tighten to 180ft/lbs. 

8.)  Check trailer light wire routing though a-frame, 

make sure wires are not pinched, stretched, or 
pass any rough edges. 

 

 
 
 
 
 

9.)  Crank jack down farther (so a-

frame goes up) to take weight off 
front shipping posts. 

10.) Remove front shipping posts. 
11.) Crank jack up as far as it will go 

(so a-frame goes down and 
weight is applied to wheels) 

12.) Disconnect rear shipping posts 

from frame (remove only the bolts 
at the top of the rear shipping 
posts) 

13.) Roll trailer forward until it is free of 

the rear shipping posts. 

 
 
 
 
 

 
14.) Attach coupler to a-frame with two 1/2x4” bolts and 

Class G lock nuts.  Tighten each bolt to 90ft/lbs. 

15.) Attach safety cables to the a-frame with ½”x 5” bolt 

and Class G lock nut.  Place a flat washer next to 
the head of the bolt, slide the bolt through the cable 
and the a-frame. Then slide the other cable onto 
the bolt, followed by another washer then the lock 
nut.  Tighten to 37ft/lbs.  

16.) Attach truck chest to a-frame with four 5/16x1” 

bolts, lock nuts, and washers.  Insert bolts down 
though holes in truck chest and a-frame.  Place 
washers under wall of a-frame and fasten with lock 
nuts.  Tighten each bolt to 20ft/lbs. 

 

 

A-frame

Caster

Jack

Trailer
Frame

Front Shipping 
Posts 

Rear Shipping Posts

(one on each corner)

Truck chest

Coupler

Safety Cables