PREPARATION FOR USE - CONTINUED
Positioning Dollies for Coupling to Shelter
If air brake system is fully charged, auxiliary brake
control knobs must be depressed on front and rear
dollies to release brakes. If air brake system is not
charged, refer to parking brake data plate for brake
release instructions for rear wheel spring brakes
(manually operated parking brake).
Attach dolly casters (1) to front or rear dolly set and disengage the dolly adapters as previously described.
Secure safety straps (2) between the hydraulic cylinder mounting brackets and the lower arms.
Release brakes (3) before attempting to roll dolly into position. (Ensure that parking brake is also released on
Push the dolly on dolly casters, in position against the end of the shelter, and align in place with shelter.
Install upper (4) and lower (5) ISO locking pins on dolly adapter (6).
Align the dolly to mate all ISO pins on adapter to ISO sockets (7) on shelter, using dolly casters to obtain
ground clearance. If it is necessary to bring the dolly adapter to a vertical position, adjust the safety strap (2).
Remove dolly casters from positioned dolly, attach to the other dolly, and push other dolly to other end of
Align and mate each dolly to shelter, ensuring that ISO pins offset matches the elongation of the ISO sockets
Rotate ISO pins 90 degrees outward and secure each pin in place with a castle nut (8). Secure castle nuts
with attached safety pins (9) and, at the bottom of the adapter, ensure that the safety pins are inserted in both
the locking plate (10) and the castle nut. (Ensure that the arrows on the locking pins are horizontal (-- > )).
Remove the safety straps and dolly casters, and store on front dolly.
Repeat the Uncoupling/Positioning/Coupling procedure for the rear dolly.
Stow the safety straps and dolly casters on the front dolly trailer in the space provided.