Enclosed Trailer Door Spring Adjustment

Springs would adjust on the enclosed trailer to take the majority of the weight off the gate or ramp.

Enclosed trailer door spring adjustment.

This will expose the whole left side of the cargo are about 6 square feet in total. Figure a way to put a turn or two into the spring and hold it in place or have someone help you. Pry the lighter socket out and seperate the connection. A person can t take the whole existence weight of the door.

Then gently start pulling the side panel free left side from floor to window to back door. The springs refer to heavy duty torsion springs which may work as lift assist. The door must be open during the adjusting process. Ramp spring recommendation for 72 inch wide door that weighs 160 lbs.

How to choose the correct dual ramp door spring for an enclosed trailer. Click for more info and reviews of this m 3 and associates enclosed trailer parts. Ramp door hinge style m 3 spring assist systems are designed to be used on doors with pipe style hinges attaching the ramp door to the trailer frame. Spring type hinges should not be used with m 3 spring assists as they alter the physics of the door and you will not achieve satisfactory lift.

The door is very hard to open but also hard to close. My trailer door is an easy 500 lbs and as i remember it has 5 turns on the springs. Put the cable back on and try the door again. Once on the ground it is difficult to lift and once closed it is difficult to open.

Be extremely careful adjusting those springs the tension is calculated by the weight of the door to number of turns. Keep adding tension till it opens and closes properly. The torsion springs on our trailer door need adjustment. The door of the enclosed trailer is hefty which is not so easy to handle manually.