Enclosed Trailer Door Spring Adjustment

Write the number of turns of the spring on the inside of the trailer so you know what to do next time the cable breaks.

Enclosed trailer door spring adjustment.

Keep adding tension till it opens and closes properly. The torsion springs on our trailer door need adjustment. 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.

Put the cable back on and try the door again. My trailer door is an easy 500 lbs and as i remember it has 5 turns on the springs. Again be very careful and have a helper with you. A person can t take the whole existence weight of the door.

Pry the lighter socket out and seperate the connection. Closest to the cargo door down low taped to the existing wiring is the plug connector for the trailer. 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. This will expose the whole left side of the cargo are about 6 square feet in total.

The springs refer to heavy duty torsion springs which may work as lift assist. Ramp spring recommendation for 72 inch wide door that weighs 160 lbs. Springs would adjust on the enclosed trailer to take the majority of the weight off the gate or ramp. The door of the enclosed trailer is hefty which is not so easy to handle manually.

Be extremely careful adjusting those springs the tension is calculated by the weight of the door to number of turns. Once on the ground it is difficult to lift and once closed it is difficult to open. The door is very hard to open but also hard to close. 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.