Please select the size above that meet the needs of your truck door part 51042 1 3 4 counterbalance spring with winding anchor plugs plugs aka cones wire size.
Todco roll up door spring adjustment.
75 divided by 10 7 5 turns 3 turns 10 5 or 10 and one half turns.
This is how to loosen or tighten the tension on a roll up door.
The counterbalance is one of the key strengths of a todco roll up door and not just because it provides the lift.
Please read the safety and maintenance instructions on previous page.
Torsion spring for todco overhead door for truck doors.
Todco makes plywood doors fiberglass doors aluminum doors aluminum clad doors and polycomposite doors for trucks cargo vans and truck trailers.
Todco doors sometimes referred to as todco doors or todco roll up doors or todco truck doors are the best on the market.
Todco doors sometimes referred to as todco doors or todco roll up doors or todco truck doors are the best on the market.
Run a chalk mark fig.
To determine the amount of winds on the counterbalance spring divide 10 into the door opening height in inches and add 3 turns.
Contact the todco customer serviceteam to find the best fit for your application.
Todco makes plywood doors fiberglass doors aluminum doors aluminum clad doors and polycomposite doors for trucks cargo vans and truck trailers.
Your todco roll up door will provide years of service if it is properly maintained.
Drop in the top half of the door bolt end hinges and drive pins in center hinges to connect door halves.
5 the full length of the counterbalance spring.
On 2 1 2 door installation insert the fasteners for the end hinges into the door bottom half.
Repairs and adjustments to the spring and counterbalance assembly cables or panels must be made by a trained service person.
Genuine todco replacement parts should be used.
Measure 10 coils and then 20 coils of the spring in the unwound state.
Before rolling the door into the tracks bring the cable ends to the top of the door and tape to the inside of top panel fig.
Todco makes plywood doors fiberglass doors aluminum doors aluminum clad doors and polycomposite doors for trucks cargo vans and truck trailers.