Keep your owner s manual on hand.
Garage door opening manually.
Torsion spring systems use spring s that are mounted to a spring bar torsion tube that is mounted to the header above the garage door opening.
Keep your garage door manual on hand and consult it before you begin working on your door.
This is true weather you have a torsion or extension spring system.
Typically in residential garage doors if your door is difficult to open manually it is caused by a broken or failing spring s.
Keep the rollers and chain lubricated on your garage door.
It makes the door operate quiet and makes the chain and all.
To manually open your garage you will first need to open any latches or locks on the outside that otherwise keep the door shut.
Consult it first before tinkering with your door.