Turn the adjustment screw clockwise to slow the closer down counter clockwise to speed it up.
Commercial roll up door tension adjustment.
The tension set bracket found on the dbci 650 and 690 series is the first of its kind making adjusting roll up doors safer easier and faster.
26 gauge steel corrugated curtain.
Apart from the overhead door brand cones most of the remaining commercial and industrial springs screw onto the cones and the ends of the spring wire are heated and bent to fit into a slot in the cones.
Open the door and watch it close.
The 26 gauge corrugated door curtain is manufactured from full hard galvanized grade 80 steel and coated with super durable polyester paint that is backed by a 40 year film integrity and 25 year no fade limited paint warranty.
These include most of the cones for the 3 3 8 3 3 4 5 1 4 5 7 8 6 and 7 5 8 inside diameter springs.
R 4 insulation is optional.
Galvanized primed and painted w 40 year paint warranty.
In this video chris shows you how to remove or add tension to trac rite roll up door springs.
Model 650 750 tension device adjustment over a period of time it is possible for the springs to relax.
Roll up door tension adjustment as roll up doors age the springs may relax somewhat and require adjustment to properly assist in lifting the door.
It enables experienced maintenance personnel to self adjust the door within minutes unlike the older roll up doors that lack tension adjusters and require a door technician to make any changes.
Remember when it comes to turning commercial door closer adjustment screws a little goes a long way.
Step 7 apply initial tension to the door springs start with the bottom bar angle at the bottom of the curtain roll and use a pipe wrench to rotate the axle approximately 1 turn to pre tension the door.
If it closes right the first time check it 10 more times.
Final adjustment if necessary will be made in step 10.
Start with no more than 1 8 of a turn.
Roll up doors commercial door garage door overhead steel door roll up shed door and roll up barn door.
Roll up door model 2500 features.
