The big board with the springs attached is necessary to span the door opening.
How to increase the height of a garage door.
Proceed by testing the opener to see whether your door height has reached the desired level.
You can as well turn on open in case of the garage door with a mark and close sign.
You answered the question yourself.
An exterior shot might help.
Preferably wind it to just a quarter of a turn.
One way to do it would be to get wall extensions for the entire the garage and then cut the roof of the garage off lifting it up to the height you want it.
It is possible to install larger garage doors to give.
How to adjust garage door height step 1.
If you wish for the door opening height to increase you will.
If you want to increase the height of your garage door opening simply rotate the screw up or open to a clockwise direction.
Cut the legs of the racks a few inches.
The other way involves more work and more money and a most likely goofy looking result with the 3 add on to the door.
Locate the limit adjustments screws located on the side of the opener.
Older homes have smaller openings for garage doors making it more difficult to fit modern vehicles in.
Without changing the roof above it appears that the only space available for raising the door is occupied by short 2x4 s or a max of about 6.
It looks like 84 6 your max of 90 or so.
If you would like to increase the height of the garage door then you will have to turn the up screws.