Usually the end roller will have a threaded rod to extend the roller out father.
use a ratchet to pull be on the belt tensioner to loosen slack then remove the belt
You will be able to remove this from under the car. You have to slack the belt first, there is a long adjustable bolt that releases the tension on the belt.
BELT
CHANGING ALTENATOR BELT: 1. loosen compressor bolts push towards engine to remove compressor belt 2. loosen power steering bolts and push pump towards engine to get slack to remove belt. 3. loosen altenator bolts pus it towards motor to get slack and remove belt. 4. put new belt on push altenator away from motor to tighten slack in belt and tighten bolts 5. push power steering pump away from motor to tighten belt and tighten bolts 6. push compressor away from motor to tighten belt and tighten bolts. REMOVE FAN BELT: Do steps 1,2,5 and 6 REMOVE COMPRESSOR BELT: Do steps 1and 6
The job is not too hard. With the right tools, just remove the belt, and unbolt the tensioner, and replace. Then with your ratchet i( it fits in the square slot ) slack the tensioner and slip the new belt on. You have to slack the tensioner to take off the belt also.
use a socket and breaker bar on the idler wheel to remove slack. remove old belt, follow diagram on panel or hood to install new belt
remove engine....move...replace engine
i have the four cylinder. the ac belt has a tensioner. in the center of the tensioner is a bolt/nut. loosen it slightly. under the tensioner looking toward the ground is a bolt head. turning it adjust the pulley. loosen this to put slack in the belt and remove the belt. put a new one on it and remove the slack with the one bolt then tighten the one in the center of the tensioner. be careful not to over tighten
Find the tensioner assembly, get a ratchet or breaker bar and a socket which will fit the nut, turn it counterclockwise. That'll create enough slack to allow you to remove the serpentine belt.
The serp belt has a spring tensioner. It is not adjustable. To remove the serp belt simply put a wrench on the nut and push it inward to create slack in the belt. Then slip it off.
Loosen the timing belt tensioner so the belt will have some slack before removing it from a 1985 Honda Civic. Remove the old belt. Install the new belt and make sure the engine is TDC.
loosen the 7/8 main nut on the tensioner then back off the adjuster 12mm till there is enough slack to remove the belt