Mounted with "left-hand" thread
where is the tensioner for the serpentine belt on a 2004 ford ranger
Loosen the tensioner pulley. Put the fan belt around the pulleys. Pry the tensioner pulley to the right until the belt is tight. Tighten the tensioner pulley nut.
The easiest way to loosen the tensioner is to use an automatic belt tensioner. This can be used on a serpentine belt which is connected to every pulley on the engine.belt.
Most likely use a socket and longer extension bar then loosen by pulling clockwise
there should be a square hole in the tensioner arm that you use a breaker bar and an extension in the hole and just turn the tensioner whatever direction that will loosen the belt.
You need to loosen the belt tensioner. There is a large bolt that needs to be loosened in the center of the tensioner pulley. Then the small vertical bolt is turned in the direction to loosen the belt. After the tensioner is loose replace the belt and retension it.
Loosen the tensioner pulley. When the tensioner pulley is loose the belt will come off. Put the new belt on and tighten the tensioner pulley.
Loosen the tensioner pulley. The tensioner pulley will slide to the right. This will loosen the alternator belt. So it can be removed.
Place a breaker bar on the lug/hole on the tensioner; then pry against the tensioner.
Loosen the belt tensioner and take the old belt off. Put the new one on and let the tensioner back in position. If you don't have a tensioner, you'll have to loosen the alternator and ac compressor adjusting bolts.
Loosen the tensioner pulley. Put the belt around the alternator pulley and the tensioner pulley. Move the tensioner pulley to the right until the belt is tight. Tighten the tensioner pulley.
Loosen the tensioner bolt, let the spring loaded tensioner contact the belt. Then tight the tensioner bolt.