Lesson 3/Learning Event 2
To adjust the drive belts, perform the
Step 1. Remove the tensiometer from the toolbox and check to see that it is
clean and serviceable.
Step 2. Set one O-ring at the 3/8-inch mark, and the other O-ring at the 0-
pound mark against the sleeve. Put the small end of the tensiometer against
(figure 10). Press down on the tensiometer until the O-ring at the 3/8-inch
mark touches the belt next to it.
Remove the tensiometer and read the
position of the second O-ring which was moved down the scale by the sleeve.
The O-ring should be between the five to seven-pound mark for correct belt
CHECKING TENSION OF DRIVE BELTS.