Product Manual

Page 18 of 29
4.2 While firmly holding the spring housing:
a. Pull out the housing and rotate it (counter-clockwise to increase or clockwise to decrease the
spring tension) until the boss D is engaged with the next notch on the housing.
b. Turn nut B until it contacts the spring housing, then back off about 1/4 turn.
ATTENTION: The inside of nut B should not contact spring housing when done.
c. Tighten nut A against nut B to hold the housing in place.