Genie Quietlift 2M, Operation And Maintenance Manual

Page: 12 / 18

E Adjust the close limit ( Figure 3B ).
•
Turn the Close Limit Adjustment Screw 1/4 turn at a time
toward the up or down to change where the bullet stops.
– Use the remote to cycle the opener after
each adjustment.
– Adjust until the bullet’s leading edge stops at the
pencil mark.
C Activate the opener using the remote.
•
Move the door in the open direction and wait for the
door to stop moving (
Figure 2 ).
•
Check where the door stopped.
– Adjust the open limit screw,and repeat cycling the
door and making adjustments until it opens to the
point where the door is just below level.
Step 4:
Figure 3B Adjusting the close limit
A
DJUSTING THE
O
PEN AND
C
LOSE
L
IMITS
C
ONTINUED
NOTE
Figure 2 Checking the open limit on one-piece
NOTE
Setting the limit too high on a one-piece door will
cause the opener to
“buck” when starting down.
D Activate the opener using the remote.
•
Move the door in the close direction and wait for the
door to stop.
Each 1/4 turn of the adjustmen t screw equals about 5/8"
of carriage travel.
NOTE
During the next adjustment, if the door stops during
opening or reverses during closing before reaching the
limits, the door force must be adjusted.Change the door
force setting as described in the next section then return
here to finish setting these limits.
•
Check where the door stopped.
– Adjust the close limit screw and repeat cycling the
door and making adjustments until it fully closes.
NOTE
If the door is reversing after contacting the floor, the
limit isset too far toward the door and needs to be set
back.
WARNING
The door will move during the next adjustment.Stay
clear of the door and moving parts
Step
5:
A
DJUSTING AND
T
ESTING THE
F
ORCE
C
ONTROLS
WARNING
A Engage the carriage.
•
Flip the carriage release lever up and lift the door manually
until the carriage engages with the bullet.
THEFOLLOWINGPARAGRAPH ISFORSECTIONAL DOORSONLY.
B Activate the opener using the remote.
•
Move the door in the open direction and wait for the
door to stop moving (
Figure 1 ).
•
Check where the door stopped.
– Adjust the open limit screw,and repeat cycling the
door and making adjustments until it opens fully.
Too much force will prevent safe operation of the garage
door.Someonecould beseriously injured or killed if the
door force isset too high. Aclosing door may not reverse
properlyand someonecould be pinned under it. An
opening door might not stop when going up and
someone hanging on the door could be pinned between
the door and the header.Never increase the forceabove
the minimum required to move the door.Never adjust the
force to compensate for asticking or binding door.
Perform thissafety check oncea month.
WARNING
Always perform the force check after making any
adjustments to the opener.
Figure 1 Checking the open limit on sectional
11