Chamberlain WeatherDrive LM555EVGBSA, Installation And Operating Instructions Manual

Page: 8 / 40

8
12
LEFT / RIGHT HAND INSTALLATION
LEFT
(handing must
be changed
during limit
setting)
RIGHT
(factory
default
setting)
Inside garage looking out
Note: A ballooning door may delay the safety reversal
response and can compromise garage door security.
• To remedy any ballooning place self tapping metal screws
or rivets where the curtain leaves the roll. Secure these
through the curtain into the drum wheel at each end of the
roll.
• After determining the correct fastener location as shown, lift
the door approximately half a turn from the closed position
to allow access for drilling.
Free curtain
Ballooning Add fasteners here
Door closed
Door can be
lifted
Door secure
11
10
PINNING THE DOOR