Chamberlain LiftMaster PROFESSIONAL SL930 Owner's Manual page 11

Heavy duty commercial slide gate operator
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ATTACH CHAIN TO GATE
9
ADJUST LIMITS
10
as shown using the round or square u-bolts
for round or square gate frames respectively.
Attach the chain to the gate brackets using
the chain bolt and master link as shown. If
necessary, the chain may be easily short-
ened using a chain breaker. Adjust the height
of the gate brackets until the chain is level
and firmly tighten the u-bolts. For round gate
frames it may be necessary to drive the self
tapping screw through the gate bracket, and
into the gate.
cause the gate to stop in the desired open
and closed positions. These adjustments can
be roughly made before power has been
hooked up by flipping the manual release
switch and pushing the gate manually. Push
the gate to the open position and adjust the
limit nut to press the limit switch in. The limit
nuts can be turned after pressing down on the
guide plate. Push the gate closed and adjust
the other limit nut to press in the other limit
switch. Caution "do not allow the limit nuts to
travel past the switch as this may damage
the switches". When finished, make sure the
guide plate is properly engaged with the
grooves on the limit nuts.
pg 11
Installation Continued...
Attach the gate bracket to the gate
The limit nuts need to be adjusted to

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