Hardware Inventory; Assembly - Chamberlain LiftMaster Security+ 311 Owner's Manual

Hardware Inventory

Separate all hardware and group as shown below for the assembly and installation procedures.
Washered Bolt
5/16"-18x1/2" (2)
(mounted in opener)
Lag Screw
5/16"-9 x1-5/8" (2)
Self-Threading Screw
1/4"-14x5/8" (2)
Clevis Pin
5/16"x2-3/4" (1)
Assembly Hardware 41A3534 ASSEMBLY HARDWARE
Hex Bolt
5/16"-18x7/8" (3)
Trolley
Threaded Shaft (1)
INSTALLATION HARDWARE
Hex Bolt
5/16"-18x7/8" (4)
Handle
Carriage Bolts
Drywall
1/4"-20x1/2" (2)
Anchors (2)
Nut
5/16"-18 (5)
Lock Washer
5/16" (4)
Lock Washer 5/16" (4)
Nut 5/16"-18 (4)
Wing Nut
1/4"-20 (2)
Clevis Pin
5/16"x1" (1)
7
Carriage Bolt
Master Link (2)
1/4"-20x1/2" (12)
Lock Nut
1/4"-20x7/16" (12)
Rail Grease
Ring Fastener (3)
Staples (30)
Clevis Pin
5/16"x1-1/4" (1)
Rope