Chamberlain MT5011U - Assembly: Chain Installation and Routing; Attach Chain to Trolley and Idler; Route Chain Around Drive Sprocket; Attach Chain to Trolley and Adjust Tension

8
Attach chain to front of trolley.
Trolley
Chain
Master Link
Chain
Front Idler
Track
Trolley
Chain
Master Link
Bottom
of Track
Bottom
of Track
Drive
Sprocket
Operator
Inner Nut
2"
Chain
Chain
ASSEMBLY
6
Wrap chain around front idler in the direction shown.
7
Slide trolley 2 inches away
from front idler.
8
Wrap chain around drive sprocket.
9
Attach chain to back
of trolley. Adjust the
chain by tightening
the inner nut.
10
3"
More than 3"