8 Route Chain/Cable Around Rail Assembly and Motor Unit Sprocket

CAUTION

To avoid possible SERIOUS INJURY to fingers:

•Securely attach chain spreader.

•NEVER connect garage door opener to power source until instructed to do so.

Leave chain/cable inside carton to prevent kinking

Cable

A2

Chain and

Cable in

Dispensing

Carton

Chain

Motor Unit Sprocket

9 Attach Chain To Trolley Threaded Shaft

B4

Master Link

Clip-On Spring

B1

Trolley

Threaded

10 Attach Nut and Lock

Washer to Trolley

Threaded Shaft

B1

11 Insert Trolley Threaded

Shaft into Round Hole in

Trolley

B1

Shaft

Trolley

Threaded

C4 Shaft

C5 Inner Nut

Lock

Washer

C5

Trolley

Threaded

Shaft

C6

Lock Washer

B4

Master Link Bar

Outer Nut

12 Tighten the Chain

Desired Chain Tension

 

A2 Chain

1/4" (6 mm)

Base of Rail

Mid Length of Rail

Assembly of your opener is now complete.

ALL HARDWARE SHOWN ACTUAL SIZE

B1 Threaded Trolley Shaft

B4 Master Link

C4 Nut

C5 Lock Washer

8