8
Assembly
STEP 3 Install the idler pulley
1. Lay the chain beside the rail, as shown. Grasp the end of the chain and pass approximately 12" (30 cm) of
chain through the window. Allow it to hang until Assembly Step4.
2. Remove the tape from the idler pulley. The inside center should be pre-greased. If dry, regrease to ensure
proper operation.
3. Place the idler pulley into the window as shown.
4. Insert the idler bolt fromthe top through the rail and pulley. Tighten with a 3/8" lock washer and nut
underneath the rail until the lock washer is compressed.
5. Rotate the pulley to be sure it spins freely.
6. Locate the rail tab. The rail tab is near the idler pulley on the front rail section. Use a flat head screwdriver
and lift the rail tab until the tab is vertical (90º).
Rail
Idler Pulley
Grease Inside
Pulley
Bolt
Chain
Lock Washer
Nut
Bolt
Nut 3/8" Lock Washer 3/8"
HARDWARE
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