Chamberlain 1024, 1042, 1022 manual Rail Assembly for Chain Drive Opener

Rail Assembly for CHAIN DRIVE OPENER

NOTE: For split rail clamps, nuts, and bolts locate Bag 0 from Box 1.

3.Remove the two rail sections that are not connected to the chain and place them on floor (Fig. 1-2, A).

4.Carefully remove the third rail section with chain and plastic sleeve. Place rail section on floor and extend chain straight out

(Fig. 1-2, B). Chain and rail should extend approximately 7 feet.

5.Remove wire ties and plastic bag from chain. Leave chain extended straight out on floor. Avoid kinks in the chain by careful handling and keeping chain flat on the floor.

6.Align the three rail sections by pulling the chain straight and wrapping it around the chain tensioner pulley (Fig. 1-3 & 1-4).

7.Attach the two rail clamps to the rail section joints with (4) bolts and nuts. After both rail clamps have been assembled to the rail sections, securely tighten the bolts and nuts.

Rail Assembly for BELT DRIVE OPENER

NOTE: For split rail clamps, nuts, and bolts locate Bag 0 from Box 1.

3.Remove the two rail sections that are not connected to the belt and place them on floor (Fig. 1-2, A).

4.Carefully remove the third rail section with belt. Place rail section on floor, remove ties on belt and extend belt straight out (Fig. 1-2, B). Avoid twists and kinks in the belt by careful handling and keeping belt flat on the floor. Belt and rail should extend approximately 7 feet.

5.Align the three rail sections by pulling the belt straight and wrapping it around the tensioner pulley (Fig. 1-3 & 1-4).

6.Attach the two rail clamps to the rail section joints with (4) bolts and nuts. After both rail clamps have been assembled to the rail sections, securely tighten the bolts and nuts.

CHAIN DRIVE RAILS
A	Chain Rail	Center Rail
	End Rail
B	Wire Tie(s)
BELT DRIVE RAILS
	Belt Rail
A		Center Rail
		End Rail
B

FIG. 1-2 Split Rail sections.

		Carriage Assembly
CHAIN		Rail with chain
	Rail Clamps
		Chain Connector	Power Head
Rail Clamp Bolts
		Release
		Knob	Rail with belt
End Rail		Rail Clamp Nuts
N
P
G
	Center Rail
Chain
		End Rail
		N	BELT
		R
		H
		Center Rail
		Belt
FIG. 1-3	Split Rail assembly.

	Wrap around tensioner pulley
FIG. 1-4	Mount chain/belt to tensioner pulley.

10 PN# 3642036534, 02/26/2010 REV. 1