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© 2010, The Chamberlain Group, Inc.

01-G0711C 

All Rights Reserved

INSTALLATION CONTINUED

Attach spacer and rod end to unit (Figure 3).

Assemble hinge plate to lower and upper arms (Figure 4).

Place ½"-20 hex nut and ½" lockwasher on linkage rod by the 
unit and screw rod into rod end mounted on unit (Figure 5).

If necessary, level the upper arm by turning the linkage rod.

5

4

3

6

Hex Bolt 
1/2"-13 x 3-1/4" 

Female Rod End

Spacer
1-1/2" L

Nylock Nut
1/2"-13

Flatwasher 1/2"

Output Shaft

Hole (Ref.)

Extension
(Upper) Arm

Serrated Hex Nut
3/8"-16 (5)

Hex Nut
1/2"-13

Hinge Plate

Lockwasher
1/2"

Flatwasher
1/2"

Lower
Arm

 Hex Bolt

1/2"-13 x 1-3/4"

Hinge
Plate

Hex Bolt
3/8"-16 x 1-1/2"
(5)

Spacer 7/8"L

Spacer 7/8"L

Linkage Rod

Hex Nut
1/2"-20 (2)

Lockwasher 1/2" (2)

Flatwasher 1/2"

Female Rod End

Figure 4

DETAIL B

DETAIL A

Hex Bolts (4)

Hex Nut

Hex Bolt

Flat Washer

Hex Bolt

Flat Washer (2)

Flat Washer (2)
Hex Nut

Hex Nut

Flat Washer

Threaded Spacer

Flat Washer

Flat Washer
Hex Bolt

Extension Arm

See Detail A

See Detail B

Linkage Rod

Linkage Rod

Lower Arm

Allenhead Screw

Figure 3

Figure 5

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