Wayne-Dalton 3790-Z Center Bracket & Cable Drum, Caution: The Winding Shaft May

Models: 3790-Z 3790

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CAUTION: THE WINDING SHAFT MAY

R3

End Bracket Removal

 

 

 

Tools Needed:

To remove end brackets, start with the right

Power Drill

hand end bracket and remove the lower lag

screw and carriage bolt.

 

7/16” Socket

Repeat for left hand end bracket.

Driver

CAUTION: THE WINDING SHAFT MAY

1/2” Wrench

ROTATE WHEN REMOVING THE END

 

Step Ladder

BRACKET AND GEAR.

End Bracket

(Right Hand)

5/16” X 1-5/8”

Hex Head Lag

5/16” - 18 X 3/4”

Carriage Bolt ROTATE WHEN REMOVING THE ENDCenter Bracket & Cable Drum

to the right side of the torque tube.Manual background5/16”-18 Hex

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POSITION Drum

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

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POSITION

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Ratchet

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Upper

Position

 

 

 

 

 

 

 

 

 

 

 

UPPER

POSITION SIDE

 

 

 

 

 

 

 

 

 

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VIEW

 

 

 

 

 

 

 

 

 

 

in Lower

Position

 

 

 

 

 

 

 

 

 

 

LOWER

POSITION SIDE

 

 

 

 

 

 

 

 

 

 

 

 

 

 

VIEW

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

R4

Center Bracket & Cable Drum

 

 

Removal

 

To remove the cable drum/center bracket,

Tools Needed:

Power Drill

follow the steps below:

a. Remove the two 1/4" lag screws from

7/16" Socket

the center bracket. slide center bracket

Driver

to the right side of the torque tube.

 

Step Ladder

Lift the right side of the torque tube up

 

 

and slide the cable drum and center

 

bracket off the end of the torque tube.

 

discard the center bracket.

 

b. Drape the cable drum over the flagangle

 

by the counterbalance cable and re-align

 

the groove in the winding shaft with the

 

round notch in the flagangle.

 

Once aligned, lower the winding shaft

 

and torque tube onto the flagangle.

 

Repeat cable drum removal for left side.

 

After completing this step, continue with

 

Step R5 on page 5.

 

 

Center

Bracket

Torque

Tube

a

1/4”

Lag Screws

 

b

 

Splines

Groove

Winding Shaft

Cable

Round Notch

Drum

Flagangle

2Please Do Not Return This Product To The Store. Call Us Directly! Our Trained Technicians Will Answer Your Questions and/or Ship Any Parts You May Need.

You can reach us Toll Free at 1-888-827-3667 for Consumer Assistance or online at www.wayne-dalton.com

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Wayne-Dalton 3790-Z Center Bracket & Cable Drum, Caution: The Winding Shaft May, Rotate When Removing The End