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Chamberlain 1000SD, 2000SD cut end down, Figure, Figure, Figure, Figure 1:, Figure 2:, Figure 3:, SECTIONAL Doors Only, Hole Alignment Alternative, Connect Door Arm to Trolley, above

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Installation Step 13

Connect Door Arm to Trolley

Follow instructions which apply to your door type as illustrated below and on page 23.

SECTIONAL Doors Only

Make sure garage door is fully closed. Pull the emergency release handle to disconnect the outer trolley from the inner trolley. Slide the outer trolley back (away from the door) about 2" as shown in Figures 1, 2 and 3.

Figure 1:

•Fasten straight door arm section to outer trolley with

the 5/16"x1" clevis pin. Secure the connection with a ring fastener.

•Fasten curved section to the door bracket in the same

way, using the

5/16"x1-1/4"

clevis pin.

Inner Outer

Trolley Trolley

Figure 1

Ring	Clevis Pin
Fastener	5/16"x1"

	Door	Straight
	Door	Door Arm
	Bracket	Door Arm
	Bracket
Clevis Pin		Curved
Clevis Pin		Door Arm

5/16"x1-1/4"

Figure 2:

•Bring arm sections together. Find two pairs of holes that line up and join sections. Select holes as far apart as possible to increase door arm rigidity.

Figure 2

Lock Washers

Nuts 5/16" 5/16"-18

Door

Bracket

Rope

Manual

Release

Handle

Screws 5/16"-18x7/8"

Hole Alignment Alternative

Figure 3:
• If holes in curved arm are	above	holes in straight arm,
disconnect straight arm. Cut about 6" from the solid
end. Reconnect to trolley with		cut end down	as shown.

•Bring arm sections together.

•Find two pairs of holes that line up and join with screws, lock washers and nuts.

Hardware Shown Actual Size

Nut 5/16"-18	Lock Washer 5/16"				Ring Fastener
Clevis Pin					Clevis Pin		Hex Screw



5/16"x1" (Trolley)			5/16"x1-1/4" (Door Bracket)				5/16"-18x7/8"

Figure 3

Lock

Washers

5/16"

Nuts 5/16"-18

Screws 5/16"-18x7/8"

Cut this end

Proceed to Adjustment Step 1, page 24. Trolley will re-engage automatically when the opener is operated.

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Contents

Page Determine the header bracket location The Protector System Test the Protector System Start by reviewing these important safety alert symbols: serious injury or death mechanical or from electric shock Read the instructions carefully Test Your Door for Balance • Lift the door about halfway as shown. Release the door It should stay in place, supported entirely by its springs •Raise and lower the door to see if there is any binding or sticking Sectional material. Parts may be "stuck" in the foam INTACT (see on page SECTIONAL Door or ONE-PIECEDoor with Track Installation ONE-PIECEDoor Without Track Installation Fasten the Rail To the Power Unit •Slip the coupling over the rail sprocket •Align the two screw holes in the rail with those in the Hardware Shown Actual Size Install the Trolley An improperly balanced door may not Determine Header Bracket Location ONE PIECE Door with Track 26) •Extend the line onto the header wall above the door of the door center only if a torsion spring or center bearing plate is in the ONE-PIECEDoor Without Track One-piecedoor without track pivot hardware EXAMPLE Distance from top of door Install the Header Bracket Fastening the Header Bracket to the Wall Fastening the Header Bracket to the Ceiling •Extend the vertical guideline onto the ceiling as shown •Mark holes designated for ceiling mount only. Drill Attach the Rail to the Header Bracket •Position the rail bracket against the header bracket •Align the bracket holes and join with a clevis pin as shown •Insert a ring fastener to secure Installation procedures are the same for sectional and one-piecedoors wall garage door tracks sending eye channels Position the Opener Follow instructions which apply to your door type as illustrated ONE-PIECEDoor with Track A 2x4 laid flat is convenient for setting an ideal door- to-raildistance • Raise the opener onto a stepladder each Reversing Sensor wires along the top of the rail. See page only glow steadily receiving eye sending receiving gently avoid snapping off bottom lens tabs neck Fasten Door Bracket SECTIONAL Door Installation Procedure installation. Note the correct UP placement, as stamped inside the bracket installation •Position the bracket on the face of the door within the following limits: All ONE-PIECEDoor Installation Procedure •Drill 5/16" pilot holes and fasten the door bracket with hardware supplied cut end down All ONE-PIECEDoors Assemble the Door Arm: •Fasten the straight and curved door arm sections together to the longest possible length (with a 2 or 3 hole overlap) •Secure with a ring fastener stop stop reverse down Simply wait 15 minutes and try again stops page Test The Protector System •Press the remote control push button to open the door •Place the opener carton in the path of the door reversing sensor is obstructed the indicator light in either sensor is off (alerting you dim or off reverse blink for 5 seconds on on off hold hold force fully closed standard neck KEY PART NO Rack assembly 41A4836 Installation Parts KEY Page Model 1702LM Model 59LM Model 88SD Model 66LM Outside Keylock: Model 82LM 8 foot Complete Rail: Model 83LM To allow an 8 foot door to open fully Garage Door Determining high point of travel: Force controls Travel limits Manual Release Rope & Handle LIMITED WARRANTY ON MOTOR Model 2000SD: Models 1000SD: © 1996, The Chamberlain Group, Inc 114A1794E