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Chamberlain PD420, PD420-2, PD460-2, PD460-2K Rail Assembly Parts, Installation Parts, NO, NO, KEY, PART, NO. NO, KEY PART, DESCRIPTION, DESCRIPTION, REPAIR PARTS

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REPAIR PARTS

	Rail Assembly Parts
			9
	1	10
	1	2			8
				7	8
	4
	3		KEY PART
			NO. NO.		DESCRIPTION
			1	41A4796	Hardware bag
			2	41A4795	Hardware bag (includes
					sprocket coupling)
			3	12B569-1	Left rail bracket
			4	12B569-2	Right rail bracket
	5	6	5	1C4827-1	Screw drive rail assembly
	5		6	12B560M	Rail support braces (4)
			6	12B560M	Rail support braces (4)
			7	81C168	Rack
			8	41C4677	Complete trolley assembly
			9	25C20	Sprocket coupling
	Installation Parts		10	41A4836	Drive sprocket kit
	Installation Parts

4

2 1

3

LOCK

LIGHT

		LY
	NT	ON
	NT
6	OU
	G M
	LIN
	CEI
	UP

5	7

NOTICE

10 11

89

13

12

KEY	PART
NO.	NO.	DESCRIPTION

1	41A5273-14	Multi-function door control
2	953CB	3-Button remote control
3	10A20	3V 2032 Lithium battery
4	29B137	Visor clip
5	41A2828	Emergency release rope & handle assy.
6	41B4494-1	2-Conductor bell wire: white & white/red
7	41A4353	Header bracket w/clevis pin & fastener
8	41A5047	Door bracket w/clevis pin & fastener
9	178B35	Curved door arm section
10	178B34	Straight door arm section
11	12B776	Hanging brackets
12	41A5034	Safety sensor kit: receiving and
		sending eyes with 3' 2-conductor bell
		wire attached
13	41A5266-1	Safety sensor bracket
		NOT SHOWN
	41A4675-7	Installation hardware bag (see page 7)
	114A2466	Owner’s manual
	114A2466SP	Owner’s manual - Spanish

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Contents

For Residential Use Only Introduction Assembly Installation Adjustment Operation Preparing your garage door Tools needed Planning Planning (Continued) Carton Inventory Hardware Inventory Assemble the Rail Assemble the Rail (Continued) Fasten the Rail to the Motor Unit and Install the Trolley Attach the Rail Brackets Determine the Header Bracket Location Install the Header Bracket Attach the Rail to the Header Bracket Install The Protector System® INSTALLING THE BRACKETS Garage door track installation (preferred): Figure Wall installation (Figure 2 & 3): Floor installation (Figure 4): MOUNTING AND WIRING THE SAFETY SENSORS Recommended Wire Routing Do not use the lower (trolley) channels Position the Opener Hang the Opener Install the Door Control Install the Lights and Lens Attach the Emergency Release Rope and Handle Electrical Requirements Complete the Safety Reversing Sensor Installation Fasten the Door Bracket ONE-PIECEDOORS Metal Doors: Connect Door Arm to Trolley ALL ONE-PIECEDOORS 1.Assemble the door arm, Figure 4: 2.Adjustment procedures, Figure 5: •Open door adjustment: decrease UP travel limit •Closed door adjustment: decrease DOWN travel limit Adjust the UP and DOWN Travel Limits Adjust the Force Test the Safety Reversal System Test The Protector System® Using Your Garage Door Opener Using the Wall-MountedDoor Control To Open the Door Manually CARE OF YOUR OPENER LIMIT AND FORCE ADJUSTMENTS: THE REMOTE CONTROL BATTERY Repeat the safety reverse test (Adjustment Step 3, page 29) after any adjustment of limits or force HAVING A PROBLEM 1. My door will not close and the light bulbs blink on my motor unit: 2. My remotes will not activate the door: 3. My door reverses for no apparent reason: 1 FLASH 2 FLASHES 3 FLASHES 4 FLASHES 5 FLASHES To Add or Reprogram a Hand-heldRemote Control To Erase All Codes From Motor Unit Memory *3-ButtonRemotes To Add, Reprogram or Change a Keyless Entry PIN Rail Assembly Parts Installation Parts Motor Unit Assembly Parts ACCESSORIES 950CB 1-ButtonSecurity✚® Remote 956CB Control: CHAMBERLAIN GARAGE DOOR OPENER ONE-YEARLIMITED WARRANTY LIMITED WARRANTY ON MOTOR