Chamberlain PD432DM 1/2 HP Motor Unit Assembly Parts

Motor Unit Assembly Parts

	9	13
	9	9a
	1	10
	2	10
	2

3	6a	12
	4	5
	8	5
	8
7	6

	14	11

KEY	PART		KEY	PART
NO.	NO.	DESCRIPTION	NO.	NO.	DESCRIPTION
1	31C568	Drive shaft cover	8	41A4837-1	Worm gear and retainer
2	41B4245	Line cord	9	41A6635	Low voltage wire harness
3	30B620	Capacitor – 1/2	9a	41A6634	High voltage wire harness
4	41A3150	Terminal block w/screws	10	41AS050R2M	Receiver logic board
5	41D4671	Limit switch assembly	11	41A5525-53	Cover
6	41A6241	Motor drive assembly	12	41C22-1	Drive coupling hub
6a	20B21-1	Drive belt	13	175B88	Light socket
7	41C4672	Screw drive RPM kit	14	108D79	Light lens

Contents

Page 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): Wall installation (Figure 2 & 3): Floor installation (Figure 4): MOUNTING AND WIRING THE SAFETY SENSORS Recommended Wire Routing Position the Opener Hang the Opener Install the Door Control 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 5: 2.Adjustment procedures, Figure 6: •Closed door adjustment: decrease DOWN travel limit 3.Connect the door arm to the trolley: 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 THE MULTI-FUNCTIONDOOR CONTROL Light feature DISCONNECT THE TROLLEY: Lock feature LIMIT AND FORCE ADJUSTMENTS: THE REMOTE CONTROL BATTERY MAINTENANCE SCHEDULE Every Month Every Year 2. My remotes will not activate the door: 3.My door reverses for no apparent reason: 5.My lights will not turn off when door is open: Diagnostic Chart 1 FLASH 2 FLASHES 3 FLASHES 4 FLASHES To Add or Reprogram a Hand-heldRemote Control To Erase All Codes From Motor Unit Memory *3-ButtonRemotes (315 MHz) To Add, Reprogram or Change a Keyless Entry PIN Rail Assembly Parts KEY NO DESCRIPTION Installation Parts Motor Unit Assembly Parts 953D 3-ButtonSECURITY✚® Remote Control : 935CB 940D OUR LARGE SERVICE ORGANIZATION SPANS AMERICA INSTALLATION AND SERVICE INFORMATION IS AS NEAR AS YOUR TELEPHONE SIMPLY DIAL OUR TOLL FREE NUMBER: