Summary of Contents for Chamberlain Security+ PD300D
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The door WILL NOT CLOSE unless the Protector System is connected and ■ ® properly aligned. Periodic checks of the opener are required to ensure safe operation. ■ The model number label is located on the front panel of your opener. ■...
Safety Symbol and Signal Word Review This garage door opener has been designed and tested to offer safe service provided it is installed, operated, maintained and tested in strict accordance with the instructions and warnings contained in this manual. When you see these Safety Symbols and Signal...
BEFORE installing and operating garage WARNING 2. Raise and lower the door to see if there is any door opener to avoid entanglement. binding or sticking. If your door binds, sticks, or is out of balance, call a trained door systems technician.
• Installation Step 10 – Alternate floor mounting of and 11. the safety reversing sensor will require hardware • If your door is more than 7 feet (2.13 m) high, see not provided. rail extension kits listed on Accessories page.
If your door is lightweight, refer to door. the information relating to sectional doors in • The gap between the bottom of the garage door and Installation Step 11. the floor MUST NOT exceed 1/4" (6 mm). Otherwise, • Depending on your door’s construction, you may the safety reversal system may not work properly.
FOAM. Hardware for assembly and installation is below. Accessories will depend on the model shown on the next page. Save the carton and packing purchased. If anything is missing, carefully check the material until installation and adjustment is complete.
Hardware Inventory Separate all hardware and group as shown below for the assembly and installation procedures. ASSEMBLY HARDWARE Lock Nut Lock Washer 3/8" (1) 1/4"-20 (2) 3/8" (1) Bolt 1/4"-20x1-3/4 (2) Master Link (2) Idler Bolt (1) Trolley Threaded Shaft (1)
3. Place the motor unit on packing material to protect The front rail has a cut out “window” at the door end the cover, and rest the back end of the rail on top.
ONLY those bolts/fasteners mounted in the top of • Insert a 1/4"-20x1-3/4 bolt into the cover protection the opener. bolt hole on the back end of the rail as shown. Tighten securely with a 1/4"-20 lock nut. Do NOT overtighten.
Link Cap The sprocket teeth must engage the chain (Figure 2). Master Link 4. Check to make sure the chain is not twisted, then Clip-On Spring Master connect it to the threaded shaft with the remaining Link Cap master link.
• within sight of the garage door. SEVERE INJURY or DEATH. • out of reach of children at minimum height of 5 feet 3. All repairs to cables, spring assemblies and other (1.5 m).
2" (5 cm) Highest Point only if a torsion spring or center bearing plate of Travel Highest Point is in the way; or you can attach it to the ceiling of Travel (see page 13) when clearance is minimal. (It Door Door may be mounted on the wall upside down if necessary, to gain approximately 1/2"...
Garage Door Header ceiling). Wall Lag Screws 5/16"x9x1-5/8" • Mark the vertical set of bracket holes (do not use Header the holes designated for ceiling mount). Drill 3/16" Structural Bracket Support pilot holes and fasten the bracket securely to a structural support with the hardware provided.
• Position the rail bracket against the header Header Wall bracket. Header Bracket • Align the bracket holes and join with a clevis pin Idler Pulley 5/16"x1-1/2" as shown. • Insert a ring fastener to secure. Header...
• Raise the opener onto a stepladder. You will need help at this point if the ladder is not tall enough. • Open the door all the way and place a 2x4 laid flat 2x4 is used to determine on the top section beneath the rail.
Distance 3. Drill 3/16" pilot holes in the structural supports. Bolt 5/16"-18x7/8" Lock Washer 5/16" 4. Attach one end of each bracket to a support with Nut 5/16"-18 5/16"-18x1-7/8" lag screws. 5. Fasten the opener to the hanging brackets with 5/16"-18x7/8"...
• Connect ONLY to 24 VOLT low voltage wires. of door and door hardware. To prevent possible SERIOUS INJURY or DEATH from a 1. Strip 7/16" (11 mm) of insulation from one end of closing garage door: bell wire and connect to the two screw terminals •...
To prevent damage to the opener: remove the lens. • DO NOT use bulbs larger than 100W. • Install up to a 100 watt maximum light bulb in the • ONLY use A19 size bulbs. socket. Light bulb size should be A19, standard neck only.
If the plug doesn't fit into the outlet you • NEVER use an extension cord, 2-wire adapter, or have, contact a qualified electrician to install the change plug in any way to make it fit outlet. Be sure proper outlet. the opener is grounded.
If it is necessary to mount the units on the wall, the position, and the opener lights will flash 10 times.
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• Use bracket mounting holes as a template to locate and drill (2) 3/16" diameter pilot holes on the Lag Screws wall at each side of the door, no higher than 6" (15 (Not Provided) cm) above the floor. Lens •...
(Figure 5). 1/4"-20x1/2" Lens • Finger tighten the wing nuts. • Run the wires from both sensors to the opener. Use TROUBLESHOOTING THE SAFETY insulated staples to secure wire to wall and ceiling. REVERSING SENSORS • Strip 7/16" (11 mm) of insulation from each set of 1.
• Drill 3/16" fastening holes. Secure the door bracket 5/16"x2" using the self-threading screws (Figure 3). Wood Doors: • Use top and bottom or side to side door bracket Vertical Centerline holes. Drill 5/16" holes through the door and of Garage Door Vertical secure bracket with 5/16"x2"...
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They apply to one-piece doors also. • Center the door bracket on the top of the door, in line with the header bracket as shown. Mark either the left and right, or the top and bottom holes.
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Nuts 5/16"-18 with cut end down as shown. – Bring arm sections together. – Find two pairs of holes that line up and join with Bolts bolts, lock washers and nuts. 5/16"-18x7/8" • Pull the emergency release handle toward the Door Bracket opener at a 45°...
• On one-piece doors, before connecting the door - Manually close the door and lift the door arm to arm to the trolley, the travel limits must be the trolley. The arm should touch the trolley just adjusted.
2-4" (5 cm - 10 cm) between the trolley and the bolt. ADJUSTMENT LABEL • If door does not open at least 5 feet (1.5 m): Adjust the UP (open) force as explained in Adjustment Step 2.
Open Force Close Force • If the door doesn’t open at least 5 feet (1.5 m), Increase UP (open) force by turning the control clockwise. Make small adjustments until door opens completely. Readjust the UP limit if necessary.
SERIOUSLY INJURED or KILLED by a closing garage TEST door. • With the door fully open, place a 1-1/2" (3.8 cm) • Safety reversal system MUST be tested every month. board (or a 2x4 laid flat) on the floor, centered •...
11. Safety reversal system MUST be tested every month. 3. ONLY activate garage door when it can be seen clearly, it Garage door MUST reverse on contact with 1-1/2" high is properly adjusted, and there are no obstructions to (3.8 cm) object (or a 2x4 laid flat) on the floor.
• NEVER use emergency release handle unless garage doorway is clear of persons and obstructions. • NEVER use handle to pull door open or closed. If rope knot becomes untied, you could fall. DISCONNECT THE TROLLEY:...
THERE ARE NO OTHER USER SERVICEABLE PARTS. • Oil door rollers, bearings and hinges. The opener Tested to Comply with FCC Standards FOR HOME OR OFFICE USE. Operation is subject to the following two conditions: (1) this device may not cause harmful interference, and does not require additional lubrication.
HAVING A PROBLEM? (TROUBLESHOOTING) 1. My door will not close and the light bulbs blink Bell Wire on my motor unit: The safety reversing sensor must be connected and aligned correctly before the garage door opener will move in the down direction.
• Unplug unit to reset. Try to operate motor unit, check diagnostic code. failure. Unplug to reset. • If it is still flashing 5 times and motor unit moves 6-8" (15-20 cm), replace RPM sensor. • If motor unit doesn’t operate, motor unit is overheated. Wait 30 minutes and retry.
The owner of the copyright in the garage door opener does not authorize the purchaser or supplier of the non-rolling code transmitter to circumvent that technical measure.
To Add, Reprogram or Change a Keyless Entry PIN NOTE: Your new Keyless Entry must be programmed to operate your garage door opener. USING THE “LEARN” BUTTON To change an existing, known PIN If the existing PIN is known, it may be changed by one person without using a ladder.
41A2828 Emergency release rope and handle assembly 41B4494-1 2-Conductor bell wire, white and white/red 41A5047 Door bracket w clevis pin & fastener 41A5047-2 Header bracket w/clevis pin & fastener 178B35 Curved door arm section 178B34 Straight door arm section 12B776...
Multi-Function Door Control Panel: 7710CB 10 Foot (3 m) Rail Extension: Provides a Lock feature which To allow a 10 foot (3 m) door to open prevents operation of garage door fully. opener from portable remotes and a Light feature for constant light.
The Chamberlain Group, Inc. (“Seller”) warrants to the first retail purchaser of this product, for the residence in which this product is originally installed, that it is free from defect in materials and/or workmanship for a period of one year from the date of purchase [and that the motor is free from defect in materials and/or workmanship for a period of six years from the date of purchase].