United States Patent 4664433 . Slide housing back to click into groove. It will only fit a door prepped for 5" backset. Please read our best rim cylinder guide here we also tell you what rim cylinders are and how much a replacement will cost. Pull latch tail. As the cam is moved, the pivot lever will be engaged which will force the pin downward allowing the bolt extension to move longitudinally relative to the bolt as the cam is moved longitudinally. Answer provided by: Jake (7/27/2015) (Submit an answer) Can the Schlage adjustable backset latch extend to 5 3/4 inches? This is a passage latch set for any doorknobs with a square shaft that is 1/4" to 9/32" square (threaded or not), Knob strength latch. (At this point you are servicing the lock, and may decide to call a professional locksmith to assist you). Template NOTE: TEMPLATE MUST BE PLACED ON HIGH EDGE OF DOOR BEVEL MARK DRILL 2-1/8" (54mm) HOLE FOLD HERE 1-3/4" (45mm) THICK DOOR 1-3/8" (35mm) THICK DOOR MARK PROPER … When using the 2¾" (70mm) backset, lockset screw sterns are inserted through hole (C) and (D) on the latch. BACKGROUND OF THE INVENTION. Select Proper Backset Latch Tail Notch Latch Faceplate Backset 2-3/8" or 2-3/4" (60mm - 70mm) To adjust backset from 2-3/8" to 2-3/4" To adjust backset from 2-3/4" to 2-3/8" Retract latchbolt. The backset is the distance from the edge of the door to the center of the 2-1/8-inch bore hole. 3. To adjust backset of latch from 2-3/4" to 2-3/8" Push latch tail. The latch system enables the user to quickly change a backset by the usual backset increment of ⅜″ by simply moving a pin through a “U”-shaped slot in a housing member without having to rotate any of the components of the backset latch system. What is the Best Rim Cylinder for a NightLatch? This, in turn, retracts a bolt so the door will open. To avoid chafing or having to drill new holes in your door, make sure you measure accurately the distance from the front face of the latch, to the centre of the square hole for the spindle. Hold latch tail and rotate faceplate clockwise. The most common backset is 2 3/8″ but 2 3/4" is also quite common - usually used on exterior doors. (The backset is the measurement from the edge of the door to the center of the pre-drilled hole.) A backset adjusting device of a cylindrical door lock. Pin (2) (1) Spindle The set screws are pre-installed. With a door latch stuck closed and cannot be shimmed because of latch guards or because the components are frozen, you will need to simply take the lock off the door. Brass Finish. The latch assembly has a backset adjustment, the backset being the distance from the side edge of the door to a rotational axis of the handles or a keylock. For example: Fluid movement of the latch when the door is open. A doorknob is a mechanical device that converts the rotation of a knob to sideways motion. 5). Does anyone on here know the throw length? Cylinder Exterior Handle Interior Knob Upper Deadbolt Lower Latch Upper Strike Plate Lower Strike Plate 2x M5x70mm Machine Screw 2x M4x31.7mm Machine Screw 1x M4x20mm Machine Screw 8x M4x18mm Wood Screw Thumbturn Latch Tail Notch Latch Faceplate Backset 2-3/8" or 2-3/4" (60mm - 70mm) To adjust backset … See if it is in the “short” setting (2 3/8) or the “long” setting (2 3/4). Pull latch tail. In the United States, doors are commonly available in two backsets, 23/8" and 23/4". The door is completely sealed so I don’t want/need to adjust it, and had a throw that was long enough before. I just needed to update the look of the knob. Reverse the direction to return to the 2-3/8 in. Rear Latch Housing Backset 2-3/8" or 2-3/4" (60mm - 70mm) To adjust backset from 2-3/8" to 2-3/4" To adjust backset from 2-3/4" to 2-3/8" Twist rear latch housing. Snap together front and back plate. Our cam bit is star broached so that the square shaft can be inserted either on the square or diamond. Latch Adjustment (only if needed) Adjust the backset of latch (if needed) 1-3/8" — 1-3/4" 35 mm — 44 mm 1" 25 mm 2-1/8" 54 mm Check dimensions 2-3/8" (60 mm) or 2-3/4" (70 mm) See note below* *If you are installing this lever below an existing lock or you plan to install a lock above this lever, make sure that the distance between holes is at least 6-1/2" (165 mm). L-DK6SBLock Reproduction Passage Latch 1 3/8" Backset in Antique Brass. The backset. On the Schlage latch you just twist the end of the latch. (70 mm) backset. An adjustable-backset latch system for a lockset includes three main subsystems: a bolt retraction system, a backset-adjustment system and a deadlatching system. Asked by: Bonnie Suydam - 10/9/2015. Doorknobs can get loose and wobbly over time, requiring you to adjust them to make them tight again. (60 mm) backset. Latch Adjustment (only if needed) Adjust the backset of latch (if needed) 1-3/8" — 1-3/4" 35 mm — 44 mm 1" 25 mm 2-1/8" 54 mm Check dimensions 2-3/8" (60 mm) or 2-3/4" (70 mm) See note below* *If you are installing this lever below an existing lock or you plan to install a lock above this lever, make sure that the distance between holes is at least 6-1/2" (165 mm). Adjustable Tubular Latch 2 3/8 Backset to 2 3/4 Inch Backset - solid brass latch adjusts to any backset from 2 3/8 inch to a 2 3/4 inch. 2) Catch the open slot on the rear of the extension piece (F) on the notch (G) inside the latch. Doors have two common backsets, 2 3/8 and 2 3/4. Reverse from 23/4" to 2%" 1) Push the latch in and hold it. Mortised latches come in a radius corner (rounded on the edges) or a squared corner configuration. Hi Huxley1, The case is the body of the lock and the 83mm stated is its length, excluding the sprung latch part. In addition to 2-3/8” (60 mm) or 2-3/4” (70 mm) adjustable backset, you may change the latch faceplate to square faceplate, radius faceplate or drive-in collar. The latch is now ready for installation. This device free adjusts the backset of the door lock between the 60 mm backset and the 70 mm backset and lets the door lock be commonly used in the conventional doors regardless of the door types. Viele übersetzte Beispielsätze mit "latch backset" – Deutsch-Englisch Wörterbuch und Suchmaschine für Millionen von Deutsch-Übersetzungen. Adjustable Latch Most Weiser products come standard with an adjustable latch, allowing the hardware to be used on doors prepared with either a 2-3/8" backset or a 2-3/4" backset. A. This latch is not adjustable. To measure the overall length of the latch case see diagram below. Once notch is in groove, push latch faceplate towards latch tail. The backset (62mm in this case) is the distance from the front plate on the case to the centre of the square hole for the spindle (when fitted to a door, this equates to the distance from the front edge of the door to the centre of the spindle hole). The backset on a night latch is the distance from the centre of the keyhole to the edge of your door, you will find most night latches will have a 60mm backset. Pack your locks with a 2-3/8-inch or 2-3/4-inch latch, depending on which backset you specify. • The latch can now be pulled past the faceplate, turned 180 degrees and released. The bolt has a concentric aperture into which a bolt adjuster slidably mates with a close tolerance to prevent lateral movement between the bolt and the bolt adjuster. You just adjust the end of the latch to the longer setting. A latch assembly for mounting in a bore extending in from a side edge of a door has a backset adjustment for different distances between rotational axis of a handle or keylock and the side edge of the door. These ‘options don’t affect the length of the latch, just how the door is drilled on the side. Install with 1/2" (3 mm) screws. Latch helical backset adjustment . Make sure the slant of latch bolt faces in the direction that the door closes. Use 2 wood screws to secure latch. Latches come as ‘drive in’ (as shown above) or ‘mortised’ (as shown below). (Make sure the cross is on the bottom of the latch.) What Is a Backset on a Doorknob?. I know how long the backset needs to be- 2 3/8 I’m needing a longer deadlatch throw. To adjust, rotate the latch until it stops. Thank You. ASSEMBLE LATCH Make sure the backset of your latch is the same as backset of your door. Backset is distance from door edge to center of hole on door face. In the United States, there are two common backsets for residential door locks: 2 3/8 inches and 2 3/4 inches. What is the backset on a Night Latch? Select Proper Backset Backset 2-3/8" or 2-3/4" (60mm - 70mm) To adjust backset from 2-3/8" to 2-3/4" To adjust backset from 2-3/4" to 2-3/8" Push latch tail. A latch bolt extension slide coupled to a latch bolt has an axial guide slot. be sure to adjust for silencers if used. The operation type: • Lever Lever Inside and outside handles work together (Blue on white label) ... To change the hand of the latch bolt if required: • Untighten the latch retaining screw which is found at the rear of the gearbox. The new latch needs to be set to the correct one. C - The Case Height. backset cl 7/16 7/16 frame preparation strike post door frame stop 7/16 interior face of door 3/4 hole * measured from the interior door surface. Rotate latch faceplate counter clockwise and check that notch is at 2-3/8" mark. The distance from the edge of a door to the center of rotation of the door knob or lever is called the "backset". This valve only affects the door when it is in the last moments of closing (10-20 degrees typically). LATCH ADJUSTMENT ELECTRONIC DEADBOLT Installation Guide Insert the latch into the door. Whilst there is no keyhole to consider on a mortice latch, you still need to consider the backset of the follower for the handles or knobs you have on the door. Determine if the latch needs to be adjusted to the 2-3/4 in. By virtue of the simplicity of the design of the backset-adjustment subsystem, the user can change the backset from 2⅜″ to 2¾″, and vice-versa with one hand. For Drive-In Latch If backset of door measures 2 3/4" (70mm), adjust latch shown by grasping the spring pin and moving it to the 2-3/4” slot. Abstract: The door latch construction is of the usual type wherein a bolt is reciprocal in a casing between extended and projecting positions with latch operating means forwardly operably connected to the bolt for causing such motion. Adjustable Backset. The invention also includes improved deadlatching and bolt retraction systems. 3. Standard backsets are either a 2 3/8" backset, or 2 3/4″ backset. When it is desired to change the backset of the latch the cam is moved from one recess to the other. Door handle latch sizes are usually advertised with their overall length, i.e the case. To adjust the latch assembly to a 23/4" backset, the cover is shifted rearwardly to its other extreme position (FIG. This is the time to take note of the door lock’s latch setting. Comes with two mounting screws. 3. Note the differences or similarities in resistance. The existing latch should give you a good idea of which one to use. 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