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Installa�on – 4040XP.TANDEM.61.US28 Introduc�on You have been provided with the following: 4040XP.TANDEM.61. RH Extra Heavy Duty Closer - Silver, Top Jamb (Push Side) Moun�ng w. Regular Duty Arm (Right Hand) RH (Right Hand) models suit an�-clockwise closing doors (viewed in plan) and/or 4040XP.TANDEM.61.
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Part #4 4040XP-159 Arm Screw – (1 off - see page 2) Secures the closer arm to the lower mechanism. Note the mark on the arm and the lower closer mechanism pinion sha�. This is an aid to alignment for correct pre-load. See below (page 7) Part #5 4040XP-31 Cover Screw –...
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Part #8 4040XP-TANDEM.BUSH Connector – (1 off) Connects the closer mechanisms at the pinion sha� We have supplied one complete closer fully assembled (but LESS the closer arm) to show you how the parts fit together. Use this as your guide for assembly. NB –...
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Installa�on – Step Two (Maximum Opening Angle 120°) Moun�ng the 4040XP-TANDEM.PLATE.US28 – Part #7 to the top jamb (push side): For Le� Hand Doors (Right Hand Opposite) Ver�cal Moun�ng Plate Alignment – Dimension A. The lower most row of drilled and tapped holes - i.e., those closest to the edge of the plate - must be within 17mm of the underside of the reveal or stop face, as indicated (see below).
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Installa�on – Step Three Moun�ng the lower* 4040XP-3071.US28 Closer Mechanism – Part #1 to the 4040XP- TANDEM.PLATE.US28 Ensure the CSK holes on the front of the cas�ng are used. Do not adjust the hydraulic valves or the spring power dial at this point. Fix to the plate using 4 off M6 x 50mm closer mechanism moun�ng bolts provided.
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You now have both closer mechanisms in place on the moun�ng plate (see page 8) – you will no�ce the lower mechanism has a black mark at the botom of the pinion sha�. This is used to align the arm correctly on the sha� for pre-load purposes (see below). Installa�on –...
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Installa�on – Step Six Adjus�ng the installa�on for power and hydraulic control. Both closer mechanisms remain exposed on the moun�ng plate as shown below (le� hand doors – right hand doors will be a mirror image). In detail – per mechanism: Before atemp�ng to adjust the closer for power or speed open the door back to the maximum angle to check opera�on.
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Installa�on – Step Seven Fixing the 4040XP-72MC.US28 Metal Closer Covers – Part #3 and Part #5 Before fixing the covers check both of the mechanisms for horizontal alignment. There is some tolerance even when fixed firmly to the moun�ng plate. Upper Cover –...
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Appendix - I LCN CLOSERS - IMPORTANT NOTES ON ADJUSTMENT Summary – All LCN door closers have a minimum of 3 regula�ng (hydraulic) valves and a separate spring power adjustment where the closer is not a fixed power size. All closer mechanisms equipped with a ‘delay ac�on’...
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Where there remains any doubt over suitability and/or correct adjustment methods please contact Relcross Door Controls. We will be pleased to assist wherever possible. Note 4 - To adjust any LCN door closer to its Factory Default Se�ng - turn all adjustment valves (back check, main speed, and latch speed valves) fully clockwise and then back out 1.1/2 turns an�-...
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