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  5. Installation Instructions Manual

LCN 4840 Installation Instructions Manual

Manual is about: Auto-Equalizer

Summary of 4840

  • Page 1

    *25381* 25381 1 general information this door operator requires these additional system components: 7900 or 7980 series control box • 459 pnuematic door loop kit, (4 1/2 “ maximum reveal depth, see page 6) or • 460 pnuematic transfer hinge kit (see page 6) push & pull side actuator devices (switches...

  • Page 2

    Standoff mounting plate 30° main arm 30° approx. Figure 1 figure 2 2 operator installation l note: if using the 460 transfer hinge, install at this time. See page 6 for details. 2a prepare door & frame per template on page 7. Drill and/or tap holes to receive 1/4 - 20 machine screws or no. 14 wood s...

  • Page 3

    3 closing force adjustment (see figure 3) 3a to adjust closing force, turn the spring adjustment nut clockwise or counter-clockwise the required number of turns to match the door width in tables 1 & 2. Maximum adjustment, 5 turns counterclockwise and 7 turns clockwise. Caution do not set door speed ...

  • Page 4: Figure 4

    6 opening speed adjustment l note: for air pressure regulation, see control box instructions. 6a the door opening speed must be adjusted to suit the width and weight of door. The wider and / or heavier the door, the slower it should open. To determine opening speed, measure door width and weight and...

  • Page 5: Figure 5

    7 delay time adjustment after opening, the door should remain at the 90° position for no less than 5 seconds. This “delay time” can be increased to approximately 30 seconds by turning the timer adjustment wheel(s) clockwise. For the location of this wheel(s), refer to 7900 or 7980 series control box...

  • Page 6

    Concealed or surface air transfer options 10 pneumatic door loop installation (see figure 6) l see page 8 for template l reveal must be less than 4 z\x” 10a remove the cover end cap (closest to hinge stile of door) by removing the (2) phillips head screws from inside the cover. 10b place the proper ...

  • Page 7

    2 1 2 ® 1 n oi s n e mi d d e xi f m m a 06/06.

  • Page 8

    4 8 4 0 -4 5 9 ®.

  • Page 9

    . Ai d " 1 p e e d " x e m a r f r o f u r h t. Ai d e ri w ot l e n n a h c r o o d r o f l at e m e m a r f r o r o o d ) w ei v e di s( d o o w e m a r f r o r o o d ) w ei v e di s( r o o d )° 08 1 n e p o( e m a r f : d o o w p e r p s el o h d e r a t s ni g ni r u d .L l a :l at e m d e p p a...

  • Page 10: Caution

    Item no. Part no. Description quantity 1 925 1/8 “ i.D. Pneumatic tubing 5’ or 12’ section 2 4810-18 standard mounting plate 1 3 no. 14 x 1 1/2” 1/4-20 x 5/8” phillips head wood screw or phillips head machine screw 6 4 4810-182 standoff 2 5 4840-3071 lcn switch-actuated auto equalizer 1 6 1/4-20 x 2...

  • Page 11

    © allegion 2014 printed in u.S.A. 25381 rev. 01/14-g if the proper hand door has been determined, cut out the appropriate template and place on the end cap. Customer service 1-877-671-7011 www.Allegion.Com/us.

  • Page 12

    Additional notes: revision history revision description: g > revised artwork 1. None g h j k l m 043812 material white paper edited by approved by ec number release date d. Myers m. Sasso 043812 01-01-14 notes 1. Printed two sides 2. 12-page saddle-stitched booklet 3. Printed black 4. Tolerance ± .1...