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LDD-S
Lapcon Door Damper
Ｒ
(Surface mounted)
R
Read this manual thoroughly for proper and safe installation. Please retain this manual for future
reference.
・Sugatsune's waranty is for the product itself and does not extend to the installation as a whole.
In case of failure, Sugatsune's liability is limited to the replacement of the products by a similar one.
・The company is conducting strict check on the products, however, if any defects are found on the
product, contact retailer.
・The warranty period is one year after the day of shipment. The company s responsibility shall be
limited to replacement of the product.
Installation and usage notices
・This product is for indoor use only. Do not use in locations where it is in direct contact with water.
・This damper effectiveness maybe lessened when use in an environment subject to strong drafts.
・This damper may not be able to slow down the door if it is closed with excessive force.
・Despite extensive in-house testing , we recommend that you test your installation for proper
interaction between the hinge and the LDD damper.
・The LDD may not pull the door completely closed when using and overly hard latch.
・Standard temperature of use is 0 to 40 ℃.
Product functions and features
・This product is a SURFACE MOUNT TYPE door closer damper intended to be applied on the head frame.
・The damper function reduces door slamming sounds and the door begins to close slowly
just before the complete closing and closes completely.
・Quick and easy to install. Just mount it close to the vertical frame and door stop. (*Depends on the frame width.)
・Featured with the function of door-closing power adjustment.
・The strike plate is featured with vertical/horizontal adjustment functions.
Parts list
*LDD-S body : 1pcs
*Body cover : 1pcs
*RIGHT HAND TYPE (LDD-S-R) SHOWN. LEFT HAND TYPE (LDD-S-L) SYMETRICALLY OPPOSITE.
Body installation screw : 2pcs
Strike plate installation screw : 2pcs
(nominal 3.5×30)
(nominal 4×16)
Checking before the installation
Check you door opening side
・If the hinges are on your right when pulling the door open, choose the "Right-hand" opening type.
・If the hinges are on your left when pulling the door open, choose the "Left-hand" opening type.
Left-hand opening
Right-hand opening
Size of door stopper and top frame (applicable size range)
A - Maximum height of door stopper: 15 mm
B - Distance from door to the back of the door stopper
(= door stopper + packing thickness): 23-33 mm
C - Minimum top frame mounting width: 20 mm
Applicable door specifications
・Door weight range: 15-40 kg (33.6-88 lbs.)
・Maximum door width: 900 mm (36")
Hinge side mounting frame
Suggested hinge
・Butt hinge ( Dimension D must be 60mm or less )
・Concealed hinge
Center of butt hinge
(This drawing shows a right-hand opening type (LDD-S-R). Left-hand opening type (LDD-S-L) is symmetrically opposed.)
Installation instructions
●
Installation
Body
Strike
This drawing shows a right-hand opening type (LDD-S-R).
Left-hand opening type (LDD-S-L) is symmetrically opposed.
*Strike plate cover : 1 pcs
*Strike plate unit : 1 pcs
Template for strike plate : 1pc
Instruction Manual (this manual) :1
Top frame
Door stop
152
C
132
212
B
198
60
Body
Strike
Door
Installation drawing
Installation
Install and fully adjust the door, hinges and frame before installing the LDD-S
1.Main unit installation procedure
Mounting position and installation screw holes depend on the top frame mounting width C
・ If C is 25 mm or more:
FIG 1-A
Screw holes
Hinge side mounting frame
FIG 1-A
: Line up the LDD-S body with the top door stop and hinge
side mounting frame. Fix the body with the provided body
installation screws.
2.Strike plate installation procedure
FIG 2
Arm
: ①
FIG 2-3
Deploy the arm and close the door slowly until the arm touches the door.
②
Insert the template between the arm and the door so that the arm roller fits
in the square hole shown on the template.
③
Adjust the template so that it is parallele with the top of the door and
mark the screw hole shown on the template.
3.Adjustments
FIG 5
: Close the door carefully and make sure that the roller enters into
the guide groove on the strike plate as shown.
If necessary, carry out vertical and/or horizontal adjustments to
the strike plate. (See below.)
Horizontal adjustment screw
Horizontal adjustment range:±3mm
−
・ Closing power adjustment
Door
Indicator
High
Low
4.Attaching the covers
Unit : mm
・ If C is between 20 mm and 25 mm:
FIG 1-B
OR
Door stop
Hinge side mounting frame
FIG 1-B : Line up the LDD-S body with the top door stop and 25mm
away from the hinge side mounting frame. Fix the body with
the provided body installation screws.
FIG 3
Screw holes
Square hole
FIG 5
+
Loosen adjustment screw, adjust strike plate position and re-tighten
screw.
Check roller position and adjust further if necessary.
Vertical adjustment screw
When adjustment is completed, open and close the door several times
Vertical adjustment range:+3,-2mm
in order to check proper function of the LDD-S.
Highe Lower
Closing power of the door can be adjusted by turning
the Closing power adjustment screw.
This only changes the final closing power, not the
damping force of the LDD-S.
Closing power adjustment screw
・
strike plate while keeping the door open.
Screw holes
25
mm
Door stop
FIG 4
FIG 4
: Fix the strike plate with the installation
screws provided.
Proceed with the final adjustment
before opening and closing the door.
1- 2mm
Attach the covers for the main unit and the
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