LCN 4050A Instrucciones Para La Instalación página 2

Mounting Hole Dimensions
Right Hand (RH) shown throughout instructions. Left Hand (LH) opposite.
1 Measure from door edge and mark drilling holes.
L See Mounting Dimensions above as needed.
2 Drill holes where marked with a 1/8" drill bit.
L SRT screws are used on metal doors.
Wood screws are used and recommended on wood doors.
Reduce installation torque if using SRT screws in wood.
3 Measure and determine your door's width. Using a 5/32" hex
wrench, adjust the closer spring power. Use the table below to
determine number of turns required.
Turn counterclockwise for "-"; turn clockwise for "+"
L These turns are recommended, but may change due to
door weight and environmental conditions.
L Do not use power drill to adjust spring force! It may cause
damage and void the warranty.
Door Width Number of Turns
ADA Setting
34"
38"
48"
4 Install roller into track, then install end plugs.
5 Install track plugs onto track, install track onto frame.
L See page 6 for Optional Hold Open Arm installation and
adjustment.
2 Z\x"
2 C\,"
M\,"
Center Line of
Hinge
5 Z\,"
−
-16
-8
0
+6
For Hold Open
option, complete that
assembly, on page 6,
during this step.
Pull Side 180° Mount
21 C\v"
6 C\v"
6 Install closer onto door using fasteners provided.
7 Install pinion spacer onto the closer cylinder.
8 Install arm to closer.
a. Place main arm onto the top closer shaft at a 30° angle.
b. Install and tighten arm screw.
+
9 Install arm to track.
a. Place arm onto roller.
b. Install and tighten arm roller screw.
10 Adjust the closer, if necessary. See page 6 for closer
adjustment instructions.
11 Install cover.
2
Frame
Door
ZB\zn"