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LF20 Series Installation Guide

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Summary of Contents for OK DIGITAL LF20 Series

  • Page 1 LF20 Series Installation Guide...
  • Page 2 Models Supported door thickness: 15mm / 18mm / 20 mm  Please refer to the installation hole drawing and the user guide for proper installation. Package included, FRONT LF21-PL LF-23HL REAR LR21...
  • Page 3: Parts Included

    Parts included. BRACKET BRACKET BATTERY M4 Bolts for (For single door) (For double door) COVER 15-20mm doors AA Batteries Screws Washer for LF23-HL, left-hand door (Not included) M4 bolt sizes & supported door thickness. Door Thickness Bolt size 15mm Flat Head Bolt M4 X 16mm 18mm ~ 20mm Flat Head Bolt M4 X 20mm 25mm...
  • Page 4 Install LF21-PL on right-hand door. Connect the front cable to the pin- Place the front unit through the lock connector of the rear. mounting hole of the door. Hold the front and rear units and tighten Insert 3 AA batteries. with two bolts.
  • Page 5 Dead latch Align the strike with center of the dead- Position the strike on the door frame and latch. tighten with two screws. Test the lock after installation.
  • Page 6 Install LF21-PL on left hand door. Turn the rear unit upside down and connect the Place the front unit through the lock front cable to the pin-connector of the rear. mounting hole of the door. Hold the front and rear units and tighten Insert 3 AA batteries.
  • Page 7 Dead latch Align the strike with center of the dead- Position the strike on the door frame and latch. tighten with two screws. Test the lock after installation.
  • Page 8 Install LF21-PL on double door. Place the front unit through the lock Connect the front cable to the pin- mounting hole of the door. connector of the rear. Hold the front and rear units and tighten Insert 3 AA batteries. with two bolts.
  • Page 9 Dead latch Align the strike with center of the dead- Position the strike on opposite door and latch. tighten with two screws. Test the lock after installation.
  • Page 10 Install LF23-HL on right-hand door. Connect the front cable to the pin- Place the front unit through the lock connector of the rear. mounting hole of the door. Insert 3 AA batteries. Hold the front and rear units and tighten with two bolts.
  • Page 11 Dead latch Align the strike with center of the dead- Position the strike on the door frame and latch. tighten with two screws. Test the lock after installation.
  • Page 12 Install LF23-HL on left hand door. Place the front unit through the lock Cut the protruding part of the rear with a mounting hole of the door. nipper. Washer Bolt Screw Bolt Turn the rear unit upside down and connect the Hold the front and rear units and tighten front cable to the pin-connector of the rear.
  • Page 13 Dead latch Press upper part of the battery cover Align the strike with center of the dead- latch. until it clicks into place. Position the strike on the door frame and Test the lock after installation. tighten with two screws.
  • Page 14 Install LF23-HL on double door. Place the front unit through the lock Connect the front cable to the pin- connector of the rear. mounting hole of the door. Hold the front and rear units and tighten Insert 3 AA batteries. with two bolts.
  • Page 15 Dead latch Align the strike with center of the dead- Position the strike on opposite door and latch. tighten with two screws. Test the lock after installation.

This manual is also suitable for:

Lf21-plLf23-hl