Alarm Lock LEVER RETURN SPRING REPLACEMENT KIT User Manual
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LEVER RETURN SPRING REPLACEMENT KIT WI1498 3/06 © ALARM LOCK 2006 Publicly traded on NASDAQ Symbol: NSSC www.alarmlock.com 2. Remove the Spindle Bushing Assembly and set aside. Remove Locking Piece (and the small spring attached to it). 1. With outside housing removed from door, unscrew eight screws and remove the Rear Cover Plate as shown. 3. Remove Slide Plate. Remove Slide Plate Springs. 4. Remove the 3 screws that hold down the Plastic Cover Plate. Spindle Bushing Assembly Remove eight (8) Rear Cover Plate screws Locking Piece (with small spring) Slide Plate Slide Plate Slide Plate Springs Plastic Cover Plate C Retainer Ring Rotate handle 6. With the handle turned, lift off the Plastic Cover Plate and carefully set aside. Note the tamper switch is attached to the Plastic Cover Plate. 5. In order to remove the Plastic Cover Plate, you must first turn the handle (or insert screwdriver to turn as shown). 7. Remove C Retainer Ring from front of lock with special tool. 8. With C Retainer Ring removed, the Spindle Bushing Assembly can slide out. Remove the Lever Return Spring. Lever Return Spring Plastic Cover Plate Rotates when handle is turned (Legs) Plastic Cover Plate Spindle Bushing Assembly 10. (a) Place inner leg against left side of tab. (b and c) Deflect outer leg past tab. (d) Outer leg springs- back against the tab. 9. Replace with new Lever Return Spring in same manner as old spring (legs must be deflected as shown in step 10). (a) (b) (c) (d) (Tab) (Tab) (Leg) (Leg) 11. Slide the Spindle Bushing As- sembly back into place. Ensure the spring legs engage with the central boss. 12. With the handle turned, carefully replace the Plastic Cover Plate. Ensure tamper switch wires run to the side and are out of the way. Plastic Cover Plate 13. Release handle. Insert the 3 screws that hold down the Plastic Cover Plate. Replace Slide Plate Spring. Do not insert second spring. 14. Brush all moving parts with grease. Replace Slide Plate. 15. Insert second Slide Plate Spring into opening of Slide Plate as shown. 16. Use small screwdriver to com- press the spring. Be sure spring is fully inserted into opening. Plastic Cover Plate Slide Plate Spring Slide Plate 19. Replace the Spindle Bushing and reattach the Slide Spacer (black). Ensure the spacer and the Post Bushing are replaced. Locking Piece (with small spring) Slide Plate 17. Hold Slide Plate in place. Turn worm gear until white gear centers in the worm gear threads. As the Slide plate moves as the worm gear turns, ensure the two springs are equally com- pressed. 18. Replace Locking Piece as shown. Insert its small spring first and push down to lock in place. Ensure tamper switch wires do not obstruct reassembly. 20. Insert wires through Rear Cover Plate as shown and replace Rear Cover Plate and secure with eight (8) screws. Slide Plate Two springs White gear Worm Gear Slide Spacer Post Bushing REPLACE THE LEVER RETURN SPRING (PART HW1221). APPLICABLE MODELS: EDTL, ETPDL, DL3500, PDL3500, DL4500, PDL4500 345 Bayview Avenue, Amityville, New York 11701 For Sales and Repairs 1-800-ALA-LOCK For Technical Service 1-800-645-9440