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Steelcase 462 Leap Disassembly
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Steelcase 462 Leap Disassembly

Task chair and stool
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®
If you have a problem, question, or request, call
your local dealer, or Steelcase Line 1 at
888.STEELCASE (888.783.3522)
for immediate action by people who want to help you.
(Outside the U.S.A., Canada, Mexico, Puerto Rico,
and the U.S. Virgin Islands, call: 1.616.247.2500)
Or visit our website: www.steelcase.com
©
2010 Steelcase Inc.
Grand Rapids, MI 49501
U.S.A.
Printed in U.S.A.
®
462 Leap
Task Chair and Stool Disassembly
8 "
m i
n i m
u m
T-20, T-25, T-30
1/2"
Page 1 of 20
939546225 Rev A

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Candace Howes
January 16, 2025

I **** missing the seat slide lever on my Model 4621110 from 2000; can it be replaced?

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Summary of Contents for Steelcase 462 Leap

  • Page 1 8 " n i m T-20, T-25, T-30 If you have a problem, question, or request, call your local dealer, or Steelcase Line 1 at 888.STEELCASE (888.783.3522) for immediate action by people who want to help you. 1/2" (Outside the U.S.A., Canada, Mexico, Puerto Rico, and the U.S.
  • Page 2 ® Seat Disassembly Slide seat fully forward while holding the seat slide lever. Locate the white quick release tab located on the left hand side of the chair (as you sit in it) between the plates. Lift the quick release tab while pulling the seat slide lever and sliding the seat forward.
  • Page 3 ® Remove 11 screws from bottom of outer seat shell. SEAT SHELL Bins for components removed Steel Polypropylene Page 3 of 20 939546225 Rev A...
  • Page 4 ® Remove two (2) screws 'A' which fasten panel cover and top plate. Remove panel cover. Remove top plate, grommet and two (2) depth bearings Remove leaf spring and two (2) front slide pads. FRONT SLIDE LEAF PAD (2) SPRING Remove seat depth lever and handle, hinge adjustment plate and seat depth DEPTH...
  • Page 5 ® FABRIC Cut the fabric drawstring around the inner shell. Lift fabric covered cushion and separate fabric, topper fiber and cushion. Recycle materials as shown. FIBER TOPPER CUSHION Bins for components removed Antimony Free Polypropylene Polyurethane Fabric Polyester Page 5 of 20 INNER SHELL 939546225 Rev A...
  • Page 6 ® Black and Midnight Arm Disassembly With the arm adjusted all the way up, remove the outer pod cover and arm by one of the following methods: a) For black and midnight colored chairs, pull the pod cover out from the bottom thus releasing it from the inside cover and clearing the steel bracket.
  • Page 7 ® ARM CAP SKIN MOLDED FOAM ASSEMBLY Remove two (2) height adjustment bearings. Use a T-20 bit to remove four (4) screws under arm cap. Lift and remove outer arm cap. Pull arm cap skin off arm cap. Scrap remaining molded foam assembly.
  • Page 8 ® SHOULDER SCREW SWING ARM BEARING WAVE WASHER FLAT PIVOT COVER ACETAL WASHER Remove flat pivot cover and the two (2) swing arm bearings as shown. Use a T-25 drive bit to remove the two (2) shoulder screws. Remove two (2) wave washers and two (2) acetal washers.
  • Page 9 ® PIVOT ARM MOUNTING BASE PLATE Use T-20 drive bit to remove four (4) screws and pull off pivot arm mounting base plate. Pry the activator button off using a flat-bladed screwdriver. Lift and remove height adjustment lever and height adjustment spring. Remove screw on bottom of arm cap bracket.
  • Page 10 ® BACK CHANNEL SLOT ELASTIC BAND ON BOTTOM OF BACK CUSHION Back Disassembly Remove the j-channel, located on J-CHANNEL bottom of back, from the channel slot. Use a flat-bladed screwdriver to begin FLAT-BLADED SCREWDRIVER the removal process. J-CHANNEL Position chair upright. Slide hand between cushion and outer back shell to disengage tabs on both sides.
  • Page 11 ® FABRIC NYLON KIT FOAM Cut drawstring and J-Channel off. Place fabric, nylon kit, foam and inner FOAM back shell in appropriate bin. INNER BACK SHELL Bins for components removed Polypropylene Polyethylene Nylon Fabric Polyurethane Foam J-CHANNEL Page 11 of 20 939546225 Rev A...
  • Page 12 ® ® Remove lumbar assembly by pulling one tab outward. Remove lumbar tabs by pulling outward, twisting, and snapping off handle spring from lumbar back. Insert flat-bladed screwdriver between front and back lumbar handle and twist to break apart. Insert flat-bladed screwdriver between lumbar handle retainer and back lumbar handle then twist to break apart.
  • Page 14 ® Back Disassembly Position chair upright. Pop screw covers out (2a) and remove upper pivot screws (2b). Pop screw covers out and remove lower pivot screws. Bins for components removed Steel Polypropylene Page 14 of 20 939546225 Rev A...
  • Page 15 ® Back Disassembly Compress back frame inward off arm rivets at points as indicated. Remove back frame and seat carrier from chair. Remove inner and outer carrier bearings. Unscrew depth adjustment block to remove. Remove seat carrier assembly from back frame assembly by pressing outward.
  • Page 16 ® Back Disassembly Pop screw covers off lower pivot screws, then remove screws and pivot bearing. UPPER BEARING Remove upper nuts and bearing using 1/2" socket wrench. UPPER NUT Compress back shell frame inward to remove from ribbon assembly. PIVOT BEARING SCREW COVER Bins for components...
  • Page 17 ® NAME PLATE LUMBAR RESISTANCE ASSEMBLY Remove 3 screws from under belt assembly Remove belt assembly by prying along edge with 2" putty knife. Remove two, (2), screws to disengage lumbar resistance assembly. BACK RIBBON Pry name plate from back ribbon using flat-bladed screwdriver.
  • Page 18 ® Chair Control Disassembly Peel cap from upper back force control knob. Turning clockwise, remove the LEFT HANDED screw from clutch puck. Remove bell assembly, lever bushing, and variable backstop lever and cap. Bins for components removed Steel Nylon Polypropylene Scrap BACKSTOP CAP BACKSTOP LEVER...
  • Page 19 ® ARM TUBE COVER Push down on handle until it breaks loose from the bracket. Loosen fasteners and remove bracket. Remove arm tube cover from arm tube assembly. Remove bolts using a 1/2" socket wrench. Pull carrier seat plate and carrier bearings from front of control mechanism assembly.
  • Page 20 ® CYLINDER Base Disassembly Adjust chair to maximum height (if possible) and position as shown. Hit bottom of the cylinder with a hammer (or mallet) while pulling forward on the chair base to remove base. Recycle control and cylinder assembly. NOTE: If stool chair, loosen and remove footring.