Steelcase Amia 482 Series Manual Download Page 11 | Manualshive

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939548202 Rev D

Removal & Installation of
the Back Assembly

1.

Turn chair over.

2.

Remove four (4) back

assembly bolts.

3.

Remove back assembly

and back angle rear cover.
Set back angle rear cover
aside until reassembly.

1

2

BACK
ASSEMBLY

3

BACK ANGLE

REAR COVER

BOLT

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Summary of Contents for Amia 482 Series

Page 1: ...t 5 Removal Installation of the Arm Cap 6 7 Removal Installation of the Back Cushion 8 Removal Installation of the Lumbar 8 Removal Installation of the Back Shell 9 Removal Installation of the Air Lumbar Pad 10 Removal Installation of the Air Back Shellll 11 12 Removal Installation of the Back Assembly 13 Removal Installation of the Base 14 Removal Installation of the Base Cap 15 Removal Installat...

Page 2: ...the white quick release tab located on the left hand side of the chair as you sit in it between the plates 2 Lift the quick release tab 2a while lifting the seat slide lever 2b and sliding the seat forward off 2a QUICK RELEASE TAB FRONT REAR FRONT REAR 1 2b SEAT SLIDE LEVER ...

Page 3: ...engage the slots on the bottom of the seat with the tabs located on the seat bearings 3a Slide seat fully backward while holding up on the seat slide lever 3b 3a TAB ON BEARING SLOT ON BOTTOM OF CHAIR SEAT SLIDE LEVER 3b Page 3 of 19 939548202 Rev DD ...

Page 4: ...W 2 1 Follow steps on page 2 for seat removal 2 Remove two 2 screws on each arm 3 Remove old arms 4 Install new arms 5 Install two 2 screws on each arm Torque to 25 35 in lbs 6 Follow steps on page 3 for seat installation Removal Installation of the Arms ...

Page 5: ... screws 1a and remove cap from arm 1b To replace arm cap reverse steps 1a and 1b and tighten screws to 6 10 in lbs When installing make sure to align the ribs on the two 2 screw bosses of the arm cap to the rear of the arm RIBS ON THE SCREW BOSSES Page 5 of 19 939548202 Rev D ...

Page 6: ...on 1 Lay chair on its side and peel the j channel on the back cushion from the back assembly 2 Flip chair over and lift on the back cushion to remove BACK ASSEMBLY J CHANNEL ON THE BACK CUSHION 1 2 BACK CUSHION Page 6 of 19 939548202 Rev D ...

Page 7: ...ELL HOOK REAR VIEW OF CHAIR AFTER STEP 3a 3c SLOT ON CHAIR BACK CUSHION CHAIR BACK CLIP CHAIR BACK SHELL 3a CHAIR BACK CUSHION CHAIR BACK SHELL HOOKS 3 Place back cushion onto the chair back and slide back cushion onto the chair back by starting at the bottom 3a and working your hands upward as shown 3b 3c until installed Page of 19 939548202 Rev D BACK ASSEMBLY J CHANNEL ON THE BACK CUSHION 4 ...

Page 8: ...nstallation of the back cushion Removal Installation of the Back Shell 1b Follow steps on page 6 for removal of the back cushion 2b Refer to Removal Installation of the Lumbar above to remove the lumbar 3b Remove seven 7 screws and two 2 clips Note Save the clips for reassembly 4b Remove the back shell Reverse step for installation of the back shell 5b Attach seven 7 screws and two 2 clips Torque ...

Page 9: ... installed center it between the two lower hooks Start with Back Shell top bosses in front of Back Frame top edge 4a and Back Shell lower tabs in front of cross bar 4b 5 Compress Back Shell to Back Frame to engage all 6 Hooks then slide the Shell down 6 Reverse step 1 to install four 4 screws into the Back Shell to 13 17 in lbs 1 2a 2b 3 2x 2x 2x 6x 4x 4a 4b 5 ...

Page 10: ...umbar Pad 2c 3 Remove lumbar by sliding it out of the Back Shell slot 3a Reverse step for installation of lumbar Only Handle snaps should protrude from the Back Shell slot 3b 4 Reverse step 2 to reinstall the Lumbar Handles NOTE When adding a Lumbar Pad to a chair that was purchased without one you will need to remove the Lumbar Filler pieces 4 To remove pull out by hand or use a flat blade screw ...

Page 11: ...val Installation of the Back Assembly 1 Turn chair over 2 Remove four 4 back assembly bolts 3 Remove back assembly and back angle rear cover Set back angle rear cover aside until reassembly 1 2 BACK ASSEMBLY 3 BACK ANGLE REAR COVER BOLT ...

Page 12: ... BACK ASSEMBLY 4 Install back angle rear cover onto the edge of the chair control 4a Insert the back assembly 4b 5 Secure using four 4 back assembly bolts Tighten to 130 190 in lbs 6 Turn chair over BACK ANGLE REAR COVER BOLT 6 4a 4b ...

Page 13: ... and hit bottom of the cylinder with a hammer 1a while pulling forward on the chair base 1b 2 Remove chair base 3 To install base align base with cylinder and slide onto cylinder 4 Turn chair over 5 Sit in chair to seat the cylinder into the base Page 13 of 19 939548202 Rev D ...

Page 14: ...the Base Cap 1 Follow the steps on page 13 Follow the steps on page 13 for base removal 2 Using your hands pry the base cap off of the base 2a and remove 2b 3 To install base cap place the cap onto the base and press 4 for base installation 2a 2b 3 ...

Page 15: ...mmer in the other hand give the removal tool several solid hits on the flat part If pneumatic cylinder does not separate from control apply WD 40 where lift is embedded into control Wait approx 20 minutes and repeat step 3 4 Install cylinder into chair control 5 Follow steps on page 13 for base installation 6 Flip the chair over a final time and adjust the pneumatic lever if required to have a 1 4...

Page 16: ... 939548202 Rev D Removal Installation of the Footring 1 Follow steps on page 13 for base removal 2 Twist footring and remove 3 Reverse step 2 to install new footring 4 Follow steps on page 13 for base installation 2 ...

Page 17: ...teps on page 4 to remove the arms 4 Follow steps on page 13 to remove the base 5 If footring is installed follow steps on page 16 to remove the footring 6 Follow steps on page 15 to remove the cylinder 7 Unsnap front corners of the engine cover and slide forward 7a and remove 7b Removal Installation of the Chair Control ENGINE COVER 7a 7b ...

Page 18: ...s on page 15 to install the cylinder 10 Follow steps on page 16 to install the footring if necessary 11 Follow steps on page 13 to install the base 12 Follow steps on page 4 to install the arms 13 Follow steps on page 3 to install the seat 14 Follow steps on page 12 to install the back assembly ENGINE COVER 7a 7b ...

Page 19: ...nism frame as shown 2a Then force the bumper top flange up through the hole in the mechanism frame 2b 3 Repeat step 2 if necessary for bumper on opposite side of the chair 4 Refer to page 3 and reinstall seat assembly 1 CHAIR CONTROL BUMPER LEFT SIDE INSTALLATION VIEW RIGHT SIDE INSTALLATION VIEW CHAIR CONTROL BUMPER BUMPER TOP FLANGE RECLINING MECHANISM FRAME BUMPER TOP FLANGE 2b 2b 2a 2a RECLINI...

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