Humanscale Diffrient Smart User manual
Tools Required
Safety Glasses
Phillips Screwdriver
Mallet
Standard and Metric
Hex Key Set
Flat Screwdriver
Disassembly InstructionsDiffrient Smart Chair
REV-00
Some components may not be recyclable in your area.
Step 1
Remove the 4 bolts holding back the frame
using the allen wrench
Step 2
Install M4 screw in bolt (A) on each side of
frame and pull on installed screw to remove
pins. This will allow the back and all associated
hardware to be removed.
Tools Required
Safety Glasses
Page 1
2
1
A
Standard and Metric
Hex Key Set
Disassembly InstructionsDiffrient Smart Chair
REV-00
Some components may not be recyclable in your area.
Step 3
Remove the 4 bolts holding the arm covers in place
using the allen wrench.
This will allow removal of the arm assemblies.
Tools Required
Safety Glasses
Page 2
3
Aluminum
Standard and Metric
Hex Key Set
Disassembly InstructionsDiffrient Smart Chair
REV-00
Some components may not be recyclable in your area.
Step 4
Remove the 5 screws on the undersite of the seat
using a phillips head screwdriver to release the seat
upholstery.
Step 5
Remove the 4 spring clips using a flat screw driver,
then remove the 4 pins to release the seat assembly
from the chair.
Tools Required
Safety Glasses Phillips Screwdriver Flat Screwdriver
Page 3
4
5
Talc Filled Polypropylene
Glass Filled Nylon
Disassembly InstructionsDiffrient Smart Chair
REV-00
Some components may not be recyclable in your area.
Step 6
Remove the 2 front links by pulling
them out.
Step 7
Remove 3 screws (A) using an allen-
wrench to release the back frame.
Tools Required
Aluminum
A
Aluminum
Page 4
Safety Glasses
6
7
Standard and Metric
Hex Key Set
Disassembly InstructionsDiffrient Smart Chair
REV-00
Some components may not be recyclable in your area.
Step 8
Remove the 5 casters by pulling them
out by hand.
Step 9
Release the has cylindar from the base
by hitting it out with a hammer.
Tools Required
Safety Glasses
Page 5
8
9
Mallet
Glass Filled Nylon
Disassembly InstructionsDiffrient Smart Chair
REV-00
Some components may not be recyclable in your area.
Tools Required
Safety Glasses
Step 10
Remove the gas cylinder from the mechanism by
holding onto the gas cylinder (A) and hitting the
mechanism (B) with a hammer.
Step 11
Remove the 4 bolts using the allenwrench to
release the rear section of the mechanism.
Page 6
Steel
A
B
Aluminum
Aluminum
10
11
Mallet
Standard and Metric
Hex Key Set
Disassembly InstructionsDiffrient Smart Chair
REV-00
Some components may not be recyclable in your area.
Tools Required
Safety Glasses
Step 12
Remove screw using allenwrench to release
all spring components.
Step 13
Remove set screw and pull out rod.
Step 14
Remove 4 screws with the allenwrench to
release the internal mechanism components.
Step 15
Remove the two bumpers by prying out with
a flat screwdriver.
Page 7
Flat Screwdriver
Aluminum
Aluminum
12
13
14
15
Standard and Metric
Hex Key Set
Disassembly InstructionsDiffrient Smart Chair
REV-00
Some components may not be recyclable in your area.
Tools Required
Safety Glasses
Step 16
Remove 5 screws using phillips screwdriver to
release rails (A) and seat slide lever (B).
Page 8
A
B
Steel
Phillips Screwdriver
Talc Filled Polypropylene
Disassembly InstructionsDiffrient Smart Chair
REV-00
Some components may not be recyclable in your area.
Tools Required
Safety Glasses
Page 9
Step 17
Remove 2 e-clips (A) using flat screwdriver and pull
the 2 pins (B) out to release shutters.
A
B
Steel
Steel
Flat Screwdriver
Talc Filled Polypropylene
Disassembly InstructionsDiffrient Smart Chair
REV-00
Some components may not be recyclable in your area.
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