Humanscale Access Rail User Manual

Rail Installation Cable Clips

1. Remove the top screws

(a), caps (b), and any collars

(c) that will be installed above

the rail.

2. Align the extrusions on

the ends of the rail with the

extrusions on the collars, and

slide the rail down until it

rests on the stop ring (d).

3. Install any collars that will

be used above or at the next

rail level.

4. Repeat step 2 and 3 until all rails are installed.

5. Replace the post top caps and screws.

a.
b.

c.

d.

1. Fit the cable clip into the bottom track of the rail

and turn 90 degrees.

Access Rail
Installation
Instructions

6. Tighten all clamp mounts, Bolt mounts, or

install direct mounts.

Bolt Mount

Clamp Mount

Direct Mount

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18” 20.4”
24” 26.4”
30” 32.4”
36” 38.4”
42” 44.4”
48” 50.4”
54” 56.4”
60” 62.4”

For custom cut rail lengths first measure rail and add

2.4” to first measurement to determine hole spacing.

1. Drill 1/2" hole through desk

in desired location.

2. Apply protective foam

sheet to bottom of base if

desired.

3. Pass large bolt through hole

in curved plate (a). Pass bolt

through hole in desk and screw

into vertical assembly (pole).

4. Using the table above

measure for second or

additional holes and

repeat steps 1-3

c.

b.

a.

5. Do Not tighten Bolts until

full access rail assembly is

complete

Proceed to Rail Installation

s

1. Remove Bottom

Assembly from Base by

loosening screws (a) with

hex key.

2. Place Vertical Assembly

on Base (b). Make sure the

alignment pin/hole are

engaged (c).

3. Use M12 screw and hex

key to secure the Vertical

Assembly to the Base (d).

Make sure the screw face is

flush with the underside of

the Base.

4. Position Base at desk

edge (e).

5. From under desk,

reattach Bottom Assembly

(f). Tighten Screws (a) and

Clamp Disk Screws (g)

to secure.

6. Do Not tighten clamps

until full access rail assembly

is complete

Proceed to Rail Installation

a.

b.

c.

d.

e.

f.

It may be easier to perform

this step after the rails are

installed.

1. Position unit in desired

location on work surface.

2. Secure using four screws

as shown.

Proceed to Rail Installation

Extending Post Height

For installing Post Extension Kit

1. Remove the top screw (a) and cap

(b) from the base post

2. Remove the top screw, cap,

collars (c) and stop rings (d) from

the stackable post.

3. Screw the inner portion of the

stackable post (e) into the base post.

4. Replace the stop rings and collars

on the stackable post

* Ensure the locator pins on the stop

ring align with the notches of the collars.

Proceed to Rail Installation

a.

b.

c.

d.

e.

g.

a.