Workrite SEHXL30-48, SEHXL54-72 Assembly & Installation Manual

Assembly & Installation Instructions:
Sierra 2-Leg Workcenter SEHX30-48*, SEHXL30-48

Parts Included

Leg

A

Qty: 1 A

Box1 Box2

Leg

Qty: 1

Short Bracket

B

Qty: 4 I

Control Box

Box3

Qty: 1

Le End Bracket

C

Qty: 1

Right End Bracket

D

Qty: 1

4 mm Allen Wrench

E

Qty: 1

#M6 × 14 mm Flat Head Cap

F

Screw
Qty: 20

#12 × ¾" Pan Head Laminate

G

Top Screw
Qty: 38

Foot Glide

H

Qty: 4

#12 × 2" Flat Head Screw

J

Qty: 2

Cable Spool

K

Qty: 2

#8 × ⅝" Pan Head Screw

L

Qty: 12

" Cable Loops

M

Qty: 10

Leg Cable, 1

N

meter
Qty: 2

Power Cord

O

Qty: 1

*Sierra Interface Kit Cable included

P

with HX models
Qty: 1

Required & Sold Separately

Styled or Flat Foot Kit
Standard or Programmable Switch
Worksurface

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WARNING: Maximum loading of table assembly is 225 lb. (102 kg.). Maximum load includes the weight of the

table top itself, any equipment placed upon it, and any equipment suspended or hanging under it. Loading should be evenly distributed
over table surfaces. “Payload Capacity” is the Workrite Ergonomics recommended maximum loading which includes the Workrite sourced
worksurface.

Sierra 2-Leg

V = 120 VAC, 60 Hz / 4.25 A maximum

IMPORTANT SAFETY INSTRUCTIONS:

When using an electrical furnishing, basic precautions should always be followed, including the following:
Read all instructions before using this Sierra Workcenter.

DANGER: To reduce the risk of electric shock, always unplug this Sierra Workcenter from the electrical outlet before

cleaning.

WARNING: To reduce the risk of burns, fire, electric shock, or injury to persons:

1. Unplug from outlet before putting on or taking o parts.

2. Close supervision is necessary when this furnishing is used by, or near children, invalids, or disabled persons.

3. Use this furnishing only for its intended use as described in these instructions. Do not use attachments not recommended by the
manufacturer.

4. Never operate this furnishing if it has a damaged cord or plug, if it is not working properly, if it has been dropped or damaged, or
dropped into water. Return the furnishing to a service center for examination and repair.

5. Keep the cord away from heated surfaces.

6. Do not use outdoors.

7. Do not operate where aerosol (spray) products are being used or where oxygen is being administered.

8. To disconnect, remove plug from outlet.

9. Each surface intended to support an equipment payload capacity of 225 pounds.

FOR COMMERCIAL USE ONLY

SAVE THESE INSTRUCTIONS

IMPORTANT NOTE!
You must complete initialization (Step 13) at the end of
assembly or your workcenter WILL NOT FUNCTION PROPERLY.

Verify that you have all the tools needed for the assembly

✓

You will need the following tools:

#2 tip Phillips screwdriver or drill/driver
#3 tip Phillips screwdriver or drill/driver
M4 tip bit or 4 mm Allen Wrench (E)

If you do not have a Workrite worksurface, you will also need:

⅛" pilot drill bit
" pilot drill bit

or

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Layout Legs and Brackets

1

Lay out Legs (A) and Brackets (B, C, and D) on the
floor.

D

Attach Brackets to Legs

2

Attach Short Brackets (B) using #M6×14mm Flat Head Cap

a

Screws (F) to both legs.

Attach Le End Bracket (C) and Right End Bracket (D) to sides

b

of the Leg (A) using #M6 × 14 mm Flat Head Cap Screws (F).

B

A

B

B

B

C

A

To avoid stripping the threads, always
insert and make the first few turns
of the screw BY HAND with an Allen
wrench (H), ensuring it is in straight.

Note: The Right End Bracket

will be on your le and vice
versa when the assembly is
seen upside down.

Tighten securely.

Hardware at actual size

#M6 × 14 mm Flat Head

F

Cap Screw

Caution!

Only use the #M6 × 14 mm Flat Head
Cap Screw (F) for assembly.

F

D

Right End Bracket

F

Right Leg

A

E

b

a

B

B

a

F

front

Le Leg

A

a

F

a

B

F

F

B

Le End Bracket

C

b

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Attach Base to Pre-Drilled Workrite Worksurface

3

Note: For 2-Leg Corner and 120° Worksurface Mounting Instructions, go to: www.workriteergo.com/instructions

If you have a non-Workrite worksurface skip to Step 4.

Position leg assemblies to align mounting holes in brackets to pre-drilled holes in worksurface.

a

Attach at the four corner locations using #12 × ¾" Pan Head Laminate Top Screws (G). If you use an electric

b

screwdriver, be sure it is on the lowest torque setting to avoid stripping the holes in the top.

G

b

b

Hardware at actual size

#12 × ¾" Pan Head

G

Laminate Top Screw

a

front

With frame set positioned and the four corner screws secure, attach frame

c

set using the remaining #12 × ¾" Pan Head Laminate Top Screws (G).

Skip to Step 5.

b

b

b

a

c

3 screws per

Short Bracket

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c

2 screws per End Bracket

(2 installed in Step 3b)

4

Attach Base to Non-Workrite
Worksurface

Note: For 2-Leg Corner and 120° Worksurface
Mounting Instructions, go to: www.workriteergo.com/instructions

Position Leg Assembly

a

2.875" from the sides and

6.125" from the front of the
worksurface, making sure the
legs are parallel with the back
edge of the worksurface.

Use a ⅛" drill bit to drill

b

pilot holes at the four corner
locations. You may wish to
mark your drill bit so you
do not drill any more than
¾" deep and damage your
worksurface top. Do not

drill all the way through
worksurface!

Hardware at actual size

#12 × ¾" Pan Head

G

Laminate Top Screw

b

6.125"

a

2.875"

>¾"

front

Note: Avoid trip or tip hazards!
For uniquely shaped, non-rectangular worksurfaces, it is the
installer's responsibility to position the worksurface to minimize
extended overhangs and position feet fully under the worksurface.

b

Parallel to edge

b

b

2.875"

6.125"
23"– 30"

a

Attach at the four corner locations using #12 × ¾" Pan Head Laminate Top Screws (G). If you use an electric

c

screwdriver, be sure it is on the lowest torque setting to avoid stripping the holes in the top.

With frame set positioned and the four corner screws secure, drill pilot holes first then attach the frame set using

d

the remaining #12×¾" Pan Head Laminate Top Screws (G). Do not drill all the way through worksurface!

c

d

3 screws per

Short Bracket

c

G

G

d

c

c

G

G

2 screws per End Bracket

(2 installed in Step 4c)

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Attach Feet (sold separately) & Install Foot Glides

5

Install Feet using #M6×14mm Flat Head Cap Screws (F) included

a

with this Frame Set.

Attach Foot Glides (H) to bottom of the Feet supplied in your Foot

b

Kit.

Hardware at actual size

#M6 × 14 mm Flat Head

F

Cap Screw

Caution!

Only use the #M6 × 14 mm Flat Head
Cap Screw (F) for assembly.

Attach Switch

6

b

b

F

H

a

Flat Foot shown

H

Install your switch using two #8 × " Pan Head Screws (L).

Note: You may have purchased a Programmable Switch which
attaches in the same manner.

Loop Power Cord through Strain Relief on Control Box

7

Loop the Power Cord (O) through the strain relief

a

channel on the bottom of the Control Box (I) as
shown. Leave eight inches of slack to route cord.

Plug Power Cord (O) into power outlet AC on the

b

Control Box (I).

Lay the Control Box down in installation location
with cables in place.

bottom

or

L

Programmable Switch

Standard Switch

Programmable Switch shown

I

a

I

8"

O

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b

O

Attach Control Box & Cable Spools to Worksurface

8

Position Control Box (I).

a

If you have a Workrite worksurface:
Locate the two pilot holes for the Control Box and proceed to Step 8b.

If you do not have a Workrite worksurface:

Place Control Box (I) in position and use a pencil to mark pilot hole placement. Control Box should be placed
towards rear center of worksurface as shown. Remove Control Box and drill pilot holes where marked.

Do not drill all the way through worksurface!

With Control Box (I) positioned over pilot holes, attach with two #12 × 2" Flat Head Screws (J).

b

Attach Cable Spool (K) with the #12 × ¾" Pan Head Screw (G) to underside of worksurface. If you do not have a

c

Workrite worksurface, mount Cable Spools (K) in a convenient location between Legs and Control Box.

Lay out Leg Cables (N) to be sure they reach from the Legs (A) to the Control Box (I).

d

Hardware at actual size

#12 × ¾" Pan Head

G

Laminate Top Screw

Hardware at actual size

#12 × 2" Flat Head Screw

J

32" & 40" Tables

48" Tables

d

G

K

c

b

J

I

J

a

N

G

K

c

d

N

G

d

N

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K

b

J

I

J

c

a

d

N

Attach Cable Loops and Route Cables

9

Connect both of the 1 meter Leg Cables (N) to both Legs (A).

a

Wind any remaining slack around Cable Spools (K) to keep cables out of the way while leaving enough slack to

b

just reach the Control Box (I).

Attach Cable Loops (M) to underside of worksurface using #8 × ⅝" Pan Head Screw (L) making sure to wrap the

c

Cable Loop around the cable prior to attaching. If you do not have a Workrite worksurface, attach cable loops in
convenient locations between Legs or Switch and the Control Box.

Hardware at actual size

#8 × ⅝" Pan Head

L

Screw

48" Tables

L

c

32" & 40" Tables

L

c

M

M

A

a

b

K

a

A

b

K

Note: For smaller workcenters, it may be

A

a

easier to wrap cable around Spools (K)
prior to plugging into Legs (A).

I

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b

K

a

A

Connect Leg Cables, Switch Cable and Power Cord to Control Box

10

Connect the Leg Cables (N) into ports “1” & “2” on both sides of the Control Box (I).

a

Insert the Switch Cable into port “A1” on the Control Box (I).

b

N

O

I

N

a

b

N

I

O

a

N

Right Leg Cable (N) into Port “1”

Switch Cable into Port “A1”

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Power Cord (O ) in Port “AC”

Left Leg Cable (N) into Port “2”

11

Put Workcenter Upright and Connect Power Cord to the Power Supply

Turn the workcenter over into an upright position.

a

Plug the Power Cord (O) into the power outlet.

b

b

O

a

12

13

Adjust Feet Glides

If necessary, adjust the Foot Glides (H) on workcenter feet to level the worksurface. Unscrew to increase height,
screw in to decrease height.

Initialize Legs

Aer all Legs and the Switch are connected, and the power cord has been plugged in, hold the down arrow on
the Switch until the Legs make a short motion down and then back up. This initializes and synchronizes the
workcenter Legs.

You must complete this
initialization step or your
workcenter will NOT
function properly.

14

Download and Install Sierra HX Interface Kit Soware

Visit http://workriteergo.com/support/sierra-interface/ to download
and install the Sierra Interface soware. You will also find an
installation guide for the Sierra Interface Kit Hardware (P) and a User
Guide to get the most out of the Interface Kit.

Cleaning Instructions

✓

To clean the Sierra legs, apply cleaner to a so cloth.

Suggested cleaners: Windex or Formula 409.
Do not use solvents and do not saturate or spray cleaners directly onto workcenter base.

Parts & Accessories

✓

Visit http://workriteergo.com/documentation/other/workrite_ergonomics_pricing_specification_guide.pdf for
replacement parts.

Hold down the down arrow
until workcenter moves slightly
upwards!

Sierra Interface Kit Cable (P)

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#1500272 Rev C