Merrithew STOTT PILATES STABILITY CHAIR Assembly Manual Download Page 2

1

ALL MODELS 

Take horizontal frame

complete with pedal 

[A]

and fix

wooden sides 

[B]

on each side with one

1/4"x 2" carriage bolt/nut 

[

position 

9]

ensuring the logo faces outward. 
Do not tighten.

2

ALL MODELS 

Slide vertical frame

[D]

between the two wooden sides

[B]

at the back, making sure the 1"

square tube with eyehooks faces out 
and the holes for the chair seat face up.
Match the three holes on each side of
the wooden sides 

[B]

with vertical frame

[D]

and fix six 1/4"x 2" carriage

bolts/nuts 

[

positions

1,2,3]

Do not tighten.

3

ALL MODELS 

Fix middle support

[E]

between the two wooden sides,

using two 1/4"x 1-1/2" hex bolts with
washers on outside 

[

position 

4]

, making

sure holes for chair seat face up.  

4

a

MODELS WITHOUT HANDLES

Fix wooden sides to horizontal

frame with 1/4"x 2" carriage bolts/nuts

[

position

7,8]

. Fix two 1/4"x 1-1/2" hex

bolts/nuts 

[

position

5,6]

with washers 

in remaining holes on wooden sides.
Tighten all hardware. 

4

b

MODELS WITH HANDLES 

Fix bottom end of chair

handle receptacles 

[C]

to wooden

sides and horizontal frame using two
1/4"x 2-1/4" hex bolts/nuts with
washers only on outside 

[

position

7,8]

.

Fix top end of chair handle receptacles
to wooden sides using two 1/4"x 1-1/2"
hex bolts/nuts with washers on both
sides 

[

position

5,6]

. Tighten all hardware.

5

ALL MODELS 

Place chair seat 

[H]

on top of middle support 

[E]

and

vertical frame 

[D]

. Align evenly along

wooden sides and fix four 1/4"x 2"
hex bolts with washers 

[10,11,12,13]

,

from bottom to hold chair seat on frame.
Tighten all hardware. 

6

MODELS WITH HANDLES 

Assemble chair handles 

[F]

and chair handle chrome extensions 

[G]

each with two 3/8"x 3/4"

hex bolts 

[14,15]

with washers 

and tighten. 

Note: Chair handles and chrome
extensions come as right and left.

7

MODELS WITH HANDLES 

Loosen

round stud knob 

[17]

. Pull pop-up

pin 

[16]

and insert complete chair

handle 

[F,G]

into chair handle receptacle

[C]. 

Ensure bolt head at 

[15]

faces out.

Release pop-up pin at desired height
and tighten round stud knob 

[17]

to

secure handle in receptacle. Adjust
handle height following same procedure.

Note: To prevent damage to vinyl on chair
seat make sure bolt head at position #15
faces away [out] from the chair.

8

ALL MODELS 

Attach all springs;

heavy springs 

[18]

to inner

eyehooks and light springs 

[19]

to outer eyehooks.

Note: Attach springs to hooks on pedal
first, then to hooks on vertical frame.

9

SPLIT PEDALS 

To split pedals:

Loosen both star knobs 

[21] 

and lift open side of lock 

[20]

from 

star knob and rotate so it is completely
under one pedal. Tighten both 
star knobs.

To join pedals:

Loosen both star 

knobs 

[21] 

and rotate lock 

[20]

to 

hook onto metal shaft of star knob.
Tighten both star knobs.

S TA B I L I T Y   C H A I R

A S S E M B LY I N S T R U C T I O N S

IMPORTANT:

DO NOT TIGHTEN ANY BOLTS OR SCREWS PRIOR TO FINISHING COMPLETE ASSEMBLY. 

FOR SAFETY REASONS: 

DO NOT LIFT CHAIR FROM CHAIR SEAT, GRIP METAL FRAME INSTEAD.

S P E C I A L

F E AT U R E S

A L S O

AVA I L A B L E

adjust spring tension with 

easy

hook-on system 

lock 

split-pedal

together for use

as a single pedal

shop

online

www

.merrithew

.com

D

20

19

18

21

S TA B I L I T Y   C H A I R  D V D S  

Enhance your performance
with any or all of our videos
that coach you through each
level of core stability training. 

WA L L   C H A RT

A great way to support client
instruction and brighten up
your studio or gym.

WARNING: 

As with any athletic activity, the use of exercise equipment involves risk of injury, damage and/or death. By choosing to use STOTT PILATES  equipment,

you and/or your clients/patients assume responsibility for that risk, not the people who sold you the equipment, distribute it and/or manufacture it.

To prevent unsafe or improper use of STOTT PILATES equipment, please read all assembly and safety information thoroughly and follow the directions carefully. Contact the
manufacturer if you have any questions or concerns. 

Please also ensure that you and your clients/patients have received proper instruction regarding the correct and safe use

of STOTT PILATES equipment.

Like any mechanical device, Pilates equipment and its components are subject to wear and stress. Proper maintenance and timely replacement of your equipment or component
parts is your responsibility as it helps reduce the risk of injury. As it is impossible to predict every situation and condition that will occur while using STOTT PILATES equipment, 
Merrithew Health and Fitness

makes no representation about the safe use of its equipment under all conditions.

C O U R S E   M A N U A L

Details the full Stability Chair
repertoire including exercise
descriptions and photographs. 

Call or email today for
more information.

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