Martin Universal Design 91-8009 User Manual

IMPORTANT NOTICE

YOU WILL FEEL A SLIGHT

“BOUNCE-BACK” WHEN YOU SIT DOWN.

THIS IS NORMAL: NOT A DEFECT.

THE PNEUMATIC CYLINDER FOR THE

SEAT HEIGHT ADJUSTMENT REACTS TO

YOUR WEIGHT BY GIVING A LITTLE

Parts

VESUVIO Model’s

91-8006 & 91-8009

Gray

Fabric

Black

Fabric

A. [1] Base Plate

Mechanism

D. [1] Plastic Ring insert

Model 91-7706 only

(This part can be found in

the foot ring Part F)

a.

b.

B. [1] Cylinder
[a] 91-8006 model
[b] 91-8009 model

C. [5] Castors

Assembled 91-8006

Assembled 91-8009

H. [1] Seat

K. [1] Black Cylinder

Bellows

Model 91-8009 only

F. [1] Foot Ring with Knob

Model 91-8006 only.

E. [1] 5-Star Base

I. [10] M6x20 Hex Head Screws

IMPORTANT

If you have difficulty assembling your chair or need customer service assis-

tance. Please call: Martin Universal Design, Inc. Customer Service Hot Line at

1-800-366-7337. If you need additional parts, it is not necessary to contact your

dealer, our Customer Service Rep. will forward them to you immediately.

G. [1] Backrest

L.

[4] 3/4”

Plastic

Washers
for armrest
attachment

M. [2] Loop

Armrests

4444 Lawton Avenue, Detroit MI 48208 USA

Tel:[phone] • Fax:[phone]

E-mail: [e-mail]

Visit us at: www.MartinUniversalDesign.com

MUD 10/2009

1.

E

Model #
91-8006

4.

7.

C

Place 5-star base (E) face down and
push [5] castors (C) into each position.

knob on foot ring

2.

weld

Cut ends of plastic
insert must run parallel
with the weld.

Model #
91-8009

PLEASE NOTE: If you have model
number 91-8009, your assembly will
be the same but instead of foot ring
you will need to place black bellows
over top of cylinder after inserting
cylinder into base.

Insert wider end of cylinder into hole in
base, as shown above.

5.

M6x20

M6x20

Attach armrests to bottom side of seat.
Each Armrest (M) uses [3] M6x20
screws (I). Tighten with Hex-wrench.

Armrest bracket

Seat Bottom

M6x20

M6x20

Screw

THIS STEP IS ONLY FOR
MODEL 91-8006 ONLY.

Before attaching foot ring (F) to cylinder
(B). Begin by loosening the knob on the
foot ring and make sure the plastic ringis
inserted properly, by making sure the
cut ends of the insert run parallel with
the weld on the inside of the foot ring
hole. The insert should be already in the
foot ring. NOTE: THIS MUST BE

POSITIONED PROPERLY TO ALLOW
THE CYLINDER TO SLIDE THROUGH
THE INSERT EASILY.

3.

Slide cylinder down through foot
ring and tighten knob . After chair is
assembled completely, you may adjust
foot ring to desired height.

Attach mechanism (A) to seat (H) using
[4] M6x20 hex head screws (I). See pic
above for specified locations that are
circled. Tighten with hex wrench.

6.

Attach backrest (G) to seat mechanism,
by inserting backrest support bar into
oval hole in mechanism. Tighten knob
on mechanism to secure.

8.

Attach seat/backrest/armrest assembly
to cylinder by inserting top of cylinder
into hole on bottom of seat mechanism.
Weight of sitting on seat will secure seat
assembly to cylinder.

NOTE: 2 Paddles below seat
are for seat height adjustment
and Backrest tilt adjustments.

NOTE2:
PERIODIC RE-TIGHTENING
of Armrests screws may be
needed throughout use of
chair over the years.

MUD 10/2009