Okamura MC User manual

Instructions for Use
Meeting chair

1
Caution
This indicates that improper handling may cause injury or property
damage.
Caution
Seat
Frame
Do not insert your hands into any gaps.
・
Be careful not to get your hands caught
when flipping up and lowering the seat.
・
When nesting this product, check your
surroundings and be careful not to get your hands caught.
Do not use this product for the purposes
other than the general use as a chair.
･ Do not use this stool as a step
stool or load carrier.
･ Do not stand on the seat or sit on
the front edge portion of the seat.
Caution
G1C895
Do not handle roughly, or use improperly.
Failure to follow the safety precautions
cause injury or damage to the product.may
When lowering the folded seat, be careful
not to get your hands or fingers caught
between the seat and the frame
● Do not use this stool as a
step stool or load carrier.
●Do not stand on the chair or
sit on the front edge portion
of the seat.
● Do not sit on other than the
seat.
● Do not hit hard the back of this product
against the edge of the table. It may cause
damage to the resin part of the back and
tearing of the upholstery.
● If found unstable due to loosening of bolts or
screws, retighten them.
● Do not use if any parts come off.
Do not reconfigure. This leads to
malfunction or accident.
●Reconfiguring by yourself causes the product
to malfunction or accident. Okamura will
have no responsibility for any disadvantages
caused by remodeling.
●If you need remodeling, contact our official
dealers beforehand.
Do not disassemble or repair on your own.
●Do not attempt to disassemble or repair the
product yourself. Please contact our official
dealers when needed.
●If found any loose bolts or screws, do not use
the product. Failure may cause damage to the
product and result in injury.
Be careful of the following items since it
may cause injury or damage the product.
Do not put your fingers or hands into
the spaces or moving parts of the
product. This may lead to injuries.
Safety Instructions (Make sure to follow these instructions)
■Explanation of CAUTION label
● This product is provided with the following label attached for the purpose of
preventing users life, body, and properties from being harmed or damaged.
Please follow the precautions on the label when using the product.
● Never tear, scratch, erase or peel off the CAUTION label.

2
Safety Instructions (Make sure to follow these instructions)
Installation
●Many chemical substances will be released by the product when it is first purchased. Sufficiently
ventilate or expose the product to moving air for some time after purchasing it.
●Do not completely close windows when using the product in rooms with conspicuously high
temperatures/humidity (the benchmarks for these are temperatures in excess of 28°C (82.4°F) and
relative humidity in excess of 50%).
Appropriate Ventilation Measures
Caution
Wheels
● The wheels are consumable parts. Wheel
replacement is available for a fee. Contact our
Customer Service.
● The soft wheels change over time due
to the effects of hydrolysis, mold growth,
ultraviolet rays, etc., causing deterioration
such as crack and peeling. The speed of soft
wheel aging greatly varies depending on your
environment. If you find any deterioration,
you are recommended to replace the wheels
concerned as early as possible.
For P tile floor, wooden floor
● Hard caster(Nylon wheels) may slide too
well to cause the chair to fall. Use Soft
caster((urethane wheels). The nylon wheels are
suited for floors covered with rugs or carpets.
Soft casterHard caster
Do not place on uneven floor.
Indoor use only. Avoid direct sunlight
●No outdoor or waterfront use.
Avoid high temperature, high humidity,
or extraordinary aridity.
●When placing alongside windows, use curtains
or blinds to avoid direct sunlight.
●Make sure to place the product on an even
floor when using. Failure may cause the
product to deform or to be damaged.
Do not place product under heater
or airconditioner exhausting high
temperature air.
Please follow instructions below. Failure may cause serious damage to the product and
Okamura will have no responsibility for any damages.

3
Parts Name
■Mesh seat
■Mesh seat with arms
■Cushion seat ■Cushion seat with arms
Back without pad
Mesh seat
Leg
Caster
Back without pad
Mesh seat
Leg
Caster
Mesh back
Mesh seat
Leg
Caster
Armrest Armrest
Mesh back
Mesh seat
Leg
Caster
Mesh back
Cushionseat
Leg
Caster
Back with pad
Cushionseat
Leg
Caster
Armrest

4
Operation Guide
125mm(4 15/16")
H＝850mm
(33 1/2")
D＝570+
（nー1）×
125mm
W＝590mm
(23 1/4")
(33
1/2")
(4 15/16")(22 1/2")
Space for storing n units of products
■ Nesting storage method
Space-saving storage is possible.
[Storing the product]
・ While holding the upper portion of the back
by one hand, lift the center portion of the
front edge of the seat. At that time, be careful
not to get your hands or fingers caught
between the seat and the back.
・ With the seat completely folded, store the
product by nesting. Do not perform nesting
storage with the seat lowered. Failure may
cause damage to the product.
[Using the product]
・ With the seat completely folded, pull the
product out of the storage location.
・ Do not lower the seat with the product kept
in the nesting storage state. Failure may
cause damage to the product.
・ Do not perform nesting storage with the
seat lowered. Failure may cause damage
to the product.
・ While holding the upper portion of the back
by one hand, lift the center portion of the
front edge of the seat.
・ Confirm that the seat is completely lowered
before use.
・Be careful not to get your hands or
fingers caught between the back and
the seat.
・ Before nesting storage, check your
surroundings and be careful not to get
your hands caught. Careless handling
may cause injury.
Caution
・ When lowering the seat or sitting on the
seat, do not place your hands near the
frame under the seat. Careless handling
may cause injury.
Seat
Frame
Caution

5
Troubleshooting
Problem Check Solution Page
Casters do not
move
smoothly.
Are they tangled with lint or wool? Remove lint or wool or
replace the casters. ＊
Casters are
slippery.
Are you using urethane
casters on hard floors such
as a plastic tile floor?
Use soft casters.
Chair makes
noise.
From which part of the chair do
you hear the noise? Contact our dealer or Customer Service. ー
＊ Please contact an official dealer.
Materials and Surface Finish
Part Materials Surface Finish
Back
Shell Polypropylene >PP<
ー
Mesh frame Glass-reinforced polyamide >PA-GF< ー
Mesh Polyester ー
Back
pad
Inner shell Polypropylene >PP<
ー
Cushion Urethane foam ー
Cover fabric Polyester ー
Seat
Shell Polypropylene >PP<
ー
Cushion Urethane foam ー
Cover fabric Polyester ー
Mesh frame Glass-reinforced polyamide >PA-GF< ー
Mesh Polyester ー
Leg
Leg frame Aluminum Polyester resin coating
Caster Hard Polyamide
ー
Soft Polyurethane ー
Armrest Glass-reinforced polyamide >PA-GF< ー
＊ Please understand that product specifications might change without prior notification due to improvements
made to the product.

6
Please follow instructions below. Failure may cause serious damage to the product and
Okamura will have no responsibility for any damages.
Operating Precautions and Maintenance
Maintenance
Instructions to Extend the Life of Product
● This instruction manual is very important,
so store it in an easily accessible location.
● Regular maintenance is recommended for
long-life use. Make your request to us early
for inspections and repairs (fees required)
when the warranty period has expired.
● If the product has become unsteady due to
loosening of the bolts or screws during use,
retighten them immediately.
● Avoid direct exposure to steam. Failure will
cause rust.
● Wipe off any water on the Worktop with a
dry and soft cloth.
Cloth part
● Wipe with a well wrung soft cloth moistened.
● If dirt is noticeable, wipe it off with a well wrung
soft cloth moistened with thin neutral detergent. Be
sure to remove detergent completely with a damp
cloth and wipe again with a dry cloth to dry it.
〈Caution〉
● Remove stains as quickly as possible.
● Avoid causing a circular stain, remove not
only the stain but also wipe off thoroughly
around the stain.
● Try the cleaner on inconspicuous area first
since the surface may discolor or deteriorate
by using it.
Resin part
● Brush with a soft brush or tap the surface
softly and vacuum to remove dust to avoid
damaging the cloth.
● When it gets dirty after extended period
of time, wipe with a well wrung soft cloth
moistened with thin neutral detergent. Wipe
clean with a damp cloth. Be sure to wipe
detergent completely and wipe again with a
dry cloth to dry it.
●
When using alkaline electrolyzed water to
remove stains, spray directly on the stain and
brush with a soft brush taking care not to
damage the cloth. Then, wipe the moisture and
stain to remove and wait for the cloth to dry.
● When it gets an oily stain, dab and remove
it by using a dedicated stain remover
immediately. Then wipe with a soft cloth
dampened with water, followed by a dry cloth
to dry. Stains may be permanent depending
on the material .

G1C896／2020-12