T able of Contents APPLICABLE MODEL(S) ........................................................IV REVISION HISTORY TABLE ......................................................IV GENERAL INFORMATION ........................................................1 Purpose of this Manual ......................................................1 Intended Use ............................................................1 Symbols and Warnings......................................................2 Symboles et Avertissements ..................................................2 Safety Instructions ........................................................3 Electromagnetic Interference ..................................................4 Electrical Requirements ...................................................... 4 Contraindications ...........................................................5 Transportation and Storage Conditions ............................................5 Disposal of Equipment ......................................................5...
User Manual | MTI 424, 423, & 421 APPLICABLE MODEL(S) This manual is for the following part numbers and serial numbers: PART NUMBER DESCRIPTION EFFECTIVE S/N 4000085 421L Exam Chair, 115V 020203012-Current 4000086 421L Exam Chair, 230V 020203012-Current 4000103 421H Exam Chair, 115V...
User Manual MTI 424, 423, & 421 Chairs GENERAL INFORMATION Purpose of this Manual This manual covers the safety, installation, instructions for use, and maintenance of this equipment. It is intended that it be used by the service professional installing the equipment and by the medical professionals who have been trained to use it.
User Manual | MTI 424, 423, & 421 Symbols and Warnings Class 1, Type B, Medical Equipment This manual contains Notices, Cautions, and Warnings, which are meant to call attention to particular parts Proper shipping orientation for the product or sections of this manual. Since safety is our first Orientation d’embarquement correct pour...
User Manual | MTI 424, 423, & 421 Safety Instructions Identifies the manufacturer’s serial number WARNING/AVERTISSEMENT Identifie le numéro de série du fabricant Read this manual before installation and use. Upper and lower limits of relative humidity Lisez ce manuel avant l’installation et l’utilisation.
User Manual | MTI 424, 423, & 421 Le repose-dos, reste de siège, repose pieds, accoudoirs, l’équipement est connecté à un réceptacle équivalent appuie-tête et d’autres parties de l’équipement ne marqué “Hôpital Uniquement“ ou “de Qualité Hôpital». doivent être utilisés conformément à leur utilisation WARNING/AVERTISSEMENT prévue.
User Manual | MTI 424, 423, & 421 Transportation and Storage Conditions WARNING/AVERTISSEMENT Do not plug this equipment into a low power or Ambient +10°C to +40°C auxiliary outlet. This equipment must be connected to Temperature (+50°F to +104°F) a 115 Volt (V) outlet. If this equipment is connected to...
The 424 Exam Chair is a Tri-Power Exam Chair including power lift, back, and tilt with a 650 lb (295 kg) lift capacity. The 424 chair is 19.5" (49.5 cm) wide. Minimum seat height is 19” (48.3 cm) for low models or 21” (53.3 cm) for high models.
User Manual | MTI 424, 423, & 421 INSTALLATION Pour déplacer l’équipement, soulevez seulement de la structure principale de l’équipement. WARNING/AVERTISSEMENT NOTICE/AVIS This equipment is heavy. Get help to remove it from If this product has been exposed to low temperatures, the shipping pallet.
User Manual | MTI 424, 423, & 421 Unpacking and Set-up 1. Remove shipping straps, 2. Remove (4) shipping bolts 3. Remove braces from the 4. Slide chair off pallet. To shipping box, and other with 7/16" end wrench. top of the baseplate.
Raises or lowers the backrest by pressing the desired direction. Button is non- functional on the 421 Chair. Tilt Buttons/Pedal 424 Only: Decreases or increases the angle of the seat by pressing the desired direction Lift Buttons/Pedal Raises or lowers the chair top by pressing the desired direction...
User Manual | MTI 424, 423, & 421 Headrest Operation Articulating and Non-Articulating Headrests 1. To install the headrest: 2. To adjust the height of 3. To adjust the angle of the 4. To remove a headrest: the headrest: headrest (Articulating only): A.
Swivel Operation The swivel is a factory installed feature for the 421/423/424 Model chairs. See also “Controls” on page 9 of this manual. Swivel mode is the condition when the swivel lock is unlocked and the chair can swivel freely.
User Manual | MTI 424, 423, & 421 LIST OF ACCESSORIES DESCRIPTION RESTRICTIONS Auto-swivel Disengagement Kit Provides a switch to manually unlock Installed on front of chair base on swivel for free swivel motion. patient’s right hand side only. Foot Control w/ Wiring Harness...
User Manual | MTI 424, 423, & 421 MAINTENANCE CAUTION/PRÉCAUTION Any sprayed disinfectant or cleaning solution should be WARNING/AVERTISSEMENT wiped up immediately after application and not let to There are no user serviceable parts inside. Refer all stand. A small sample area should be tested before any servicing to a qualified service technician.
User Manual | MTI 424, 423, & 421 Cleaning and Disinfection All painted metal parts have been electrostatically painted and the paint is baked on for durability. These surfaces WARNING/AVERTISSEMENT should be wiped down with a quality grade cleaner and a Avoid spraying any liquid on or around the hand switches soft cloth or a damp cloth with mild soap once a week.
“Unpacking and Set-up” on page 8.) Medical Technology Industries, Inc. (hereinafter referred to Remove the scuff cover from the foot section as MTI), shall repair or replace products of its manufacture, (attached with Velcro®). which prove to be defective in material and/or workmanship...
User Manual | MTI 424, 423, & 421 TROUBLESHOOTING GUIDE NOTICE/AVIS For more information on this equipment, including circuit diagrams, parts and service manuals, and other descriptions, please contact MTI. Pour plus d’informations sur cet équipement, y compris des schémas de circuits, les manuels de service et pièces, et autres descriptions, s’il vous plaît contacter MTI.
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