Keiser AIR250 Operation Manual
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STRENGTH
| CARDIO | FUNCTIONAL
AIR250
LOWER BACK
MODEL 2821XX
OPERATION MANUAL

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Table of Contents
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Summary of Contents for Keiser AIR250

  • Page 1 STRENGTH | CARDIO | FUNCTIONAL AIR250 LOWER BACK MODEL 2821XX OPERATION MANUAL...
  • Page 2: Table Of Contents

    Distribution and copying of this document, use and communication of its contents is not permitted without written authorization from Keiser Corporation. The content of this document is furnished for informational use only, may be subject to change without notice, and should not be construed as a commitment by Keiser Corporation.
  • Page 3: General Information

    Air250 Lower Back after reading this manual, our Keiser Customer Support team will be happy to assist by telephone at 1 559 256 8000 and via live chat at keiser.com/support (Monday—Friday, 9 am to 5 pm Pacific Time), or by email at service@keiser.com.
  • Page 4: Important Safety Information

    Tie long hair back and up away from any moving parts. The ability to add resistance anytime during a repetition, 10. The Air250 Lower Back is not a toy. Children shall not play including, without limitation, the ability to do a heavy with the Air250 Lower Back.
  • Page 5 SAFETY AND NOTIFICATION LABELS 002821XX 888888-88888 NO ADJUSTMENTS NO ADJUSTMENTS Maintain and do not remove safety or notification labels for any reason. They contain important information. If unreadable or missing, contact Keiser Corporation for a replacement (see back cover for contact information).
  • Page 6: Technical Specifications

    • 1.5V D Alkaline Batteries (quantity 2, Keiser PN 966500) • 3V CR2032 Lithium Coin Cell Battery (quantity 1) Permanently attached, not serviceable. Contact Keiser Customer Support for service. KEISER CHIP SYSTEM • The eChip insertion slot receives the Keiser eChip (electronic memory chip) for data transfer and storage...
  • Page 7: Installation And Placement

    INSTALLATION AND PLACEMENT No assembly required. Place the Air250 Lower Back on a flat, level surface. Make sure the base of the frame makes full contact with the floor. If gaps are present, relocate the equipment to an even surface.
  • Page 8: Operation

    AIR250 LOWER BACK OPERATION MANUAL OPERATION EQUIPMENT OVERVIEW Figure 5. Air250 Lower Back Upper Back Pad Anti-Slip Steps Exercise Arm Cylinder Power Display Air Tank Seat Back Quick Disconnect (QD) with Tube Seat Belt Processor Box Increase/Decrease (+/-) Thumb Buttons...
  • Page 9: 09_Power Display

    AIR250 LOWER BACK OPERATION MANUAL POWER DISPLAY NO ADJUSTMENTS NO ADJUSTMENTS When using the eChip, ensure that it is fully inserted into the slot as shown. Figure 6. Power Display Overview CAUTION Rate monitoring systems may be inaccurate. Over Use of the exercise Target program requires medical exercising may result in serious injury or death.
  • Page 10: 10_Display Features

    NOTE: Three user eChips (red color) come standard with your Air250 Lower Back. The Keiser USB Power Kit (a USB adapter to transfer data from your eChip to your computer and Time Set eChips to set the time zone/time on your Air250 Lower Back) is available.
  • Page 11: 11_Proper Operation Check

    E. Stability — equipment is level to a solid, flat surface. Figure 7. Proper Operation Check Illustration Immediately replace damaged, worn, or broken parts. Do not use the Air250 Lower Back until all repairs have been completed and tested by a Keiser-certified technician.
  • Page 12: 12_How To Use The Air250 Lower Back

    4. To exit safely, lower the resistance until it is easy to lean back so you are sitting upright. Unsnap the Seat Belt. ADJUST EXERCISE Seat Belt Figure 8. How to Use the Air250 Lower Back ERECTOR SPINAE GROUP Figure 9. Lower Back Target Muscles...
  • Page 13 AIR250 LOWER BACK OPERATION MANUAL HOW TO USE THE AIR250 LOWER BACK (CONTINUED) CAUTION • Consult your physician before beginning any exercise • If you feel pain, faintness, or are unable to maintain program. good form, stop immediately. • This equipment should only be used with proper •...
  • Page 14: 14_Power Test

    TEST PROTOCOL — The Power Test (KEISER Six-Rep Test) is used to determine the resistance at which you achieve MAXIMUM POWER. The test consists of two sets: Three repetitions Three repetitions...
  • Page 15: Maintenance

    CAUTION: THE HIGHEST LEVEL OF EQUIPMENT SAFETY CAN ONLY BE ENSURED IF THE EQUIPMENT IS REGULARLY INSPECTED FOR DAMAGE AND WEAR. Immediately replace damaged, worn, or broken parts. Do not use the Air250 Lower Back until all repairs have been completed and tested by a Keiser-certified technician. •...
  • Page 16: 16_Battery Replacement

    When the batteries are replaced, the Power Display will run through a test sequence (you will see a series of numbers flashing). Once the test sequence stops and the Power Display shows "OFF," the Air250 Lower Back is ready for use.
  • Page 17: 17_Annual Maintenance

    THE AIR IN THE EQUIPMENT (“— ” THUMB BUTTON) BEFORE PERFORMING ROUTINE MAINTENANCE. Figure 11. Annual Routine Maintenance Illustration Contact Keiser Customer Support for replacement part(s) order, or for any matters regarding the safe operation of your Air250 Lower Back (see back cover for contact information).
  • Page 18: Regulatory And Compliance Notices

    EMC Notices, Statement of Compliance See Electromagnetic Compatibility (EMC) section, page 19. ID of specified optional external power The Air250 Lower Back does not require an external power supplies or battery chargers supply. ID of any risks associated with the...
  • Page 19: 19_Electromagnetic Compatibility (Emc)

    Wear parts: After being replaced, wear parts must be disposed of according to country-specific waste laws. If you have any questions about equipment disposal, please contact your local dealer or Keiser Customer Support (see back cover for contact information).
  • Page 20: Warranty Statement

    View or print your Air250 Lower Back warranty online at keiser.com/support/warranty. If you have any questions about your warranty, please contact Keiser Customer Support at 1 559 256 8000 and via live chat at keiser.com/support (Monday—Friday, 9 am to 5 pm Pacific Time), or by email at service@keiser.com.

This manual is also suitable for:

2821xx

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