04
AIR250 LOWER BACK
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OPERATION MANUAL
It is the sole responsibility of the purchaser of Keiser Corporation equipment to instruct all individuals, whether they are the end-
user or supervising personnel, on proper usage of the equipment. Keiser Corporation recommends that all users of its equipment
be informed of the following information before use.
1. Read these instructions.
2. Heed all warnings.
3. Follow these instructions.
4. Intended use of the Air250 Lower Back is for physical
activity or Physiotherapy (sometimes referred to as
physical therapy).
5. The Air250 Lower Back is intended for individuals aiming to
maintain and restore maximum movement and functional
ability throughout their lifespan, including circumstances
where movement and function are limited by aging, injury,
pain, disease, disorders, conditions, or environmental
factors, especially in case of using the Air250 Lower Back
in physical therapy.
6. Consult your physician before beginning any exercise
program.
7. The Air250 Lower Back is intended for use in training areas
of organizations where access and control are specifically
regulated by a person responsible for determining the
suitability of use and maintenance.
8. Maximum user weight limit: 441 lbs (200 kg).
9. Use the Air250 Lower Back indoor in a climate-controlled
environment only. Keep away from areas of extreme
humidity.
10. The use of this Air250 Lower Back for any purpose not
explicitly specified by the manufacturer in this manual
is prohibited.
11. Wear proper exercise clothing and shoes for exercise.
Avoid wearing loose clothing that might catch on any
moving parts. Tie long hair back and up away from any
moving parts.
12. The Air250 Lower Back is not a toy. Children shall not
play with the Air250 Lower Back. Children under 14 years
old should not use the Air250 Lower Back. Keep children
and pets clear from the Air250 Lower Back at all times,
especially while in use. Cleaning and user maintenance
shall not be performed by children.
13. The Air250 Lower Back can be used by children age
14 years and above. Persons with mental disabilities,
reduced physical, mental, or sensory capabilities, or lack
of experience or knowledge should not use the Air250
Lower Back without constant supervision by a spotter/
supervisor.
14. Proper warm-up required to help prevent injury. This
Air250 Lower Back should only be used with proper
instructions. Always maintain good form and control
during exercise. If you feel pain or are unable to maintain
good form, stop immediately. Failure to follow these
instructions could result in injury.
15. Always maintain control of the Exercise Arm during
exercise. Use extreme caution in the selection of resistance
and when increasing resistance during exercise. Bring the
Exercise Arm to the start position in a controlled manner
to safely end exercise. If at any time you are not able to
control the amount of resistance during exercise, push
the left (“-”)Thumb Button to reduce the resistance.
16. Never perform Power Test without a proper warm-up. This
high resistance/high-speed test should only be performed
with proper instructions (see page 15 “Power Test” for
complete instruction). Always maintain good form and
control during the test. If you feel pain or are unable to
maintain good form, stop immediately. Failure to follow
these instructions could result in injury.
17. The highest level of safety can only be ensured if the
equipment is regularly inspected for damage and wear.
Always check the equipment before use for proper function
and any damaged, worn, or broken parts. 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.
18. Use only replacement parts supplied/recommended
by Keiser Corporation. Attempting to repair or replace
any damaged, worn, or broken parts on your own is not
recommended. A Keiser-certified technician should be
consulted.
19. The use of any exercise equipment, including, without
limitation, Keiser’s strength training equipment in
which resistance can be changed at any time during the
repetition, without proper instruction and supervision
violates the terms of the agreement for the purchase
of such products. The ability to add resistance anytime
during a repetition, including, without limitation, the ability
to do a heavy negative may be dangerous, especially for
anyone that does not recognize or respect the potential
danger.
20. Users, agents, and/or anyone directing the use of the
Air250 Lower Back shall determine the suitability of the
Air250 Lower Back for its intended use, and said parties
are specifically put on notice that they shall assume all
risk and liability in connection herewith.
21. If you do not understand these instructions or have doubts
about the safety of the installation, assembly, or use of
this product, contact Keiser Customer Support:
1 559 256 8000
Telephone and Live Chat
Monday—Friday 7 am to 5:30 pm PST
IMPORTANT SAFETY INFORMATION
