07
AIR250 LOWER BACK
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OPERATION MANUAL
49 inches
(1,245 mm)
54 inches
(1,372 mm)
32 inches
(813 mm)
151 lbs
(69 kg)
EQUIPMENT SPECIFICATIONS
See Figure 2 for Air250 Lower Back dimensions and weight.
• Resistance Range 0 – 272 lbs (0 – 123 kg), change
resistance in 1 lb/kg increments
• Maximum user weight limit:
441 lbs (200 kg)
Figure 2. Air250 Lower Back
Equipment Specifications
TECHNICAL DATA
AIR STORAGE TANK
The equipment contains an air storage tank (air accumulator) with the following operating parameters:
POWER
• 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.
Maximum working pressure:
125 psi (8.6 bar)
Maximum working temperature:
104ºF (40ºC)
Minimum working temperature:
32ºF (0ºC)
Maximum vessel capacity:
144 in
3
(2.36 L)
TECHNICAL SPECIFICATIONS
Model No.
Device Label (Short Description)
Device Full Description
002821BP
A250 LOWER BACK-BLK-PWR
Air 250 Lower Back, Black (color), Power (additional display feature)
002821SP
A250 LOWER BACK-SPC-PWR
Air 250 Lower Back, Special (color), Power (additional display feature)
