CM 422
LEG EXTENSION
MUSCLES TRAINED
GENERAL INSTRUCTIONS
WARNING
PRIOR TO USING THIS MACHINE
CONSULT YOUR PHYSICIAN TO INSURE PHYSICAL READINESS!
CONSULT A TRAINED SUPERVISOR TO FAMILIARIZE YOU WITH THE MACHINE’S PERFORMANCE
CHARACTERISTICS AND PROPER USE!
BE SURE THAT BOTH PULL PINS ARE IN THEIR FULLY ENGAGED AND LOCKED POSITIONS!
FAILURE TO COMPLY COULD RESULT IN
SERIOUS INJURY OR EVEN DEATH!
Quadriceps
Select the desired weight. DO NOT EXCEED YOUR KNOWN PERFORMANCE
CAPABILITIES!
Adjust seatback to the desired depth. BE SURE THAT YOUR KNEE JOINTS ARE IN DIRECT ALIGNMENT WITH THE
LEVER ARM'S AXIS OF ROTATION (RED DOT).
Adjust leg extension lever arm to the desired length. Be sure that the ROLLER PADS ARE SECURELY POSITIONED
IN FRONT OF LOWER LEG AND FOOT (just above ankle joint)!
Adjust range of motion limiter to the desired start/stop positions.
Assume a comfortable, upright seated position with upper body resting
squarely against back pad.
PLACE LEGS SQUARELY BEHIND ROLLER PADS. Firmly grasp seat handles for stability.
IN A SLOW, CONTROLLED MANNER, LIFT WEIGHT BY EXTENDING LEGS AGAINST ROLLER PADS, PAUSE
BRIEFLY IN AN EXTENDED POSITION AND RETURN SLOWLY TO STARTING POSITION.
Breathe normally!
UPON COMPLETION OF EXERCISE, LOWER WEIGHT GENTLY BY SLOWLY BENDING LEGS TO THEIR ORIGINAL
STARTING POSITION.
LOWER
BODY
ST
A
TIONS