Life Fitness Lifecycle 5500HR, Service Manual, Page: 22 / 47

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Life Fitness Model 5500HR Treadmill
How To... REMOVE AND REPLACE THE DRIVE MOTOR BELT
Tools Required: Phillips Screwdriver, Socket Set
WARNING: FAILURE TO OBSERVE SAFETY PROCEDURES WHEN SERVICING THIS UNIT
COULD RESULT IN INJURY FROM ELECTRICAL SHOCK
Step 1
Turn the power OFF at the ON/OFF switch and then unplug the unit from the electrical outlet.
Step 2
Remove the MOTOR COVER (See “How To...”).
Step 3
Ground yourself to the machine by positioning an ANTI-STATIC GROUNDING STRAP around your wrist and attaching the
other end to a MOUNTING SCREW or a connecting GROUND WIRE SCREW.
Step 4
Using a Phillips screwdriver, loosen and remove the two SCREWS securing the FRONT PANEL.
HELPFUL HINT: MARK OR SCORE THE PLACEMENT OF THE DRIVE MOTOR MOUNTING BRACKET.
THIS WILL HELP WHEN RE-TENSIONING THE DRIVE MOTOR BELT.
Step 5
With a socket wrench (1/2”), loosen the four NUTS
and WASHERS securing the DRIVE MOTOR
ASSEMBLY to the MOTOR PAN.
Step 6
With a socket wrench (7/16”), loosen and remove
the TENSIONING BOLT from
the DRIVE MOTOR
ASSEMBLY MOUNTING BRACKET.
Step 7
Push the DRIVE MOTOR ASSEMBLY towards
the
FRONT ROLLER to relieve the tension on the
DRIVE MOTOR BELT. Roll the DRIVE MOTOR
BELT off the DRIVE MOTOR PULLEY
ASSEMBLY.
HELPFUL HINT: MARK THE POSITION OF
THE REAR ROLLER ON THE INSIDE OF THE
MOUNTING BRACKET TO LOCATE ITS
ORIGINAL PLACEMENT. THIS WILL HELP
WHEN RE-TENSIONING THE STRIDING BELT
Step 8
Using a hex key wrench (1/4”), loosen the rear
tensioning bolts to slacken the STRIDING BELT.
Step 9
With a socket wrench (1/2”), loosen the left side of
the FRONT ROLLER.
Step 10
Carefully lift the left side of the FRONT ROLLER ASSEMBLY from the frame bracket and remove the right side of the
FRONT ROLLER from the FRAME and ROLLER BELT.
Step 11
Carefully remove the worn DRIVE MOTOR BELT from the user’s right side of the unit and replace with the new DRIVE
MOTOR BELT provided.
Life Fitness Model 5500HR Treadmill