Life Fitness Lifecycle 5500HR, Service Manual

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16
Life Fitness Model 5500HR Treadmill
HOW TO ... REMOVE AND REPLACE THE LIFT ACTUATOR
Tools Required: Phillips screwdriver, pliers
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
Disconnect the 4-PIN CONNECTOR leading
from the LIFT ACTUATOR to the CONTROL
BOARD.
Step 5
With the help of another person, tilt the unit onto the user-right side.
Step 6
Remove the COTTER PIN from the CLEVIS PIN located under the LIFT CHANNEL and then remove the CLEVIS
PIN securing the LIFT ACTUATOR to the LIFT CHANNEL.
Step 7
Remove each of the two RETAINING CLIPS securing the
PIVOT PINS to the LIFT ACTUATOR through the LIFT
FRAME. Remove the worn LIFT ACTUATOR.
Step 8
Place the new LIFT ACTUATOR into position and replace the
CLEVIS and COTTER pins to attach the new LIFT ACTUATOR
to the LIFT CHANNEL.
Step 9
Position the LIFT FRAME flush against the bottom of the
treadmill. Adjust the LIFT ACTUATOR NUT to align with the
PIVOT PIN holes in the LIFT FRAME.
NOTE: THE ACTUATOR SCREW LOCATION IS SET AT
THE FACTORY. DO NOT TURN THE ACTUATOR SCREW
DURING HANDLING OR INSTALLATION.
Step 10
Replace the PIVOT PINS and RETAINING CLIPS. Reverse
Steps 1 through 6 to return all parts to their proper positions.