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MO51-00K40-A049
Life Fitness Models 4000 and 4500HR Treadmills
How To… Install the Monocolumn Pad Kit
Tools required: Phillips screwdriver, Socket set
Step 1
Turn the power OFF at the ON/OFF switch and then unplug
the unit from the electrical outlet.
Step 2
Using a Phillips screwdriver, remove the two SCREWS
securing the sides of the VENT COVER to the MOTOR
COVER.
Step 3
Grasp the VENT COVER in the center and pull away from the
MOTOR COVER to disengage the two snap down CLIPS
located on the inside, center of the VENT COVER.
Step 4
Using a Phillips screwdriver, remove the SCREW securing the RETAINING PLATE and FIBERBOARD WEDGE in
place on the MONOCOLUMN. Discard the RETAINING PLATE, FIBERBOARD WEDGE and SCREW.
Step 5
Loosen, but do not remove, the two nuts on the U-BOLT
securing the MONOCOLUMN to the FRAME and the
SCREW located at the base of the MONOCOLUMN.
CAUTION: BE CAREFUL NOT TO STRAIN OR
DAMAGE THE WIRE HARNESS THAT RUNS
THROUGH THE MONOCOLUMN.
Step 6
Remove the four SCREWS securing the MOTOR
COVER in place against the treadmill FRAME. Carefully
lift the MOTOR COVER from the machine.
Step 7
Place the supplied 1/8” PAD (large pad) into the center
area of the recess in the MOTOR COVER (as shown).
Step 8
Place the supplied 1/4” PAD (small pad) centered against
the 1/8” PAD previously placed in STEP 7 (as shown).
Step 9
Carefully slide the MOTOR COVER into position and re-
install the four MOTOR COVER SCREWS.
Step 11
Tighten the U-BOLT nuts and the Phillips SCREW
securely.
Step 12
Place the VENT COVER back into position on the MOTOR COVER and secure it using the two VENT COVER
SCREWS.
INSTALLATION COMPLETE
1/4" Pad
Motor Cover
1/8" Pad
Monocolumn
Motor Cover
Vent Cover
Screws
Monocolumn
Fiberboard Wedge
Screw
Screws
Vent Cover
Retaining Plate