ProForm Lx470 Treadmill English Manual - Page 16

PROBLEM: The walking belt slows when walked on SOLUTION: a. Use only a single-outlet surge suppressor that meets all of the specifications described on page 10. b. If the walking belt is overtightened, treadmill performance may decrease and the walking belt may become damaged. Remove the key and UNPLUG THE POWER CORD. Using the allen wrench, turn both rear roller adjustment bolts counterclockwise, 1/4 of a turn. When the walking belt is properly tightened, you should be able to lift each side of the walking belt 2 to 3 inches off the walking platform. Be careful to keep the walking belt centered. Plug in the power cord, insert the key, and run the treadmill for a few minutes. Repeat until the walking belt is properly tightened. b 2"-3" Rear Roller Adjustment Bolts c. If the walking belt still slows when walked on, call our Customer Service Department toll-free. PROBLEM: The walking belt is off-center or slips when walked on SOLUTION: a. If the walking belt is off-center, first remove the key and UNPLUG THE POWER CORD. If the walking a belt has shifted to the left, use the allen wrench to turn the left rear roller bolt clockwise 1/2 of a turn; if the walking belt has shifted to the right, turn the bolt counterclockwise 1/2 of a turn. Be careful not to overtighten the walking belt. Plug in the power cord, insert the key, and run the treadmill for a few minutes. Repeat until the walking belt is centered. b. If the walking belt slips when walked on, first remove the key and UNPLUG THE POWER CORD. Using b the allen wrench, turn both rear roller bolts clockwise, 1/4 of a turn. When the walking belt is correctly tight- ened, you should be able to lift each side of the walk- ing belt 2 to 3 inches off the walking platform. Be careful to keep the walking belt centered. Plug in the power cord, insert the key, and carefully walk on the treadmill for a few minutes. Repeat until the walking belt is properly tightened. PROBLEM: ONE OF THE UPPER BODY ARMS SQUEAKS DURING USE SOLUTION: a. Correcting this problem requires a small amount of white marine grease, available at most hardware a 120 stores. Turn the Resistance Knob (115) counterclock- 113 wise until it can be removed. Remove the Resistance 119 Cone (118) and the Upper Body Arm (113), along with the Resistance Plate (127), Washer (57), Spring Washer (116), Thrust Washers (76), and Thrust Bearing (117). (Note: If the Resistance Sleeve [119] or Resistance Plate [127] comes out of the Resistance Bracket [120] or Resistance Cone, press it back in.) Apply a thin layer of white marine grease to 76 116 118 115 127 117 57 the outer surface of the Resistance Cone (118). Reattach all parts in the order shown at the right. 16