NordicTrack Professional Series 4000 Treadmill English Manual - Page 29
Symptom: The Displays Of The Console Do Not Function Properly
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7. SYMPTOM: THE SURFACE OF THE WALKING PLATFORM IS DAMAGED a. Both sides of the walking platform are designed to be used as walking surfaces. If the surface becomes damaged, or if there is any wood showing through the coating, the walking platform can be turned over. The walking platform typically needs to be turned over after approximately 6,000 to 7,500 miles. Follow the instructions below to turn over the walking platform. Remove the key and unplug the power cord. Remove the 1 2 two Hood Screws (2) and lift off the Motor Hood (1). Next, re- move the two Rear Roller Bolts (82), the two Roller Guard Screws (80), and the Right and 80 83 6 6 Left Roller Guards (81, 83). 82 Next, remove the six Platform 70 80 Screws (6). Lift the Rear Roller (79) and slide it out of the Walking Belt (71). Lift the 81 6 82 Walking Platform (70) a few inches, slide it out of the Walking Belt, turn it over, and 71 79 then slide it back into the Walking Belt. Insert the Rear Roller back into the Walking Belt. Reattach the six Platform Screws (6). Reattach the Right and Left Roller Guards (81, 83) with the two Roller Guard Screws (80). Insert the Rear Roller Bolts (82) into the Roller Guards and thread them into the Rear Roller (79). Reattach the Motor Hood (1) with the two Hood Screws (2). Next, the Walking Belt (71) will need to be adjusted to the proper tension. Using chalk, make two marks exactly 71 50" apart on the Walking Belt as shown in the drawing. Then, tighten both Rear Roller Bolts (82) until the two chalk marks move apart an additional 3/16" to 1/4". 50" Make sure to keep the Walking Belt centered. 82 8. SYMPTOM: THE DISPLAYS OF THE CONSOLE DO NOT FUNCTION PROPERLY a. Remove the key from the console and UNPLUG THE POWER CORD. Remove the two Hood Screws (2). Carefully lift off the 2 Motor Hood (1). Locate the Reed Switch (34) and the Magnet (16) on the left side of the Pulley (73). Turn the Pulley until the Magnet is aligned with the Reed Switch. Make sure that the gap between the Magnet and the Reed Switch is about 1/8". If necessary, loosen the Screw (123), move the Reed Switch slightly, and then retighten the Screw. Reattach the Motor Hood (see step A). Then, run on the treadmill for a few minutes to check for a correct speed reading. 29 1/8" 123 Top 34 View 1 2 73 16