NordicTrack Gx 3.4 English Manual - Page 25

MAINTENANCE AND TROUBLESHOOTING Inspect and tighten all parts of the exercise bike regularly. Replace any worn parts immediately. To clean the exercise bike, use a damp cloth and a small amount of mild soap. IMPORTANT: To avoid damage to the console, keep liquids away from the console and keep the console out of direct sunlight. Next, rotate the Left Crank Arm (20) to a vertical position with the end of the Left Crank Arm pointing upward. 20 11 17 CONSOLE TROUBLESHOOTING If lines appear in the console display, see step 4 on page 24 and adjust the contrast level of the display. Rotate the left Pedal Disc (17) clockwise to release it from the Left Shield (11). Then, work the left Pedal Disc upward and remove it from the Left Crank Arm (20). If the console does not display your heart rate when you use the handgrip heart rate monitor, see step 5 on page 18. Locate the Reed Switch (57). Loosen, but do not remove, the two M4 x 13mm Flange Screws (63). If the console does not display your heart rate when you use the chest heart rate monitor, see TROUBLESHOOTING on page 12. HOW TO ADJUST THE REED SWITCH If the console does not display correct feedback, the reed switch should be adjusted. To adjust the reed switch, you must first remove the left pedal, the left disc cover, and the left pedal disc (see the instructions below). 55 57 20 Using an adjustable wrench, turn the left pedal clock- 63 wise and remove it. Rotate the Left Crank Arm (20) to a vertical position with the end of the Left Crank Arm pointing downward as shown. 20 Tab 18 Tab Using a flat screwdriver, release the tabs on each point of the left Disc Cover (18). Carefully work the left Disc Cover over the Left Crank Arm (20) and remove the left Disc Cover. Next, rotate the Left Crank Arm (20) until a Magnet (55) is aligned with the Reed Switch (57). Slide the Reed Switch slightly toward or away from the Magnet. Then, retighten the M4 x 13mm Flange Screws (63). Rotate the Left Crank Arm (20) for a moment. Repeat these actions until the console displays correct feedback. When the reed switch is correctly adjusted, reattach the left pedal disc, the left disc cover, and the left pedal. 25