I. Overview Purpose. This manual is designed to assist in service of SCIFIT SX1000 elliptical exercise machines. The manual is divided into sections to diagnose and isolate problems. Troubleshooting tables and procedures, along with drawings, are provided to aid technicians in servicing equipment. The Item Numbers given in the parts list in Section V can be used to determine the location of various parts in Figures 1 and 2.
II. Troubleshooting Tables Table 1 – Electrical Troubleshooting Problem Possible Reasons Solutions 1.1 The machine Faulty power supply If buttons on the control appears to be off board. display beep when when plugged in pressed, replace power and switched “on”. supply board.
Page 5
1.5 Heart rate displays Chest strap and Verify that they are being zero (0) in window transmitter improperly properly worn. worn. Loose sensor lead Check and adjust as connection at display needed. board. Faulty receiver. If there is no audible signal, replace receiver.
Page 6
Table 2 – Mechanical Troubleshooting Problem Possible Reasons Solutions 2.1 Rails lock up while Power supply board is Unplug power cord. If operating. faulty. rails move, replace power supply board. Brake is bad. If rails do not move with power cord unplugged, replace brake.
Page 7
2.4 Very little resistance Speed sensor improperly Check and adjust the at any level. adjusted. speed sensor as needed. See Procedure 3. Bad speed sensor Check voltage at power connection with power supply board. See supply board. Procedure 2. 2.5 Belt is slipping Not enough tension on Tighten the belt to ¼”...
Plug into power source and Adjusting the Speed Sensor turn on. 1. Turn machine on and press start. b. The message “SCIFIT FOR 2. Turn crank arms at 1 revolution SCIENTIFIC SOLUTIONS” per second. The RPM window should display around 60 ±10 should be scrolling across upper display board.
Remove the brake from the machine and set aside to return to SCIFIT (request a UPS call tag by phone). Procedure 4 – Removal and 11. Hoist the replacement brake Replacement of the Brake...
Page 10
The brake with sheet metal frame. display will be scrolling the Loosely attach the 10-32 screw to message, “SCIFIT…” Slowly this hole. rotate the crank arm assembly 17. Slip the V-belt over the plastic and the message will change to a pulley while slowly turning the programming prompt.
If this is the case, 4. Reinstall the left crank arm at the please contact SCIFIT Service at same angle as the right crank 800-745-1373. Also, check the arm. Do not use the Woodruff chain tension.
Need help?
Do you have a question about the SX1000 and is the answer not in the manual?
Questions and answers