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Troubleshooting
Related Manuals for Schwinn 426
Summary of Contents for Schwinn 426
- Page 1 Do not print this page...
- Page 2 ©2006. Nautilus, Inc. All Rights Reserved. Schwinn is a registered trademark. Nautilus, Inc., World Headquarters, 16400 SE Nautilus Dr., Vancouver, WA 98683...
- Page 3 SCHWINN RETAIL ELLIPTICALS Service Manual This manual applies to the following models: 430 431 SERVICE MANUAL PN 001-6987 REV B (03/07)
- Page 4 Table of Contents Reading the Serial Number ..........2 Troubleshooting ..............3 Important Contact Numbers ..........16...
- Page 5 SChwinn EllipTiCal SErial nuMbErS The serial number can be located on the underside of the machine base. The below instructions show how to decode the information contained in the serial number: Serial Number Scheme as Follows: AAAAAA: KIT NUMBER MODEL...
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Page 6: Basic Troubleshooting
baSiC TroublEShooTing 1. problem: no display/partial display/unit will not turn on Solution: A. Make sure the unit is plugged into a functioning wall outlet. B. Check the power connection at the front of the unit. Connection should be secure and undamaged. Replace the unit adapter or connection if either are damaged. - Page 7 baSiC TroublEShooTing 2. problem: unit operates but Contact hr not displayed Solution: note: Sensors may have difficulty with dried out or calloused hands. A conductive electrode cream such as “Signa Crème” or “Buh-Bump” can help make better conduct. These are available on the Web or at medical or some larger fitness stores.
- Page 8 baSiC TroublEShooTing 3. problem: unit operates but Telemetric hr not displayed Solution: A. Check for interference. Try moving the unit away from sources of interference (TV, Microwave, etc.). If interference is eliminated and HR still does not function, replace the strap. If the problem persists, replace the console.
- Page 9 baSiC TroublEShooTing 5. problem: no speed/rpM reading Solution: A. Check data cable integrity. All wires in the cable should be intact. If any are crimped or cut, replace the cable. B. Check data cable connections/orientation. Insure the cable is connected securely and oriented properly. The small latch on connector should line up and snap into place.
- Page 10 baSiC TroublEShooTing 6. problem: Console shuts off (enters sleep mode) while in use Solution: A. Check data cable integrity. All cable wires should be intact. If any are crimped or cut, replace the cable. B. Check data cable connections/orientation. Insure the cable is connected securely and oriented properly.
- Page 11 baSiC TroublEShooTing 7. problem: Fan (if equipped) will not turn on or will not turn off Solution: A. Check data cable integrity. All wires in the cable should be intact. If any are crimped or cut, replace the cable. B. Check data cable connections/orientation. Insure the cable is connected securely and oriented properly.
- Page 12 baSiC TroublEShooTing 8. problem: unit rocks/does not sit level Solution: A. Check leveler adjustment. Leveling feet may be turned in or out to level the elliptical. B. Check surface under unit. Adjustment may not be able to compensate for extremely uneven surfaces. Move the elliptical to a level area.
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Page 13: Advanced Troubleshooting
advanCEd TroublEShooTing a1. problem: no display/unit will not turn on Solution: A. Check A/C adapter (assumes electrical outlet is OK). Use a volt meter to check the voltage output from the adapter. With the positive lead on the inside of the connector and negative lead on the outside, voltage should be within 9-14VDC. - Page 14 advanCEd TroublEShooTing C. Check upper wiring harness (assumes A/C adapter is OK, and no voltage is present at the end of the upper wiring harness). Remove the console mast and disconnect the upper wiring harness from the lower wiring harness. Test the output voltage at the lower harness using pins 1 and 3, as above.
- Page 15 advanCEd TroublEShooTing a2. problem: resistance does not change (assumes unit powers up and otherwise functions normally) Solution: A. Check computer wire connections and continuity. Replace any damaged wires. If wire is OK, check servo motor. B. Check servo motor (requires shroud removal; see Advanced Troubleshooting, A6).
- Page 16 advanCEd TroublEShooTing a3. problem: drive train click/tick noise once per full crank revolution Solution: A. Check crank/pulley assembly. Disconnect left and right foot assemblies and rotate the crank. If sound persists, replace the crank/pulley assembly. If sound does not come from rotating crank, check the foot assemblies and the upper/lower handlebars.
- Page 17 advanCEd TroublEShooTing a4. problem: noise multiple times per revolution or once per 1.5 revo- lution. Solution: A. Check belt. Remove shrouds (see A6). Visually inspect the belt for irregularity while slowly rotating the pedals. Replace the belt if damaged. B. Check tensioner spring, pulley. Check that the belt tensioner spring is in place and functional.
- Page 18 advanCEd TroublEShooTing a5. problem: Certain pivots may make a squeaking noise while the machine is in use, and while addressing the problem, the user tightens the pivots too tight. Solution: Refer to Figures B and C to locate the four pivots (two on each side of the machine).
- Page 19 advanCEd TroublEShooTing a6. problem: Something wrong with the motor, flywheel, rpM sensor, or other internal components Solution: Access motor, flywheel, RPM sensor, or other internal components. - First, remove shrouds (Figure D): remove Phillips head screws securing right and left shrouds. - As needed, remove either right or left crank, or both, using a crank puller to...
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Page 20: Important Contact Numbers
iMporTanT ConTaCT nuMbErS If you need assistance, please have both the serial number of your machine and the date of purchase available when you contact the appropriate Nautilus office listed below. OFFICES IN THE UNITEd STATES: INTERNATIONAL OFFICES: E-mail: cstech@nautilus.com For technical assistance and a list of distributors in your area, please call or fax •...