Bowflex Series 3 Service Manual
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Bowflex Series 3 Service Manual

Treadmill
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®
®
Bowflex
Series 3, 5 & 7 Treadmill
®

Service Manual

Nautilus
Bowflex
Schwinn
Fitness
Universal
®
®
®
®
001-7100-082510C

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Summary of Contents for Bowflex Series 3

  • Page 1: Important Safety Warnings

    ® ® Bowflex Series 3, 5 & 7 Treadmill ® Service Manual Nautilus Bowflex Schwinn Fitness Universal ® ® ® ® 001-7100-082510C...

  • Page 2: Table Of Contents

    Important -- Please Read If you are a consumer and require technical support to resolve a problem with your Bowflex 3, 5 or 7 Series ® Treadmill, please call Nautilus Customer Service at 800-605-3369 (USA) or +01-360-859-5180 (International). Voltages inside the Bowflex 3, 5 or 7 Series Treadmill are dangerous.

  • Page 3: Important Safety Instructions

    Nautilus, Inc., (800) NAUTILUS / (800) 628-8458, www.NautilusInc.com - Customer Service: North America (800) 605-3369 | Outside the US +01-360-859-5180 | ©2010. Nautilus, Inc. All rights reserved. Nautilus, Inc. (www.NautilusInc.com) trademarks include NAUTILUS®, BOWFLEX®, SCHWINN® and UNIVERSAL® and respective logos. Other trademarks are the property of their respective owners.
  • Page 4 Important Safety Instructions Safety Warning Labels and Serial Number Serial Number location Label 1 Serial Label 2 Number Motor Cover Label 1: "Failure to follow these safeguards may result in serious injury or health problems. 1. Remove control key when not in use and store out of reach of children. 2.

  • Page 5: Emergency Stop Procedures

    Important Safety Instructions Emergency Stop Procedures Your treadmill comes equipped with a SAFETY KEY that can protect you from serious injury. The safety key uses a magnetic key to hold it in the proper position. Insert the safety key fully into the safety keyhole. ALWAYS CLIP THE SAFETY KEY CLIP TO YOUR CLOTHING DURING YOUR WORKOUT.

  • Page 6: Treadmill Specifications

    Unfolding the treadmill: Squeeze the release mechanism down and gently lower the deck until it sits on level ground. Do not use the uprights, arms, or console to lift or move the Bowflex Treadmill. Doing so causes physical ® injury to you, and can cause damage or destroy the Bowflex Treadmill.
  • Page 7 Specifications The dimensions and general specifications for the Bowflex 3, 5, or 7 Series Treadmill include: ® Product Weight Series 3 298 lbs. / 135 kg Series 5 298 lbs. / 135 kg Series 7 298 lbs. / 135 kg...

  • Page 8: Electrical Layout

    Electrical Layout 1. Top Black cable (speed sensor) Lights next to Middle Red wire 2. Middle Red wire (up elevation) 1. Left (elevation up) 3. Middle Black wire (down elevation) 2. Right (elevation down) 4. Middle White wire (elevation Com) 5.

  • Page 9: Common Service Procedures

    2. Stand on the side foot support platforms or rubber floor mat. DO NOT STAND ON THE WALKING BELTS. 3. Insert the Safety Key. Note: The Bowflex Treadmill does not power up ® if the Safety Key is not fully inserted into the safety keyhole.

  • Page 10: Walking Belt Tension

    Common Service Procedures Walking Belt Tension The walking belt tends to stretch slightly with use, thus it may need to be tightened. If the walking belt is too loose, the belt may stop during operation (running or walking). DO NOT OVERTIGHTEN BELT. Too much tension on the belt causes unnecessary friction and wears the belt, motor, rollers and electronics.

  • Page 11: Troubleshooting Procedures

    Troubleshooting Procedures General Power Source and Electrical Plug Set Up Plug the treadmill into its dedicated outlet. If possible, use a surge protector. Treadmill does not operate correctly on a GFI basement or garage outlet. No Power to the Unit 1.

  • Page 12: Console Error Codes

    Troubleshooting Procedures Console Error Codes ENGINEERING MODE 1. “rdir”: This error code means elevation direction is reversed. Refer to elevation problems section. To enter Engineering Mode: Press and hold down the enter and power keys until “CAL” shows in the upper right 2.
  • Page 13 Troubleshooting Procedures 3. Press the enter key once. After a slight delay, a beep sounds and “CAL” appears in the upper right window. 4. Press the start key. The system enters the auto calibration mode. 5. Press the start/stop key to pause auto calibration. 6.

  • Page 14: Elevation Problems

    Troubleshooting Procedures Elevation Problems If you have elevation problems, follow these steps to diag- nose and repair the problem(s): 1. Calibrate the unit. Calibration will correct the problem or diagnose the cause. While the unit is in calibration, the potentiometer reading should decrease when going up and increase while going down.

  • Page 15: Replacing Parts

    Replacing Parts Walking Belt Replacement Troubleshooting Symptom: Cracked rubber on walking belt. User feels static electricity or small shocks while running or walking. Disconnect all power and allow to sit for 5 min. before you service this machine Set the hardware safely aside as you disassemble Note: components.
  • Page 16 Replacing Parts Walking Belt Replacement (cont.) Motor Tension Bolt 3. Loosen the motor mounts. Release motor belt tension by loosening the motor tension bolt. (See Figure 3.) Motor Mounts Figure 3 4. Remove motor drive belt from the motor pulley (Figure 4).
  • Page 17 Replacing Parts Walking Belt Replacement (cont.) 5. Remove the rear roller adjustment screws (Figure 5). You must loosen the screws equally to prevent binding. 6. Remove rear roller. Figure 5 7. Remove front roller bolts from the front roller axle (Figure 6).
  • Page 18 Replacing Parts Walking Belt Replacement (cont.) 10. Remove rear wheels from their brackets. 11. Carefully peel back the side decal and remove hardware as shown (Figure 7). Remove the plastic bottom cover. Figure 7 12. Remove 4 nuts from below the deck (Figure 8). 13.
  • Page 19 Replacing Parts Walking Belt Replacement (cont.) 15. Carefully remove the 4 plastic spacers between the deck and frame mounts (Figure 9). Set aside for reinstallation. Figure 9 16. Lift and tilt the deck with belt from the frame, and remove the old belt. (See Figure 10.) 17.
  • Page 20 Replacing Parts Walking Belt Replacement (cont.) 18. Reverse the operation to install the replacement belt and assemble the treadmill. When you install the roller bolts into the front Note: and rear roller axles (see Steps 7 and 5), it may be easier if you use a tool to align the bolt holes on one side (Figure 11) while you install the other side.
  • Page 21 Replacing Parts Replacing the Upper Console Please refer to the Assembly Manual. Service Manual...
  • Page 22 Nautilus Bowflex Schwinn Fitness Universal ® ® ® ®...

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Series 7Series 5

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