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C534i Elliptical Fitness Crosstrainer Warning: This service manual is for use by Precor trained service providers only. If you are not a Precor Trained Servicer, you must not attempt to service any Precor Prod- uct; Call your dealer for service.
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C534i Elliptical Fitness Crosstrainer Unauthorized Reproduction and Distribution Prohibited By Law Page 2...
Right, Left, Front, and Back Conventions In this manual, right, left, front, and back are from the perspective of a user standing on the EFX C534i, facing the display enclosure. Warning and Caution Statements and General Safety Guidelines Warning statements indicate a particularly dangerous activity. Warning statements you will find in this manual include: •...
C534i Elliptical Fitness Crosstrainer • Do not use accessory attachments that are not recommended by the manufacturer-such attachments might cause injuries. General Information For the latest exploded view, part number and part pricing information, visit the Precor dealer website at “www.precor.com/connection”. Page 4...
C534i Elliptical Fitness Crosstrainer Required Tools and Equipment The following list is a summary of the tools and equipment required when you service Precor’s EFX. TOOLS EQUIPMENT phillips and flat-head screwdrivers anti-static wrist strap digital multimeter standard and metric allen wrench sets...
Note: Use the RESET key and the ten key keypad to enter the access code. Access the diagnostic program by pressing, keys RESET,5,1,7,6,5,7,6,1, sequentially. Diagram 2.1 - C534i Display OK Key Arrow Keys Cancel Key Page 6...
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C534i Elliptical Fitness Crosstrainer The test name HARDWARE VALIDATION will scroll once across the display. The test name “DISPLAY” will be displayed. Press the OK key to enter the display test or an key to proceed to a different test.
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C534i Elliptical Fitness Crosstrainer 19. Press the CANCEL key to proceed to the Battery test. 20. The test name “BATTERY” will be displayed. Press the OK key to enter the Battery test or key to proceed to a different test.
Procedure 2.2 - Accessing the Information Display Procedure This is a self powered unit, to power the EFX it must be pedaled or the external power supply must be equipped. With the PRECOR EFX banner displayed, press keys RESET,6,5, sequentially. Diagnostics Test Odometer Hour meter...
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C534i Elliptical Fitness Crosstrainer 14. The display name “METRICS BOARD SW PART NUMBER” will be displayed, press the OK key, the metrics board software part number will be displayed. 15. Press the CANCEL key to proceed to the serial number display.
Procedure This is a self powered unit, to power the EFX it must be pedaled or the external power supply must be equipped. With the PRECOR EFX banner displayed, press keys RESET,5,6,5,1,5,6,5 sequentially. Diagnostics Test Select Language Select Units Set Max.
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C534i Elliptical Fitness Crosstrainer 13. Press the Cancel key to save the currently displayed selection and exit the set max workout time display. 14. The display name “SET MAX PAUSE TIME” will be displayed, press the OK key to proceed to the set max pause time display or an key to proceed to a different display.
Problem-related information (such as how far into the program the problem occurred, the work level being used when the problem occurred, etc.). • The frequency of occurrence. Contact Precor technical support at 800-347-4404 to receive a return tag. Page 13...
This procedure is for Precor products manufactured with upper pca's that utilize flash memory rather than a firmware chip for software storage. Call Precor technical support at 800-347-4404 if you are usure of the type of software storage in the unit being serviced.
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Entering the serial number into the upper board of the Experience Line equipment, or other upper pca's, requires downloading and installing the latest version of the WinCSAFE software from the Precor Connection Website. Once the software is installed, follow these steps. Click on the WinCSAFE 2.0 icon to open the program.
Regular Preventive Maintenance (Owner) Cleanliness of the EFX and its operating environment will keep maintenance problems and ser- vice calls to a minimum. Precor recommends that you perform the following preventive mainte- nance schedule. At the End of Each Day Wipe down the stairarms, ramps, wheels and frame with a damp cloth.
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This section provides you with a quick method of checking EFX operation. Check the operation of the EFX at the end of most maintenance procedures. Procedure Start striding on the C534i or plug the optional external power supply (when available) into the EFX and the AC outlet. Press QUICK START.
C534i Elliptical Fitness Crosstrainer Procedure 5.1 - Measuring the Resistance of a Generator Caution If a external power supply is connected to the EFX, disconnect the external power supply from the EFX before continuing with this procedure. Procedure Remove the access cover, top cover, left and right side covers. See Procedure 7.1.
C534i Elliptical Fitness Crosstrainer Procedure 5.2 - Inspecting and Adjusting Belt Tension Procedure Remove the access cover, top cover, left and right side covers. See Procedure 7.1. WARNING Before continuing with this procedure, review the Warning and Caution statements listed in Sec- tion One, Things You Should Know.
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C534i Elliptical Fitness Crosstrainer The belt gauge should read approximately 160 lbs. If the belt tension is significantly high or low the belt tension may be adjusted using the adjustment bolts shown in Diagram 5.2. To adjust the belt tension first straighten the locking tabs on both bolts. When adjusting the tension, turn both bolts equal amounts.
C534i Elliptical Fitness Crosstrainer Procedure 6.1 - Troubleshooting the Lower and Upper Data Cable Typical symptoms associated with a defective data cable are either an error 30 or no power to the upper PCA. This procedure requires that you have a known good upper data cable, lower data cable and mid-point connector.
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C534i Elliptical Fitness Crosstrainer If the lower data cable corrects the problem, replace the cable per Procedure 7.4. If the lower data cable does not correct the problem, re-connect the original lower data cable to the lower PCA and mid-point connector and continue with step 10.
C534i Elliptical Fitness Crosstrainer Procedure 6.2 - Troubleshooting the Keypad and Upper PCA If the function keys on the electronic console are unresponsive, the problem may be either the upper PCA or keypad. Procedure WARNING Before continuing with this procedure, review the Warning and Caution statements listed in Sec- tion One.
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C534i Elliptical Fitness Crosstrainer Set the display back in its mounting position and reconnect the data cable. Set the on/off switch in the “on” position. If a “STUCK KEY” message is immediately displayed when the EFX is powered up, replace the upper PCA.
C534i Elliptical Fitness Crosstrainer Procedure 6.3 - Upper Display does not Illuminate Because this is a self powered unit, the display will not illuminate until the EFX is used or the optional external power supply is equipped. If the optional external power supply is equipped, the display should be constantly illuminated.
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C534i Elliptical Fitness Crosstrainer Diagram 6.4 - Partial View of Lower PCA DGND, TP4 PROM +5D, TP13 DS1 LED J2 Connector 10. Troubleshoot the upper to lower PCA interconnect cables per Procedure 6.1. 11. If the upper to lower interconnect cables are found to be good, replace the upper PCA.
C534i Elliptical Fitness Crosstrainer Procedure 6.4 - Troubleshooting the Generator The generator performs three functions in the EFX. First, by controlling the amount of electrical load applied to the generator, the user’s pedalling resistance is controlled. Second, the generator is used to charge the EFX’s internal battery. Lastly, one of the generators six phase output wind- ings is monitored to determine when the unit is in use and when it is idle.
C534i Elliptical Fitness Crosstrainer Procedure 6.5 - Troubleshooting Hand Held Heart Rate Circuit Description The hand held heart rate system is actually a dual system, that is, it can accept a heart rate sig- nal from either the hand held heart rate contacts on the unit’s handlebar or from a Polar heart rate chest strap transmitter.
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C534i Elliptical Fitness Crosstrainer receive a heart rate reading within ten seconds. If a hand held signal is not being accepted, access the diagnostic program (Procedure 2.1). Advance to the heart rate display portion of the diagnostic program. Verify that a hand held...
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C534i Elliptical Fitness Crosstrainer 10. If 5 Vdc is not present, remove the output connector from the heart rate PCA. Measure between the pins 1 and 2 of the connector (just removed from the heart rate PCA) for 5 Vdc.
C534i Elliptical Fitness Crosstrainer Procedure 7.1 - Replacing or Removing a Rear Cover Section Warning: Care must be taken when work is being performed in the area of the stairarms. Pinch points exist between the stairarm and ramp and between the stairarm and crankarm, when the rear covers are removed.
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C534i Elliptical Fitness Crosstrainer Diagram 7.2 - Rear Cover assembly with the Access Panel Removed Snap Mounting Screw Remove the two screws that fasten the wedge cover to the frame and remove the wedge cover. See Diagram 7.3. Diagram 7.3 - Wedge Cover...
C534i Elliptical Fitness Crosstrainer Diagram 7.4 - Bottom and Front Cover Sections Front Cover Section Bottom Cover Section Front View Rear View Remove the four screws that fasten the bottom cover section to the frame. Unsnap the front cover section from the bottom cover section and remove the front and bottom cover sections.
C534i Elliptical Fitness Crosstrainer Procedure 7.2 - Replacing a Display Front Panel, Upper PCA, Heart Rate PCA or Metrics PCA Procedure The keyboard is part of the display housing front panel. If the keyboard is not functioning prop- erly, replace the display housing front panel.
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C534i Elliptical Fitness Crosstrainer Removing and replacing the HR PCA 13. The HR PCA is located on the rear of the display, see Diagram 6.2. 14. Disconnect the HR input and output cables from the HR PCA. 15. Remove the HR PCA by carefully unsnapping it from its mounts on the display.
C534i Elliptical Fitness Crosstrainer Procedure 7.3 - Replacing a Lower PCA Warning: Care must be taken when work is being performed in the area of the stairarms. Pinch points exist between the stairarm and ramp and between the stairarm and crankarm, when the rear covers are removed.
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C534i Elliptical Fitness Crosstrainer Procedure 7.4 - Replacing a Lower or Upper Data Cable Procedure Note: Before you install a new data cable, ensure that the data cable is defective. Refer to Pro- cedure 6.1. The upper data cable is connected to the upper PCA at the rear of the display, and is then routed down the left outrigger tube.
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C534i Elliptical Fitness Crosstrainer 12. Disconnect the data cable, from the frame, from the mid-point connector module. Disconnect the other end of the data cable from the lower PCA. 13. Tape the replacement lower data cable to the lower PCA end of the existing data cable.
C534i Elliptical Fitness Crosstrainer Procedure 7.5 - Replacing a Crankarm Assembly Warning: Care must be taken when work is being performed in the area of the stairarms. Pinch points exist between the stairarm and ramp and between the stairarm and crankarm, when the rear covers are removed.
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C534i Elliptical Fitness Crosstrainer Clean the crankarm mounting bolt threads and the input pulley shaft threads with an alcohol swab. Allow them to dry and apply blue loctite to the crankarm mounting bolt threads. Position the crankarm on the input pulley shaft. Thread and hand tighten the crankarm mounting bolt into the input pulley shaft.
C534i Elliptical Fitness Crosstrainer Procedure 7.6 - Replacing the Input Pulley Belt WARNING Before continuing with this procedure, review the Warning and Caution statements listed in Sec- tion One, Things You Should Know. Remove the access cover, top cover, left and right side rear covers per Procedure 7.1.
C534i Elliptical Fitness Crosstrainer Procedure 7.7 - Replacing the Generator Pulley Belt WARNING Before continuing with this procedure, review the Warning and Caution statements listed in Sec- tion One, Things You Should Know. Remove the left and right side rear covers per Procedure 7.1.
C534i Elliptical Fitness Crosstrainer Procedure 7.8 - Replacing the Input Pulley Assembly WARNING Before continuing with this procedure, review the Warning and Caution statements listed in Sec- tion One, Things You Should Know. Remove the left and right side rear covers per Procedure 7.1.
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C534i Elliptical Fitness Crosstrainer Replace the crankarms per Procedure 7.5. The crankarms must be parallel to the frame uprights. If necessary loosen the four drive unit mounting bolts, align the drive unit and torque the drive unit mounting bolts to 400 inch pounds.
C534i Elliptical Fitness Crosstrainer Procedure 7.9 - Replacing the Step-Up Pulley Assembly WARNING Before continuing with this procedure, review the Warning and Caution statements listed in Sec- tion One, Things You Should Know. Remove the left and right side rear covers per Procedure 7.1.
C534i Elliptical Fitness Crosstrainer Procedure 7.10 - Replacing a Generator WARNING When the unit is used, stairarms are in motion or the generator is rotated by any means, the gen- erator will produce potentially hazardous voltages even when the battery is disconnected.
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C534i Elliptical Fitness Crosstrainer Set the replacement generator at its mounting position. Remove the three generator mounting screws, the three bearing clamp screws and the bearing clamp. Lift the generator and place the drive belt around the generator’s pulley. Diagram 7.8 - Generator Mounting, Pulley Side Mounting Screws 10.
C534i Elliptical Fitness Crosstrainer Procedure 7.11 - Replacing a Battery Remove the access cover, top cover, left and right side covers per Procedure 7.1. Disconnect the red wire from the positive terminal of the battery and the black wire from the negative terminal of the battery.
C534i Elliptical Fitness Crosstrainer Procedure 7.12 - Replacing a Wheel Assembly Warning: Care must be taken when work is being performed in the area of the stairarms. Pinch points exist between the stairarm and ramp and between the stairarm and crankarm, when the rear covers are removed.
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C534i Elliptical Fitness Crosstrainer Roll the stairarm into the ramp channel from the rear of the ramp. Slide the stairarm pivot block onto the crankarm pin and replace the wave washer, flat washer and retaining ring removed in step 3.
Remove the two strips of double sided tape and replace them with two new strips of double sided foam tape, Precor part number 39874-101. Diagram 7.11 - Stairarm Pedal, Viewed from the Bottom of the Stairarm...
C534i Elliptical Fitness Crosstrainer Procedure 7.14 - Replacing a Stairarm Warning: Care must be taken when work is being performed in the area of the stairarms. Pinch points exist between the stairarm and ramp and between the stairarm and crankarm, when the rear covers are removed.
C534i Elliptical Fitness Crosstrainer Procedure 7.15 - Replacing a Ramp Assembly Warning: Care must be taken when work is being performed in the area of the stairarms. Pinch points exist between the stairarm and ramp and between the stairarm and crankarm, when the rear covers are removed.
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C534i Elliptical Fitness Crosstrainer Diagram 7.13 - Upper Ramp Mounting Upper Ramp Mounting Bolts Replace both stairarms per Procedure 7.13. Replace the left, right, top and access panel cover sections per Procedure 7.1. Page 55...
C534i Elliptical Fitness Crosstrainer Procedure 7.16 - Replacing a Moveable Handlebar Remove the bolt that fastens the forward end of the connecting link to the moveable handlebar. See Diagram 7.14 Diagram 7.14 - Moveable Handlebar, Lower End Connecting Link Moveable...
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C534i Elliptical Fitness Crosstrainer Remove the outrigger tube per Procedure 7.18. Using a 1/2 inch wrench on the moveable handlebar’s axle, unscrew and remove the moveable handlebar. See Diagram 7.16. Diagram 7.16 - Moveable Handlebar Moveable Handlebar Axle Set the replacement moveable handlebar in its mounting position. Carefully start hand threading the moveable handlebar to avoid cross threading and then tighten.
C534i Elliptical Fitness Crosstrainer Procedure 7.17 - Replacing a Front Cover Section It is only necessary to perform as much of this procedure as is required to access the cover being replaced. Grasp the upper front cover section and lift upwards to remove it. See Diagram 7.17 Diagram 7.17 - Front Covers...
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C534i Elliptical Fitness Crosstrainer The lower rear cover must be removed before the upper rear cover. Remove the two screws in the bottom of the lower rear cover. Slide the rear cover rearward and off of the EFX. See Diagram 7.19.
C534i Elliptical Fitness Crosstrainer Procedure 7.18 - Replacing an Outrigger Tube Remove the display bracket cover from the rear of the display. Carefully, lift the front of the EFX and place it on a temporary support, such as a block of wood.
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C534i Elliptical Fitness Crosstrainer If you are removing the right hand outrigger tube, skip to step 12. If you are removing the left hand outrigger tube, continue with step 7. Disconnect the data cable from the upper printed circuit board. If applicable. See Diagram 6.2.
C534i Elliptical Fitness Crosstrainer Procedure 7.19 - Replacing a Ramp Mounting Bracket Warning: Care must be taken when work is being performed in the area of the stairarms. Pinch points exist between the stairarm and ramp and between the stairarm and crankarm, when the rear covers are removed.
C534i Elliptical Fitness Crosstrainer Procedure 7.20 - Replacing the PROM The PROM and the associated printed circuit assembly (PCA) are static sensitive. Anti- static devices must be used and all anti-static precautions must be followed during this procedure. Remove the printed circuit assembly per its associated procedure.