Precor EFX546 Manual de Serviço

C546 Elliptical Fitness CrosstrainerlPage 1C546 Elliptical Fitness CrosstrainerWarning: This service manual is for use by Precor trained service provi

C546 Elliptical Fitness CrosstrainerPage 1011. If the left display window column illuminates appropriately as each key is pressed...THEN... OTHERWISE.

C546 Elliptical Fitness CrosstrainerPage 100Procedure 7.26 - Replacing a Handlebar1. Set the on/off switch in the “off” position, then unplug the powe

C546 Elliptical Fitness CrosstrainerlPage 101Procedure 7.27 - Replacing the Center Handrail Frame Tube (version 1, 2))1. Set the on/off switch in the

C546 Elliptical Fitness CrosstrainerPage 102Diagram 7.23 - Center Handrail Frame TubeInterconnectCableCenter HandrailFrame TubePin

C546 Elliptical Fitness CrosstrainerlPage 10312. Carefully feed the interconnect cable out of the center handrail frame tube.13. Hold the replacement

C546 Elliptical Fitness CrosstrainerPage 10421. Repeat steps 19 and 20 for the other handrail.22. Check the operation of the EFX as described in Sect

C546 Elliptical Fitness CrosstrainerlPage 105Procedure 7.28 - Replacing the Stub Tensioner1. Set the on/off switch in the “off” position, then unplug

C546 Elliptical Fitness CrosstrainerPage 1065. Remove the stub tensioner mounting nut and remove the stub tensioner from the drive unit.6. Loosely mou

C546 Elliptical Fitness CrosstrainerlPage 107Procedure 7.29 - Replacing a Power Entry Module (version 2,3 units manufactured after 10-15-2

C546 Elliptical Fitness CrosstrainerPage 1087. Set the replacement power entry module at it’s mounting position, secure the power entry module with th

C546 Elliptical Fitness CrosstrainerlPage 109Procedure 7.30 - Replacing a Power Entry Module Fuse (version 2,3 units manufactured after 10-15-2000)

C546 Elliptical Fitness CrosstrainerlPage 11Procedure 3.3 - Accessing the Diagnostic Program (version 2,3)The EFX diagnostic software cycles thro

C546 Elliptical Fitness CrosstrainerPage 1107. Insert the A.C. line cord in the power entry module and the A.C. outlet.8. Set the on/off switch in the

C546 Elliptical Fitness CrosstrainerlPage 111Wiring Diagram 8.1 - C546 120 Vac ((version 1)

C546 Elliptical Fitness CrosstrainerPage 112Block Diagram 8.2 - C546 120 Vac (version 1))

C546 Elliptical Fitness CrosstrainerlPage 113Wiring Diagram 8.3 - C546 240 Vac (version 1)AC LineFilterStep-DownTransformerBLBLBLBLBLBRBRBRBRBRJ3

C546 Elliptical Fitness CrosstrainerPage 114Block Diagram 8.4 - C546 240 Vac (version 1)

C546 Elliptical Fitness CrosstrainerlPage 115Wiring Diagram 8.5 - C546 120 Vac (version 2, 3)Power EntryModuleBR BLGNDABCDBRBLGBLUnits manufactured be

C546 Elliptical Fitness CrosstrainerPage 116Block Diagram 8.6 - C546 120 Vac (version 2, 3)

C546 Elliptical Fitness CrosstrainerlPage 117Wiring Diagram 8.7 - C546 240 Vac (version 2, 3)BLUnits manufactured before 10-16-2000BRBLPower EntryModu

C546 Elliptical Fitness CrosstrainerPage 118Block Diagram 8.8 - C546 240 Vac (version 2, 3)

C546 Elliptical Fitness CrosstrainerPage 12Diagram 3.1 - C546 Display12. The message LIFT TEST will be displayed. 13. The display will read INCLINE fo

C546 Elliptical Fitness CrosstrainerlPage 13Procedure 3.4 - Displaying the Odometer (version 1)Procedure1. Plug the power cord into the wall outlet, t

C546 Elliptical Fitness CrosstrainerPage 144. Press ENTER, the software version and part number of the PROM will be displayed.Note:If you cannot deter

C546 Elliptical Fitness CrosstrainerlPage 15Procedure 3.5 - Displaying the Odometer (version 2,3)Procedure1. Plug the power cord into the wall outlet,

C546 Elliptical Fitness CrosstrainerPage 16Procedure 3.6 - Club Settings (version 1)1. Enter the club settings by pressing keys RESET,5,6,5,1,5,6,5, s

C546 Elliptical Fitness CrosstrainerlPage 17Procedure 3.7 - Club Settings (version 2,3)1. Enter the club settings by pressing keys RESET,5,6,5,1,5,6,5

C546 Elliptical Fitness CrosstrainerPage 18Procedure 3.8 - Documenting Software ProblemsWhen a problem is found with either the software or upper or l

C546 Elliptical Fitness CrosstrainerlPage 19Section Four - Checking EFX 546 OperationThis section provides you with a quick method of checking EFX ope

C546 Elliptical Fitness CrosstrainerPage 2Section One - Things You Should KnowC546 Serial Codes and Manufacturing DatesThe C546 has been manufactured

C546 Elliptical Fitness CrosstrainerPage 2014. If the ramp system of the EFX 546 does not operate properly, troubleshoot per Procedure 6.5.15. Turn of

C546 Elliptical Fitness CrosstrainerlPage 21Procedure 5.1 - Measuring the Resistance of an Eddy Current MagnetCautionRemove power from the EFX before

C546 Elliptical Fitness CrosstrainerPage 22Procedure 5.2 - Calibrating the Lift Motor (version 1,2)1. In order to correctly calibrate the lift the uni

C546 Elliptical Fitness CrosstrainerlPage 237. If the unit is equipped with software version 1.13 or less, continue with step 7. If the software versi

C546 Elliptical Fitness CrosstrainerPage 24Procedure 5.3 - Calibrating the Lift Motor (version 3)1. In order to calibrate the lift motor, it is necess

C546 Elliptical Fitness CrosstrainerlPage 25manner. Exiting the diagnostic program will cause the lift to self center and invalidate the lift calibrat

C546 Elliptical Fitness CrosstrainerPage 26Procedure 5.4 - Inspecting and Adjusting Belt Alignment and TensionProcedure1. Set the on/off switch in the

C546 Elliptical Fitness CrosstrainerlPage 2713. Belt tension must now be checked and if necessary corrected. Remember, if it is necessary to change th

C546 Elliptical Fitness CrosstrainerPage 28Diagram 5.5 - Measuring Belt tension16. If the locking tabs on the right and left tension bolts have not be

C546 Elliptical Fitness CrosstrainerlPage 2921. Using your finger, press in on the center of the lower span of the input belt. Compare the pressure re

C546 Elliptical Fitness CrosstrainerlPage 3• A pinching hazard exists when the unit is operated by turning the crankarms by hand. It is possible to se

C546 Elliptical Fitness CrosstrainerPage 30Procedure 6.1 - Troubleshooting the Lower and Upper Interconnect CablesAnti-static kits can be ordered from

C546 Elliptical Fitness CrosstrainerlPage 31interconnect cable is bad. Install a new interconnect cable per Procedure 7.7. If the unit does not operat

C546 Elliptical Fitness CrosstrainerPage 3229. If the unit operated correctly when the new interconnect cable was installed, the original interconnect

C546 Elliptical Fitness CrosstrainerlPage 3346. Replace the lower PCA shield.47. Replace the rear cover.48. Replace the interconnect cable cover.49. C

C546 Elliptical Fitness CrosstrainerPage 34Procedure 6.2 - Troubleshooting the Keypad and Upper PCA (version 1)If the function keys on the electronic

C546 Elliptical Fitness CrosstrainerlPage 354. Set the voltmeter to a range that will conveniently read +6 Vdc.5. Set the circuit breaker in the “on”

C546 Elliptical Fitness CrosstrainerPage 3613. Position the display enclosure on the display plate. Install the screws that secure the display enclosu

C546 Elliptical Fitness CrosstrainerlPage 37Procedure 6.3 - Troubleshooting the Keypad and Upper PCA (version 2,3)If the function keys on the electron

C546 Elliptical Fitness CrosstrainerPage 38Diagram 6.2 - Upper PCA & Keypad8. Set the on/off switch in the “on” position. 9. If a “key depressed”

C546 Elliptical Fitness CrosstrainerlPage 39Procedure 6.4 - Troubleshooting the Speed SensorCircuit DescriptionThe speed sensor is a hall effect senso

C546 Elliptical Fitness CrosstrainerPage 4• Visually check the EFX before beginning service or maintenance operations. If it is not completely assembl

C546 Elliptical Fitness CrosstrainerPage 406. Repeat the measurement in step 5 at terminals 1 and 2 of J8 on the lower PCA. If the voltage is missing

C546 Elliptical Fitness CrosstrainerlPage 41Procedure 6.5 - Troubleshooting the Lift SystemNote:The lift motor is disabled when the EFX is not being u

C546 Elliptical Fitness CrosstrainerPage 426. If you have performed all of the above tests and the lift system is still not functioning, call Precor

C546 Elliptical Fitness CrosstrainerlPage 43Procedure 6.6 - Troubleshooting the Eddy Current SystemNote:If the control circuit does not see an output

C546 Elliptical Fitness CrosstrainerPage 449. If the voltage is still significantly high or low, there are three parts that could cause the problem. T

C546 Elliptical Fitness CrosstrainerlPage 45Procedure 6.7 - Upper Display does not Illuminate (version 1)1. Set the on/off switch in the

C546 Elliptical Fitness CrosstrainerPage 4617. Set the on/off switch in the “on” position. Repeat step 15. If the reading is still significantly low,

C546 Elliptical Fitness CrosstrainerlPage 47Procedure 6.8 - Upper Display does not Illuminate (version 2,3)1. Set the on/off switch i

C546 Elliptical Fitness CrosstrainerPage 4817. If the reading in step 15 is good, skip to step 18. If the reading in step 15 is significantly low, set

C546 Elliptical Fitness CrosstrainerlPage 49Procedure 6.9 - Troubleshooting Hand Held Heart RateCircuit DescriptionThe hand held heart rate system is

C546 Elliptical Fitness CrosstrainerlPage 5Section Two - Preventive MaintenancePreventive maintenance measures are either scheduled or unscheduled. Sc

C546 Elliptical Fitness CrosstrainerPage 503. Set the on/off switch in the “off” position and remove the display housing.4. Verify the internal chest

C546 Elliptical Fitness CrosstrainerlPage 5115. Set the on/off switch in the “off” position. Refer to Diagram 6.3 for the following measurements. With

C546 Elliptical Fitness CrosstrainerPage 5225. Set the on/off switch in the “off” position, and remove the spare jumper from J14 of the heart rate PCA

C546 Elliptical Fitness CrosstrainerlPage 53Procedure 7.1 - Replacing the Front or Rear CoversProcedure1. Set the on/off switch in the “off” position,

C546 Elliptical Fitness CrosstrainerPage 548. Remove the cover by sliding it between the frame uprights.9. When maintenance operations are complete, s

C546 Elliptical Fitness CrosstrainerlPage 55section to the front cover section.

C546 Elliptical Fitness CrosstrainerPage 5618. If you are removing the front cover section, the right, left and top cover sections must be removed fir

C546 Elliptical Fitness CrosstrainerlPage 57Removing and Replacing the Front Cover (version 3)24. Remove the four lower front cover mounting screws (t

C546 Elliptical Fitness CrosstrainerPage 58Procedure 7.2 - Replacing the Display Enclosure or Upper PCA (version 1)Anti-static kits (part nu

C546 Elliptical Fitness CrosstrainerlPage 59Diagram 7.4 - Upper Handlebar Assembly10. Reposition the upper PCA at its mounting location on the display

C546 Elliptical Fitness CrosstrainerPage 6Quarterly Maintenance1. Remove front and rear covers.2. Clean and lubricate the lift motor drive screw with

C546 Elliptical Fitness CrosstrainerPage 60Procedure 7.3 - Replacing the Display Enclosure or Upper PCA (version 2,3)Anti-static kits (part

C546 Elliptical Fitness CrosstrainerlPage 61Diagram 7.5 - Display Housing Front Panel, Rear View8. Position the upper PCA at its mounting location on

C546 Elliptical Fitness CrosstrainerPage 62Procedure 7.4 - Replacing the PROMAnti-static kits (part number 20024-101) can be ordered from Precor.1. Th

C546 Elliptical Fitness CrosstrainerlPage 63Procedure 7.5 - Replacing the Lower PCA (version 1)Removing the Lower PCA 1. Set the on/off switch in the

C546 Elliptical Fitness CrosstrainerPage 64Replacing the Lower PCA 7. Position the replacement lower PCA at its mounting position.8. Install the screw

C546 Elliptical Fitness CrosstrainerlPage 65Procedure 7.6 - Replacing the Lower PCA (version 2,3)Removing the Lower PCA 1. Set the on/off switch in th

C546 Elliptical Fitness CrosstrainerPage 66Replacing the Lower PCA 7. Position the replacement lower PCA at its mounting position.8. Install the screw

C546 Elliptical Fitness CrosstrainerlPage 67Procedure 7.7 - Replacing the Lower and/or Upper Interconnect CablesBefore you install a new interconnect

C546 Elliptical Fitness CrosstrainerPage 686. Two cables are in the main frame tube. The lift motor cable and the interconnect cable(s). Locate the in

C546 Elliptical Fitness CrosstrainerlPage 69Version 1 units manufactured after Feb. 7, 199920. Remove the display housing per Procedure 7.3. Remove th

C546 Elliptical Fitness CrosstrainerlPage 7 Procedure 3.1 - Software Access CodesThe C546 uses the standard access codes to provide access to the vari

C546 Elliptical Fitness CrosstrainerPage 7037. Carefully, rotate the center handrail mounting tube back into it’s mounting position.38. Set the two h

C546 Elliptical Fitness CrosstrainerlPage 71Procedure 7.8 - Replacing the Power Entry Module (version 1,2 units manufactured before 10-16-2

C546 Elliptical Fitness CrosstrainerPage 726. Note the orientation of the power entry module. The new module must be positioned with the same orientat

C546 Elliptical Fitness CrosstrainerlPage 73Procedure 7.9 - Replacing the Line Filter (version 1,2 units manufactured

C546 Elliptical Fitness CrosstrainerPage 74Procedure 7.10 - Replacing the ON/OFF Switch (version 1,2 units manufactured before 10-1

C546 Elliptical Fitness CrosstrainerlPage 75Procedure 7.11 - Replacing the Lift MotorRemoving the Lift MotorNote: This procedure references The versio

C546 Elliptical Fitness CrosstrainerPage 763. Unthread the ramp end cap or lift yoke from the lift motor drive screw. On version 1,2 units, unthread a

C546 Elliptical Fitness CrosstrainerlPage 779. Set the on/off switch in the “off” position. Do not exit the diagnostic program in the normal manner. E

C546 Elliptical Fitness CrosstrainerPage 78Procedure 7.12 - Replacing a Crankarm AssemblyRemoving a Crankarm Assembly1. Set the on/off switch in the “

C546 Elliptical Fitness CrosstrainerlPage 796. The crankarm removed from the right hand side has a magnet in a recess on the lower backside of the cra

C546 Elliptical Fitness CrosstrainerPage 8Procedure 3.2 - Accessing the Diagnostic Program (version 1)The EFX diagnostic software cycles through th

C546 Elliptical Fitness CrosstrainerPage 80Procedure 7.13 - Replacing a Pillow Block Bearing1. Current production of C546’s utilize an assembly that c

C546 Elliptical Fitness CrosstrainerlPage 81Procedure 7.14 - Replacing the Eddy Current Disk Assembly1. Current production of C546’s utilize an assemb

C546 Elliptical Fitness CrosstrainerPage 82Procedure 7.15 - Replacing the Input Pulley Belt1. Set the on/off switch in the “off” position, then unplug

C546 Elliptical Fitness CrosstrainerlPage 83Procedure 7.16 - Replacing the Step-Up Pulley Belt1. Set the on/off switch in the “off” position, then unp

C546 Elliptical Fitness CrosstrainerPage 84Procedure 7.17 - Replacing the Input Drive Assembly1. Set the on/off switch in the “off” position, then unp

C546 Elliptical Fitness CrosstrainerlPage 859. Remove the input drive assembly. Slide both belts off of the ends of the input drive assembly.10. Hold

C546 Elliptical Fitness CrosstrainerPage 8616. If the drive units was moved in step 15, re-check the drive belt alignment and tensioning per Procedure

C546 Elliptical Fitness CrosstrainerlPage 87Procedure 7.18 - Replacing the Step-Up Pulley Assembly1. Set the on/off switch in the “off” position, then

C546 Elliptical Fitness CrosstrainerPage 88Procedure 7.19 - Replacing the Speed Sensor AssemblyRemoving the Speed Sensor Assembly1. Set the on off/off

C546 Elliptical Fitness CrosstrainerlPage 897. Replace mounting nut that secures the speed sensor to the frame.8. Reconnect the speed sensor cable to

C546 Elliptical Fitness CrosstrainerlPage 9Diagram 3.1 - C546 Display7. Press ENTER, then release. 8. With HArt displayed in the right display window,

C546 Elliptical Fitness CrosstrainerPage 90Procedure 7.20 - Replacing the Eddy Current Magnet AssemblyRemoving the Magnet Assembly1. Set the on/off sw

C546 Elliptical Fitness CrosstrainerlPage 917. Check that the eddy current disk is centered between the “legs” of the eddy current magnet. If not, loo

C546 Elliptical Fitness CrosstrainerPage 92Procedure 7.21 - Replacing a Stairarm Pivot Block1. The stairarm pivot has been made an integral part of th

C546 Elliptical Fitness CrosstrainerlPage 93Procedure 7.22 - Replacing a Wheel AssemblyProcedure1. Set the on/off switch in the “off” position, then u

C546 Elliptical Fitness CrosstrainerPage 947. Plug the power cord into the wall outlet, set the on/off switch in the “on” position and thoroughly test

C546 Elliptical Fitness CrosstrainerlPage 95Procedure 7.23 - Replacing a Stairarm Pedal1. Set the on/off switch in the “off” position, then unplug the

C546 Elliptical Fitness CrosstrainerPage 96Procedure 7.24 - Replacing a Stairarm1. Set the on/off switch in the “off” position, then unplug the power

C546 Elliptical Fitness CrosstrainerlPage 97Procedure 7.25 - Replacing All or Part of a Ramp AssemblyProcedure1. Set the on/off switch in the “off” po

C546 Elliptical Fitness CrosstrainerPage 987. If you are only replacing a ramp pivot block(s), skip to step 11.8. If you are replacing a ramp base, re

C546 Elliptical Fitness CrosstrainerlPage 9912. Slide the ramp assembly onto it’s frame pin. Slide the remaining ramp pivot block onto other frame pin