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5.17i Elliptical Fitness Crosstrainer

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5.17i 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 Product;               

Call your dealer for service.

This document contains information required to perform the majority of troubleshooting, and 
replacement procedures required to repair and maintain this product. 

This document contains general product information, software diagnostic procedures (when 
available), preventative maintenance procedures, inspection and adjustment procedures, 
troubleshooting procedures, replacement procedures and electrical block and wiring diagrams.

To move directly to a procedure, click the appropriate procedure in the bookmark section to the 
left of this page. You may “drag” the separator bar between this page and the bookmark section 
to change the size of the page being viewed.

                                                                 © 2004 Precor Incorporated
                                   Unauthorized Reproduction and Distribution Prohibited By Law

Summary of Contents for EFX 5.17i

Page 1: ...repair and maintain this product This document contains general product information software diagnostic procedures when available preventative maintenance procedures inspection and adjustment procedur...

Page 2: ...tage components When you perform maintenance procedures with the covers removed remove jewelry especially from ears and neck tie up long hair remove neck ties and do not wear loose clothing Exercise c...

Page 3: ...normal operation To prevent electrical shock keep all electrical components such as the power cord and circuit breaker away from water and other liquids Do not use accessory attachments that are not r...

Page 4: ...d flat head screwdrivers anti static wrist strap 20024 101 digital multimeter standard and metric allen wrench sets open end wrench set Supplies blue loctite drive ratchet and ratchet set socket drive...

Page 5: ...current Test Procedure 1 Plug the power cord into the wall outlet then turn on the EFX 5 17i with the on off switch Note For the purpose of entering the key sequences to access the various diagnostic...

Page 6: ...e scrolled Skip to step 11 9 A chest strap heart rate transmitter or a heart rate test transmitter must be used in conjunction with this test 10 When a heart rate signal is received the Polar heart ra...

Page 7: ...er bits duty cycle will be displayed on the right side of the display Initially the power bits level will be zero pressing the keys will change the number of power bits being applied to the eddy curre...

Page 8: ...to the software version display 9 The upper software version UPPER SW VER X XX will scroll Press the SELECT key The upper software version LOWER SW VER X XX will scroll Press the SELECT key The upper...

Page 9: ...h the on off switch 2 With the PRECOR EFX 5 17i banner displayed press keys RESET 5 6 7 1 sequentially 3 The display name SELECT UNITS will be scroll 4 One of two measurement standards will be display...

Page 10: ...PROM or PCA when you ship it to Precor When a problem occurs record the following information Model and serial number Software version numbers for upper and lower PCA s Refer to Procedure 2 2 User an...

Page 11: ...Each Day Wipe down the stairarms ramps wheels and frame with a damp cloth Every Week Wipe the surface of the electronic console with a slightly damp sponge or soft cloth Dry with a clean towel CAUTIO...

Page 12: ...usual noises or the electronic display does not change appropriately troubleshoot per section 6 6 Press the RESISTANCE key until you reach Resistance Level 10 Operate the EFX for another 2 3 minutes 7...

Page 13: ...Warning and Caution statements listed in Section One Things You Should Know 1 Remove the rear cover as described in Procedure 7 1 2 Set the ohmmeter to a range that will conveniently read up to 125 3...

Page 14: ...bed Reconnect the magnet wires then in Procedure 7 13 continue with the next step 5 Re install the rear cover as described in Procedure 7 1 then check the operation of the unit as described in Section...

Page 15: ...he right and left step up belt tension bolts have locking tabs If necessary use pliers to bend the locking tabs out of the way so that the bolts can be turned 7 If the step up pulley belt is out of al...

Page 16: ...h of the belt and beside the belt gauge Slide one of the o rings up against the shoulder of the belt gauge Press downward on the belt gauge causing the belt to deflect Read the deflection on the belt...

Page 17: ...quarter turn increments until the belt tensioning gauge reads 14 16 pounds 1 4 deflection 17 Verify that the belt alignment is still correct by performing the procedure in step 4 18 When both the step...

Page 18: ...screwdriver blade into the adjustment slot See Diagram 5 3 to the left of the pulley Using the screwdriver as a lever press the pulley to the right While maintaining constant pressure on pulley check...

Page 19: ...the on position Lower the ramp to incline level 1 and set the on off switch in the off position Remove the front cover 3 Remove the two retaining clips from the lift pins While supporting the ramp rem...

Page 20: ...for the lift calibration to be correct See Diagram 5 5 7 Set the on off switch in the off position Do not exit the diagnostic program in the normal manner Exiting the diagnostic program will cause th...

Page 21: ...int connector at the lower end 5 Bypass the cable between the lower PCA and the lower end of the frame tube with a known good cable Set the on off switch in the on position and test for the error 30 3...

Page 22: ...If the connector contacts are damaged the PCA must be replaced Replace the lower PCA per Procedure 7 3 or the upper PCA per Procedure 7 2 as required 12 If you have performed all of the procedures abo...

Page 23: ...mally until a particular key s is pressed skip to step 11 3 If a error 5 key depressed message is immediately displayed when the EFX is powered up continue with the next step 4 This condition may be c...

Page 24: ...ss the diagnostics program per Procedure 2 1 If the key s necessary to access the diagnostic program is not functioning skip to step 14 12 Test the keypad per Procedure 2 1 step 6 13 If all of the key...

Page 25: ...One Things You Should Know Procedure 1 Remove the right rear cover section per Procedure 7 1 Set the on off switch in the on position Operate the unit If the system timer has not started and a stride...

Page 26: ...sensor per Procedure 7 12 Skip to step 8 5 With the an ohmmeter connected to terminals 1 and 5 of J8 on the lower PCA rock the step up disk forward and backward so that the magnet is passing in front...

Page 27: ...f the voltage is missing or significantly low skip to step 4 If the voltage is correct continue with step 3 3 Set the on off switch in the off position Check the magnet wiring per Diagram 8 1 If any o...

Page 28: ...e lower PCA The measurement should be approximately 90 to 110 If the measurement is significantly low check the connections at both magnets and the lower PCA 11 With an ohmmeter measure between each m...

Page 29: ...on position Check between the power terminals of the line cord with an ohmmeter The ohmmeter should read infinity serial code SB or 1 to 1 5 megohm serial code AMPF 7 If the reading for serial code SB...

Page 30: ...f the data cable connector on the lower PCA with a DC voltmeter See Diagram 6 5 or Diagram 6 6 The reading should be approximately 8 3 Vdc if the measurement is good replace the upper PCA If the measu...

Page 31: ...Elliptical Fitness Crosstrainer Page 31 Diagram 6 6 Lower PCA Serial code AMPF Data Cable Connector F1 Speed sensor Lift Position Connector AC Wiring Magnet Cable Connector Lift Power Connector Lift...

Page 32: ...k the lift motor cable and connectors Repair any wires or connections that are bad If the cable and connectors are good replace the lift motor 4 Using an ohmmeter measure between terminals 1 and 2 of...

Page 33: ...tage is measured but the motor does not move replace the lift motor 10 Monitor terminals 1 and 3 white and black wires of lift power connector Enter the manual program and press the CROSSRAMP key The...

Page 34: ...four screws that fasten the cover section 4 If you are replacing either the front or top cover section you must first remove the left and right cover sections and then remove the cover section being...

Page 35: ...ten the top cover section to the frame upright See Diagram 7 1 Replace and torque the three screws that fasten the top cover section to the rear cover support to 30 inch pounds Replace and torque the...

Page 36: ...housing front panel to the display backing plate 4 Disconnect the upper interconnect cable J1 and the heart rate cable J2 when equipped from the upper PCA Removing and Replacing the Upper PCA 5 Caref...

Page 37: ...5 17i Elliptical Fitness Crosstrainer Page 37 11 Position the display enclosure on the display plate Replace and tighten the display mounting screws 12 Check operation as described in Section Four...

Page 38: ...ew the Warning and Caution statements listed in Section One Things You Should Know 2 Remove the left and right rear cover sections 3 Attach the wrist strap to your arm then connect the ground lead of...

Page 39: ...unting bracket to the frame with the screws removed in step 5 10 Connect the cables disconnected in Step 4 See Diagram 7 3 Diagram 7 4 Lower PCA serial code AMPF 11 Remove the AC wiring interconnect c...

Page 40: ...0 15 Remove the ground lead of the wrist strap from the EFX frame then remove the wrist strap from your arm 16 Re install the left and right rear cover sections per Procedure 7 1 Check the operation o...

Page 41: ...fasten it with the hardware removed in step 4 Thoroughly test the unit per Section 4 6 Remove the four screws that fasten the display front panel to the display housing Lift the display front panel o...

Page 42: ...tube 11 Securely tape one end of the replacement upper interconnect cable to the upper end of the existing upper interconnect cable Carefully draw the existing upper interconnect cable out of the bott...

Page 43: ...nector on the upper interconnect cable and set the display front panel in its mounting position Fasten the display front panel with the four screws removed in step 2 19 Thoroughly test the unit per Se...

Page 44: ...tical Fitness Crosstrainer Page 44 25 Replace the left frame tube as described in steps 1 16 above 26 Replace the right and left rear cover sections and front frame end cap Thoroughly test the unit pe...

Page 45: ...7 7 Power Entry Module 3 Remove the blue wire from terminal D the brown wire from terminal A and the green wire from the ground terminal of the power entry module 4 Remove the two screws that fasten t...

Page 46: ...eplace the wires removed in step 3 Connect the blue wire to terminal D the brown wire to terminal A and the green wire to the ground terminal of the power entry module 9 Replace the left and right cov...

Page 47: ...One Things You Should Know 2 Remove the left and or right cover section as described in Procedure 7 1 3 Remove the left and or right stairarm assembly as described in Procedure 7 17 Note Notice the po...

Page 48: ...the bolt to 300 inch pounds 8 Replace the stairarm assembly as described in Procedure 7 17 9 If you are replacing both crankarm assemblies repeat steps 8 and 9 for the second crankarm assembly 10 Set...

Page 49: ...the input pulley and step up pulley belts as described below a Loosen the input belt tensioner axle nut and turn the input belt tensioner adjustment bolt counterclockwise until tension is removed fro...

Page 50: ...e AMPF 10 Thread and hand tighten the pillow block mounting nuts onto the mounting studs or mounting bolts Torque the pillow block mounting nuts to 80 in lbs 11 Tighten the right and left hand tension...

Page 51: ...Tension the belts per Procedure 5 2 13 Replace the crankarm s per Procedure 7 6 14 Replace the eddy current magnet per Procedure 7 13 15 Replace the stairarms per Procedure 7 17 Replace the front top...

Page 52: ...ore continuing with this procedure review the Warning and Caution statements listed in Section One Things You Should Know 2 Remove the front top left and right cover sections as described in Procedure...

Page 53: ...ep up and input belts onto the input drive assembly as you set the input drive assembly in it s mounting position in the EFX 9 Replace the magnet assembly per Procedure 7 13 10 Complete the installati...

Page 54: ...described in Procedure 7 13 6 Remove tension from the drive belts and remove the pillow block bearings per Procedure 7 7 steps 6 to 8 7 Slide the step up and input belts off of the input drive assemb...

Page 55: ...input belts onto the input drive assembly as you set the input drive assembly in its mounting position in the drive unit 13 Slide the pillow block bearings onto the input pulley shaft 14 Complete the...

Page 56: ...Remove tension from the drive belts and remove the pillow block bearings per Procedure 7 7 steps 6 to 8 7 Remove the input drive assembly from the unit See Diagrams 7 10 and 7 11 8 Remove the four bol...

Page 57: ...7 Diagram 7 13 Step Up Pulley Belt 13 Slide the pillow block bearings onto the input pulley shaft 14 Complete the installation alignment and tensioning per Procedure 7 7 steps 9 to 16 Step Up Pulley S...

Page 58: ...per Procedure 7 7 steps 6 7 7 Slide the step up and input belts off of their pulleys 8 Remove the left and right tension bolts locking tabs and brackets 9 Carefully lay the EFX on it s side Remove th...

Page 59: ...hat secures the speed sensor assembly to the drive unit remove the speed sensor See Diagram 7 14 5 For serial code AMPF unsnap the speed sensor from the speed sensor clip and remove the speed sensor S...

Page 60: ...tness Crosstrainer Page 60 8 Reconnect the speed sensor cable to the lower PCA 9 Re install the left and right cover sections as described in Procedure 7 1 then check the operation of the EFX as descr...

Page 61: ...s listed in Section One Things You Should Know 2 Remove the left and right cover sections as described in Procedure 7 1 3 For serial code AMPF skip to step 10 For serial code SB continue with step 4 4...

Page 62: ...as described in Section Four 10 Disconnect the magnet cable from the lower PCA See Diagram 6 6 11 Remove the bolts that fasten the eddy current magnet to its frame mounting See Diagram 7 16 Diagram 7...

Page 63: ...ents listed in Section One Things You Should Know 2 Remove the left and or right cover sections as described in Procedure 7 1 3 Remove the mounting bolt and nut that and felt pad that fastens the stai...

Page 64: ...replace the retaining ring removed in step 5 7 Slide the stairarm onto the stairarm pivot block Install the felt pad and hand tighten the stairarm pivot block mounting hardware Torque the stairarm piv...

Page 65: ...ws from the wheel axle If when removing the second wheel axle screw the axle rotates and the screw does not unthread insert a 5 32 allen wrench into the end of the axle from which the screw has been r...

Page 66: ...ure 1 Set the on off switch in the off position then unplug the power cord from the wall outlet 2 Loosen and remove the two bolts that fasten the stairarm pedal onto the stairarm 3 Remove the stairarm...

Page 67: ...sections as described in Procedure 7 1 5 Remove the mounting bolt and nut that fastens the stairarm pivot block to the stairarm See Diagram 7 17 6 Slide the stairarm off of the stairarm pivot block 7...

Page 68: ...the unit Diagram 7 18 Lower Ramp Mounting 3 Set the on off switch in the on position then plug the power cord into the wall outlet 4 Lower the ramp to incline level 1 and set the on off switch in the...

Page 69: ...ic lift nut If it is necessary to rotate the lift nut to align it with the ramp do not rotate it any more than is required for alignment Slide both lift pins through the ramp mounting holes and into t...

Page 70: ...lamp from the upper portion of the handlebars 5 Remove both screws from the lower end of the handlebar being replaced Slide the handlebar out of it s lower mounting in the frame tube 6 Slide the repla...

Page 71: ...th this procedure review the Warning and Caution statements listed in Section One Things You Should Know 2 Remove the left and right cover sections as described in Procedure 7 1 3 Remove the input bel...

Page 72: ...the two screws that mount the power entry module to the rear cover support 5 Remove the four screws that fasten the rear cover support to the frame base Remove the rear cover support 6 Set the replace...

Page 73: ...rainer Page 73 9 Replace the top left and right cover sections per Procedure 7 1 10 Insert the A C line cord in the power entry module and the A C outlet 11 Set the on off switch in the on position an...

Page 74: ...7 23 Power Entry Module Fuse serial code SB 3 Using a thin bladed screwdriver carefully pry the fuse module out of the power entry module 4 The fuse module contains two fuses carefully remove one or...

Page 75: ...Elliptical Fitness Crosstrainer Page 75 Diagram 7 24 Power Entry Module Fuse serial code AMPF 8 Set the on off switch in the on position and test the EFX per Section Four Power Entry Module Fuse Modul...

Page 76: ...lift connector from the intermediate lift cable See Diagram 7 25 3 Remove the two screws that fasten the keeper to the cover and remove the keeper 4 Remove the two retaining clips from the lift pins...

Page 77: ...5 3 steps 4 7 The lift motor must be calibrated to ensure that it will track properly during normal use 9 Raise the ramp and position it so that the ramp mounting holes align with the holes in the pla...

Page 78: ...package PLCC44 Each of these packages should be removed with a proper IC removal tool see the illustrations below 4 The IC s may inserted into their socket by hand by carefully aligning the notch on t...

Page 79: ...m 8 1 5 17i Lower PCA Upper PCA J3 Power Entry Module B C GND G Mid Point Connectors E C Magnet J2 2 J2 1 A C Lift Motor J6 1 J6 2 J6 3 J4 1 J4 2 J4 3 Fuse F3 2 amp Fuse F2 2 amp P4 1 P4 2 P4 3 P6 1 P...

Page 80: ...5 17i Ellipitical Fitness Crosstrainer Page 80 Block Diagram 8 2 5 17i...

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