Precor EFX 825 Service Manual Download Page 112

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EFX 885, 835, 825

Service Manual 20039-166

Page 112

Diagram 6.6.5 P20 Cable Connectors

Remove the two screws that fasten the back cover to the option cap and remove the cover.

See Diagram 6.6.6

Earth Ground Wire

Wireless HR Cable

Data Cable

Auto Stop Cable
(Treadmill
Only)

Stop Key Cable (Treadmill Only)

Earth Ground wire, Hand Held HR Cable, Wireless

HR, and Auto Stop Connectors

Hand Held HR Cable

Data Port and Stop Key Connector

Summary of Contents for EFX 825

Page 1: ...form the majority of troubleshooting and replacement procedures required to repair and maintain this product This document contains general product information software diagnostic procedures when avai...

Page 2: ...l external power supply or have an assistant pedal on the unit while voltage measurements are being taken Because of the danger of working on the unit while it is in motion using the optional external...

Page 3: ...y way exercise extreme caution while operating and checking the EFX When operating the EFX do not wear loose clothing Do not wear shoes with heels or leather soles Check the soles of your shoes and re...

Page 4: ...he EFX with the upper body exercise and the adjustable incline system will be available with two different console options the P80 and the P30 The following sections will provide procedures on replaci...

Page 5: ...EFX 885 835 825 Service Manual 20039 166 Page 5 2011 Precor Incorporated Unauthorized Reproduction and Distribution Prohibited by Law Section Three P80 Console EFX...

Page 6: ...p Volume Down Volume Up Channel Down See Diagram 3 1 1 Release the Pause key when done pressing the arrows Note The keypad X configuration sequence should be not faster than 1 second between each key...

Page 7: ...s menu is visible only to administrators and registered service technicians Touch System Settings See Procedure 3 4 System Settings Software Downloads Allows software to be automatically downloaded It...

Page 8: ...Note This information is not currently available to be displayed None None Location Entered on console at the time of registration Touch Location Displays location information Touch BACK to About Rele...

Page 9: ...edure 3 1 Equipment Usage Menu or Information Item Description Navigation Detail or Test Cumulative Workout Seconds Total number of seconds Seconds are counted when the workout clock starts None None...

Page 10: ...llow you to configure or provides information about connection Touch Connectivity See Procedure 3 7 Display The display settings allow you to configure Measurement units Standby Mode Delay Time Zone a...

Page 11: ...ess the Pause key and continue holding it down while you double press prior to 1 1 version software release or single press 1 1 version or after software release in sequential order an X configuration...

Page 12: ...l specify which software package is required when the service is requested to update P 80 Console software If you are unsure of which software package should be installed contact PRECOR customer servi...

Page 13: ...Incline Test TRM Only 1 Touch Incline Test and then Touch START 2 Use the machine control paddle to change the lift The console will display the analog to digital A D incline position number and the...

Page 14: ...averaged version of pulse 3 Touch STOP to end the test Touch BACK to exit to Systems Test CrossRamp EFX Only 1 Touch CrossRamp Test and then Touch START 2 Use the machine control paddle to change the...

Page 15: ......

Page 16: ...een to advance to the next These are Red Green Blue Black White returning to the Systems Tests menu when all the displayed colors have been touched Speaker Test All 1 Touch Speaker Test 2 This test wi...

Page 17: ...ctable option but is not currently supported Configuration Status IP Address Preva Server To view connectivity information 1 Refer to Procedure 3 1 Settings to access the Connectivity menus 2 To selec...

Page 18: ...If the Status Field shows Connected go to step 3 See Diagram 3 7 1 2 Either the Ethernet cable is not connected or there is a problem with the network connection Check the connection and then check th...

Page 19: ...re the networking information screen and display the current network information Once a good IP Address has been acquired the P80 can now be registered Continue with step 12 7 Note Manually setting up...

Page 20: ...ted on the exercise equipment Friendly Name It is recommended that you have a list of the equipment with friendly names already assigned such as Elliptical 1 Treadmill 22 and so forth Touch NEXT 19 En...

Page 21: ...ent Units US Standard or Metric US Standard 1 Touch Measurement Units 2 Touch on a radio button next to either US Standard or Metric a dot will fill the radio button next to the selection 3 Touch OK o...

Page 22: ...t the radio button next to the appropriate region for your area is selected If the highlighted region is incorrect touch on the radio button next to appropriate region Touch OK and then touch BACK to...

Page 23: ...nt 60 minutes 1 Touch Maximum Workout Duration 2 The on screen keypad will appear enter the desired duration using the keypad If an error was made while typing in the duration number press the back sp...

Page 24: ...ad 3 Touch FINISH to exit to the Workout Limits screen Incline Limit TRM only TRM 883 CrossRamp incline range can be set to 0 15 TRM 885 CrossRamp incline range can be set to 0 to 15 Note the incline...

Page 25: ...ity Network Type Preva Server Address The following procedure will explain how to save existing P80 console settings onto a USB Flash Drive and then import the saved settings into another P80 console...

Page 26: ...ttings menu 4 From the Systems Settings menu select Manage Settings 5 The Manage Settings screen will display two gray inactive USB Flash Drive Icons See Diagram 3 11 2 6 Insert the USB Flash Drive in...

Page 27: ...played See Diagram 3 11 5 9 Touch OK to return the Settings menus 10 The settings export is now complete and you can exit the service mode by touching the back arrow until you get to the Welcome scree...

Page 28: ...ed by Law 15 You will see a scrolling in process bar and then Settings imported successfully displayed See Diagram 3 11 7 16 Touch OK to return the Settings menus 17 Exit the service mode as described...

Page 29: ...Wire cutter Procedure 1 Remove the rear vent cover Do not use a sharp tool such as a flat bladed screwdriver to pry up the cover as you can damage the covers and possibly components inside the consol...

Page 30: ...or and cut the wire tie that secures the coax connector to the console armor Disconnect the coax cable connector from the consoles flexible coax cable connector See Diagram 3 12 4 Diagram 3 12 4 5 Dis...

Page 31: ...he RF coax cable down below the tuner and out the right bottom side of the armor This is easier if you straighten the cable and gently push it in the direction as shown in diagram 3 11 7 Feed about 10...

Page 32: ...to the lower RJ45 type connector See Diagram 3 12 11 Diagram 3 12 10 Diagram 3 12 11 13 Route the Power cable through the upper left corner of the weldment and connect it to the P80 power connector Se...

Page 33: ...rough the plastic guides inside the neck 16 Tilt the control console backward toward yourself until the tab on the top edge of the armor slides along the top edge of the console mount and the screw ho...

Page 34: ...be scratched See Diagram 3 13 2 Diagram 3 13 2 21 used Attach an anti static wrist strap to your arm and then connect the ground lead of the wrist strap to frame ground 22 The HR PCA snaps into its m...

Page 35: ...5 2011 Precor Incorporated Unauthorized Reproduction and Distribution Prohibited by Law Diagram 3 13 3 26 Replace the rear vent cover 27 Check operation per Section 7 HHHR Grip Cable Assembly HR PCA H...

Page 36: ...ated Unauthorized Reproduction and Distribution Prohibited by Law Procedure 3 14 P80 Future Content Procedure 3 15 P80 Future Content Procedure 3 16 P80 Future Content Procedure 3 17 P80 Future Conten...

Page 37: ...V signal to the console a External jumper cable is damaged or disconnected b Coax cables inside the unit are damaged or disconnected c All cables are good and connected but there is no signal at the d...

Page 38: ...into the outermost jack the one closest to you when looking at the back of the console plug it into the correct jack See Diagram 3 20 1 4 If the signal to the console is good and the TV screen has be...

Page 39: ...to ensure that the old corrupted image has a usable image installed 3 If the touch screen has failed the entire console will need to be replaced Boot Screen Procedure 1 Turn the power off then back on...

Page 40: ...cable is the cause Replace the jumper cable If the channel does not appear perform the same check on the F connectors b Inspect the cable that runs from the patch panel at the bottom of the machine to...

Page 41: ...incorrect region setting Possible Remedies 1 Verify condition and connections of video distribution network Begin as close to head end as possible and check for visible damage to coaxial cables or con...

Page 42: ...perform the same check on the F connectors b Inspect the cable that runs from the patch panel at the bottom of the machine to the console If this is disconnected or damaged reconnect or replace If th...

Page 43: ...ited by Law Troubleshooting 3 25 P80 Green Screen Description Entire touch screen is displaying a green color No response to any inputs machine is completely unusable Possible Causes 1 Operation Syste...

Page 44: ...nels stutters and skips regularly every second or so Video and audio skip together If the skipping channel is left on the TV may go black for a short time and the mediaapp will be reset by the system...

Page 45: ...nsure the person recalibrating is standing on the machine and is not holding on to the console or any other part of the machine while doing so 2 Reboot the machine 3 If touch screen has failed entirel...

Page 46: ...n Slow Response Description Touch screen responds appropriately to touches but does so slowly The screen may or may not play the animations associated with the touches when carrying out the appropriat...

Page 47: ...below See Procedure 3 6 Systems Test Ensure the person recalibrating is standing on the machine and is not holding on to the console or any other part of the machine while doing so Single Secret Hands...

Page 48: ...edies 1 Remove and inspect headphone jack for damage If jack passes visual inspection swap headphone jack with known good 2 Inspect cables from console to headphone jack Verify that they are not damag...

Page 49: ...es 1 Remove and inspect headphone jacks for damage If jack passes visual inspection swap headphone jack with known good 2 Inspect cables from console to headphone jack Verify that they are not damaged...

Page 50: ...t parameters Possible Causes 1 Cable from machine controls to upper board is damaged or not inserted properly 2 Machine controls have failed Possible Remedies 1 Check yellow black cable in console for...

Page 51: ...in the other direction causing the machine to think the user is actually pressing it in that direction 2 Cable from machine controls to upper board is damaged or not inserted properly 3 Machine contro...

Page 52: ...sensor on a treadmill is missing improperly installed or malfunctioning Treadmill Only Possible Remedies 1 Reboot the console Most issues causing Out of Service errors will be cleared from a reboot 2...

Page 53: ...sengaged The yellow button will be raised on the dash 2 The stop switch reset latch has been engaged but not fully so 3 The cable connecting the stop switch to the console is disconnected loose or dam...

Page 54: ...ns from power supply to patch panel if non Treadmill Reconnect or replace all cables as needed 2 Open the machine and inspect the power cord running from patch panel to console if non Treadmill or fro...

Page 55: ...EFX 885 835 825 Service Manual 20039 166 Page 55 2011 Precor Incorporated Unauthorized Reproduction and Distribution Prohibited by Law Section Four Future Content...

Page 56: ...EFX 885 835 825 Service Manual 20039 166 Page 56 2011 Precor Incorporated Unauthorized Reproduction and Distribution Prohibited by Law Section Five P30 Console EFX...

Page 57: ...Battery Test Procedure 1 The EFX 885 and 835 uses the standard access codes to provide access to the various software features Use the PAUSE key and the numeric keypad to enter the access code The st...

Page 58: ...t rate grips on the handlebar after a couple of seconds the heart rate will be displayed in the heart rate and smart rate displays Use chest strap transmitter or a test transmitter to test the wireles...

Page 59: ...CK key to return to Machine Test Press the key BATTERY will scroll across the display Press the OK key The console will display the battery test Battery test will display battery voltage Press the BAC...

Page 60: ...he list above DIAGS _ INFORMATION will scroll across the display Followed by ODOMETER Odometer Press the OK key The odometer will display distance in STRIDES only Note The odometer data is stored in n...

Page 61: ...BER display Usage log Use the keys to move to move to USAGELOG Press the OK key A message will scroll describing the program the number of times and the number of minutes the program was used Use the...

Page 62: ...le between the available languages A list of available languages will be displayed including ENGLISH DEUTSCH ESPANOL FRANCAIS NEDERLANDS PORTUGUES RUCCKIJI ITALIANO Note When the default language is c...

Page 63: ...EED CALS MIN CALS HR WATTS METS TARGET HR AVE HEART RATE SHOW ALL Press the OK key to save selection and exit to Club Settings Set Crossramp Auto Level will be displayed Set Crossramp Auto Level Press...

Page 64: ...tion listed below When a problem occurs record the following information Model and serial number Software version number Program number running when the problem occurred A description of What happened...

Page 65: ...und lead of the wrist strap to the 3 Remove the two screws that fasten the dash transition cover and remove the cover See Diagram 5 5 1 Diagram 5 5 1 Dash Transition Cover TRM only 4 Remove the four s...

Page 66: ...EFX s CLM s UBK s and RBK s Tilt the console forward on the maintenance access hook on the dash weldment and remove the back See Diagram 5 5 4 Diagram 5 5 4 Maintenance Access Hook 8 Remove the Heart...

Page 67: ...zed Reproduction and Distribution Prohibited by Law Diagram 5 5 5 P30 Cable Connectors Ground wire CSAFE Port Data Cable Auto Stop Cable TRM only Stop Key Cable TRM only Auto Stop Data and Heart Rate...

Page 68: ...Distribution Prohibited by Law 11 Remove the two screws that fasten the back cover to the option cap and remove the cover See Diagram 5 5 6 Diagram 5 5 6 Option Cap Back Cover 12 Remove the 6 screws t...

Page 69: ...ric cable J9 and HR cable J10 from the Upper PCA board See Diagram 5 5 8 14 Remove the five screws that fasten the Upper PCA board to the console and remove the Upper PCA Diagram 5 5 8 P30 Electronic...

Page 70: ...crews Over tightening may damage the console This type of damage is not covered under warranty 16 The white wire in the Metrics cable and the yellow wire in the Machine Controls and HR cables indicate...

Page 71: ...e an electric screw driver or over tighten the screws Over tightening may damage the console This type of damage is not covered under warranty 20 Place the P30 console on the maintenance access hook 2...

Page 72: ...lead of the wrist strap to the 3 Remove the two screws that fasten the dash transition cover and remove the cover TRM Only See Diagram 5 6 1 Diagram 5 6 1 Dash Transition Cover TRM only 4 Remove the...

Page 73: ...ls Lift the console off the maintenance hook and then position the console so that the back panel is accessible and remove the back cover b ilt the console forward on the maintenance access hook on th...

Page 74: ...nly Heart Rate ground wire and the CSAFE cable if in use from the Upper PCA See Diagram 5 6 5 Remove the console from the maintenance access hook and place it on a flat work surface Diagram 5 6 5 P30...

Page 75: ...Distribution Prohibited by Law 10 Remove the two screws that fasten the back cover to the option cap and remove the cover See Diagram 5 6 6 Diagram 5 6 6 Option Cap Back Cover 11 Remove the 6 screws t...

Page 76: ...gram 5 6 8 13 Remove the four screws that fasten the Metric PCA board to the console and remove the Metric PCA and the four spacers Diagram 5 6 8 P30 Upper PCA Metric Board Upper PCA Board Stop Key J8...

Page 77: ...e Metrics board and may cause damage to the Metrics board 15 Install the replacement Metric PCA into the console using the four screws removed in step 13 16 The white wire in the Metrics cables indica...

Page 78: ...s type of damage is not covered under warranty 20 Place the P30 console on the maintenance access hook 21 Reconnect the Data cable Auto Stop cable Treadmill only Stop Key cable Treadmill only Heart Ra...

Page 79: ...am 5 7 1 4 The HR PCA snaps into its mounting Press its tabs downward and remove the HR PCA from its mounting 5 Disconnect the HR cable and handlebar cable from the HR PCA See Diagram 5 7 2 6 Connect...

Page 80: ...85 835 825 Service Manual 20039 166 Page 80 2011 Precor Incorporated Unauthorized Reproduction and Distribution Prohibited by Law Diagram 5 7 2 Foam Pad HHHR Grip Cable Assembly HR PCA Power Cable Ass...

Page 81: ...EFX 885 835 825 Service Manual 20039 166 Page 81 2011 Precor Incorporated Unauthorized Reproduction and Distribution Prohibited by Law Procedure 5 8 Future Content...

Page 82: ...ered down before the upload procedure can be initiated Ensure that the EFX has not be used for a sufficient time to allow the lower PCA to completely discharge The light emitting diode on the lower PC...

Page 83: ...EFX 885 835 825 Service Manual 20039 166 Page 83 2011 Precor Incorporated Unauthorized Reproduction and Distribution Prohibited by Law Procedure 5 10 Future Content...

Page 84: ...inserted into their connectors the white or yellow wire must align with the pin 1 designation on the PCA If pin 1 is not marked on the PCA refer to Diagram 5 5 9 1 machine controls per Procedure 5 5 s...

Page 85: ...crews that fasten the metrics PCA to the display face and rotate it so that the front of the Note There are four spacers between the Metric board and the mounting studs These must be saved and reinsta...

Page 86: ...readmills or Lower PCA 17 If you have performed steps 12 16 and the upper PCA still does not illuminate contact Precor customer support for assistance 18 pedaling 19 If none of the keys on the display...

Page 87: ...cable from the upper PCA 28 pedaling 29 If the STUCK KEY message is no longer displayed replace the machine Controls assembly 30 If the STUCK KEY is still being displayed with the keyboard cable disco...

Page 88: ...no hand held reading chest strap normal no hand held or chest strap reading or constant or intermittent readings when neither hand held or chest strap are in use Diagram 5 12 1 Hand held chest strap...

Page 89: ...ebar contacts Cover as much of the top an bottom contact surface area with your hands as possible you should receive a heart rate reading within ten seconds If a hand held signal is still not being ac...

Page 90: ...from J4 of the heart rate PCA Measure between the ground and 5 Vdc pins of the connector just removed from the heart rate PCA for 5 Vdc If 5 Vdc is present replace the heart rate PCA If the 5 Vdc is...

Page 91: ...inspected by an electrician 5 Troubleshoot the generator per Procedure 9 2 6 If the generator was found to be good the problem will be in either the lower PCA upper PCA or the upper to lower PCA inter...

Page 92: ...artial View of Lower PCA 10 Troubleshoot the upper to lower PCA interconnect cables per Procedure 9 1 11 If the upper to lower interconnect cables are found to be good replace the upper PCA 12 If you...

Page 93: ...EFX 885 835 825 Service Manual 20039 166 Page 93 2011 Precor Incorporated Unauthorized Reproduction and Distribution Prohibited by Law Section Six P20 Console EFX...

Page 94: ...st Heart Rate Test Machine Test o Brake Test o RPM Test o Battery Test o Ramp Test Procedure 1 Use the INPUT UP and INPUT DOWN keys to move though the different tests GO key to select the test needed...

Page 95: ...t the LCD test Heart Rate Test Press the key to go to the next test HEART RATE TEST will scroll across the display Press the GO key to select the test Grasp both of the heart rate grips on the handleb...

Page 96: ...EFX 885 835 825 Service Manual 20039 166 Page 96 2011 Precor Incorporated Unauthorized Reproduction and Distribution Prohibited by Law...

Page 97: ...t test RAMP TEST will scroll across the display Press the GO key to select the test Crossramp and A D will be displayed The A D value can be displayed on the Time field Manual use of machine controls...

Page 98: ...ion Action Description Odometer At the Banner press PAUSE RESET INPUT UP and ENTER sequentially ODOMETER will be displayed Press the GO key to select The odometer will display distance in STRIDES only...

Page 99: ...lect Use the keys to move through the list of programs A message will scroll describing the program the number of times and the number of minutes the program was used Press the WORKOUTS PROGRAMS key t...

Page 100: ...ROGRAMS ENTER INPUT UP and ENTER keys sequentially SET LANGUAGE will be displayed Press the GO key to select the setting Available choices of languages will be displayed The INPUT keys will allow scro...

Page 101: ...OSSRAMP will scroll across the display Press the GO key to select setting Use the INPUT UP or INPUT DOWN keys to select the maximum crossramp level The range for crossramp level is 1 20 Press the WORK...

Page 102: ...tion listed below When a problem occurs record the following information Model and serial number Software version number Program number running when the problem occurred A description of What happened...

Page 103: ...und lead of the wrist strap to the 3 Remove the two screws that fasten the dash transition cover and remove the cover See Diagram 6 5 1 Diagram 6 5 1 Dash Transition Cover Treadmill Only 4 Remove the...

Page 104: ...sition the console so that the back panel is accessible and remove the back cover b ook on the dash weldment and remove the back See Diagram 5 5 4 Diagram 6 5 4 Maintenance Access Hook 7 Disconnect th...

Page 105: ...Reproduction and Distribution Prohibited by Law Diagram 6 5 5 P20 Cable Connectors Earth Ground Wire Wireless HR Cable Data Cable Auto Stop Cable Stop Key Cable Earth Ground wire Hand Held HR Cable W...

Page 106: ...Distribution Prohibited by Law 8 Remove the two screws that fasten the back cover to the option cap and remove the cover See Diagram 6 5 6 Diagram 6 5 6 Option Cap Back Cover 9 Remove the 6 screws th...

Page 107: ...plicable and Keypad Metric cable JK1 from the Upper PCA board See Diagram 6 5 8 11 Remove the four screws that fasten the Upper PCA board to the console and remove the Upper PCA Diagram 6 5 8 P20 Uppe...

Page 108: ...ot use an electric screw driver or over tighten the screws Over tightening may damage the console This type of damage is not covered under warranty 13 The green wire in the Metrics cable indicate pin...

Page 109: ...an electric screw driver or over tighten the screws Over tightening may damage the console This type of damage is not covered under warranty 17 Place the P20 console on the maintenance access hook 18...

Page 110: ...ground lead of the wrist strap to the 3 Remove the two screws that fasten the dash transition cover and remove the cover See Diagram 6 6 1 Diagram 6 6 1 Dash Transition Cover Treadmill only 4 Remove...

Page 111: ...so that the back panel is accessible and remove the back cover b nsole forward on the maintenance access hook on the dash weldment and remove the back See Diagram 6 6 4 Diagram 6 6 4 Maintenance Acce...

Page 112: ...ble Connectors 9 Remove the two screws that fasten the back cover to the option cap and remove the cover See Diagram 6 6 6 Earth Ground Wire Wireless HR Cable Data Cable Auto Stop Cable Treadmill Only...

Page 113: ...6 Option Cap Back Cover 10 Remove the 6 screws that fasten the rear cover from the console and remove See Diagram 6 6 7 Diagram 6 6 7 Rear Console Cover 11 Disconnect the Metric cable from the Metric...

Page 114: ...screws Over tightening may damage the console This type of damage is not covered under warranty 14 The green wire in the Metrics cable indicate pin 1 and the symbol indicates Pin 1 on the Metric boar...

Page 115: ...ace the P20 Rear Cover removed step 10 and secure the cover with the screws 6 screws Torque to 10 inch pounds Note Do not use an electric screw driver or over tighten the screws Over tightening may da...

Page 116: ...Stop Key cable Treadmill only Hand Held HR cable Wireless HR cable and the Earth Ground wire and to the Upper PCA See Diagram 6 6 5 20 Replace the access cover with the hardware removed in step 6 21 T...

Page 117: ...m and then connect the ground lead of the wrist strap to the frame ground 4 Disconnect the HR cable connector from the upper PCA 5 Remove the HR PCA access panel on the back of the console See Diagram...

Page 118: ...25 Service Manual 20039 166 Page 118 2011 Precor Incorporated Unauthorized Reproduction and Distribution Prohibited by Law Diagram 6 7 1 HR PCA Access Panel Diagram 6 7 2 Wireless cable connection on...

Page 119: ...825 Service Manual 20039 166 Page 119 2011 Precor Incorporated Unauthorized Reproduction and Distribution Prohibited by Law Procedure 6 8 Future Content Procedure 6 9 Future Content Procedure 6 10 Fut...

Page 120: ...heir connectors the green wire must align with the pin 1 designation on the PCA If pin 1 is not marked on the PCA refer to Diagram 6 11 1 1 machine controls per Procedure 6 5 steps 1 through 11 Place...

Page 121: ...nt on C5 and the upper PCA is illuminating normally replace the metrics PCA 11 If you have performed steps 7 10 and the metrics PCA still does not illuminate contact Precor customer support for assist...

Page 122: ...same key or control is still not functioning replace the upper PCA 22 If you have performed steps 18 22 and the same key is still not functioning contact Precor customer support for assistance 23 Remo...

Page 123: ...is normal no chest strap reading no hand held reading chest strap normal no hand held or chest strap reading or constant or intermittent readings when neither hand held or chest strap are in use Diagr...

Page 124: ...surface area with your hands as possible you should receive a heart rate reading within ten seconds If a hand held signal is still not being accepted skip to step 9 22 If a hand held signal was accept...

Page 125: ...eart rate display portion of the diagnostic program Verify that neither a chest strap signal or a hand held signal is being accepted with either a heart rate test transmitter or a chest strap transmit...

Page 126: ...P80 or Five P30 Troubleshooting the Keypad and Upper PCA 7 Press the RESISTANCE key until you reach Resistance Level 10 Operate the EFX for another 2 3 minutes 8 If the EFX resistance does not change...

Page 127: ...to 50 W Remove the six phase generator connector from the lower PCA refer to Diagram 8 1 1 below With an ohmmeter read between terminals 1 2 terminals 1 3 terminals 1 5 terminals 1 6 and terminals 1...

Page 128: ...e Manual 20039 166 Page 128 2011 Precor Incorporated Unauthorized Reproduction and Distribution Prohibited by Law Diagram 8 1 1 Red Battery Connection Generator Connector Load Resistor Connections Cab...

Page 129: ...emely hot 2 Remove the two screws that retain the black plastic shield on the left side of the EFX Remove the black plastic shield from the EFX 3 Place a 20030 108 or equivalent belt gauge on the inpu...

Page 130: ...or out of the generator to change the belt tension When the tension is correct tighten the locking nut Tighten and torque the four generator mounting nuts to 200 inch pounds 8 If either the input pul...

Page 131: ...ortion of the Diagnostic Program see Procedure 3 1 P80 or 5 1 P30 7 With the A D number displayed set it for a reading of 127 using the CROSSRAMP and CROSSRAMP keys 8 Rotate the incline motor yoke on...

Page 132: ...d Unauthorized Reproduction and Distribution Prohibited by Law 11 Replace the lower front portion of the front cover with the hardware removed in step 1 12 Replace the lift cover per Procedure 10 2 13...

Page 133: ...as described in Section Seven If the unit works properly replace the upper interconnect cable as described in Procedure 10 4 5 If the symptoms are unchanged remove the external upper interconnect cabl...

Page 134: ...Reconnect the internal lower interconnect cable to the mid point connector and the lower PCA Remove the upper and lower interconnect cables from the mid point connector Connect a replacement mid poin...

Page 135: ...stant pedal on the unit while voltage measurements are being taken Because of the danger of working on the unit while it is in motion using the optional external power supply is strongly recommended 1...

Page 136: ...Error 40 no incline movement is being displayed continue with step 2 If an Error 42 is being displayed incline out of range skip to step 12 2 If the incline moves briefly and then displays an Error 40...

Page 137: ...If the A D reading tracks the incline movement smoothly without skips calibrate the incline motor per Procedure 5 3 and re test incline functions in a normal operating mode 14 If the A D reading was...

Page 138: ...eplace the left and ride side covers Replace the screws removed in step 1 to fasten the left and right side covers Replacing the Top Section of the Rear Cover 5 Remove the left and right side covers a...

Page 139: ...ove Replacing the Front Section of the Rear Cover 18 Remove the left and right side covers as described above 19 Remove the top section of the cover as described above 20 Remove the four screws that f...

Page 140: ...o screws removed in step 25 Slide the small cover removed in step 24 onto the front section of the cover 27 Slide the rear section of the cover back into its mounting position and fasten it with the f...

Page 141: ...ip away from the pivot cover There are latching tabs in the front and rear of the cover clip All of the latching tabs must disengage from the pivot cover in order to remove the cover clip 4 Lift the u...

Page 142: ...ttery bracket to the rear cover section and remove the battery bracket 13 Slide the battery out of the rear cover section and set it on the floor beside the incline motor 14 Remove the two screws that...

Page 143: ...screws that secure the lower PCA to its mounting bracket refer to Diagram 10 3 1 Diagram 10 3 1 Lower PCA Replacing the Lower PCA 6 Position the replacement lower PCA at its mounting position and fast...

Page 144: ...Unauthorized Reproduction and Distribution Prohibited by Law 8 Remove the ground lead of the wrist strap from the EFX frame and then remove the wrist strap from your arm 9 Re install the rear cover an...

Page 145: ...t cable display housing end 5 Carefully pull the old interconnect cable out of the mid point access hole while feeding the new interconnect cable into the unit When the new cable is fully into the uni...

Page 146: ...mid point access hole while feeding the new interconnect cable into the unit When the new cable is fully into the unit remove the tape and discard the old interconnect cable Connect the lower intercon...

Page 147: ...itioned so that they are 180 degrees opposing 3 Remove the axle bolt that secures the crankarm to the input pulley shaft Remove the pinch bolt Refer to Diagram 10 5 1 It may be necessary use a Pitman...

Page 148: ...ited by Law 7 Replace the pinch bolt and locknut torque the pinch bolt to 400 inch pounds 8 Replace the stairarm assembly as described in Procedure 10 13 steps 11 to 12 9 If you are replacing both cra...

Page 149: ...Refer to Diagram 10 6 1 Diagram 10 6 1 Incline Motor 4 Disconnect the intermediate cable from the incline motor cable 5 Remove the two bolts that fasten the incline motor yoke into the ramp Refer to...

Page 150: ...up pulley assembly Remove the 6 Slide the step up pulley assembly with both the generator and input pulley belts out of the drive unit 7 Rem pulley assembly 8 Set the step up pulley assembly with the...

Page 151: ...aring clamp 8 Lift the generator and remove its drive belt 9 Slide the step up pulley assembly with both the generator and input belts out of the drive unit 10 osition on the step up pulley assembly 1...

Page 152: ...t tension bolts counterclockwise until tension is removed from the both belts Refer to Diagram 8 2 1 Diagram 10 9 1 Input Pulley Assembly 6 Remove the input pulley assembly Slide input pulley belt off...

Page 153: ...ts as described below a Straighten the locking tabs and turn the left and right tension bolts counterclockwise until tension is removed from the both belts Refer to Diagram 8 2 1 b Remove both tension...

Page 154: ...he center ramp cover from the EFX and set it aside 3 Remove the two screws that fasten the ramp end cap to the ramp Remove the ramp end cap Refer to Diagram 10 11 1 Diagram 10 11 1 Ramp Assembly 4 The...

Page 155: ...gn the T nuts on the ramp trim s with the channel in the bottom front of the ramp Slide the trim onto the ramp while feeding each T nut into the ramp channel Do not tighten the trim fastening screws a...

Page 156: ...oosen and remove the four screws that fasten the stairarm pedal onto the stairarm Refer to Diagram 10 12 1 2 Remove the stairarm pedal from the stairarm 3 Set the replacement stairarm pedal at its mou...

Page 157: ...rim will need to be removed in order to access the stairarm wheels 7 Loosen but do not remove the five screws that fasten ramp trim s required to access the wheel s being replaced Slide the ramp trim...

Page 158: ...the end of the stairarm connector 6 Align the T nuts on the ramp trim s with the channel in the bottom front of the ramp Slide the trim onto the ramp while feeding each T nut into the ramp channel Do...

Page 159: ...to the ramp Refer to Diagram 10 14 1 Diagram 10 14 1 Rear Ramp Mounting 4 Remove the two bolts that fasten the incline yoke into the ramp Refer to Diagram 10 14 2 Carefully slide the incline out of t...

Page 160: ...tep 7 and torque them to 480 inch pounds 40 foot pounds 10 Slide the stairarm onto the crankarm and set the stairarm in its ramp track Fasten the stairarm to the crankarm with the retaining ring remov...

Page 161: ...andlebar to the handlebar pivot Refer to Diagram 10 15 2 Diagram 10 15 2 Center Handlebar Mounting 4 Set the handlebar at its mounting position and hand start the mounting bolts removed in step 3 that...

Page 162: ...1 Remove the bolt that fastens the handlebar to the stairarm connector There are two washers and a spacer in the stairarm connector 3 Remove the stairarm connector 4 Slide the spacer into the bushing...

Page 163: ...7 1 3 Remove the two bearing clamp screws shown in Diagram 10 17 2 Remove the bearing clamp 4 Lift the generator and remove its drive belt 5 Loosen all four generator mounting nuts Loosen the locking...

Page 164: ...unting position replace and tighten the two bearing clamp mounting screws removed in step 9 11 Hand start but do not tighten the four mounting nuts removed in step 6 The generator must be able to move...

Page 165: ...ery 4 Remove the two screws that fasten the battery bracket to the rear cover section and remove the battery bracket 5 Slide the battery out of the rear cover section and set it on the floor beside th...

Page 166: ...ounting 3 Remove the nut that fastens the external power input jack to the rear cover support Refer to Diagram 10 19 1 4 5 Fasten the replacement external power input jack into the cover with the moun...

Page 167: ...e the two pivot bolts washers and steel spacers from the ramp pivot 4 Remove the ramp pivot from the ramp 5 Set the replacement ramp pivot in its mounting and hand start but do not tighten the four mo...

Page 168: ...upper end of the handlebar pivot Remove the bearing shaft from the upper end of the upper pivot arm The bearing shaft will be very tight a long handled socket wrench with a 7 16 hex key will be neces...

Page 169: ...5 Service Manual 20039 166 Page 169 2011 Precor Incorporated Unauthorized Reproduction and Distribution Prohibited by Law Section Eleven Future Content Section Twelve Future Content Section Thirteen F...

Page 170: ...ice Manual 20039 166 Page 170 2011 Precor Incorporated Unauthorized Reproduction and Distribution Prohibited by Law Section Fourteen Wiring Diagrams Wiring Diagram 14 1 EFX WIRING DIAGRAM P80 P30 P20...

Page 171: ...EFX 885 835 825 Service Manual 20039 166 Page 171 2011 Precor Incorporated Unauthorized Reproduction and Distribution Prohibited by Law Block Diagram 14 2 EFX 835...

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Precor EFX 825, Service Manual

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Summary of Contents for EFX 825

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