Precor EFX 5.33 Service Manual
  1. Manuals
  2. Brands
  3. Precor Manuals
  4. Elliptical Trainer
  5. EFX 5.33
  6. Service manual

Precor EFX 5.33 Service Manual

Elliptical fitness crosstrainer
Hide thumbs Also See for EFX 5.33:
Table of Contents

Advertisement

Quick Links

See also: Owner's Manual , Instruction Manual
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;
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.
20039-126
5.33 Elliptical Fitness Crosstrainer
Call your dealer for service.
© 2004 Precor Incorporated
Unauthorized Reproduction and Distribution Prohibited By Law
5.33 Elliptical Fitness Crosstrainer
Page 1

Advertisement

Table of Contents
loading
Need help?

Need help?

Do you have a question about the EFX 5.33 and is the answer not in the manual?

Questions and answers

Subscribe to Our Youtube Channel

Related Manuals for Precor EFX 5.33

Summary of Contents for Precor EFX 5.33

  • Page 1 5.33 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.

  • Page 2: Section One - Things You Should Know

    Exercise caution when touching any wire or electrical component during EFX 5.33 operation. Caution statements are intended to prevent damage to the EFX 5.33 as a result of the current activity. Caution statements included in this manual are listed below: •...

  • Page 3: General Information

    Do not rock the unit. Do not stand or climb on the handlebars, display enclosure, or cover. • Do not set anything on the handlebars, display enclosure, or cover. Never place liquids on any part of the EFX 5.33 other than a water bottle in the water bottle holder during normal operation. •...

  • Page 4: Required Tools And Equipment

    5.33 Ellipitical Fitness Crosstrainer Required Tools and Equipment The following list is a summary of the tools and equipment required when you service Precor’s EFX 5.33. TOOLS EQUIPMENT phillips and flat-head screwdrivers anti-static wrist strap (20024-101) digital multimeter standard and metric allen wrench sets...

  • Page 5: Procedure 2.1 - Accessing The Diagnostic Program

    • Brake (eddy current) Test Procedure Plug the power cord into the wall outlet, then turn on the EFX 5.33 with the on/off switch. Note: For the purpose of entering the key sequences to access the various diagnostic programs, the keypad keys are hypothetically numbered from 1 to 7 from left to right.
  • Page 6 5.33 Ellipitical Fitness Crosstrainer Watch the display as the LED test progresses. The test is programmed to display the following LED illumination sequence: The test name “DISPLAY” will be displayed for 2 seconds. The left half of the L.E.D. matrix illuminates. The right half of the L.E.D.
  • Page 7 5.33 Elliptical Fitness Crosstrainer 15. The resistance level will be displayed on the left side of the display and the corresponding power 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 current system.

  • Page 8: Procedure 2.2 - Accessing The Information Display

    Procedure 2.2 - Accessing the Information Display Procedure Plug the power cord into the wall outlet, then turn on the EFX 5.33 with the on/off switch. With the PRECOR EFX 5.33 banner displayed, press keys RESET,6,5, sequentially. The EFX 5.33 Information display cycles through the following displays:...
  • Page 9 5.33 Elliptical Fitness Crosstrainer 16. Pressing and holding the QUICK START key for 2 seconds will cause the prompt CLEAR? to be displayed, holding the QUICK START for an additional 2 seconds will clear all existing entries from the error log. The display will confirm that the error log has been cleared by displaying OK.

  • Page 10: Procedure 2.3 - Accessing The Set User Parameters Display

    Procedure Plug the power cord into the wall outlet, then turn on the EFX 5.33 with the on/off switch. With the PRECOR EFX 5.33 banner displayed, press keys RESET,5,6,7,1, sequentially. The display name “SELECT UNITS” will be displayed for 2 seconds.

  • Page 11: Procedure 2.4 - Documenting Software Problems

    If you isolated the problem to either the PROM, upper PCA, or lower PCA, include the information you have recorded with the malfunctioning PROM or PCA when you ship it to Precor. When a problem occurs, record the following information: •...

  • Page 12: Section Three - Preventive Maintenance

    Regular Preventive Maintenance (Owner) Cleanliness of the EFX 5.33 and its operating environment will keep maintenance problems and service calls to a minimum. Precor recommends that you perform the following preventive maintenance schedule.
  • Page 13 Resistance Level 20. Operate the EFX for another 2–3 minutes. If the resistance of the EFX 5.33 does not change or the EFX operation feels inconsistent with Resistance Levels 1 and 10, troubleshoot per Procedure 6.5.

  • Page 14: Procedure 5.1 - Measuring The Resistance Of An Eddy Current Magnet

    5.33 Ellipitical Fitness Crosstrainer Procedure 5.1 - Measuring the Resistance of an Eddy Current Magnet Caution Remove power from the EFX before you measure magnet resistance. Procedure Set the on/off switch in the “off” position, then unplug the power cord from the wall outlet. WARNING Before continuing with this procedure, review the Warning and Caution statements listed in Section One, Things You Should Know.
  • Page 15 5.33 Elliptical Fitness Crosstrainer Diagram 5.2 - Eddy Current Magnet (serial code AAAB) Eddy Current Magnet Magnet Cable If the resistance measures significantly less than 90 Ω or significantly more than 110 Ω. THEN... OTHERWISE... Replace the magnet as described Reconnect the magnet wires, then in Procedure 7.13.

  • Page 16: Procedure 5.2 - Inspecting And Adjusting Belt Alignment And Tension

    5.33 Ellipitical Fitness Crosstrainer Procedure 5.2 - Inspecting and Adjusting Belt Alignment and Tension Procedure Set the on/off switch in the “off” position, remove the A.C. line cord from the A.C. outlet. WARNING Before continuing with this procedure, review the Warning and Caution statements listed in Section One, Things You Should Know.
  • Page 17 5.33 Elliptical Fitness Crosstrainer 13. Belt tension must now be checked and if necessary corrected. Remember, if it is necessary to change belt tension, the belt alignment must be maintained. Diagram 5.3 - Drive Unit Input Belt Adjustment Slot Step Up Belt Input Belt Tension Bolt...
  • Page 18 5.33 Ellipitical Fitness Crosstrainer Diagram 5.4 - Measuring Belt Tension 15 lbs 1/4” 16. If the locking tabs on the right and left step up belt tension bolts have not been straightened, use pliers to bend the locking tabs out of the way so that the bolts can be turned. IF...
  • Page 19 5.33 Elliptical Fitness Crosstrainer 21. Using your finger, press in on the center of the lower span of the input belt. Compare the pressure required to deflect the input belt to the pressure required to deflect the step up belt. 22.

  • Page 20: Procedure 5.3 - Drive Input Assembly Adjustments

    5.33 Ellipitical Fitness Crosstrainer Procedure 5.3 - Drive Input Assembly Adjustments This procedure ensures that the drive input assembly, the drive belts and the eddy current magnet are correctly adjusted and aligned. All of the checks described in this procedure must be performed to ensure proper operation.
  • Page 21 5.33 Elliptical Fitness Crosstrainer Diagram 5.6 - Pillow block Mounting Bolts Tap Here Loosen Loosen Loosen Do not Loosen Using a rubber mallet, gently tap the top of the pillow block with two loosened nuts (the right hand pillow block in our illustration) until the two measurements in Diagram 5.6 are within 1/16 inch.
  • Page 22 5.33 Ellipitical Fitness Crosstrainer 10. If the difference between the two measurements are greater than 1/16 inch, continue with step 11. If the difference is less than 1/16 inch, skip to “eddy current magnet adjustment”. 11. You will be adjusting one half of the difference between the two measurements with each of the step up pulley adjustment nuts.

  • Page 23: Procedure 6.1 - Troubleshooting The Lower And Upper Interconnect Cable

    5.33 Elliptical Fitness Crosstrainer Procedure 6.1 - Troubleshooting the Lower and Upper Interconnect Cable Typical symptoms associated with a defective interconnect cable is either an error 30 or no power to the upper PCA. This procedure requires that you have a known good upper interconnect cable, lower interconnect cable and mid-point connector.
  • Page 24 9. 10. Replace the upper PCA per Procedure 7.2, steps 9 to 11. 11. If you have performed all of the procedures above and have been unable to correct the problem, call Precor customer service. Page 24...

  • Page 25: Procedure 6.2 - Troubleshooting The Keypad And Upper Pca

    5.33 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. The keys on this unit are touch sensitive keys. It is necessary to use the keypad diagnostics to troubleshoot the key functions.
  • Page 26 10. If you have performed all of the procedures above and have been unable to correct the problem, call Precor customer service. 11. Access the diagnostics program per procedure 2.1. If the key(s) necessary to access the diagnostic program is not functioning, skip to step 14.

  • Page 27: Procedure 6.3 - Troubleshooting The Speed Sensor

    5.33 Elliptical Fitness Crosstrainer Procedure 6.3 - Troubleshooting the Speed Sensor Circuit Description The speed sensor is a reed switch. A magnet is mounted on the step up pulley. The magnet passes the speed sensor once per revolution. The output from the speed sensor is a 5 Vdc square wave, the frequency of which indicates the operating speed.
  • Page 28 If you have performed all of the above tests and the speed sensor is still not functioning, call Precor Technical Support. Check the operation of the EFX as described in Section Four. Page 28...

  • Page 29: Procedure 6.4 - Troubleshooting The Eddy Current System

    They are lower PCA and upper PCA. Replace only one part at a time. If the new part does not correct the problem re-install the original part. If you have performed all of the above tests and there is still no resistance, call Precor Technical Support.
  • Page 30 13. Measure from both eddy current magnet wires to frame ground. A normal reading for both measurements is open (∞). If the either resistance measurement is significantly low, replace the eddy current magnet. 14. If you have performed all of the above tests and the resistances are still incorrect, call Precor Technical Support. Page 30...

  • Page 31: Procedure 6.5 - Upper Display Does Not Illuminate

    PCA. 12. If you have performed all of the above tests and are unable to resolve the problem, contact Precor customer support. 13. Plug the line cord into the wall outlet and set the on/off switch in the “on” position.
  • Page 32 17. If the measurement is good, replace the speed sensor. If the measurement is significantly low, replace the interconnect cable. 19. If you have performed all of the above tests and are unable to resolve the problem, contact Precor customer support. Diagram 6.5 - Lower PCA (serial codes CR and ST) Data Cable...
  • Page 33 5.33 Elliptical Fitness Crosstrainer Diagram 6.6 - Lower PCA (serial code AAAB) Data Cable Magnet Cable Speed Sensor Connector AC Input Wiring Page 33...

  • Page 34: Procedure 7.1 - Replacing Or Removing A Rear Cover Section

    5.33 Ellipitical 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.
  • Page 35 5.33 Elliptical Fitness Crosstrainer If you are removing the front cover section, the right, left and top cover sections must be removed first. Remove the four screws that fasten the frame cover to the frame (See Diagram 7.1). Remove two phillips screws that fasten the bottom of the front cover section to the frame.

  • Page 36: Procedure 7.2 - Replacing A Display Enclosure Or Upper Pca

    - Replacing a Display Enclosure or Upper PCA Procedure Anti-static kits (part number 20024-101) can be ordered from Precor. The keyboard is part of the display housing front panel. If the keyboard is not functioning properly, replace the display housing front panel.

  • Page 37: Keyboard Connector

    5.33 Elliptical Fitness Crosstrainer Diagram 7.3 - Display Housing Front Panel, Rear View Heart Rate Connector Upper PCA Interconnect Cable Connector Keyboard Connector Position the replacement upper PCA at its mounting location on the display housing front panel (refer to Diagram 7.3). Replace and tighten the upper PCA mounting screws. Reconnect the keyboard cable to the upper PCA.

  • Page 38: Procedure 7.3 - Replacing A Lower Pca

    5.33 Ellipitical 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.
  • Page 39 5.33 Elliptical Fitness Crosstrainer Carefully, rotate the lower PCA mounting bracket away from the front cover section and disconnect the interconnect cable from the lower PCA. Remove the lower PCA and mounting bracket from the unit. Remove the four screws that fasten the lower PCA to the mounting bracket and remove the lower PCA from the mounting bracket.
  • Page 40 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 of the EFX 5.33 as described in Section Four. Page 40...

  • Page 41: Procedure 7.4 - Replacing A Lower Or Upper Interconnect Cable

    5.33 Elliptical Fitness Crosstrainer Procedure 7.4 - Replacing a Lower or Upper Interconnect Cable Procedure Note: Before you install a new interconnect cable, ensure that the interconnect cable is defective. Refer to Procedure 6.1. Set the on/off switch in the off position. Pry the end cap out the front of the frame base tube with a thin bladed screwdriver (See Diagram 7.6).
  • Page 42 5.33 Ellipitical Fitness Crosstrainer Securely tape one end of the replacement lower interconnect cable to the lower PCA end of the existing lower interconnect cable. Carefully draw the existing lower interconnect cable out of the front of the frame as you carefully feed the replacement cable into the access hole near the lower PCA.

  • Page 43: Procedure 7.5 - Replacing A Power Entry Module

    5.33 Elliptical Fitness Crosstrainer Procedure 7.5 - Replacing a Power Entry Module Procedure Note: The power entry module on this EFX is a multifunction unit. It functions as a power entry module, A.C. line fuse holder, on/off switch and A.C.line filter. Set the on/off switch in the off position.
  • Page 44 5.33 Ellipitical Fitness Crosstrainer Set the replacement power entry module at it’s mounting position, secure the power entry module with the screws removed in step 4. Replace 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.

  • Page 45: Procedure 7.6 - Replacing A Crankarm Assembly

    5.33 Elliptical Fitness Crosstrainer Procedure 7.6 - 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.
  • Page 46 5.33 Ellipitical 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.

  • Page 47: Procedure 7.7 - Replacing A Pillow Block Bearing

    5.33 Elliptical Fitness Crosstrainer Procedure 7.7 - Replacing a Pillow Block Bearing 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.
  • Page 48 5.33 Ellipitical Fitness Crosstrainer Diagram 7.9 - Pillow Block Bearings (serial codes CR and ST) Input Pulley Mounting Nut Pillow Block Bearing Diagram 7.10 - Pillow Block Bearings (serial code AAAB) 10. Thread and hand tighten the pillow block mounting nuts onto the mounting studs or mounting bolts.
  • Page 49 5.33 Elliptical Fitness Crosstrainer 12. 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. Check the input drive adjustment per procedure 5.3. 16. Replace the stairarms per Procedure 7.17. 17.
  • Page 50 5.33 Ellipitical Fitness Crosstrainer Procedure 7.8 - Replacing an Input Drive 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.
  • Page 51 5.33 Elliptical Fitness Crosstrainer Slide the step up and input belts onto the input drive assembly as you set the input drive assembly in it’s mounting position in the EFX. Replace the magnet assembly per Procedure 7.13. 10. Complete the installation, alignment and tensioning per Procedure 7.7, steps 9 to 17. Page 51...

  • Page 52: Procedure 7.9 - Replacing An Input Pulley Belt

    5.33 Ellipitical Fitness Crosstrainer Procedure 7.9 - Replacing an Input Pulley Belt 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.
  • Page 53 5.33 Elliptical Fitness Crosstrainer Diagram 7.12 - Input Pulley Belt Input Pulley Belt Input Pulley 12. Slide the step up and input belts onto the input drive assembly as you set the input drive assembly in its mounting position in the drive unit. 13.

  • Page 54: Procedure 7.10 - Replacing A Step-Up Pulley Belt

    5.33 Ellipitical Fitness Crosstrainer Procedure 7.10 - Replacing a Step-Up Pulley Belt 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.
  • Page 55 5.33 Elliptical Fitness Crosstrainer Diagram 7.13 - Step Up Pulley Belt Step Up Pulley Belt Step Up Pulley Tension Bolt Tension Bolt 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 17. Page 55...

  • Page 56: Procedure 7.11 - Replacing A Step-Up Pulley Assembly

    5.33 Ellipitical Fitness Crosstrainer Procedure 7.11 - Replacing a Step-Up Pulley 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.

  • Page 57: Procedure 7.12 - Replacing A Speed Sensor Assembly

    5.33 Elliptical Fitness Crosstrainer Procedure 7.12 - Replacing a Speed Sensor Assembly Procedure Set the on/off switch in the “off” position. WARNING Before continuing with this procedure, review the Warning and Caution statements listed in Section One, Things You Should Know. Remove the left and right cover sections as described in Procedure 7.1.
  • Page 58 5.33 Ellipitical Fitness Crosstrainer Reconnect the speed sensor cable to the lower PCA. Re-install the left and right cover sections as described in Procedure 7.1, then check the operation of the EFX as described in Section Four. Page 58...

  • Page 59: Procedure 7.13 - Replacing An Eddy Current Magnet Assembly

    5.33 Elliptical Fitness Crosstrainer Procedure 7.13 - Replacing an Eddy Current Magnet Assembly Procedure Set the on/off switch in the “off” position, then unplug the power cord from the wall outlet. WARNING Before continuing with this procedure, review the Warning and Caution statements listed in Section One, Things You Should Know.
  • Page 60 5.33 Ellipitical Fitness Crosstrainer Position the magnet assembly at its mounting position so that the eddy current disk is centered between the magnet poles. Replace and hand tighten the magnet assembly mounting bolts. Torque the magnet assembly mounting bolts to 43 in/lbs. Reconnect the magnet cable to the magnet assembly.

  • Page 61: Procedure 7.14 - Replacing A Stairarm Pivot Block

    5.33 Elliptical Fitness Crosstrainer Procedure 7.14 - Replacing a Stairarm Pivot Block 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.
  • Page 62 5.33 Ellipitical Fitness Crosstrainer Slide the stairarm pivot block onto the crankarm pin and replace the retaining ring removed in step 5. Slide the stairarm onto the stairarm pivot block. Install and hand tighten the stairarm pivot block mounting hardware. Torque the stairarm pivot block mounting bolt to 15 ft./lbs. Replace the left and/or right cover sections per Procedure 7.1.

  • Page 63: Procedure 7.15 - Replacing A Wheel Assembly

    5.33 Elliptical Fitness Crosstrainer Procedure 7.15 - 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.

  • Page 64: Procedure 7.16 - Replacing A Stairarm Pedal

    5.33 Ellipitical Fitness Crosstrainer Procedure 7.16 - Replacing a Stairarm Pedal 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.

  • Page 65: Procedure 7.17 - Replacing A Stairarm

    5.33 Elliptical Fitness Crosstrainer Procedure 7.17 - 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.

  • Page 66: Procedure 7.18 - Replacing A Ramp Assembly

    5.33 Ellipitical Fitness Crosstrainer Procedure 7.18 - 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.
  • Page 67 5.33 Elliptical Fitness Crosstrainer Remove the screw and star washer that fastens the lockout pin to the bottom of the ramp. 10. Mount the lockout pin on the bottom of the replacement ramp with the screw and star washer removed in step 8. 11.

  • Page 68: Procedure 7.19 - Replacing A Handlebar

    5.33 Ellipitical Fitness Crosstrainer Procedure 7.19 - Replacing a Handlebar Procedure Set the on/off switch in the off position. Remove the bolt that fastens the lower end of the handlebar to the secondary link. Remove three bolts and washers that fasten the handlebar to the upper pivot. Set the replacement handlebar in it’s mounting position and hand start the three bolts and washers, removed in step 3, that fasten the handlebar to the upper pivot.

  • Page 69: Procedure 7.20 - Replacing A Input Belt Tensioner

    5.33 Elliptical Fitness Crosstrainer Procedure 7.20 - Replacing a Input Belt Tensioner 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.
  • Page 70 5.33 Ellipitical Fitness Crosstrainer Slide a stout screwdriver blade into the adjustment slot (See Diagram 7.22) to the left of the input belt tensioner pulley. Using the screwdriver as a lever, press the pulley to the right. While maintaining constant pressure on pulley, check the belt tension with your finger. When the belt tension feels correct, tighten and torque the input belt tension bolt to 200 in./ lbs.

  • Page 71: Procedure 7.21 - Replacing An Upper Pivot

    5.33 Elliptical Fitness Crosstrainer Procedure 7.21 - Replacing an Upper Pivot 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.
  • Page 72 5.33 Ellipitical Fitness Crosstrainer Rotate the handlebar back into position against the upper pivot and fasten the handlebar to the upper pivot with the bolts and washers removed in step 2. Torque the bolts to 156 in./ lbs. Set the on/off switch in the on position, thoroughly test the EFX per Section Four. Page 72...

  • Page 73: Procedure 7.22 - Replacing A Secondary Link (Serial Codes Cr And St, Only)

    5.33 Elliptical Fitness Crosstrainer Procedure 7.22 - Replacing a Secondary Link (serial codes CR and ST, only) 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.
  • Page 74 5.33 Ellipitical Fitness Crosstrainer Fasten the secondary link to the handlebar with the bolt removed in step 2. Torque the bolt to 156 in.lbs. Set the on/off switch in the on position and thoroughly test the EFX per Section Four. Page 74...

  • Page 75: Procedure 7.23 - Replacing A Stairarm Connector (Serial Codes Cr And St, Only)

    5.33 Elliptical Fitness Crosstrainer Procedure 7.23 - Replacing a Stairarm Connector (serial codes CR and ST, only) 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.
  • Page 76 5.33 Ellipitical Fitness Crosstrainer Torque the two bottom bolts to 50 in./lbs. Torque the horizontal bolt to 11 ft.lbs. Replace the retaining ring that fastens the secondary link to the stairarm connector. Set the on/off switch in the on position and thoroughly test the EFX per Section Four. Page 76...

  • Page 77: Procedure 7.24 - Replacing A Main Column

    5.33 Elliptical Fitness Crosstrainer Procedure 7.24 - Replacing a Main Column Procedure Set the on/off switch in the off position. Remove the A.C. line cord from the A.C. outlet. Attach the anti-static wrist strap to your arm, then connect the ground lead of the wrist strap to the EFX frame.
  • Page 78 5.33 Ellipitical Fitness Crosstrainer Unthread the right hand upper pivot from the main column with a 7/16” allen wrench. A 7/16” hex key bit that fits your torque wrench will be required in step 16. Rotate the handlebar with upper pivot forward until it rests on the floor. 10.

  • Page 79: Procedure 7.25 - Replacing A Frame Tube

    5.33 Elliptical Fitness Crosstrainer Procedure 7.25 - Replacing a Frame Tube Procedure Set the on/off switch in the off position. Remove the two screws that fasten the cover near the middle of the main column. Remove the cover. Remove the four bolts and washers that fasten the lower end of the frame tube to the frame base.

  • Page 80: Procedure 7.26 - Replacing A Ramp Support

    5.33 Ellipitical Fitness Crosstrainer Procedure 7.26 - Replacing a Ramp Support 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.
  • Page 81 5.33 Elliptical Fitness Crosstrainer Remove the four bolts that fasten the ramp to the rear ramp bracket (See Diagram 7.20). Remove two bolts, four washers and two nuts that fasten the ramp to the front ramp support. Remove the ramp from the EFX. Remove the two bolts at the lower end of the ramp support, remove the ramp support.

  • Page 82: Procedure 7.27 - Replacing A Ramp Mounting Bracket

    5.33 Ellipitical Fitness Crosstrainer Procedure 7.27 - 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.
  • Page 83 5.33 Elliptical Fitness Crosstrainer Remove two bolts, four washers and two nuts that fasten the ramp to the front ramp support. Remove the ramp from the EFX. Remove the two bolts, wave washers and shims that fasten the ramp mounting bracket to the frame.

  • Page 84: Procedure 7.28 - Replacing A Rear Cover Support

    5.33 Ellipitical Fitness Crosstrainer Procedure 7.28 - Replacing a Rear Cover Support Procedure Set the on/off switch in the off position. Remove the A.C. line cord from the A.C. outlet and from the power entry module. Remove the top, left and right cover sections per Procedure 7.1. Diagram 7.30 - Rear Cover Support Mounting Screw...
  • Page 85 5.33 Elliptical Fitness Crosstrainer 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 and test the EFX per Section Four. Page 85...

  • Page 86: Procedure 7.29 - Replacing A Power Entry Module Fuse

    5.33 Ellipitical Fitness Crosstrainer Procedure 7.29 - Replacing a Power Entry Module Fuse Procedure Set the on/off switch in the off position. Remove the A.C. line cord from the A.C. outlet and from the power entry module. Using a thin bladed screwdriver, carefully pry the fuse access door open (See Diagram 7.31 or Diagram 7.32)).
  • Page 87 5.33 Elliptical Fitness Crosstrainer Diagram 7.32 - Power Entry Module Fuse (serial code AAAB) Power Entry Module Fuse Fuse Module Set the on/off switch in the on position and test the EFX per Section Four. Page 87...

  • Page 88: Procedure 7.30 - Replacing The Handlebar To Stairarm Link (Serial Code Aaab, Only)

    5.33 Ellipitical Fitness Crosstrainer Procedure 7.30 - Replacing the Handlebar to Stairarm Link (serial code AAAB, only) Procedure Set the on/off switch in the off position. Remove the A.C. line cord from the A.C. outlet and from the power entry module. Remove the end caps from the rear and the front inside of the handlebar to stairarm link.
  • Page 89 5.33 Elliptical Fitness Crosstrainer Torque the both the front and rear handlebar to stairarm link mounting bolts to 156 inch pounds. Set the on/off switch in the on position and test the EFX per Section Four Page 89...

  • Page 90: Procedure 7.31 - Replacing The Prom

    5.33 Ellipitical Fitness Crosstrainer Procedure 7.31 - Replacing the PROM Anti-static kits (part number 20024-101) can be ordered from Precor. 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.

  • Page 91: Wiring Diagram 8.1 - 5.33 120 Vac (Serial Codes Cr And St)

    5.33 Elliptical Fitness Crosstrainer Wiring Diagram 8.1 - 5.33 120 Vac (serial codes CR and ST) Power Entry Module Upper Lower Mid-Point Connector Page 91...

  • Page 92: Block Diagram 8.2 - 5.33 120 Vac (Serial Codes Cr And St)

    5.33 Ellipitical Fitness Crosstrainer Block Diagram 8.2 - 5.33 120 Vac (Serial codes CR and ST) Page 92...

  • Page 93: Wiring Diagram 8.3 - 5.33 120 Vac (Serial Code Aaab)

    5.33 Elliptical Fitness Crosstrainer Wiring Diagram 8.3 - 5.33 120 Vac (Serial code AAAB) J6-2,5,8 J7-2,5,8 J7-1 J7-1,4,7 J6-1,4,7 Upper J7-2 J7-6 J6-6 Lower J6-3 J7-3 J1-1 J1-2 Page 93...

  • Page 94: Block Diagram 8.4 - Block Diagram (Serial Code Aaab, Adfj)

    5.33 Ellipitical Fitness Crosstrainer Block Diagram 8.4 - Block Diagram (Serial code AAAB, ADFJ) Page 94...

Table of Contents

Save PDF