Matrix G7-S23-02 Service Manual

Converging shoulder press

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Issue date
Edition
01
Doc No.
JOHNSON
Revision
28
Edition time
Page
date
G7-S23-02
CONVERGING SHOULDER
PRESS
SERVICE MANUAL
Approval
Review
Editor
Allen Sun
Allen Sun
Hans Kong
1

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Summary of Contents for Matrix G7-S23-02

  • Page 1 Issue date Edition Doc No. JOHNSON Revision Edition time Page date G7-S23-02 CONVERGING SHOULDER PRESS SERVICE MANUAL Approval Review Editor Allen Sun Allen Sun Hans Kong...
  • Page 2: Table Of Contents

    CONTENTS CHAPTER 1:SERIAL NUMBER LOCATION................... 3 CHAPTER 2:MAINTENANCE & SAFETY....................4 CHAPTER 3:ASSEMBLY INSTRUCTION....................6 CHAPTER 4:TROUBLESHOOTING......................9 4.1 The Repetition Display Is Blank Or Is Not Counting Movements..........9 4.2 Incremental Weight Pin Is Loose Or Feels Sloppy..............11 4.3 Weight Stack Pin Will Not Go Into Some Or All Weight Plates..........12 4.4 The Weight Stack Cable Is Falling Off A Pulley Or Cam............13 4.5 Repetition Magnet Has Fallen Off Or Is Missing...............
  • Page 3: Chapter 1:Serial Number Location

    CHAPTER 1:SERIAL NUMBER LOCATION...
  • Page 4: Chapter 2:Maintenance & Safety

    CHAPTER 2:MAINTENANCE & SAFETY IMPORTANT SAFETY INFORMATION It is the sole responsibility of the purchaser of MATRIX products to instruct all individuals, whether they are the end user or supervising personnel on proper usage of the equipment. It is recommended that all users of MATRIX exercise equipment be informed of the following information prior to its use.
  • Page 5 CHAPTER 2:MAINTENANCE & SAFETY PROPER USAGE 1. Do not exceed weight limits of the exercise device. 2. If applicable, set safety stops to appropriate height. 3. If applicable, adjust seat pads, leg pads, foot pads, range of motion adjustment, or any other type of adjustment mechanisms to a comfortable start position.
  • Page 6: Chapter 3:Assembly Instruction

    CHAPTER 3: ASSEMBLY INSTRUCTION...
  • Page 7 CHAPTER 3: ASSEMBLY INSTRUCTION...
  • Page 8 CHAPTER 3: ASSEMBLY INSTRUCTION...
  • Page 9: Chapter 4:Troubleshooting

    CHAPTER 4:TROUBLESHOOTING 4.1 THE REPETITION DISPLAY IS BLANK OR IS NOT COUNTING MOVEMENTS. Possible Causes 1) The rep counter battery is dead or disconnected. 2) The rep counter is unplugged from the repetition sensors. 3) The magnet is missing or positioned incorrectly. 4) The repetition sensors are faulty or positioned incorrectly.
  • Page 10 CHAPTER 4:TROUBLESHOOTING 4.1 THE REPETITION IS BLANK OR IS NOT COUNTING MOVEMENTS.
  • Page 11: Incremental Weight Pin Is Loose Or Feels Sloppy

    CHAPTER 4:TROUBLESHOOTING 4.2 INCREMENTAL WEIGHT PIN IS LOOSE OR FEELS SLOPPY Possible causes 1) The snap ring holding the incremental weight pin in position is damaged or missing. 2) The incremental weight pin is damaged. Solution 1) Remove the weight stack covers. a.
  • Page 12: Weight Stack Pin Will Not Go Into Some Or All Weight Plates

    CHAPTER 4:TROUBLESHOOTING 4.3 WEIGHT STACK PIN WILL NOT GO INTO SOME OR ALL WEIGHT PLATES Possible Causes 1) The weight stack pin is bent. 2) The cable is attached too loosely or too tightly. 3) The weight plates are not seated correctly at the bottom of the guide rods. 4) The top weight plate bushings are damaged.
  • Page 13: The Weight Stack Cable Is Falling Off A Pulley Or Cam

    CHAPTER 4:TROUBLESHOOTING 4.4 THE WEIGHT STACK CABLE IS FALLING OFF A PULLEY OR CAM Possible Causes 1) The cable is too loose or too tight. 2) The cable is routed incorrectly. Solution 1) Check the tightness of the cable. Make sure that it is tensioned properly. 2) Check the routing of the cable through the weight stack.
  • Page 14: Repetition Magnet Has Fallen Off Or Is Missing

    CHAPTER 4:TROUBLESHOOTING 4.5 REPETITION MAGNET HAS FALLEN OFF OR IS MISSING Possible Causes 1) The repetition counter magnet was not secured tightly enough to the repetition counter bracket. Solution 1) Remove side covers and the 2 screws fixing the magnet frame (Figure A). 2) Install a zip tie to securely attach the magnet to the bracket (Figure B).
  • Page 15: Adjustable Handle Does Not Move Easily

    4.6 ADJUSTABLE HANDLE DOES NOT MOVE EASILY Possible causes 1) The pins are rubbing on the frame creating friction. Solution 1) Remove the affected pin, add grease (Matrix recommends Super Lube brand grease with PTFE) and then re-install the pin.(1000097194/1000211102)
  • Page 16: Chapter 5:Parts Replacement

    CHAPTER 5:PARTS REPLACEMENT 5.1 TESTING THE UNIT Once the unit or replacement part is fully installed and assembled and properly placed on the floor, use the following instructions to test the machine: NOTE:Not all of the replacement instructions will apply to every model. 1) Check that the weight stack pin will slide freely into the weight stack at all positions.
  • Page 17: Repetition Counter

    CHAPTER 5:PARTS REPLACEMENT 5.3 REPETITION COUNTER 1) Remove the 4 screws going through the aluminum wing into the top cover of the weight stack (Figure A). 2) Disconnect the repetition counter wire and remove the aluminum wing and top cover from the weight stack (Figure B).
  • Page 18: Side Cover

    CHAPTER 5:PARTS REPLACEMENT 5.4 SIDE COVER 1) Remove the 4 screws going through the aluminum wing into the top cover of the weight stack (Figure A). 2) Disconnect the repetition counter wire and remove the aluminum wing and top cover from the weight stack (Figure B).
  • Page 19: Repetition Sensor

    CHAPTER 5:PARTS REPLACEMENT 5.5 REPETITION SENSOR 1) Remove the 4 screws going through the aluminum wing into the top cover of the weight stack (Figure A). 2) Disconnect the repetition counter wire and remove the aluminum wing and top cover from the weight stack (Figure B).
  • Page 20: Incremental Weight Pin

    CHAPTER 5:PARTS REPLACEMENT 5.6 INCREMENTAL WEIGHT PIN 1) Remove the side covers as outlined in Section 5.4. 2) Remove the 4 screws holding on the clear plastic cover over the incremental weight pin and remove it (Figures A & B). 3) Remove the 2 screws holding on the reaction block and remove it (Figures C &...
  • Page 21 CHAPTER 5:PARTS REPLACEMENT 5.6 INCREMENTAL WEIGHT PIN...
  • Page 22: Weight Plate

    CHAPTER 5:PARTS REPLACEMENT 5.7 WEIGHT PLATE 1) Remove the outside cover as outlined in Section 5.2&5.4. 2) Remove the 4 screws holding on the clear plastic cover over the incremental weight pin and remove it (Figures A & B). 3) Remove the 2 screws holding on the reaction block and remove it (Figures C & D). 4) Move the rubber cover on the cable by pulling up on it (Figure E).
  • Page 23 CHAPTER 5:PARTS REPLACEMENT 5.7 WEIGHT PLATE FIGURE H FIGURE I FIGURE J...
  • Page 24: Weight Stack Pulley

    CHAPTER 5:PARTS REPLACEMENT 5.8 WEIGHT STACK PULLEY 1) Remove the side covers as outlined in Section 5.4. 2) Remove the 4 screws holding on the clear plastic cover over the incremental weight pin and remove it (see Section 5.6 for pictures). 3) Move the rubber cover on the cable by pulling up on it (Figure A).
  • Page 25: Head&Seat&Back Pad

    CHAPTER 5:PARTS REPLACEMENT 5.9 HEAD&SEAT&BACK PAD 1) Remove 4 screws under the seat on both sides to replace the seat pad (Figure A). 2) Remove upper screw to replace the head pad (Figure B). 3) Remove lower 2 screws to replace the back pad (Figure B). FIGURE A FIGURE B...
  • Page 26: Adjustable Handle

    CHAPTER 5:PARTS REPLACEMENT 5.10 ADJUSTABLE HANDLE 1) Loosen the lock nut on the seat adjustment handle by turning it clockwise (Figure A). 2) Remove the seat adjustment handle by turning it counter-clockwise (Figure B). 3) Reverse Steps 1-2 to install a new seat adjustment handle. (1000211102)
  • Page 27: Connection Rod

    CHAPTER 5:PARTS REPLACEMENT 5.11 CONNECTION ROD 1) Remove the 2 screws going into the connecting rod (Figure A). 2) Remove the connecting rod (Figure B). (1000398860) 3) When installing a new connecting rod, make sure that the swirl spring is present and properly installed (there should be at least 2 swirl springs for each set of 4 connecting rods) (Figures C &...
  • Page 28: Chapter 6:Parts List

    CHAPTER 6:PARTS LIST Part List SAP No. SAP Description Control board 1000096514 Control Board;Matrix;;H102;S1.60;;GM40; Sensor 1000096531 Sensor;;;;;24AWG;1200mm;OKIx3+XHS-5Y; Adjustable pin 1000398254 Adjustment Pin Assembly;Assembly;;weight Snap ring 1000102910 Snap Ring;External C-Shaped;S-12;;BED; Adjustable rod 099059 Incremental Adjustable Rod-Exreawork;Inc Fixing axle 1000408503 Fixing Axle;Steel Rope Head;Short;45#;Ch...

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