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SRM Power Meter Battery Replacement

What you need

  1. SRM Power Meter Battery Replacement, Open the Power Meter: step 1, image 1 of 3 SRM Power Meter Battery Replacement, Open the Power Meter: step 1, image 2 of 3 SRM Power Meter Battery Replacement, Open the Power Meter: step 1, image 3 of 3
    • Remove the chain rings. On some models there are little screws to open the cap. On my FSA Model there is a tab to pop open the cap.

    • Make sure the seals stay intact.

    • There are 2 batteries glued in. They are connected with a power cable that has a little 2 pin plug.

  2. SRM Power Meter Battery Replacement, Remove Batteries: step 2, image 1 of 3 SRM Power Meter Battery Replacement, Remove Batteries: step 2, image 2 of 3 SRM Power Meter Battery Replacement, Remove Batteries: step 2, image 3 of 3
    • ATTENTION: Make sure you don't damage the thin cooper wires marked in yellow.

    • Unplug the batteries from the circuit board. (red)

    • With the solder gun remove the cables from the old batteries. Make sure not to melt the cables or plug.

  3. SRM Power Meter Battery Replacement, Prepare new Batteries: step 3, image 1 of 3 SRM Power Meter Battery Replacement, Prepare new Batteries: step 3, image 2 of 3 SRM Power Meter Battery Replacement, Prepare new Batteries: step 3, image 3 of 3
    • My batteries had mounting pins attached to the silver side. They have to be remove with pliers.

    • The terminal pins have to be bent straight.

    • Finally the pins have to be cut to the same length as the old batteries.

  4. SRM Power Meter Battery Replacement, Attach Wires: step 4, image 1 of 3 SRM Power Meter Battery Replacement, Attach Wires: step 4, image 2 of 3 SRM Power Meter Battery Replacement, Attach Wires: step 4, image 3 of 3
    • Add heat shrink to cables and solder them to battery. Red to (+) and black to (-)

    • Push the heat shrink up to cover the entire pin and soldering connection.

    • Twist the wired back together gently.

  5. SRM Power Meter Battery Replacement, Insert the Batteries: step 5, image 1 of 3 SRM Power Meter Battery Replacement, Insert the Batteries: step 5, image 2 of 3 SRM Power Meter Battery Replacement, Insert the Batteries: step 5, image 3 of 3
    • Attach the new batteries. There is a + on the circuit board on the side where the red wire goes.

    • Push the batteries gently back into place.

    • Connect the power meter and check the battery status of the sensor. On my Garmin I see NEW.

midiman127

Member since: 04/27/10

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