Replacing the Catch Magnet
You can replace the magnet that is part of the pull cord assembly when the magnet is broken.
Before you begin
Note: Only qualified Marport technicians can
do this task.
For this task you need the following tools:
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9/64" Allen key | Drift punch / pliers | Arbor press / hammer | Anti-seize |
Procedure
- Remove the old pull cords.
- Remove the four screws on the pull cord assembly with a 9/64 size Allen key.
- Remove the cords, spring and magnet from the hole.
- If the pull-cords are in good condition, only replace the magnet.
- To remove the old magnet, remove the pin between the arms of the magnet using a drift punch or pliers.
- Slide the rope end between the arms of the new magnet with the pin facing up (1).
- Install the pin down through housing arms to secure rope in place. You can use an arbor press or hammer.
- Check that the rope is not pinched between the pin and housing arms and that the pin does not interfere with the spring.
- Install the new pull-cord assembly.
- Put the new pull-cord assembly in the hole on the side or end cap of the sensor.
- Apply anti-seize on the four screw threads, then tighten the screws with the 9/64 size Allen key.