Error 3 on Trotter/Cybex 300T Treadmill

Probable Cause

An error 3 on the Cybex/Trotter 300T treadmill indicates a loss of speed signal.

Things to check for an error 3 are:
a) Speed sensor
b) Gap of speed sensor
c) Cable

Corrective Action

a) Inspect speed sensor and test; Replace sensor if necessary.
b) Inspect gap of speed sensor; Adjust gap if necessary.
c) Inspect cable and connections; Re-connect cable or replace cable if necessary.

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