OTIS GenII WireFree OI-6900, Руководство по эксплуатации, Страница: 15 / 49

Nulling the Sensor cont...
6. Press ADD for “yes” or SUB for “no”.
NOTE: If too much time elapses between when ADD is pressed and when the question regarding clean air is
answered, the device will default back to the primary Null screen. If this occurs, simply press ADD again.
7. The Display Screen should resemble the following illustration (as the device counts down from 6 to 0):
8. Once the device has been Nulled, the Display Screen should resemble the following illustration:
9. Once the Null is set, proceed to the next step.
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