MAXIMUM AND MINIMUM TEMPERATURE

The maximum and minimum record of the indoor and remote temperatures will be automatically stored in the memory of the main unit. To display the minimum, maximum or the current reading press MEMORY button on the back panel.

To clear the memory, press and hold MEMORY button on the back for two seconds and all previously stored readings will be erased.

LOST COMMUNICATION

If the main unit display line for the remote temperature sensor reading goes blank, press and hold the back DOWN (▼) button for 2 seconds to begin a new signal search. If the signal still isn’t received, please make sure that:

The remote temperature sensor is in its proper location.

The distance between main unit and remote temperature sensor is not over 100 feet (30meters).

The path between units is clear of obstacles. Shorten the distance if necessary.

Fresh batteries are installed correctly in both remote temperature sensor and main unit.

If there is no reception, please perform the following steps:

Bring the main unit and remote temperature sensor close together.

Remove four (4) small screws from the back of the remote temperature sensor with small Phillips screwdriver, and open the battery compartment.

Remove the batteries from the battery compartment and reinstall them in the same manner. Remote sensor LED indicator will flash showing transmission of the signal.

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Remove the batteries from the main unit and reinstall them in the same manner.

The remote temperature appeared on the main unit’s display will show that transmission is being received successfully.

If the main unit display line for the remote rain gauge reading goes blank, press and hold the front DOWN (▼) button for 2 seconds to begin a new signal search.

If the signal still isn’t received, please make sure that:

The remote rain gauge is in its proper location.

The distance between main unit and remote rain gauge is not over 100 feet (30meters).

The path between units is clear of obstacles. Shorten the distance if necessary.

Fresh batteries are installed correctly in both remote rain gauge and main unit.

TRANSMISSION COLLISION

Signals from the other household devices such as wireless doorbells, home security systems, and entry control, may interfere with this product or cause temporary reception interruption. This is normal and will not affect the general performance of the product. The transmission and reception of the remote readings will resume once the interference subsides.

CALENDAR AND CLOCK DISPLAY MODES

Date is displayed in month-date or date-month format. Each press of the MODE button on the back panel will toggle the clock modes between the time with seconds, time with the day, time zone and a calendar.

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Honeywell TC150 user manual Maximum and Minimum Temperature, Lost Communication, Transmission Collision