How long does a watchman battery last?

The battery on the Watchman Sonic lasts for approximately up to 5 years. To replace it, follow these instructions: Switch off your Watchman display in the house. Remove the transmitter from the tank and take transmitter indoors, into a clean dry environment.

Why is my oil watchman not working?

Unscrew and remove the power tube (battery) wait for 2 minutes and then screw the battery back on. Turn on the unit inside. This should reboot the system. Within a few minutes the Watchman should display the level of oil in your tank.

Why is my watchman alarm going off?

False Alarm: This may be caused by the incorrect tank height being entered into the unit. Please refer to section 5 and ensure that you have set the Dip switches to the correct height of the tank. Alternatively the tank on which the unit is being used may be unsuitable. The oil in the tank may be being used too fast.

How do you change batteries in oil watchman?

Put the new batteries in, positive-end first. The negative end of the last battery will connect to the cap when you replace it. Twist the cap carefully back onto the tube, making sure it goes all the way on. That’s all there is to it.

What kind of battery do I need for my watchman?

The lithium battery fitted to your Watchman will have a long service life, but it will eventually become exhausted and will need replacing. The battery model required is: VARTA CR2430, and they are avaliable locally from good photographic shops or chemists or can be purchased online.

What does a watchman do for a heating oil tank?

A Watchman is an automated oil monitoring device which is fitted in your home heating oil tank and sends a radio signal to a digital readout in your house. Watchmans have replaced sight tubes on many domestic heating oil tanks over the last few years. It allows you to easily monitor the oil levels in your tank and prevent run outs.

How much does an oil watchman wall plug cost?

I was able to order a new Oil Watchman wall-plug from the manufacturer (Sensor Systems/Kingspan Environmental) for £43 all-in price, which I decided to do in spite of the fact that I could get a new Watchman Sonic for just £10 more.