If there any objects or debris in the way of the beam then this error may occur also after a tank fill if the oil is within 6″ of the gauge If the problem persists, pairing the receiver and the transmitter (green or red disc) on the tank may resolve the issue. This process is detailed above. 5th (middle) bar lit with an exclamation mark in a triangle = no echo condition You can clearly see the time from different angles of your bedroom with 7'' large LED screen display. And there are enough huge figures on the screen to show exact time, which is also very friendly to the elderly and the short-sighted. The12/24H time format display and DST setting is very easy to be adjusted at any time for your preference.

Take the transmitter disc to the white receiver which should be plugged into the mains in your home. Unscrew the green transmitter disc (or red if it is an alarm) from the top of the oil tank. On a bunded tank,the gauge is located inside the lid on the inner tank.

CCTV Systems

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Replace the battery as detailed above. The Varta CR2430 is the standard coin battery for these gauges. No level and an exclamation mark in a triangle = transmission not heardSNOOZE BUTTON - The Sonic Bomb has an adjustable 1 to 30 minute snooze, as well as a 1 to 59 minute alarm duration. Pressing on the alarm's large snooze button when it is ringing will mute the alarm and allow you to enjoy a few extra minutes of sleep… until you are eventually woken up again. From time to time the signal of the Watchman Sonic can cut out. For example, this can happen in a power cut when the tank has been topped up or due to bad weather. This is indicated by an exclamation triangle with no bars displayed. First of all, it’s best not to panic as this can simply be down to the receiver plug losing connection to the gauge or alarm unit on the tank. The gauge will attempt to reconnect automatically. The battery on the Watchman Sonic lasts for approximately up to 5 years. To replace it, follow these instructions: If the oil level starts to drop at a rate that is unexpected, due to a leak or theft then the alarm will again trigger to alert you to this unexpected event. This means that the Watchman disc is having trouble receiving the radar echo from the bottom of the tank.

There are a few simple steps to re-calibrate the gauge if it stops reading the oil level of your oil tank. Pairing Transmitter and Receiver

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If the receiver detects a low battery the following warning message is displayed on the LCD. The level of oil in the tank plus a constantly flashing warning triangle. (Shown in picture 16) Key specs – Size: 75 x 114 x 80mm; Power supply: Mains; Alarm time: Up to 10mins; Snooze time: Tap to snooze/stop, “Stop!” commandReplace the battery as detailed above. The Varta CR2430 is the standard coin battery for these gauges. CUSTOMIZABLE ALARM FOR WEEKDAY/WEEKEND] Dual alarms with 3 wake-up modes: Weekday/ Weekend/ Every day. You can set one to wake up at weekdays to work or school, but the other alarm at weekends for more rest. This means that the plug-in receiver can’t receive a signal from the transmitter on the tank. This can clear up by itself after a couple of hours and tends to show when the receiver hasn’t got a signal for a while. Watchman oil monitor flashing triangle errors: Oil Tank level displayed with an exclamation mark in a triangle = battery low If neither of these steps clears the error after refitting the disc and waiting for the gauge to send a new signal, it is possible that the gauge has been installed incorrectly.