Model: NTT01 Immersion Timer Installation & Operating Instructions 24 Hour Mechanical Time Switch
NTT01 – Immersion Timer Power LED Output LED (NTT01 only) Bezel fixing screws Programme ring Bezel Time indicator ON segment 1 Time control segments: 1 segment = 15 minutes, push segment down for on, pull up for off. Control switch: 1 = permanently on, Timer symbol = timed control, 0 = permanently off. 1. General: This time switch is a compact and easy to use segment timer, which fits on a single gang wall box.
. Installation: We recommend that this unit be fitted by a qualified electrician. Install in accordance to wiring and current building regulations. Please read the instructions carefully. If in any doubt contact the Timeguard Helpline. Important: Switch off mains electricity before commencing work. Remove the two bezel fixing screws, and remove bezel from timer module and back plate. Separate the timer module from the back plate, and remove the wall fixing screws.
For other wiring, the terminals are marked as follows: L Live supply. N Neutral supply. N OUT Neutral to immersion heater. SL Live output to immersion heater . 4. Programming the time switch: a) Decide what times you would like the time switch to switch ON and Off. 3 b) Push the required segments down for the duration of an on period, and pull them up for the duration of an off period. The minimum switching interval is 15 minutes, and this can be increased in 15 minute steps.
. Permanent Override: The main slider on the timer can be set to permanent on by sliding it to the left, aligning the arrow head to the 1 symbol. In the middle position, with the arrow head pointing at the timer symbol, the timer is in automatic mode. If the slider is moved to the right, and the arrow head points at the 0 symbol, the timer is permanently off. 6.
3 Year Guarantee In the unlikely event of this product becoming faulty due to defective material or manufacture within 3 years of the date of purchase, please return it to your supplier in the first year with proof of purchase and it will be replaced free of charge. for years 2 and 3 or any difficulty in the first year telephone the helpline on 020 8450 0515. Note: a proof of purchase is required in all cases.
