1. General Information:
12 hour display |
Economy light |
Boost button |
(back lit during programming) |
|
(illuminated in use) |
Off/Timed switch |
Programming buttons |
1Contents:
•TRTD7 Economy programmer.
•Mounting kit.
•Instructions.
The TRTD7 is a digital economy seven programmer, giving a range of pre programmed off peak time periods, which are user adjustable to suit all programming needs.
It has a manual boost of 30, 60 and 120 minutes, and also the option of a pre programmed boost.
The TRTD7 has automatic summer winter time change as an option. It can be used with single, twin and dual immersion heaters.
It is supplied with an industry standard back box, and is interchangeable with most commonly fitted economy seven programmers without the need for re-wiring.
2. Installation:
Cable clamp
Earth terminals |
Wiring terminals |
2The TRTD7 is supplied with a standard back box, which can be used if there is no existing back box already installed.The new back box may be screwed to the wall using the fittings provided.
The leads are numbered 1 to 5, and if disconnected, must be replaced appropriately.
There is an optional earth terminal for incoming and out going earth continuity.
Cables should enter through a convenient knock out, and should be secured using the cable clamp.
The terminals are labelled: 1 Live.
2 Neutral.
3 Heater neutral.
4 Boost load.
5 Off peak load.
3. Commissioning:
Program selector Tariff table
GMT only / GMT/BST switch
3Contact your energy supplier to check which energy plan you are on, and whether the off peak times change during winter and summer.
On the tariff table, on the reverse of the product (or at the end of these instructions), find which programme correlates with your energy plan.Turn the programme selector to the correct number for the programme. (if you want a programme that isn't shown on the table, select the closest to your desired programme, and this can be adjusted later).
On the back of the unit, select GMT only, or GMT BST depending on your energy plan.
Screw the front of the unit to the back box, using the screws provided.
With the rocker switch in the OFF position, the unit can be programmed, and the internal battery will charge.
With the rocker in the TIMED position, the output will be according to the programme, or the appropriate boost period.
During off peak periods, the economy light will illuminate.
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