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6.6.3 Programmer Installation
1. Disconnect electrical supply.
2. Drop down control box front (2 screws).
3. Secure control box to the horizontal casing bracket (2 screws) and right
hand side (1 screw).
4. Connect the thermostat, circulating pump and the mains supply to the leads
on the rear of the control box.
5. Two examples of system wiring are shown in the following sections.
6. If fitting the programmer to a Utility model without an integral circulating
pump, disconnect the circulating pump plug from terminals 1 and 2 of the
programmer terminal block and from the earth post. Remove the circulating
pump plug then wire the external circulating pump into terminals 1 and 2 of
the programmer terminal block and the earth post, feeding the wire in
through the circulating pump plug cable clamp.
7. Activate battery backup on programmer by removing the plastic strip.
8. Close the control panel cover (2 screws) and reconnect the electrical supply.
9. Using the operating instructions located towards the back of this manual or
supplied with the programmer, set the switching times.
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