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Fig. 5
Fig. 6
Fig. 7
8
4.0 Electrical
4.1
Electrical Connections
230V 50Hz 130W max
1. Wiring must be via a 3A fused switched spur
with a 3mm contact separation in each pole. The
wiring should be suitably (Basec or Har)
approved cable of appropriate current carrying
capacity.
2. Ensure that the mains power supply is
isolated prior to installation.
3. Remove the terminal cover after unscrewing
the retaining screw.
4. Remove the appropriate amount of sheath and
insulation from the supply cable and leads.
Connect the conductors of the cable to the
appropriate terminals in accordance with the
appropriate wiring diagram (Fig. 5, 6, 7, 8, 9).
NOTE: Refer to the fitting and wiring
instructions provided with the controller used.
The wiring diagrams shown here are not a
complete list of possible combinations.
5. Position the cable in the clamp such that the
sheath is held and tighten the cable clamp nuts
to secure the cable in position.
6. Replace the terminal enclosure cover and tighten
retaining screw. Replace the heat exchanger.
7. Replace the grille surround complete with the
removable grilles and tighten the retaining screws.
=L2
8. Switch on the mains electrical supply and
check the operation of the unit.
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