Danfoss 3020P Installation & User's Instructions - Page 4

Browse online or download pdf Installation & User's Instructions for Thermostat Danfoss 3020P. Danfoss 3020P 12 pages. Electro-mechanical 24 hour timeswitch with auxiliary heating switch

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Installation

1. Unscrew fixings rings from selector switches, move all

four tappets to top of dial and remove outer case.

2. Slacken the two screws securing the plug-in module

to backplate and separate module from backplate by

pulling upwards.

3. Fix backplate to wall (3 hole fixing).

4. Referring to wiring diagrams on pages 5 and 6 make

electrical connections as shown (as applicable).

5. Secure cables under cable clamp.

6. Ensure all dust and debris has been cleared away

from the area then plug in timeswitch module and re-

tighten the 2 retaining screws - do not overtighten.

7. Remove cut out from bottom of outer case as required.

Refit outer case and selector switch fixing rings.

Check that outer case sits squarely on body and is not

distorted by an uneven wall surface.

8. Rotate dial clockwise through at least one complete

revolution and check that all four tappets are clear of

outer case aperture.

9. Switch on mains, turn main selector switch to 'ON' and

light boiler according to manufacturer's instructions.

Operate Heating Switch to check pump/fan.

10. Turn main selector switch to 'TIMED' and rotate dial

clockwise manually through at least one complete

revolution to check that each tappet strikes the index

wheel cleanly and operates the boiler/pump correctly

according to the times set on the dial.