6
Installing the boiler
Logano plus GB312 – 6 720 806 273 (2013/01)
29
6.12
Electrical connections
The electrical connections to the boiler must conform to the locally
applicable regulations and the relevant requirements of the National
Electrical Code, ANSI/NFPA-70 or Canadian Electrical Code CSA C22.1
Part 1. The boiler must be grounded in accordance with the regulations
of the relevant authorities or else the requirements of the National
Electrical Code, ANSI/NFPA-70 or Canadian Electrical Code CSA C22.1
Part 1. The boiler is fully functional with the factory-installed controller.
6.12.1 Connecting the power supply
Establish a permanent connection to the main power supply in
accordance with the locally applicable regulations.
▶ Install an ON/OFF switch near the boiler.
Fig. 31 ON/OFF switch
▶ Feed the power cable through the hole in the rear panel of the boiler
and along the cable conduit provided to the control unit.
▶ Install an appropriate wire connector for metallic cable sheathing at
the point of entry.
Fig. 32 Connecting the power supply
▶ Undo the two screws on the controller's top cover and remove the
cover.
Fig. 33 Removing the cover
▶ Always check that the heating system is working properly after
carrying out any maintenance work.
▶ Route all cables through the cable conduit to the controller and
connect them in accordance with the wiring diagram.
Secure all cables with cable clips (supplied).
▶ Insert the cable clip together with the cable into the slots in the clip's
frame from above (step 1).
▶ Slide the cable clip downwards (step 2).
▶ Push against the clip (step 3).
▶ Flip the lever up (step 4).
Observe the following points regarding the electrical
connections:
▶ Carry out electrical work on the heating system only if
you are properly qualified for the work in question. If
you do not have the proper qualifications, have the
work done by a suitably qualified electrician.
▶ Observe all local regulations!
ON
OFF
7 747 010 720-36.1RS
When making the electrical connections, refer to wiring
diagram MC10 and installation manual MC10 which are
both part of the delivery.
DANGER:
Danger to life through electric shock!
▶ When performing maintenance, label all connection
cables before disconnecting them.
▶ If leads are connected to the wrong terminals, the
boiler may not operate correctly with potentially
dangerous consequences.
DANGER:
Fire hazard from hot boiler components.
Hot components may damage electrical wiring.
▶ Make sure that all cables are routed through the
conduit provided or along the boiler's insulation
material.
7 747 010 720-33.1RS
