46 | Making the electrical connections
Greenstar6 720 806 992 (2015/03)
All appliance modulation, control and safety components are tested and
pre-wired for use.
Observe safety precautions and all rules and regulations required by
local code and the National Electric Code.
Fuses
The appliance is protected with a fuse. It is located on the circuit board
( Fig. 8, page 16).
Controls and modules
For installation and electrical connection of controls and modules, see
the installation instructions of the accessory.
7.2 Low voltage electrical connections in the Heatronic
boiler control
7.2.1 Open the Heatronic boiler control
▶ Unhook the clip (step 1) and fold the Heatronic down (step 2).
Fig. 42 Fold the Heatronic down
▶ Remove screws (step 1), unhook cable and remove cover (step 2).
Fig. 43 Remove the cover
7.2.2 Connecting the outdoor temperature sensor
▶ Connecting the controls automatically establishes the internal
communications BUS connection ( see installation instructions for
the controls).
▶ Punch out plastic insert.
▶ Connect cable of the outdoor temperature sensor according to
Fig. 44.
▶ Insert cable for the outdoor temperature sensor.
▶ Secure the cable with the strain relief.
Fig. 44 Electrical wiring outdoor temperature sensor
Provide a dedicated circuit breaker for the boiler and
heating system rated at least 15A. All line voltage wiring
must use at least AWG14 size cables.
Replacement fuses can be found on the back of the cover
( Fig. 43).
NOTICE: Small pieces of wire can cause shorts and
damage the electronics.
▶ Always strip cables away from electronics.
6 720 641 933-72.1O
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6 720 641 933-86.1O
6 720 641 933-35.1O
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