A.O. Smith BFM - 100 Installation & Service Manual page 35

is
Mains power
N L1
1 2 3
3.10.1
Instruction manual BFM
In preparation you should first remove the two plastic covers and the
protective cap of the electrical section.
1. Undo the screws of the plastic covers.
2. Carefully remove the covers from the appliance.
The electrical section is now visible.
3. Loosen the 2 screws (A) of the electrical section, and remove the protective
cover (B) from the electrical section.
The connector block (C) is now visible.
Note
Refer to the table for connections 1 through 10.
Consult the electrical diagram
component connections.
Electrical connector block
Fan
N L
4 5 6
Connecting the mains power
The appliance is supplied without a power cable and isolator.
Note
In order to receive electrical power, the appliance has to be connected to the
mains power by means of a permanent electrical connection. A double-pole
isolator with a contact gap of at least 3 mm must be fitted between this
permanent connection and the appliance. The power cable must have cores of
2
at least 3 x 1.0 mm .
Warning
Leave the appliance isolated until you are ready to start it up.
1. Feed the power cable through the metric strain relief to the top side of the
control column.
2. Connect the earth ( ), live (L
terminals 1 through 3 in the connector block as stated in the table.
3. Turn the strain relief tight to clamp the lead.
4. If you do not need to make any more connections, fit the protective cover
onto the control column.
5. Connect the power cable to the isolator.
Warning
>Leave the appliance electrically isolated until you are ready to start it up.
(14 "Electrical diagram") for the electrical
Alarm Off
S1 S2
7 8
) and neutral (N) of the power cable to
1
S3 S4
9 10
35