A.O. Smith BFM - 120, BFM - 100 manual Connecting the mains power, Mains power Fan Alarm Off

Models: BFM - 100 BFM - 120

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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 (14 "Electrical diagram") for the electrical component connections.

Electrical connector block

Mains power

 

Fan

 

 

Alarm Off

 

 

 

 

 

 

 

 

 

 

 

 

 

N

L1

 

N

L

 

S1

S2

S3

S4

 

 

 

 

 

 

 

 

 

 

1

2

3

4

5

6

7

8

9

10

 

 

 

 

 

 

 

 

 

 

3.10.1Connecting 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 at least 3 x 1.0 mm2.

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 (L1) and neutral (N) of the power cable to 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.

Instruction manual BFM

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A.O. Smith BFM - 120, BFM - 100 manual Connecting the mains power, Mains power Fan Alarm Off