A.O. Smith BFM 30 Water Heater User Manual


 
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Figure 13 - Connection diagram control-column.
D) Transformer 230
E) Air proving switch
F) EMC single phase filter
G) RESET knob
H) Thermostat frost
K) Thermostat regulation
L) Switch ON/OFF
M) Thermostat overheat
N) Thermostat high limit
P) Automatic burner controller
R) Relay
X) Plastic connector strip
Y) Earth terminal block
IMD-0063