Louisville Tin and Stove BBT104 - Manual (Page 14)

WIRING
If any of the original wire supplied with heater has to be replaced, it must be replaced with type 105 Degree C wire
or its equivalent.
CAUTION: Label all wires prior to disconnection when servicing controls. Wiring errors can cause improper and
dangerous operation.
Verify proper operation after servicing.
Page 14
WIRING DIAGRAM - BBT53 & BBT54
WIRING DIAGRAM - BBT103 & BBT104
GAS VALVE
IGNITOR
DRAFT INDUCER
PRESSURE
SWITCH
IGNITION MODULE
115 VAC
24 VAC
LIMIT SWITCH
THERMOSTAT
BBT53,
BBT54
LADDER
BLACK
WHITE
BLACK
BLACK
RED
BLUE
WHITE
WHITE
GREEN
PURPLE
PRESSURE
SWITCH
DRAFT
INDUCER
GAS VALVE
LIMIT
SWITCH
LIMIT
SWITCH
IGNITOR
BLACK
THERMOSTAT
ELECTRIC
POWER
SUPPLY
GREEN
GND
24 VAC
TH
IND
L1
V2
L2
L2
V1
PSV
IGNITION MODULE
BBT103,
BBT104
PICTORIAL
BBT103,
BBT104
LADDER
GAS VALVE
IGNITOR
DRAFT
INDUCER
PRESSURE
SWITCH
115 VAC
IGNITION MODULE
24 VAC
LIMIT SWITCH
LIMIT SWITCH
THERMOSTAT
BLACK
BLACK
BLACK
WHITE
RED
BLUE
WHITE
WHITE
GREEN
PURPLE
BLACK
GREEN
PRESSURE
SWITCH
DRAFT
INDUCER
GAS
VALVE
LIMIT
SWITCH
IGNITOR
ELECTRIC
POWER
SUPPLY
BBT53,
BBT54
PICTORIAL
GND
24 VAC
TH
IND
L1
V2
L2
L2
V1
PSV
IGNITION MODULE
THERMOSTAT