Honeywell R7284B Installation Instructions Manual page 4

R7284B,P,U,G ELECTRONIC OIL PRIMARY, ENVIRACOM™ ENABLED
R7284B, G
AQUASTAT
L1
OR OTHER
LIMIT
Fig. 4. R7284 Limit wiring for line voltage
thermostat, Aquastat, or other Limit.
R7284A, G
VALVE
BURNER BURNER
MOTOR MOTOR
Fig. 5. R7284 wiring for optional oil valve.
R7284G
BURNER
BURNER
MOTOR
MOTOR
IGNITER
INTERMITTENT
IGNITION
Fig. 6. R7284 igniter wiring.
CIRCULATION
PUMP
R
W
R7284
THERMOSTAT
T
5
JUMPER
T
3
2
4
ENVIRACOM™
1
TERMINAL
BURNER
MOTOR
IGNITER
VALVE
LEGEND: SCREW TERMINAL
SOLDERLESS WIRE CONNECTOR
1
POWER SUPPLY. PROVIDE DISCONNECT MEANS
AND OVERLOAD PROTECTION AS REQUIRED.
2 REFER TO DEVICE LABEL FOR WIRE COLOR CODE.
3 VALVE IS OPTIONAL ON SPECIFIC MODELS.
4 ENVIRACOM™ TERMINAL 3 IS ALSO THE FIRST THERMOSTAT TERMINAL.
5 THE JUMPER MAY BE OMITTED IF THE R7284 IS CONFIGURED TO IGNORE
THE TT TERMINALS.
Fig. 7. Wiring R7284P,U without EnviraCOM™, for
typical oil-fired boiler.
69-2467EFS—09
R7284P, U
AQUASTAT
LIMIT
OR OTHER
LIMIT
L1
L1
R7284B, P, U
L2 VALVE
VALVE
BURNER BURNER
MOTOR MOTOR
R7284B, P, U
BURNER
BURNER
L2
MOTOR
MOTOR
IGNITER
IGNITER
INTERRUPTED IGNITION
INTERMITTENT IGNITION
C1
AQUASTAT®
CONTROLLER
C2
B2
T
B1
T
L8148A,C
LIMIT
L1
L2
2
BURNER
MOTOR
2
IGNITER
2
VALVE
3
CAD
CAD
CELL
CELL
JUNCTION
BOX
1/4 IN. QUICK CONNECT TERMINAL
R
L1
W
THERMOSTAT
M32179
4
JUMPER
3
ENVIRACOM™
TERMINAL
L2
M32180
L2
LEGEND: SCREW TERMINAL
SOLDERLESS WIRE CONNECTOR
1
POWER SUPPLY. PROVIDE DISCONNECT MEANS
AND OVERLOAD PROTECTION AS REQUIRED.
M32181
2 REFER TO DEVICE LABEL FOR WIRE COLOR CODE.
3 ENVIRACOM™ TERMINAL 3 IS ALSO THE FIRST THERMOSTAT TERMINAL.
4
THE JUMPER MAY BE OMITTED IF THE R7284 IS CONFIGURED TO IGNORE
THE TT TERMINALS.
L1
L2
Fig. 8. Wiring R7284U without EnviraCOM™, for
1
M32182
4
C1
AQUASTAT®
CIRCULATION
CONTROLLER
C2
PUMP
T
T
L8148A,C
R7284
LIMIT
T
L1
T
3
L2
2
1
2
BURNER
BURNER
MOTOR
MOTOR
2
IGNITER IGNITER
2
VALVE
CAD
CAD
CELL
CELL
JUNCTION
BOX
1/4 IN. QUICK CONNECT TERMINAL
typical oil-fired boiler.
L1
L2
B2
1
B1
M32191