Reznor B Option - Power Venter Installation - Manual (Page 9)

Form I-F/B-PV, P/N 97967R2, Page 9
FIGURE 14 - Wiring Diagram of Model F or Model B with Optional Power Venter
L1
(HOT)
BK
R
24V
LINE VOLT
BR
R
Y
GROUND TERMINAL
(TERMINAL STRIP)
L2
(COM) 115/1/60, 208/1/60 OR 230/1/60
BR
R
SET ANT
. A
T 1.0 AMPS
OPTIONAL SINGLE ST
A
GE
THERMOST
AT
W
R
W1
R
FIELD WIRING TERMINAL STRIP FA
CT
OR
Y WIRING
W
W BK
BK
GRD
G
BR
CONTROL
TRANSFORMER
Y
BK
AL
TERNA
TE HONE
Y
WELL
REDUNDANT
GAS V
AL
VE
BL
PIL
O
T
OR PV
TH-TR
TH OR
MV
BR PV-MV
TR OR
MAIN
BK
VENTER MOTOR
W
W
BK BK
BK
VENTER TIME DELAY
RELAY CONTACTS
BR
RELAY CONTROL
C R
VENTER TIME DELAY
BR BR BL
SWITCH
BLOCKED VENT
MANUAL RESET
Y
Y Y Y
LIMIT
CONTROL
R
VENTER
SWITCH
W
FLOW
Y
SP-DT
DELAY RELAY
VENTER TIME
CONTACTS
W
COM-2
O
NO-2
NC-2
Y
PIL
O
T
W
.R.
OR R
OBER
TSHA
W
REDUNDANT
GAS V
AL
VE
P
MAIN
M
C
R
WHITE - W
PURPLE - PR
BLUE - BL
GREEN - G
YELLOW - Y
ORANGE - O
RED - R
BROWN - BR
BLACK - BK
WIRING CODE
NOTES
- THE FOLLOWING CONTROLS ARE FIELD INSTALLED OPTIONS:
THERMOSTAT AND S/W SWITCH
- THE FOLLOWING CONTROLS ARE FACTORY INSTALLED OPTIONS:
NONE
- DOTTED WIRING INSTALLED BY OTHERS.
- USE #18 GA WIRE FOR ALL WIRING ON UNIT.
- LINE AND BLOWER MOTOR BRANCH WIRE SIZES SHOULD BE OF A SIZE TO
PREVENT VOLTAGE DROPS BEYOND 5% OF SUPPLY LINE VOLTAGE.
- SEE INSTALLATION INSTRUCTIONS FOR GREATER DETAIL.
ON 115V. UNITS THE CONTROL TRANSFORMER IS A SINGLE VOLTAGE PRIMARY.
- ON 230V. UNITS THE CONTROL TRANSFORMER HAS A DUAL VOLTAGE PRIMARY.
FOR 115V. UNITS USE BLACK AND YELLOW LEADS.
FOR 208V. UNITS USE BLACK AND RED LEADS (CAP YELLOW).
FOR 230V. UNITS USE BLACK AND YELLOW LEADS (CAP RED).
A TEMPERATURE RATING OF AT LEAST 105 DEGREES C., EXCEPT FOR SENSOR
MUST BE REPLACED, IT MUST BE REPLACED WITH WIRING MATERIAL HAVING
- CAUTION: IF ANY OF THE ORIGINAL WIRE AS SUPPLIED WITH THE APPLIANCE
LEAD WIRE WHICH MUST BE 150 DEGREES C.
BL
BK
IGNITION
CONTROLLER PROBE
GRD
SPARK
FLAME SENSING
24V MV/PV
GND BURNER
24V GND
MV
SENSE
TH
PV
G
UNIT CHASSIS
GROUND
BR
BK
BR R
WIRE CONNECTOR
CRIMP TERMINAL
FACTORY WIRING
FIELD WIRING
FACTORY SUPPLIED FIELD
INSTALLED WIRING
OPTIONAL FIELD WIRING
OPTIONAL (CH1 OPTION) FIELD WIRING
OPTIONAL (BF4 OPTION) FACTORY WIRING
OR
5
4
2
R
G
W
BL
W
R
COM-1 NO-1
OPERATING SEQUENCE
- SET THERMOSTAT AT LOWEST SETTING.
- TURN ON MAIN AND PILOT MANUAL GAS VALVES.
- TURN ON POWER TO UNIT.
- SET THERMOSTAT AT DESIRED SETTING.
A TIME DELAY OF APPROX. 30 SECONDS.
- THERMOSTAT CALLS FOR HEAT ENERGIZING THE VENTER MOTOR AFTER
- VENTER FLOW SWITCH CLOSES FIRING UNIT AT FULL RATE AFTER PILOT
- FAN CONTROL SENSES HEAT EXCHANGER TEMPERATURE, ENERGIZING
- IF THE FLAME IS EXTINGUISHED DURING MAIN BURNER OPERATION,
THE SAFETY SWITCH CLOSES THE MAIN VALVE. IF THE PILOT IS
NOT ESTABLISHED WITHIN 120 SEC. THE UNIT LOCKS OUT FOR
ONE HOUR, UNLESS IT IS RESET BY INTERRUPTING POWER TO
THE CONTROL CIRCUIT. (SEE LIGHTING INSTRUCTIONS)
THE FAN MOTOR.
PROVING SEQUENCE.
- SET THERMOSTAT AT LOWEST SETTING FOR SHUTDOWN.
- WHEN THE THERMOSTAT IS SATISFIED, THE GAS VALVE CLOSES AND
THE VENTER MOTOR RUNS FOR APPROX. 45 SEC.
ICM
ICM
ICM
O
Consult diagram on heater for
details on fan/blower circuit.