Reznor BE Unit Installation Manual - Manual (Page 16)

Form RZ-NA-I-FE/BE, Mfg P/N 98807 Rev 10, Page 15
Blower-Type, Power-Vented Model Sizes 50-250 with Intermittent Spark Pilot, Single-Stage
Heating, Natural or Propane, Belt Drive (NOTE: Belt drive is standard on Sizes 125-250; optional
on Sizes 50-100.)
BE 50-250 (BELT DRIVE) WD# 100566 REV #4
OPERATING SEQUENCE
1. SET THERMOSTAT AT LOWEST SETTING.
2. TURN ON MAIN AND PLOT MANUAL GAS VALVES.
3. TURN ON POWER TO UNIT.
5. THERMOSTAT CALLS FOR HEAT ENERGIZING THE VENTER MOTOR.
6. VENTER PRESSURE SWITCH CLOSES FIRING UNIT AT FULL RATE AFTER PILOT
8. IF THE FLAME IS EXTINGUISHED DURING MAIN BURNER OPERATION THE SAFETY SWITCH
CLOSES THE MAIN VALVE AND RECYCLES THE SPARK GAP. ON UNITS EQUIPPED
WITH THE G77ONGC-4 LOCKOUT CONTROL, IF PILOT IS NOT ESTABLISHED WITHIN 120
SECONDS (APPROX.) UNIT LOCKS OUT AND THE UNIT MUST BE RESET BY
INTERRUPTING POWER TO CONTROL CIRCUIT (SEE LIGHTING INSTRUCTIONS).
4. SET THERMOSTAT AT DESIRED SETTING.
PROVING SEQUENCE.
7. FAN CONTROL SENSES HEAT EXCHANGER TEMPERATURE, ENERGIZING THE
BLOWER MOTOR.
NOTES
1. THE FOLLOWING CONTROLS ARE FIELD INSTALLED OPTIONS:
THERMOSTAT
2. THE FOLLOWING CONTROLS ARE FACTORY INSTALLED OPTIONS:
S/W SWITCH AND S/W RELAY
3. DOTTED WIRING INSTALLED BY OTHERS.
4. CAUTION: IF ANY OF THE ORIGINAL WIRING AS SUPPLIED WITH THE APPLIANCE MUST BE
REPLACED, IT MUST BE REPLACED WITH WIRING MATERIAL HAVING A TEMPERATURE
RATING OF AT LEAST 105 DEGREES C., EXCEPT FOR SENSOR LEAD AND
LIMIT WIRING WHICH MUST BE 150 DEGREES C.
5. USE #14 GA WIRE FOR BLOWER MOTOR CIRCUIT WIRING ON UNIT.
6. USE #18 GA WIRE FOR ALL WIRING EXCEPT BLOWER MOTOR CIRCUIT.
7. LINE AND BLOWER MOTOR BRANCH WIRE SIZES SHOULD BE OF A SIZE TO PREVENT VOLTAGE
DROPS BEYOND 5% OF SUPPLY LINE VOLTAGE.
9. SEE INSTALLATION INSTRUCTIONS FOR GREATER DETAIL.
FOR 208V. UNITS USE BLACK AND RED LEADS (CAP YELLOW).
8. ON 208/230V. UNITS THE CONTROL TRANSFORMER HAS A DUAL VOLTAGE PRIMARY.
ON 115V. UNITS THE CONTROL TRANSFORMER IS SINGLE VOLTAGE PRIMARY.
FOR 230V. UNITS USE BLACK AND YELLOW LEADS (CAP RED).
FOR 115V. UNITS US BLACK AND YELLOW LEADS.
2 4
VENTER CONTACTS
S/W RELAY
4
CONTACTS
2
FAN CONTROL
BK
BK BK
BK BK BK
BK
L1
(HOT)
BK
R
VENTER MOTOR
BK
S/W
RELAY COIL
BR PR BR
GROUND TERMINAL
(TERMINAL STRIP)
L2
(COM)
115/1/60, 208/1/60 OR 230/1/60
1 3
3 1
VENTER RELAY COIL
BL BR
BR BR
R
SET ANTICIP
AT
OR A
T 0.8 AMPS
W
.R 1C30-339 THERMOST
AT
W-S23-6 SUBBASE
W
R
W
PRESSURE
SWITCH
Y Y Y Y
LIMIT
CONTROL
Y
GRND.
RECYCLE
G67BG-5
OR
LOCKOUT
IGNITION
CHASSIS GRND.
CONTROLLER
G770NGC-4
1
3
2
4
W
PROBE
GRND
IGNITOR
STRIP
FLAME SENSING
BK
AL
TERNA
TE HONEYWELL
REDUNDANT GAS V
A
LV
E
BL
PILOT
OR PV
TH-TR
TH OR
MV
PV-MV
TR OR
MAIN
PILOT
W
.R. OR ROBER
TSHA
W
REDUNDANT GAS V
A
LV
E
P
MAIN
M
C
BR BR
BL
BK
BL
R
PR
BK
FIELD WIRING TERMINAL STRIP FACT
OR
Y WIRING
W
W
W
BK
BK
BR
BR
BK
G
GRD
WHITE - W
PURPLE - PR
BLUE - BL
GREEN - G
YELLOW - Y
ORANGE - O
RED - R
BROWN - BR
BLACK - BK
WIRING CODE
CONTROL
BK
R
24V
LINE VOLT
BR
R
TRANSFORMER
Y
BK BK
S/W SWITCH
OPTIONAL
W
BLOWER MOTOR
W BK
WIRE NUT
FIELD WIRING
OPTIONAL FACTORY WIRING
FACTORY WIRING
CRIMP
TERMINAL