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Reznor BE Unit Installation Manual User Manual

Page 17

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Form RZ-NA-I-FE/BE, Mfg P/N 98807, Rev 10, Page 16

Blower-Type, Power-Vented Model Sizes 165-400 with Intermittent Spark Pilot, Single-stage
Heating, Natural or Propane, Belt Drive, Motor Contactor (NOTE: Motor contactor is standard on
Sizes 300 and 400; optional on other sizes.

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 USE BLACK AND YELLOW LEADS.

WIRE NUT

FIELD WIRING

OPTIONAL FACTORY WIRING

FACTORY WIRING

CRIMP

TERMINAL

2

4

CONTACTS

VENTER MOTOR

S/W RELAY

4

CONTACTS

2

FAN CONTROL

BK

BK

BK

Y

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

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

BE 165-400 (BELT DRIVE)-AN2 WD# 100567 REV #4

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

Y

BLOWER MOTOR

CONTACTOR CONTACTS

T2

L2

BLOWER MOTOR

BK

W

T1

L1

CONTACTOR CONTACTS

BLOWER MOTOR

BK

W

STANDARD VOLTAGE ON BE 400 IS 230/1/60

CONTACTOR COIL

SET ANTICIP

AT

OR A

T 0.8 AMPS

W

.R 1C30-339 THERMOST

AT

W-S23-6 SUBBASE

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