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Bradford White Copper Brute B4, Инструкция по установке, эксплуатации и обслуживанию

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Internet Version for Reference Only

 

BRADFORD WHITE

Page 20

Copper Brute B4 Volume Water Heaters

Page 21

IGNITION SYSTEM NO. 12 (SIZES 325-400)

ON/OFF WITH EM2

2 AMP

FUSE

TRANSFORMER

LOW WATER

CUT-OFF (OPTIONAL)

POWER

SWITCH

HOT

PUMP

RELAY

TERMINAL

STRIP

MANUAL

RESET

HI-LIMIT

TEMP

CONTROL

200°F MAX

FIELD INTERLOCK

(REMOVE JUMPER

WHEN USED)

PILOT BURNER

WITH SPARK

ELECTRODE

SENSOR

GAS VALVE

SP

ARK

FLOW

SWITCH

115V/60HZ

POWER SUPPLY

PUMP

NEUTRAL

GROUNDING

CONDUCTOR

1

2

3

4

5

6

7

8

9

10

11

12

BK - BLACK

W - WHITE

R - RED

Y - YELLOW

BL - BLUE

BR - BROWN

O - ORANGE

G - GREEN

P - PURPLE

FACTORY WIRING

24V

115V

FIELD WIRING

24V

115V

R

R

24V

115V

BK

BR

W

Y

Y

W

R

R

R

BR

O

Y

BK

BL

W

R

R

BR

BR

BR

Y

O

BR

BR

BK

W

BK

BK

W

G

Y

BR

O

Y

Y

P 1

2

3

4 5

A
T
B

1

3

IGNITION

CONTROL

1 MV

2 MV/PV

3 PV

4 GND

5 24V (GND)

6 24V

7 TH-W

8 MV

9 SPARK

TH-TR

TR

TH

IF ANY OF THE ORIGINAL WIRE AS SUPPLIED   

WITH THE HEATER MUST BE REPLACED, IT 

MUST BE REPLACED WITH APPLIANCE WIRING 

MATERIAL 105°C (220°F) OR ITS EQUIVALENT. 

WHITE WIRES TO FUSIBLE LINK MUST BE 

REPLACED WITH WIRE HAVING INSULATION 

RATED AT 200°C (390°F). (AVAILABLE FROM 

FACTORY).

Figure 29. Typical example of wiring schematic, System 12, Sizes 325-400.

Содержание Copper Brute B4

Страница 1: ...tion and or operation will void the warranty WARNING If the information in this manual is not followed exactly a fire or explosion may result causing property damage personal injury or loss of life Do...

Страница 2: ...rt Up Procedure 21 3 3 Setting the Temperature Controls 21 3 3 1 Remote Water Heater Temperature Control 21 3 3 2 Internal Water Heater Temperature Control 22 3 4 Adjustment for Minimum Input Rate mod...

Страница 3: ...sporter The transporter will not accept a claim from the shipper Bradford White The warranty does not cover damage caused by improper installation operation or field modification 1 3 Technical Assista...

Страница 4: ...Fired Heaters ANSI ASME CSD 1 Any changes to the heater gas controls gas orifices wiring or draft diverter may void the warranty If field conditions require a change to any of the above consult the fa...

Страница 5: ...of all the gas fired ap pliances within the enclosure Alcove Installation acceptable An alcove suitable for the installa tion of a heater is a restricted sec tion of a room not separated from the roo...

Страница 6: ...For Combustible Floors Flashing 4x4 Stringer Roof Base Rail 20 Gauge Galvanized Sheet Metal Cap Roofing 2 3 3 Flooring Typical Installation Do not install the heater directly on carpeting without pla...

Страница 7: ...each opening must have a minimum free area of at least one square inch for each 4 000 BTU h input of the total input rating of all appliances in the enclosed area In Canada refer to CGAB149 1 and 2 2...

Страница 8: ...nal designated Field Interlock to keep the heater from firing unless there is a positive draft 2 5 2 Replacement of Existing Heater When a heater is removed from a common venting system the venting sy...

Страница 9: ...mp Flue Collector REAR TILE COVER FLOW SWITCH CONDUIT GAP CLOSURE GROMMET DRAIN VALVE METAL CHANNEL FOR CAPILLARY TUBE TERMINAL STRIP HEAT EXCHANGER ASSEMBLY GAP CLOSURE DRAIN PLUG DRAIN VALVE REAR TI...

Страница 10: ...nal strip disconnect the two brown wires from No 5 and No 6 terminals 15 Remove the flow switch conduit retaining clip and the elbow leading into the jacket 16 Reach inside the control compartment and...

Страница 11: ...ten the capillary tube s by squeezing the retaining clip together then tighten the screw 25 Feed the two brown wires through the top hole on the left side until the conduit elbow is against the jacket...

Страница 12: ...4 3 2 30 17 Hard 23 1 5 18 1 5 5 22 12 400 2 Soft 34 2 1 13 3 4 1 19 11 Normal 34 2 1 13 3 4 1 19 11 Hard 46 2 9 23 4 7 1 14 8 4 Soft 17 0 7 11 1 3 4 37 21 Normal 17 0 7 11 1 3 4 37 21 Hard 23 1 5 19...

Страница 13: ...lve Bldg Loop Circ Pump Hot Water Return from Building Throttling Valve Check Valve Bldg Loop Circ Pump Cold Water Conventional Tank To Drain Hot Water to Building Optional Cold Water Supply When Adeq...

Страница 14: ...that will create a closed water supply system Contact the water supplier or local plumbing inspector on how to control this situation During the heating cycle of the heater the water expands creating...

Страница 15: ...ndividual shutoff valve from the supply gas system during pressure test of the system at pressures higher than 1 2 psi 3 4 kPa 8 Gas supply pressures to the heater are listed in Table 6 NOTE The heate...

Страница 16: ...eaks using a soap solution Caution Since some leak test solutions including soap and water may cause corrosion or stress cracking rinse the piping with water after testing 2 7 2 Special Precautions fo...

Страница 17: ...K FIELD INTERLOCK REMOVE JUMPER WHEN USED 2 AMP FUSE HI LIMIT CONTROL TEMP RESET MANUAL STRIP TERMINAL TRANSFORMER VENT DAMPER ACTUATOR M VENT DAMPER AND DRAFTHOOD SWITCH M RESET PILOT BURNER WITH THE...

Страница 18: ...WITH SPARK ELECTRODE SPARK O BR Y GAS VALVE PV MV PV MV Y O LINK FUSIBLE W W TR TH TR GAS VALVE ALTERNATE TH O Y BR POWER SWITCH T B 3 RELAY PUMP A 1 R W BK BL GROUNDING BK PUMP BR BR CONDUCTOR POWER...

Страница 19: ...RING 24V 115V FIELD WIRING 24V 115V GAS VALVE PILOT BURNER WITH THERMOCOUPLE 1 2 3 4 5 6 7 8 9 10 11 12 R R R R R R Y Y Y Y BK BK BK BK BR BR BR BR BR BR BR O W W W W BL BK P 1 2 3 4 5 G A T B 1 3 24V...

Страница 20: ...TE R RED Y YELLOW BL BLUE BR BROWN O ORANGE G GREEN P PURPLE FACTORY WIRING 24V 115V FIELD WIRING 24V 115V R R 24V 115V BK BR W Y Y W R R R BR O Y BK BL W R R BR BR BR Y O BR BR BK W BK BK W G Y BR O...

Страница 21: ...If you smell gas follow these rules 1 DO NOT light matches DO NOT turn electric lights or switches on or off in area DO NOT use an electric fan to remove the gas from area 2 Shut off gas at LP tank 3...

Страница 22: ...F 3 C above the automatic reset high limit For units that only have a manual reset high limit no automatic reset high limit set the manual reset high limit 20 F 11 C above the outlet temperature to av...

Страница 23: ...he gas and electric controls installed on the heaters are designed for both dependable operation and long life Safe operation of the heater depends on their proper functioning NOTE The warranty does n...

Страница 24: ...15 Install the anti rotation bracket to the inner panel and fasten with two screws see Figure 32 and the three screws to heater 16 Connect the service union in the gas line and screw the main gas pipe...

Страница 25: ...s with a wet brush or fine water spray before servicing the heat exchanger 2 Remove the heat baffles and check for a light accumulation of soot or corrosion on the outside of the heat exchanger tubes...

Страница 26: ...atural gas and between 11 and 14 inches W C for propane units see Table 6 5 1 2 Checking the Manifold Regulated Gas Pressure 1 Attach a manometer or a dry gas pressure gauge to heater jacket see Figur...

Страница 27: ...st lock fuse holder If it is burned replace it with a 2 amp fuse Part No E0084400 If there is a short the cause of the short must be found and repaired Do not jumper or bypass the fuse 6 Make sure the...

Страница 28: ...t the fusible link flame roll out switch if installed 1 Touch the voltmeter lead to the lower terminal on the terminal block see Figure 39 Figure 38 Testing the manual reset hi limit switch Figure 39...

Страница 29: ...yellow wire terminal on the transformer 2 Touch the other voltmeter lead to the red 24V terminal on the ignition control 3 If the voltmeter reads voltage the temperature control and the manual reset...

Страница 30: ...oltage replace the ignition control 6 If the voltmeter reads 24 to 28VAC but there is no pilot ignition check for a air in gas lines b restrictions in gas line valve or pilot tubing c clogged pilot or...

Страница 31: ...ot the other examine the external control It may require service or replacement 1 Check all wire connections ignition cable and using a mirror make sure there is a pilot flame 2 If everything appears...

Страница 32: ...nce Only C O R P O R A T I O N B W RADFORD HITE H2317000 Ambler PA 19002 Tech Service 800 334 3393 Service Parts 800 538 2020 Warranty Service 800 531 2111 www Bradford White com Litho in U S A Bradfo...

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