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Summary of Contents for Dixon Bradford BC114
- Page 1 Instruction & Operation Manual BC-Series Centrifugal Pump Read and understand this manual prior to installing, operating or servicing this equipment Updated March 2012...
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Page 2: Table Of Contents
Table of Contents Safety ............2 Operation ...........15-17 Care of Stainless Steel ......3 Priming the Pump .......15-16 Introduction ..........4 Starting the Pump ......17 Mechanical Specifications ......5 Stopping the Pump ......17 Dimensions ..........6-7 Maintenance ........17-19 Installation ...........8-14 Scheduled Maintenance ....17 Unpacking ..........8 Disassembly &... -
Page 3: Care Of Stainless Steel
PUMP Care of Stainless Steel The stainless steel components in Dixon Sanitary equipment are machined, welded and assembled by skilled craftsmen using manufacturing methods that preserve the corrosion-resistant quality of the stainless steel. Retention of corrosion-resistant qualities under processing conditions requires regular attention to the precautions listed below. -
Page 4: Introduction
Introduction This manual contains installation, operation, cleaning, repair instructions, model numbering structure and parts list for the Bradford™ BC-Series centrifugal pumps. The Bradford™ BC-Series centrifugal pump is made up of two sections, the pump components (fluid end) and the motor assembly. -
Page 5: Mechanical Specifications
PUMP Mechanical Specifications Standard Construction 1750 RPM • Volute: 316L stainless steel • Impeller: CF8M (316) stainless steel • Backplate: 316L stainless steel • Stub Shaft: 316L stainless steel • Adapter: 304 stainless steel • Optional Leg Kit: 304 stainless steel •... -
Page 6: Dimensions
Dimensions All dimensions are given in inches * only applies to the BC328 Pump Frame HDmax Model Size 3.63 1.63 18.00 3.00 7.00 10.60 6.22 BC114 140TC 3.63 1.63 18.20 4.00 7.00 10.80 6.22 180TC 3.63 1.63 18.80 4.50 8.00 11.00 6.78 4.50... - Page 7 7.50 3.69 BC516 210TC 7.62 0.87 8.50 BC218 250TC 10.80 2.05 10.00 4.75 BC318 280TSC 13.40 2.36 11.00 BC328 320TSC 14.37 2.36 12.50 4.75 BC428 All dimensions are approximate; for exact dimensions contact Dixon Sanitary Instruction & Operation Manual 800.789.1718...
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Page 8: Installation
Installation Unpacking Carefully unpack all parts of the pump and inspect for damages that may have occurred during shipment. Report any damages to the carrier immediately. The ports on the pump are protected with a plastic cover. If any covers are missing or damaged, inspect the ports on the pump thoroughly for any damage. - Page 9 PUMP Installation 'D' Seal Pump Assembly ... continued from previous page Screw back plate pins into back plate. see figure no.4 Position casing gasket on circumference of the back plate. Check that both the seal face on the back plate and the seal face of the carbon seal are completely clean.
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Page 10: Dg' Seal Pump Assembly
Installation 'DG' Seal Pump Assembly Install the adapter onto the motor using (4) bolts and (4) lock washers. Position the adapter such that the treaded seal flush adapter hole is located on the top. Stub shaft alignment: a. Make sure that the key is in the motor shaft, then slide stub shaft onto motor shaft. -
Page 11: Location
PUMP Installation 'DG' Seal Pump Assembly ... continued from previous page Attach and tighten guard assembly making sure that the seal flush tab on the adapter lines up with the indent on the corresponding side of the guard. Scan this code on your smart phone to Click here to visit the YouTube assembly video for BC series... -
Page 12: Piping Guidelines
Installation Piping: General Guidelines PROXIMITY VOLUTE Improper piping can lead to a number of problems with pump performance which will lead to increased maintenance costs. TUBING • Insure piping is independently supported at both the HANGER suction and discharge ports of the pump. (see the diagram to the right) TUBING HANGER... -
Page 13: Discharge
PUMP Installation Piping: Suction Guidelines ... continued from previous page • Use an eccentric reducer with straight side up to prevent air pockets from forming which will result in a decrease in pump efficiency. (see the diagram to the right) •... -
Page 14: Valve Location
• Verify pump rotation. An arrow sticker is supplied with every pump to show correct pump rotation. If the arrow stickers are missing, contact Dixon Sanitary for a replacement. • Correct rotation is counter clockwise when facing pump inlet connection. -
Page 15: Operation
PUMP Operation Priming the Pump To avoid damage to the pump, the pump casing must be flooded with liquid BEFORE starting the pump. Note: This is not a self priming pump. Other means must be installed to prime the pump. Fluid supply above the pump: Open supply line isolation valve. - Page 16 Operation Priming the Pump Fluid supply below the pump: Close discharge valve and open air vents. Open valve in external priming supply line. Close once liquid flows from vent valves. Close vent valves. Turn off priming supply line. Start pump. If the fluid supply is above the pump see page 15.
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Page 17: Starting The Pump
PUMP Operation Starting the Pump Insure pump suction is flooded using either method as explained in the previous priming section. Check for any closed valves or obstructions in the suction and discharge lines. Start the motor. Verify liquid is flowing and there is no piping connection or mechanical seal leaks. Adjust throttling valve on discharge line to desired flow. -
Page 18: Disassembly & Inspection
Maintenance Disassembly & Inspection Turn off and lock out power to pump motor. Isolate pump from system. Relieve system pressure. Remove suction and discharge lines from volute. Remove seal guard assembly. Loosen clamp assembly and remove. Remove casing and inspect for unusual wear or port damage. Push back impeller and center impeller retainer in the stub shaft. -
Page 19: Seal Maintenance & Repair
PUMP Maintenance Seal Maintenance & Repair See page 18 for disassembly instructions. 'D' Seal When removing back plate inspect the stationary seal seat area for wear and/or damage. Depending upon the extent of wear, the back plate may need to be resurfaced or replaced. -
Page 20: Troubleshooting
The following guide will help determine the possible cause and offer suggestions on corrections to maximize the performance of your pump. In case of any electric motors issues, contact the motor manufacturer directly. If you have any questions or concerns in regards to your BC-Series pump, we encourage you to contact Dixon Sanitary. PROBLEM... - Page 21 Material must be in contact with seal at all times. Catastrophic failure will occur. Abrasive product. Contact: Dixon Sanitary 800-789-1718 Shaft loose or bent. Readjust shaft settings, tighten shaft screws if loose. If bent, replace shaft and inspect impeller hub for uneven wear, replace impeller if worn.
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Page 22: Model No.s & Part No.s
Specify adjustable leg kits at time of order. Leg kits will be shipped to match the frame size of motor as specified by model number. Leg kits will not be assembled. Please note, if there are options that are not listed above, please contact Dixon Sanitary (800.789.1718) for availability and pricing. -
Page 23: Motor Model No.s
PUMP Model No.'s & Part No.'s Motor Models Enclosure A - 1750 RPM CW - TENV Washdown Cast Iron B - 3500 RPM NC - TENV Cast Iron NS - TENV Rolled Steel Voltage NW - TENV Washdown Rolled Steel A - 115/230V Phase SN - S/S Washdown TENV... -
Page 24: Part Number Key
Model No.'s & Part No.'s Part Number Key Common Parts BC114 BC216 BC218 BC328 Key No. Description Part Number Part Number Part Number Part Number Casing Clamp P1-114M P1-216M P1-218M P1-328M Casing Clamp Enlarged P1-214M P1-516M P1-318M P1-428M Impeller P2-114-400 P2-216-600 P2-218-800 P2-328-800... -
Page 25: Variable Parts
PUMP Model No's & Part No's Variable Parts BC114 140TC 180TC Description Part Number Part Number Part Number Stub Shaft P6E-114-56SH P6E-114-14SH P6E-114-18SH Deflector P40-114-56D P40-114-56D P40-114-18D Adapter P71-114-56A P71-114-56A P71-114-18A P71B Adapter Bolts P71B-114B-56AB P71B-114B-56AB P71B-114B-18AB P131 Guard P131-114-56GA P131-114-56GA P131-114-18GA Assembly... -
Page 26: Repair Kits
Repair Kits BC-Series Repair Kits Repair Kit # 1 1 - Casing Gasket (P90) 1 - Seal O-Ring (P80B) 1 - Carbon Seal (P80) 1 - Impeller Retainer (P24) Model Number Buna EPDM Silicone BC114 PRK1-114B PRK1-114E PRK1-114S PRK1-114V BC216 PRK1-216B PRK1-216E PRK1-216S... - Page 27 PUMP Repair Kits BC-Series DG Repair Kits DG Repair Kit 1 - Seal Seat (P80N) 1 - Carbon Seal (P80) 1 - Seal Cup (P80A) 1 - Seal O-Ring (P80B) 1 - Spring (P80C) 1 - Casing Gasket (P90) 1 - Impeller Pin (P24) 1 - Inboard Gasket (P80R) 1 - Outboard Gasket (P80P) Model Number...
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Page 28: Warranty
Dixon Sanitary to be free from defects in material and workmanship for a period of one (1) year from date of shipment by Dixon Sanitary under normal use and service. It's sole obligation under this warranty being limited to repairing or replacing, as hereinafter provided, at its option any product found to Dixon Sanitary’s... - Page 29 PUMP Notes Instruction & Operation Manual 800.789.1718...
- Page 30 Through its divisions and affiliated companies, Dixon is recognized as the premier manufacturer and supplier of hose fittings and accessories spanning a wide range of industrial uses. Dixon’s reach includes products for food, dairy processing, beverage and brewery, mobile tankers, mining, construction, chemical processing, petroleum, oilfields, refining, nuclear and manufacturing.
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