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Summary of Contents for Dixon ExD Series
- Page 1 ExD-Series Centrifugal Pump dixonvalve.com Customer Service 800.789.1718 | IOM dixonvalve.com • 800.789.1718...
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Page 2: Table Of Contents
Table of Contents Safety ..........................................3-4 Care of Stainless Steel....................................5 Introduction ........................................6 Technical Specifications .....................................6-7 Pump Curves .......................................7 Dimensions ........................................8-9 Bill of Materials ......................................10 Installation ........................................11 Unpacking ........................................11 Tools Needed ......................................11 Assembly ......................................... 12-14 Installation ....................................... 15-18 Electrical ........................................18 Operation ......................................... 19-21 Priming the Pump .................................... -
Page 3: Safety
• If any modification work is performed on the product by the owner, Dixon shall no longer be considered the manufacturer of the device. In such cases, all components must be subjected to a new certification process for any applicable certifications that the equipment holds. - Page 4 Safety Owner Must Ensure... • The product is used only as authorized. • The product is used only when it is in fault-free, fully functional condition and the safety equipment is regularly checked to ensure that it is fully functional. •...
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Page 5: Care Of Stainless Steel
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. Examples of corrosion that can result from improper care are included below. -
Page 6: Introduction
The Dixon ExD-series centrifugal pump is made up of two sections: the pump components (wet end) and the motor. The pump is mounted to the motor with a stainless steel adapter and is coupled to the motor shaft with a stainless steel shaft sleeve and stub shaft. -
Page 7: Pump Curves
Pump Curves 1750 RPM 3500 RPM | IOM dixonvalve.com • 800.789.1718... -
Page 8: Dimensions
7.50" 4.50" 0.41" ExD 220 5.25" 8.50" 5.50" 213/215TC 13.88" 1.00" 7.38" 1.96" 10.51" 7.75" 8.25" 3.13" 3.63" ExD 230 254/256TC 18.00" 1.00" 9.63" 6.25" 10.00" 8.25" 0.53" ** Contact Dixon Sanitary for detailed drawing. dixonvalve.com • 800.789.1718 | IOM... - Page 9 Dimensions Pump Model Casing Drain Option A (in) ØB (in) C (in) Option A 45° ExD 100/110 3.71" 0.50" 1.13" Option J 90° Option A 45° ExD 120/130 5.06" 0.50" 1.13" Option J 90° Option A 45° ExD 200/210 5.70" 0.50"...
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Page 10: Bill Of Materials
Bill of Materials DG Seal Item # Description adapter to motor flange Item # Description adapter bolts rotary seal motor bolts and lock washers P80A seal cup adapter P80B seal O-ring adapter casing and sleeve bolts P80C seal spring guard with bolts P80P outboard gasket stub shaft with set screws... -
Page 11: 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 12: Assembly
Assembly Attach motor flange (item X1) to adapter (item X2) using the four socket head cap screws (item X1A). Ensure that the drain hole in the bottom of the adapter (item X2) and the drain slot in the back of the motor flange (item X1) are facing the same direction. Setting the shaft sleeve: a. - Page 13 Assembly Install the stationary seal assembly: a. Install the stationary inboard gasket (item P80R) into the bottom of the pump casing (item X7) stationary seal cavity. Ensure that the gasket is sitting flat and is centered properly by the slight counter bore in the bottom of the seal cavity. b.
- Page 14 Assembly Recommended Torque Values Item # Part # Description Pump Models Torque Value ExD 100-110 ExD 120-130 X1A-100-FAB 100-series flange to adapter bolts 20 ft-lbs 28 N-m ExD 200-210 ExD 220-230 ExD 100-110 100-series flange to motor bolts and X1B-100-FMB56 20 ft-lbs 28 N-m lock washers 56C to 140TC frame...
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Page 15: Installation
Installation Optional Leg Kit Installation and Leveling The pump can be easily leveled by installing the optional leg kit. Using an adjustable wrench, fit the wrench to the wrench flat shown in the diagram below. When viewed from the top, turn the wrench in a counterclockwise direction to lower the leg, or turn in a clockwise direction to raise leg. - Page 16 Installation Piping: General Guidelines WARNING: Improper piping can lead to a number of problems with pump performance which could lead to increased maintenance costs. Proximity • Ensure piping is independently supported at both the suction to Volute and discharge ports of the pump (see diagram to the right). •...
- Page 17 Installation Piping: Suction Guidelines (cont.) • To prevent air leaks, ensure all joints in suction line are well sealed. • Use an eccentric reducer with straight side up to prevent air pockets Concentric from forming which will result in a decrease in pump efficiency (see Reducer diagram to right).
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Page 18: Electrical
• Verify motor nameplate data is compatible with existing electrical supply. • 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 at 800.789.1718 for a replacement. -
Page 19: Operation
Operation Priming the Pump WARNING: 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 20 Operation Priming the Pump Fluid supply below 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 19. Control Valve External priming...
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Page 21: Starting The Pump
Operation Starting the Pump Ensure 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 or discharge line to desired flow. -
Page 22: Motor Maintenance
Recommended Maintenance Motor Maintenance Proper motor maintenance is a critical part of maintaining the entire motor/pump assembly. If the motor is not properly maintained, the potential failure of the motor's mechanical components can transmit to the pump and possibly cause issues with sealing and general pump operation. -
Page 23: Disassembly
Disassembly Remove the adapter guards: a. Remove the guard screws using a Phillips screwdriver, remove the two safety guards (item X3) attached to the adapter. Remove the front cover from the casing: a. Remove the front cover wing nuts (item X10) using an adjustable wrench. b. -
Page 24: Casing Drain Options
Casing Drain Options Drain Option A Drain Option J Drain Option K Drain Option D Drain Option J shown with Diaphragm Valve Drain Option D shown with Diaphragm Valve NOTE: All drain options are available with a diaphragm valve as an option. Specifications for the valve need to be provided at the time of request. -
Page 25: Part Number Key
Options Code Drain A Drain D Drain J Drain K None Motor Type Code Contact Dixon Sanitary for motor options at 800.789.1718. Electrical Code 1 Ph/60 Hz 115/230V 3 Ph/60 Hz 208-230/460V 3 Ph/60 Hz/575V Model Number 3 Ph/50 Hz/190/380V... - Page 26 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. If there are options that are not listed above, please contact Dixon Sanitary for availability and pricing.
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Page 27: Model And Part Numbers
Model and Part Numbers Item # Part # Description X1-100-5614AMF 100-series adapter to motor flange 56C to 143TC and 145TC X1 * X1-100-18AMF 100-series adapter to motor flange 182TC to 184TC X1A-100-FAB 100-series flange to adapter bolts X1B-100-FMB56 100-series flange to motor bolts and lock washers 56TC to 140TC frame X1B * X1B-100-FMB18 100-series flange to motor bolts and lock washers 180TC to 250TC frame... - Page 28 Model and Part Numbers ExD 210/ExD 130 Item # Part # Description X1-100-5614AMF 100-series adapter to motor flange 56C and 143C to 145TC X1 * X1-100-18AMF 100-series adapter to motor flange 182TC to 184TC X1A-100-FAB 100-series flange to adapter bolts X1B-100-FMB56 100-series flange to motor bolts and lock washers 56TC to 140TC frame X1B *...
- Page 29 Model and Part Numbers Casing Drain Options: ExD 100, 110, 120, 130 Item # Part # Description X7-100-CASE-C-A ExD 100-110 pump casing with clamp outlet, Drain A X7-100-CASE-C-D ExD 100-110 pump casing with clamp outlet, Drain D X7-100-CASE-C-J ExD 100-110 pump casing with clamp outlet, Drain J X7-100-CASE-C-K ExD 100-110 pump casing with clamp outlet, Drain K X7-120-CASE-C-A...
- Page 30 Model and Part Numbers ExD 220/ExD 230 Item # Part # Description X1-200-1825AMF 200-series adapter to motor flange 182TC to 184TC to 254TC to 256TC X1A-100-FAB 100-series flange to adapter bolts X1B * X1B-100-FMB18 100-series flange to motor bolts and lock washers 180TC to 250TC frame X2-200-ADP 200-series adapter X2A-200-ACB...
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Page 31: Repair Kits
Repair Kits ExD Series Repair Kits 1 - rotary seal (item P80) 1 - seal spring (item P80C) 1 - inboard gasket (item P80R) 1 - seal cup (item P80A) 1 - seal seat (item P80N) 1 - impeller O-ring (item X8A) -
Page 32: Troubleshooting
Water hammer is occurring. Correct system to prevent any quick starts or stops in fluid flow. Improper seal selection. Contact Dixon Sanitary at 800.789.1718. Inspect for missing union gaskets, loose connections, or damaged Bad connection at inlet/outlet. ports. Replace worn gaskets and tighten loose connections. - Page 33 Contact Dixon Sanitary at 800.789.1718. ® was selected. Product is more viscous than Contact Dixon Sanitary at 800.789.1718. intially thought. System head is lower than the Decrease the line size or use throttling valve on the pump design head. discharge to increase the system head.
- Page 34 Notes dixonvalve.com • 800.789.1718 | IOM...
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Page 35: Warranty
DIXON VALVE AND COUPLING COMPANY, LLC (herein called "Dixon") warrants the products described herein and manufactured by Dixon to be free from defects in material and workmanship for a period of one (1) year from date of shipment by Dixon under normal use and service. - Page 36 Dixon Sanitary N25 W23040 Paul Road Pewaukee, WI 53072 Phone: 800.789.1718 Email: sanitarysales@dixonvalve.com connect with us on © 2023 DVCC Printed in the USA ExD IOM_Rev B_1223...
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