SHURflo R30GN Operating Instructions Manual

SHURflo R30GN Operating Instructions Manual

Bronze pedestal self-priming flexible impeller pumps

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SHURflo Operating Instructions, Performance,
Specifications and Parts Manual
Please read and save this Repair Parts Manual. Read this manual and the General Operating Instructions carefully before attempting to assemble, install,
operate or maintain the product described. Protect yourself and others by observing all safety information. The Safety Instructions are contained in the
General Operating Instructions. Failure to comply with the safety instructions accompanying this product could result in personal injury and/or property
damage! Retain instructions for future reference.
SHURflo Bronze Pedestal Self-Priming
Flexible Impeller Pumps
Refer to form L-4082 for General Operating and Safety Instructions.
Description
SHURflo bronze, pedestal, self-priming, positive-displacement, flexible impeller pumps provide a nearly pulseless flow with no
metal-to-metal contact. This pedestal pump drive series includes a 303 stainless steel drive shaft with heavy-duty ball bearing
and carbon graphite bushing, providing for direct drive or pulley operation. Features include: bronze and/or brass pump
body, cam and cover; standard Buna-N mechanical seal with carbon ceramic faces and Nitrile impeller.
Uses: Handle a wide range of industrial, marine, agricultural and commercial applications where non-abrasive fluids
compatible with pump wet-end construction component materials are pumped. Pumps are suitable for the transfer of
non-lubricating fluids, mild abrasives, fluids containing small particles in suspension, and a wide variety of viscous fluids such
as petroleum-based oils, silicone greases, and hydraulic fluids. These units are ideal for water drainage transfer, barrel
emptying, machine coolant recycling, and an assortment of related utility activities.
NOTE: Flexible impeller failure will occur immediately if pump is run dry, and this is not covered under warranty. Use caution
to not touch the pump if you have dry run it, because it will be extremely hot.
• Flows up to 36.5 GPM at 3450 RPM.
• Maximum discharge pressure is 25 PSI (60 ft. of head).
• Max. RPM: 3450.
• Suction lift to 13.5 ft.
• Buna-N mechanical seal with carbon ceramic wear faces and 18-8 stainless steel components.
• Maximum viscosity up to 500 SSU and 25 PSI (60 ft. of head) at 1725 RPM or run at reduced speeds to handle a wide range
of pump fluid viscosities (up to 2500 SSU) and specific gravity (up to 1.3). DO NOT pump oils or petroleum derivatives with
optional neoprene impellers. (Maximum torque loads are found in the performance chart.)
• Pumps can operate bi-directionally (reversible).
• Temperature range with Nitrile impellers is 0°F - 180°F (optional neoprene impellers is 15°F - 130°F).
• Includes a 303 stainless steel drive shaft with heavy-duty ball bearing and carbon graphite bushing, providing for direct
drive or pulley operation.
BRONZE MODELS – Excellent for water-based fluids. Features include: bronze and/or brass pump body, cam and cover; standard
Buna-N mechanical seal with carbon ceramic faces and Nitrile impeller. Wet-end parts are constructed from bronze, brass, Nitrile,
carbon, ceramic and stainless steel (18-8, 303 and/or other 300 series).
REPAIR IMPELLERS AND OPTIONS – Standard impellers are Nitrile, and they and the optional neoprene impeller can be
located in the repair parts list pages in this manual.
NOTE: Bronze and 316 stainless steel flexible impeller pumps are also available as close-coupled models for custom installation. They are
equipped with motors.
WARNING: Do not use to pump flammable or explosive fluids such as gasoline, fuel oil, kerosene, etc. Do not use in flammable
and/or explosive atmospheres. When pumping hazardous or dangerous materials, use only in a room or area designated for that
purpose. For your protection, always wear proper clothing, eye protection, etc. in case of any malfunction. For proper handling techniques
and cautions, contact your chemical supplier, insurance company and local agencies (fire dept., etc.). Failure to comply with this warning
could result in personal injury and/or property damage.
Form L-4095 (12/09)
Models R30GN, R50GN and R102N

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Summary of Contents for SHURflo R30GN

  • Page 1 Refer to form L-4082 for General Operating and Safety Instructions. Description SHURflo bronze, pedestal, self-priming, positive-displacement, flexible impeller pumps provide a nearly pulseless flow with no metal-to-metal contact. This pedestal pump drive series includes a 303 stainless steel drive shaft with heavy-duty ball bearing and carbon graphite bushing, providing for direct drive or pulley operation.
  • Page 2 SHURflo Operating Instructions, Performance, Specifications and Parts Manual Models R30GN, R50GN and R102N SHURflo Bronze Pedestal Self-Priming Flexible Impeller Pumps Model Ordering Codes and Options Example Model: R50GN (will require 1 HP ODP motor with >1.15 Service Factor*) (motor not supplied with pedestal pump)
  • Page 3 NOTES: Consult tables on HP adders and speed recommendations for high viscosity fluids. The pump relationship between volume (GPM), pressure (PSI), speed (RPM) and horsepower is shown on Performance Chart in Shurflo Motor Manual form L-4082. When pumping a more viscous liquid, a slower speed, a larger pipe size pump, and possibly a larger motor should be selected.
  • Page 4: Specifications

    SHURflo Operating Instructions, Performance, Specifications and Parts Manual Models R30GN, R50GN and R102N SHURflo Bronze Pedestal Self-Priming Flexible Impeller Pumps Specifications PUMP CONSTRUCTION (Wet End) Inlet & Pump Drive Body, Cam Wet End Ship Max. Outlet Shaft Shaft End Impeller &...
  • Page 5 3.62 0.18 (*) Standard NPT (female) pipe thread. Models R30GN and R50GN only have one drain plug (one dimension N). (**) The shafts have drive slots with key for drive couplers or pulleys. NOTE: All dimensions have a tolerance of (+ or -) 1/8".
  • Page 6 SHURflo Operating Instructions, Performance, Specifications and Parts Manual Models R30GN, R50GN and R102N SHURflo Bronze Pedestal Self-Priming Flexible Impeller Pumps Impeller Identification Chart Outside Diameter Width Key slot Hole Diameter Impeller (Dimensions in inches) Number Part Outside Hole Number Material Dia.
  • Page 7: Installation

    SHURflo Operating Instructions, Performance, Specifications and Parts Manual Models R30GN, R50GN and R102N 4. It is recommended that same size ing high viscosity fluids. Max. viscosity is Check motor. pipe as pump ports be used or, in 500 SSU at 1725 RPM.
  • Page 8 SHURflo Operating Instructions, Performance, Specifications and Parts Manual Models R30GN, R50GN and R102N SHURflo Bronze Pedestal Self-Priming Flexible Impeller Pumps Operation (Continued) GENERAL c. To remove impeller (Ref. No. 8), gently grip the vanes on opposite Check the pump to motor shaft coupler tolerance must not be altered.
  • Page 9 SHURflo Operating Instructions, Performance, Specifications and Parts Manual Models R30GN, R50GN and R102N g. Remove the woodruff key (Ref. No. rubber or backside of the seal seat the impeller cavity. Hold the cam in 9), located on the side of the shaft (See Figure 4).
  • Page 10: Pump Repair

    SHURflo Operating Instructions, Performance, Specifications and Parts Manual Models R30GN, R50GN and R102N SHURflo Bronze Pedestal Self-Priming Flexible Impeller Pumps Maintenance (Continued) PUMP REPAIR mallet. Be careful not to damage (Procedures for Model R102N - See the woodruff key. If this does not retaining ring (Ref.
  • Page 11 SHURflo Operating Instructions, Performance, Specifications and Parts Manual Models R30GN, R50GN and R102N b. The shaft should be installed into carbon face first. Slide onto the k. Attach a new gasket (Ref. No. 9) the carbon bushing (Ref. No. 11) to shaft until the carbon seal face is over the dowel pins (Ref.
  • Page 12 SHURflo Operating Instructions, Performance, Specifications and Parts Manual Models R30GN, R50GN and R102N To order parts, contact a SHURflo Distributor or Order Direct. Distributors can be found at www.shurfloindustrial.com. Please provide following information: -Model number -Serial number (if any) -Part description and number...
  • Page 13 SHURflo Operating Instructions, Performance, Specifications and Parts Manual To order parts, contact a SHURflo Distributor or Order Direct. Distributors can be found at www.shurfloindustrial.com. Please provide following information: -Model number -Serial number (if any) -Part description and number as shown in parts list...
  • Page 14: Appendix 1 - Impeller Pump Inspection, Common Problems And Operation

    Flexible Impeller Pumps Appendix 1 - Impeller Pump Inspection, Common Problems and Operation Shurflo recommends replacing your impeller annually. Proper storage of the impellers during a prolonged lay-up can help maintain the life of the impeller. Remove the impeller from the housing and store it in a cool, dark place. This will avoid the following: •...
  • Page 15 SHURflo Operating Instructions, Performance, Specifications and Parts Manual Notes Form L-4095 (12/09)
  • Page 16 Self-Priming Flexible Impeller Pumps SHURflo warrants to the original purchaser of its products (the “Purchaser”) that such products will be free from defects in material and workmanship under normal use for the period of six (6) months, and accessories will be free from defects in material and workmanship under normal use for the period of ninety (90) days.

This manual is also suitable for:

R50gnR102n

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