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Bronze Models GCBN2V, GCBN3V, GCBN22V and GCBN33V

Cast Iron Models GCCV2V, GGCCV3V, GCCV22V and GCCV33V

Shertech Operating Instructions, Performance, 
Specifications and Parts Manual

Hypro 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. Parts carry no warranty.

“Normal use” does not include use in excess of recommended maximum speeds, pressures, vacuums and temperatures, or 
use requiring handling of fluids not compatible with component materials. This warranty does not cover freight damage,
freezing damage, pump or motor damage from incorrect wiring (if equipped with motor), normal wear and tear, or damage
caused by misapplication, fault, negligence, alterations, dry running pump, or repair that affects the performance or 
reliability of the product.

THIS WARRANTY IS EXCLUSIVE. HYPRO MAKES NO OTHER WARRANTY, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED
TO ANY WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE.

Hypro’s obligation under this warranty is, at Hypro’s option, to either repair or replace the product upon return of the entire
product to the Hypro factory in accordance with the return procedures set forth below. 

THIS IS THE EXCLUSIVE REMEDY FOR

ANY BREACH OF WARRANTY.

IN NO EVENT SHALL HYPRO BE LIABLE FOR ANY INCIDENTAL OR CONSEQUENTIAL DAMAGES OF ANY KIND, WHETHER FOR
BREACH OF ANY WARRANTY, FOR NEGLIGENCE, ON THE BASIS OF STRICT LIABILITY, OR OTHERWISE.

Only authorized distributors can return products for Warranty. Contact your distributor or visit www.shertech.com to find a
distributor for product support. 

Distributors can obtain an RMA # and contact person’s name by contacting Hypro’s customer service at 800-471-0460.

Return Procedures for Distributors

All pumps or products must be flushed of any chemical (ref. OSHA Section 0910.1200 (d)(e)(f)(g)(h) and hazardous chemicals
must be labeled before being shipped* to Hypro for service or warranty consideration. Hypro reserves the right to request a
Material Safety Data sheet from the Purchaser for any pump or product Hypro deems necessary. Hypro reserves the right to
“disposition as scrap” pumps or products returned without authorization and/or which contain unknown substances, or to
charge for any and all costs incurred for chemical testing and proper disposal of components containing unknown substances.
Hypro requests this in order to protect the environment and personnel from the hazards of handling unknown substances.

Be prepared to give Hypro full details of the problem, including the following information:

1. Model number, sale record/invoice, purchase date and from whom you purchased your pump.

2. A brief description of the pump problem, including the following:

• Liquid pumped. State the pH and any non-soluble 

• Drive type (gas engine/electric motor; direct/belt drive;

materials, and give the generic or trade name. 

tractor PTO) and rpm of pump.

• Temperature of the liquid and ambient environment. 

• Viscosity of fluid if other than water.

• Suction lift or vacuum (measured at the pump). 

• Specific gravity of fluid if other than water.

• Discharge pressure. 

• Elevation from the pump to the discharge point.

• Size, type, and mesh of the suction strainer.

• Size and material of suction and discharge line.

• Abrasiveness or particulate size in fluids.

Hypro may request additional information and may require a sketch to illustrate the problem. Distributors should contact the
factory to receive a return material authorization before sending the product. All pumps returned for warranty work should
be sent shipping charges prepaid to:

[RMA# and Contact Person]
HYPRO
375 Fifth Avenue NW
New Brighton, Minnesota 55112

NOTE:

Hypro reserves the right to “disposition as scrap” pumps or products returned without authorization.

*Carriers, including U.S.P.S., airlines, UPS, ground freight, etc., require specific identification of any hazardous materials being shipped.
Failure to do so may result in a substantial fine and/or prison term. Check with your shipping company for specific instructions.

Limited Warranty on                    Carbonator-Mount
Rotary Close-Coupled External Gear Pumps 

Form L-4083 (1/06)
Printed in USA

Summary of Contents for Shertech GCBN22V

Page 1: ...or use with oil based fluids Not to be used with water based fluids Pumps include steel spur gears with steel shafts and cast iron shaft support standard pressure relief valves that can be ported internally or externally and a Viton mechanical carbon ceramic faced seal with temperature range of 32 to 280 F Wet end parts are constructed from cast iron steel stainless steel 302 303 and or 18 8 carbo...

Page 2: ...HP 3 1 2 HP V Pressure Relief Valve Standard 1st 2nd 3rd 4th 5th 6th Mounting Material Sealing Gear Size Ports AC Motor Options NOTE Not all order code combinations configurations are standard models available from the manufacturer Custom model configurations may require ordering standard components and or optional parts that will need to be assembled by the customer Manufacturer reserves the righ...

Page 3: ... by 10 Don t use water with Cast Iron Pump performance when pump is new As pump wears the performance will decrease NPT inlet and outlet in inches Suction lift requires wetted gears and primed seal chamber Motor not provided NOTES Pumps with motors are HP rated to handle up to 500 SSU at 100 PSI and specific gravity of 1 0 Max PSI 100 Max Viscosity 500 SSU Max RPM 1725 Max Specific Gravity 1 1 at ...

Page 4: ...5 3 8 CI CRS CRS CI CRS SS Viton Mech 22 3 Models without Motors GCBN2V 48Y 1725 1 4 BZ BZ 303 SS CG BR SS Buna Mech 4 3 GCBN3V 48Y 1725 3 8 BZ BZ 303 SS CG BR SS Buna Mech 4 8 GCCV2V 48Y 1725 1 4 CI CRS CRS CI CRS SS Viton Mech 4 0 GCCV3V 48Y 1725 3 8 CI CRS CRS CI CRS SS Viton Mech 4 3 BZ Bronze BR Brass CG Carbon Graphite CI Cast Iron CRS Cold Rolled Steel ODP Open Drip Proof Motor not provided...

Page 5: ...3 4 11 16 35 8 21 2 GCBN33V GCCV33V 3 8 21 4 27 16 3 7 89 16 23 4 55 8 41 4 53 4 11 16 35 8 21 2 Models without Motors GCBN2V GCCV2V 1 4 129 32 3 69 16 35 8 21 2 GCBN3V GCCV3V 3 8 21 4 3 7 35 8 21 2 NPT inlet and outlet in inches This dimension may vary due to motor manufacturer s specifications NOTE Dimensions have a tolerance of or 1 8 Manufacturer reserves the right to change dimensions without...

Page 6: ... Locate the pump as close to the liquid source as possible making the suction line as short and direct as possible Ambient temperature around motor should not exceed 104 F 40 C 2 Open drip proof motors are designed to be used in clean dry locations with access to an adequate supply of cooling air 3 For outdoor installations the motor must be protected by a cover that does not block air flow to and...

Page 7: ...s and this tolerance must not be altered The liquids must therefore be free of all abrasives Sand silt wettable powders etc must be avoided NOTE Cast iron pumps are for oil based fluids only 3 When pumping a more viscous beyond 500 SSU liquid a slower speed a larger pipe size pump and possibly a larger motor should be selected NOTE See performance chart for Max Torque 4 Recheck motor rotation Prop...

Page 8: ... is a difficult motor pump to repair therefore only qualified electricians or service techni cians should attempt to repair this unit Improper repair and or assembly can cause problems with the electric motor used with this unit See General Safety Information Retighten the V band clamp screw as necessary Use Loctite or similar thread sealant if screw keeps coming loose Rotary gear pumps must be dr...

Page 9: ...d Do not run pump dry as permanent damage to the pump gears seal and bearings will result Suction pressure should never be greater than the discharge pressure Mechanical Seal Replacement Refer to Figures 6 7 for parts identification 1 Remove pump from motor if not already done 2 Remove snap ring Ref No 12 Pry out seal seat Ref No 11 Pull mechanical seal Ref No 10 off shaft See Assembly 3 through 5...

Page 10: ...t the pump head be replaced Note that seals and o rings used in each material type are interchangeable The Viton components from the cast iron models can be used in the bronze and the Buna in the bronze models can be used in the cast iron models Figure 7 Repair Parts Illustration Please provide following information Model number Serial number if any Part description and number as shown in parts li...

Page 11: ...A NA NA NA NA NA 1 14 External Bypass Relief Plug NA NA NA NA NA NA NA NA 1 15 Relief Valve Cap NA NA NA NA NA NA NA NA 1 16 Washer NA NA NA NA NA NA NA NA 1 17 Hex Nut NA NA NA NA NA NA NA NA 1 18 Set Screw 18 8 SS NA NA NA NA NA NA NA NA 1 19 O ring NA NA NA NA NA NA NA NA 1 20 O ring Retainer NA NA NA NA NA NA NA NA 1 21 O ring NA NA NA NA NA NA NA NA 1 22 Spring 302 SS NA NA NA NA NA NA NA NA ...

Page 12: ...cals must be labeled before being shipped to Hypro for service or warranty consideration Hypro reserves the right to request a Material Safety Data sheet from the Purchaser for any pump or product Hypro deems necessary Hypro reserves the right to disposition as scrap pumps or products returned without authorization and or which contain unknown substances or to charge for any and all costs incurred...

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