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Bennett T75 Operation, Service, & Parts Manual 

Safety Information

 

GENERAL INFORMATION  

Read this manual carefully and read all tags/labels attached to the T75 Pumping Unit before starting any maintenance and/or service. A pumping 
unit that is not properly maintained will not perform properly and will void the Bennett limited warranty. 

Before installation, operation, maintenance and/or service ensure that protection against lighting strikes are in accordance with the American 
Petroleum Institute Recommended Practice RP 2003, 

Protection Against Ignitions Arising out of Static, Lightening, and Stray Currents

Service of the Bennett products and all accessories (e.g. Nozzles, Hoses, and Breakaways) must be performed by a technician who is trained in 
accordance to all codes, requirements, standards, and regulations. 

HAZARDOUS LOCATIONS  

For safe operation, ensure that the dispenser is in a classified area as detailed below per NFPA 30, 

Flammable and Combustible Liquids Code

 and 

NFPA 70, 

National Electric Code

. For further information on the classification of locations for Fuel Dispensers, see NFPA 30, 

Flammable and 

Combustible Liquids Code.

  

CODES AND STANDARDS  

Follow all local, state, federal requirements, and accordance’s for installation of all equipment. 

Note: 

Refer to Appendices for approval 

documentation

 

ANSI/UL79 Power-Operated Pumps for Petroleum Dispensing Products 

 

API 2003 – Protection Against Ignitions Arising Out of Stray, Lightning, and Stray Currents 

 

International Fire Code – 2000 Edition 

 

NFPA 30 – Flammable and Combustible Liquids Standard 

 

NFPA 30A – Motor Fuel Dispensing Facilities and Repair Garages Standard 

 

NFPA 70 – National Electric Code 

 

OIML R117-1 Dynamic Measuring Systems For Liquids Other Than Water 

 

PEI/RP100, Recommended Practices for Installation of Underground Liquid Storage Systems 

 

PEI/RP200, Recommended Practices for Installation of Aboveground Liquid Storage Systems 

UNAUTHORIZED ALTERAT ION OF BENNETT PRODU CTS 

DANGER: 

BEFORE PERFORMING ANY TYPE OF SERVICE TO THE DISPENSERS, BE SURE TO SHUT OFF ALL ELECTRICAL SUPPLIES AND 
SECURE THEM IN THE OFF POSITION. CLOSE ALL VALVES IN INCOMING PIPING. MAINTENANCE MUST BE PERFORMED 
BY TRAINED PERSONAL ONLY. 

Bennett Pump Company products are designed to meet or exceed the standards of Underwriters Laboratories, Inc., Federal Communication 
commission, and National Institute of Standards and Technology. Compliance with these standards protects the operator and the consumer from 
personal injury and ensure an accurate delivery of product. Any deviation from the use of authorized replacement parts or alteration of a designed 
product configuration may cause personal injury, death or the revocation of one or all of the above approvals. 

Bennett Pump Company will not assume responsibility or liability for any consequential injury or damage caused by the unauthorized alteration of 
its products. 

ABBREVIATIONS AND AC RONYMS 

 

 

 

 

 

Term 

Description 

AC 

Alternating Current 

API 

America Petroleum Institute 

DC 

Direct Current 

dB 

Decibel 

GPM 

Gallons Per Minute 

Hz 

Hertz 

kW 

Kilowatt 

LPM 

Liters Per Minute 

NEC 

National Electrical Code 

NFPA 

National Fire Protection Agency 

NPT 

National Pipe Taper or National Pipe Thread 

OEM 

Original Equipment Manufacturer 

PEI 

Petroleum Equipment Institute 

PSIG 

Pounds per square inch gauge 

THHN 

Thermoplastic High Heat-resistant Nylon-coated 

UL 

Underwriters Laboratories, Inc. 

VAC 

Voltage Alternating Current 

VDC 

Voltage Direct Current 

Содержание T-75

Страница 1: ...Rev G 10 26 18 Introduction Operation Troubleshooting Parts Only Trained Personnel May Work on This Equipment READ THIS MANUAL This manual has important information for safe installation and operation of this equipment Read and understand this manual before applying power Keep this manual and tell all service personnel to read this manual If you do not follow the instructions you can cause bodily ...

Страница 2: ...w bennettpump com For new manuals visit our web page at www bennettpump com IMPORTANT Examine the shipment immediately upon arrival to make certain there has been no damage or loss in transit Bennett Pump Company as shipper is not liable for the hazards of transportation Please make damage claims directly to the truck line Not all equipment covered in this manual is listed by Underwriters Laborato...

Страница 3: ...enser 6 Pump Curves U S Market 7 Pump Curve European Market 7 Exterior Dimensions 8 Inlet Mounting Dimensions 10 OPERATION 13 Theory of Operation 15 TROUBLESHOOTING 17 Problem 1 The motor starts but the pump does not deliver fuel 17 Problem 2 The pump runs but delivery is slow 17 Problem 3 Inaccurate delivery 18 Problem 4 Fuel runs out of vent tube when pump is operating 18 Problem 5 The computer ...

Страница 4: ...Bennett T75 Operation Service Parts Manual Table of Contents 2 Page Intentionally Left Blank ...

Страница 5: ...bmerged pump before working on it Maintenance repairs must be done by authorized personnel only Warranty work may only be performed by Bennett certified technicians To prevent electric shock keep the electrical parts of the dispenser dry Electronic components are static sensitive Use only proper static precautions e g static straps before working on the equipment The emergency shut off valve also ...

Страница 6: ... Standard NFPA 70 National Electric Code OIML R117 1 Dynamic Measuring Systems For Liquids Other Than Water PEI RP100 Recommended Practices for Installation of Underground Liquid Storage Systems PEI RP200 Recommended Practices for Installation of Aboveground Liquid Storage Systems UNAUTHORIZED ALTERATION OF BENNETT PRODUCTS DANGER BEFORE PERFORMING ANY TYPE OF SERVICE TO THE DISPENSERS BE SURE TO ...

Страница 7: ...ed Motor Mount Top Cover on Tube Outlet Versions Flanged Bottom Inlet Vertically Aligned 1 1 2 NPT or 4 Bolt Filter Cover Side Inlet Mode Patented internal design features to reduce the possibility of vapor lock T75 SERIES MODELS Type 75D Standard fuels and Gasoline Ethanol blends with nominal ethanol concentrations up to 15 Type 75A For use with Gasoline Ethanol blends with nominal ethanol concen...

Страница 8: ... of Underground Liquid Storage Systems PEI RP200 Recommended Practices for Installation of Aboveground Liquid Storage Systems and all local state federal requirements and accordance s prior to any installation of all equipment CAUTION THE AIR ELIMINATOR COPPER TUBE MUST REMAIN OPEN TO THE ATMOSPHERE FOR PROPER VENTILATION To obtain maximum flow rates on a self contained pump follow these guideline...

Страница 9: ... EUROPEAN MARKET T 75 Pump 3 4 hp Performance U S Market 0 5 10 15 20 25 30 35 0 5 10 15 20 25 Flow Rate gpm Pump Pressure psi Pump Speed 700 rpm Test Conditions 1 Tested on Stoddard Solvent 30 SSU Viscosity 0 78 Specific Gravity 2 12 inches Hg operating vacuum 3 Fixed bypass cover FIGURE 2 FIGURE 3 ...

Страница 10: ... Manual Product Introduction 8 EXTERIOR DIMENSIONS FLANGED FRONT VIEW 2 69 68 mm FLANGED OUTLET BOTTOM VIEW 12 6 320 mm 1 63 40mm FIGURE 4 FLANGED OUTLET TOP VIEW FLANGED OUTLET BACK VIEW 8 74 222 mm FLANGED OUTLET SIDE VIEW 11 9 303 mm ...

Страница 11: ...tion Service Parts Manual Product Introduction 9 TUBE OUTLET BOTTOM VIEW 1 63 40mm TUBE FRONT VIEW 11 6 295 mm 11 9 303 mm 2 69 68 mm 11 9 303 mm TUBE OUTLET BACK VIEW TUBE OUTLET TOP VIEW TUBE OUTLET SIDE VIEW FIGURE 5 ...

Страница 12: ...designed to handle an alternative fuel For multi hose units piping must align with the footprint Alternative fuels such as E25 E85 and other ethanol blends may require special piping materials or components Consult the piping manufacturer to determine if the piping material fittings and connectors are compatible with the alcohol blended fluid being used METER FLANGE OUTLET OPTION FIGURE 6 ...

Страница 13: ...Bennett T75 Operation Service Parts Manual Product Introduction 11 TUBULAR OUTLET MOTOR MOUNT OPTION FIGURE 7 ...

Страница 14: ...Bennett T75 Operation Service Parts Manual Product Introduction 12 SIDE INLET OPTION FIGURE 8 INLET CENTER ...

Страница 15: ...ings 5 maintain contact of the blades to the stator The Stator 6 turns clockwise and is tightly fitted in the pump body The Rotor 7 is made of cast iron with a chrome plated shaft The Self Lubricated Bearings 21 are used to prevent seizure when tank is pumped dry The Cover 8 also of cast iron encapsulates the rotor and the stator An Air Elimination Assembly 9 a patented fully static device uses a ...

Страница 16: ...Bennett T75 Operation Service Parts Manual Operation 14 FIGURE 9 ...

Страница 17: ...er is returned to the pump intake across the non return float when the liquid level in the chamber lifts the float and valve assembly from its Seat 5 Any air is then vented to the atmosphere through the vent tube Air free product leaving the air separator opens the Control Valve 6 and is pumped to the meter The control valve includes a built in Relief Valve 7 which relieves excess pressure caused ...

Страница 18: ...Bennett T75 Operation Service Parts Manual Operation 16 FIGURE 11 ...

Страница 19: ...on Clean the control valve It must slide freely in the valve cavity The nozzle is not working Replace the nozzle Two pumps are connected to one storage tank with one suction line There is a faulty check vale in one of the supply lines Not recommended Disconnect the vent tube on the idle pump Install a short copper tube Place the end of the copper tube in a container of liquid If the liquid is draw...

Страница 20: ...ion Cause Solution Float valve stuck in a closed position Clean the float and valve area Check for swelling and binding in the linkage Flooded suction chamber Direction flow valve missing Storage tank level must be lower than pumping unit Make sure 2 or more pumps are not using the same suction line PROBLEM 5 THE COMPUTER JUMPS WHEN THE PUMP IS TURNED ON Refer to the table below for a description ...

Страница 21: ...part number description and quantity required 2 Rebuilt parts must be used for warranty claims Rebuilt exchange program parts are identified by a RB prefix to the part number Note Many electronic circuit boards have a factory rebuilt equivalent All rebuilt boards have a part number prefix of RB You must use factory rebuilt parts for all warranty service work Please refer to the Distributor Policy ...

Страница 22: ... to the Type 75 Parts Lists on the following pages for part numbers description and comments Note Item numbers are not listed in numerical order 26 18 51 40 56 52 21 22 29 27 25 56 33 23 19 24 48 12 13 57 14 56 43 45 8 36 34 32 3 4 55 6 54 1 2 16 15 7 39 9 10 49 47 41 35 42 30 28 53 5 ...

Страница 23: ... 116039 Filter Cover Square Seal T75 Standard 116040 Filter Cover Square Seal T75 High Alcohol 16 A247001 Seal Square OD 3 25 ID 3 00x 1250 Standard High Alcohol N162201 Filter Cover Gasket T75 Original Cork Gasket Replacement Only Note Do not replace original cork gasket with p n 116697 18 113078 One Piece Air Separator Body 113079 One Piece Air Separator Body High Alcohol 19 111788 O Ring O17 Al...

Страница 24: ...1 Tube Elbow 18 NPT 52 110211 Label Vertical PU 119517 Label Vertical PU E85 53 J325201 Spring Control Valve Short Heavy Duty Delivery Pump 22 GPM 54 N905001 Spring Filter 55 A323701 Shaft Seal Assembly without Plug 109711 Shaft Seal Kit Replacement Includes 1 H597401 Seal Insertion Tool Plug 1 A323701 Shaft Seal 1 A247014 Square O Ring 56 110430 Pipe Plug NPT 57 113022 Control Valve Assembly Alum...

Страница 25: ...Bennett T75 Operation Service Parts Manual 23 Page Intentionally Left Blank ...

Страница 26: ...Bennett 1218 E Pontaluna Road Spring Lake MI 49456 USA 800 235 7618 Outside USA 231 798 1310 sales bennettpump com www bennettpump com ...

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