Bennett T-75 Operation, Service & Parts Manual Download Page 8

Bennett T75 Operation, Service, & Parts Manual 

Product Introduction

 

EUROPEAN SPECIFICATI ONS 

Power Requirements @ Maximum Flow & Pressure

 ............................................................... 22 gpm (80 lpm) at 700 RPM with 1 HP Motor (0.75kW) 

Maximum Flow Rate

 ............................................................................................................................................................................................ 80 L/min 

Noise Level

 ................................................................................................................................................................................................................ 72 dB 

Maximum Operating Pressure

 ................................................................................................................................................................................ 3.5 bar 

Minimum Pressure

 .................................................................................................................................................................................................. 0.7 bar 

Maximum Motor Power Requirements

 ............................................................................................................................................ 1200 watts / 1.2 kW 

Bypass Pressure

 ................................................................................................................................................................................................ Adjustable

 

Minimum Dry Suction

 ............................................................................................................................................................................................ 400 mb 

Minimum Wet Suction

 ........................................................................................................................................................................................... 700 mb 

Micron Filter (

)

 ................................................................................................................................................ 10, 35, 70 according to conditions of use 

Air Elimination

 ................................................................................................................................................According to OIML, CEE 77.313 Regulation

 

Pump Curve

 ............................................................................................................................................................................................. Refer to Figure 3 

INSTALLATION PIPING  FOR TYPE 75 PUMP DISPENSER  

Refer to the 

PEI/RP100,

 

Recommended Practices for Installation 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 guidelines. 

1.

 

The total length of horizontal piping between the pump and tank must be no longer than 60 feet. 

2.

 

Static lift on self-contained units must not exceed 10 feet (vertical distance between product level in the storage tank and the center of 
the pumping unit). 

3.

 

Use new 1-1/2” galvanized or approved non-metallic pipe for 10-15 GPM pumps. Use new 2” galvanized or approved non-metallic pipe 
for 20-24 GPM pumps. 

 

 

              FLEXIBLE CONNECTOR 

OR

 

    SWING JOINT (INTERNATIONAL USE) 

FIGURE 1

 

Summary of Contents for T-75

Page 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 ...

Page 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...

Page 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 ...

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

Page 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 ...

Page 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 ...

Page 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...

Page 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...

Page 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 ...

Page 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 ...

Page 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 ...

Page 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 ...

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

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

Page 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 ...

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

Page 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 ...

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

Page 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...

Page 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 ...

Page 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 ...

Page 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 ...

Page 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...

Page 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...

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

Page 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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