Unverferth Brent 678 User manual

Grain Handling

CORNER AUGER GRAIN CART

MODELS 678 & 678XL

Beginning With Serial Number D10000000

Beginning With Serial Number B22640100

Part No. 251932

Brent 678/678XL — Introduction

Foreword

This symbol identiﬁes important safety messages. When you see it, read the message

that follows and be alert to the possibility of personal injury.

Remember, safety instructions stated in this manual are for your protection. Read them care-

fully and follow them closely when working around or using this machine.

Read and study this manual completely before attempting to operate this implement. Take this

manual to the ﬁeld for handy reference when operating, adjusting, or servicing your machine.

When referenced, “Right-Hand” (RH) and “Left-Hand” (LH) side of the machine are determined

by standing behind the machine and facing in the direction of travel.

Brent 678/678XL — Introduction

• The information, specifications, and illustrations in the manual are on the basis of informa-

tion available at the time it was written.  Due to continuing improvements in the design

and manufacture of Unverferth products, all specifications and information contained herein

are subject to change without notice.

Product Information

When ordering parts or when requesting further information or assistance, always give the

following information:

• Machine name

• Model number

• Serial number

All products manufactured by Unverferth Mfg.  Co., Inc.  are warranted to be free from

material and workmanship

defects for one full year from time of consumer delivery. Your

local dealer will gladly assist you with any warranty questions.

Please ﬁll out and retain this portion for your records. The serial number plate is located

on the frame as shown below.

Purchase Date _____________Model _________________Serial Number __________________________

Dealer ____________________________________ City ____________________________________________

Dealer Contact _______________________________ Phone ______________________________________

Serial Number Location

Brent 678/678XL — Introduction

Table of Contents

Foreward ........................................................................................................................................2

Product Information........................................................................................................................3

Section I

Safety

General Hazard Information ............................................................................................................ 1-2

Safety Decals .................................................................................................................................. 1-3

Following Safety Instructions .......................................................................................................... 1-4

Before Servicing.............................................................................................................................. 1-5

Before Operating ............................................................................................................................. 1-5

During Operation ............................................................................................................................. 1-6

Before Transporting ......................................................................................................................... 1-6

During Transport.............................................................................................................................. 1-7

Drive Line Safety ............................................................................................................................ 1-8

Pressurized Oil ................................................................................................................................ 1-9

Preparing for Emergencies.............................................................................................................. 1-10

Wearing Protective Equipment ........................................................................................................ 1-10

Brent 678/678XL — Introduction

Table of Contents

Section II

Set Up

Set Up Checklist........................................................................................................................ 2-2

General Set Up Information ....................................................................................................... 2-2

Basic Cart Set Up ................................................................................................ 2-3 through 2-9

Folding Side Extension ........................................................................................................ 2-3

SMV Emblem ....................................................................................................................... 2-4

Lamp Set Up....................................................................................................................... 2-5

Drive Line Storage .............................................................................................................. 2-5

Ladder Installation ............................................................................................................... 2-6

Plastic Hose Pipe ................................................................................................................ 2-6

Wheel/Tire Set Up ............................................................................................................... 2-7

Directional Spout Installation............................................................................................... 2-8

Optional Adjustable Axle...................................................................................................... 2-9

Optional Tarp Installation .................................................................................. 2-10 through 2-18

End Caps & Bows............................................................................................................. 2-11

Cables, Tarp, Tubes ........................................................................................................... 2-13

Hand Crank........................................................................................................................ 2-18

FOR TORQUE INFORMATION, PLEASE REFER TO THE MAINTENANCE SECTION

FOR SCALE INFORMATION, PLEASE REFER TO YOUR SCALE MANUAL.

Brent 678/678XL — Introduction

Table of Contents

Section III

Operation

Operating Checklist .................................................................................................................... 3-2

Preparing Tractor........................................................................................................................ 3-2

Preparing Cart

Hardware ............................................................................................................................. 3-3

Pivot Pins ............................................................................................................................ 3-3

Hitch .................................................................................................................................... 3-3

Auger ................................................................................................................................... 3-3

Hydraulic System................................................................................................................. 3-4

Tires/Wheels......................................................................................................................... 3-4

Drive Shaft Guards.............................................................................................................. 3-5

Lubrication.................................................................................................................................. 3-5

Hitching to Tractor

Drawbar Connection ............................................................................................................ 3-6

Jack Usage.......................................................................................................................... 3-7

Transport Chain Connection................................................................................................. 3-8

Hydraulic Connections ......................................................................................................... 3-8

Hydraulic Connections for Hydraulic Drive.......................................................................... 3-9

Electrical Connections........................................................................................................ 3-10

Towing...................................................................................................................................... 3-11

Auger Operation - PTO-Driven Auger...................................................................................... 3-12

Optional Equipment - Hydraulic Drive..................................................................................... 3-13

Weather Guard Tarp................................................................................................................. 3-15

FOR TORQUE INFORMATION, PLEASE REFER TO THE MAINTENANCE SECTION

FOR SCALE INFORMATION, PLEASE REFER TO YOUR SCALE MANUAL.

Brent 678/678XL — Introduction

Table of Contents

Section IV

Maintenance

Lubrication....................................................................................................................................... 4-2

Seasonal Storage ............................................................................................................................ 4-3

Hub Assembly ................................................................................................................................. 4-3

Auger System

Lower Auger Disassembly ........................................................................................................ 4-4

Lower Auger Assembly............................................................................................................. 4-5

Upper Auger Disassembly......................................................................................................... 4-6

Upper Auger Assembly ............................................................................................................. 4-7

Upper Auger Assembly Timing ................................................................................................. 4-8

Auger Flow Door Cylinder Replacement .................................................................................. 4-9

Verify Telescoping PTO Shaft Length ............................................................................................. 4-12

PTO Shaft and Clutch..................................................................................................................... 4-14

PTO Quick Disconnect .................................................................................................................... 4-17

Tarp Troubleshooting Inspection & Maintenance ............................................................................ 4-20

Electrical System Schematic........................................................................................................... 4-21

Hydraulic System Schematic........................................................................................................... 4-22

Wheels and Tires

Wheel Nut Torque Requirements.............................................................................................. 4-23

Tire Pressure ............................................................................................................................ 4-24

Tire Warranty ............................................................................................................................ 4-26

Torque Chart

Hardware .................................................................................................................................. 4-27

Hydraulic Fittings...................................................................................................................... 4-29

FOR SCALE INFORMATION, PLEASE REFER TO YOUR SCALE MANUAL.

Brent 678/678XL — Introduction

Table of Contents

Section V

Parts

PTO Assembly Friction Clutch.................................................................................................... 5-2

PTO Clutch................................................................................................................................. 5-3

Undercarriage ............................................................................................................................. 5-4

Touch-Up Paint........................................................................................................................... 5-5

Auger & Box Components ......................................................................................................... 5-6

Decals ...................................................................................................................................... 5-10

Electrical Components.............................................................................................................. 5-12

Directional Spout...................................................................................................................... 5-14

Side Boards.............................................................................................................................. 5-15

Lower Auger And Driveline...................................................................................................... 5-16

Driveline U-Joint Assembly ...................................................................................................... 5-17

Hub........................................................................................................................................... 5-18

Hub - Dual Wheels.................................................................................................................. 5-19

Adjustable Axle - 120”............................................................................................................ 5-20

45° Gearbox............................................................................................................................. 5-22

Auger Cylinder ......................................................................................................................... 5-23

Flow Control Door Cylinder ..................................................................................................... 5-23

Optional Hydraulic PTO Drive (Up to 55GPM) Kit #280207 ................................................... 5-24

Optional Weather Guard Tarp................................................................................................... 5-26

FOR SCALE INFORMATION, PLEASE REFER TO YOUR SCALE MANUAL.

FOR TRACK INFORMATION, PLEASE REFER TO YOUR TRACK MANUAL.

Brent 678/678XL — Safety

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