Unverferth Cross-fold rolling harrow 1645 User manual

Seedbed Tillage

ROLLING HARROW® 1645/1645D

Soil Conditioner

47’ - 59’ 5-Section Vertical-Fold Models

Serial # A63210100 & Higher

Part NUMBER 76402

Vertical-Fold Rolling Harrow 1645/1645D — Introduction

Foreward

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

sage 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.

Vertical-Fold Rolling Harrow 1645/1645D — Introduction

Product Information

The information, specifications, and illustrations in the manual are on the basis of information avail-

able 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.

FIG. 1 Base Shown

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

following information:

• Machine name

• Serial number

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

terial 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 inside of the main frame near the hinge area  (FIG. 1).

Purchase Date _______________ Model ___________Serial Number_______________________________

Dealer ______________________________________ City __________________________________________

Dealer Contact ______________________________________ Phone ________________________________

Vertical-Fold Rolling Harrow 1645/1645D — Introduction

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

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

SECTION I

Safety

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

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

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

Before Servicing......................................................................................................................... 1-4

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

During Operation ........................................................................................................................ 1-5

Before Transporting .................................................................................................................... 1-5

During Transport......................................................................................................................... 1-6

Pressurized Oil ........................................................................................................................... 1-6

Preparing for Emergencies......................................................................................................... 1-7

Wearing Protective Equipment ................................................................................................... 1-7

Table of Contents

Vertical-Fold Rolling Harrow 1645/1645D — Introduction

Table of Contents

SECTION II

Set Up

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

15’ Base Shipping Bundles ....................................................................................................... 2-3

15’ Base, 16-20’ Wing Shipping Bundles................................................................................. 2-4

Optional Shipping Bundles & Accessories................................................................................. 2-6

Main Frame/Tire & Wheel.......................................................................................................... 2-7

Hitch......................................................................................................................................... 2-10

Jack ......................................................................................................................................... 2-12

Transport Chain........................................................................................................................ 2-13

Hose Holders............................................................................................................................ 2-14

Inner Wings.............................................................................................................................. 2-15

Outer Wings ............................................................................................................................. 2-17

Inner Wing Tire & Wheel......................................................................................................... 2-22

Outer Wing Tire & Wheel ........................................................................................................ 2-25

Gravity Latches/Wing Stands ................................................................................................... 2-27

SMV Emblem............................................................................................................................ 2-29

Hydraulic Assembly .................................................................................................................. 2-29

Purging A Hydraulic System ............................................................................................. 2-30

Hose Routing Diagrams.............................................................................. 2-31 through 2-33

Basket & Frame Assembly ...................................................................................................... 2-34

Optional Pilot Check Valve....................................................................................................... 2-37

Transport Marking & Light Kit................................................................................................. 2-38

Wiring Harness Layout ...................................................................................................... 2-42

Vertical-Fold Rolling Harrow 1645/1645D — Introduction

Table of Contents

SECTION III

Operation

General Operation Information ................................................................................................... 3-2

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

Preparing Primary Tillage Tool................................................................................................... 3-3

Rear Hitch On Primary Tillage Tool .................................................................................... 3-3

Preparing Rolling Harrow ........................................................................................................... 3-4

Tires and Wheels ................................................................................................................ 3-4

Pins...................................................................................................................................... 3-4

Leveler Bar Mounting Arms ................................................................................................ 3-4

Hydraulics ............................................................................................................................ 3-4

Lubrication ........................................................................................................................... 3-4

Attaching Rolling Harrow To Primary Tillage Tool or Tractor.................................................... 3-5

Hydraulic Hook-Up............................................................................................................... 3-6

Unfolding The Wings.................................................................................................................. 3-7

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

Transporting................................................................................................................................ 3-9

Unhitching ................................................................................................................................ 3-11

Field Adjustments..................................................................................................................... 3-12

Rolling Harrow Basket....................................................................................................... 3-12

Basket Pitch Adjustment ................................................................................................... 3-13

Vertical-Fold Rolling Harrow 1645/1645D — Introduction

SECTION IV

Maintenance

Storage....................................................................................................................................... 4-2

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

Replacing Rolling Harrow Basket Bearings ............................................................................... 4-4

Replacing Spring Assemblies ..................................................................................................... 4-5

Hub Maintenance ....................................................................................................................... 4-6

Hydraulic System ....................................................................................................................... 4-7

Troubleshooting........................................................................................................................... 4-9

Torque Chart ............................................................................................................................ 4-10

Hydraulic Fittings ..................................................................................................................... 4-10

Wheels and Tires..................................................................................................................... 4-11

Wheel Nut Torque.............................................................................................................. 4-11

Tire Pressure ..................................................................................................................... 4-11

Tire Warranty ..................................................................................................................... 4-12

SECTION V

Parts

Combination Hitch Components ................................................................................................. 5-2

Hitch Components ...................................................................................................................... 5-4

Main Frame Components........................................................................................................... 5-6

Wing Stop Block and SIS Decals Components......................................................................... 5-9

Inner Wing Components........................................................................................................... 5-10

Gravity Latch/Wing Stand/Bumper Assembly Components ...................................................... 5-11

Outer Wing Components .......................................................................................................... 5-12

Rolling Harrow Basket Model 1645 ........................................................................................ 5-14

Rolling Harrow Basket Model 1645D ...................................................................................... 5-16

Wing Gauge Wheel & Hub Components.................................................................................. 5-18

Raise & Lower Hydraulic Components For 47-49’ Models .................................................... 5-20

Raise & Lower Hydraulic Components For 51-55’ Models .................................................... 5-22

Wing Fold Hydraulic Components............................................................................................ 5-24

Transport Marking & Light Kit................................................................................................. 5-26

Basket Pin Up & Storage Box Components............................................................................ 5-27

Table of Contents

Vertical-Fold Rolling Harrow 1645/1645D — Introduction

Notes

Vertical-Fold Rolling Harrow 1645/1645D — Safety

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