MacDon 742 HAY CONDITIONER - Manual (Page 5)

Form # 46290 Issue 09/05 3
TABLE OF CONTENTS
MAINTENANCE/SERVICE
Service Procedures..............................................................................................................................50
Recommended Lubricants ...................................................................................................................51
Sealed Bearing Installation ..................................................................................................................51
Greasing the Header...................................................................................................................... 52-55
Greasing the Hay Conditioner..............................................................................................................55
Hydraulic System
Hydraulic System Safety ...................................................................................................................56
Hoses and Lines................................................................................................................................56
Hydraulic Schematic – Reel Lift ........................................................................................................56
Hydraulic Schematic – Reel & Draper Drive on Windrower ..............................................................57
Hydraulic Schematic – Reel & Conveyor Drives (Manual Shift Header) on Combine.......................58
Electrical .............................................................................................................................................59
Sickle and Sickle Drive
Sickle Lubrication ..............................................................................................................................59
Sickle Sections ..................................................................................................................................60
Sickle Removal..................................................................................................................................60
Sickle Head Needle Bearing Installation ...........................................................................................61
Sickle Installation...............................................................................................................................61
Spare Sickle Storage.........................................................................................................................62
Sickle Guards ....................................................................................................................................62
Sickle Hold-Downs ............................................................................................................................63
Stub Guards and Top Guides............................................................................................................63
Wobble Box .......................................................................................................................................64
Single Sickle Drive Conversion .........................................................................................................65
Single Sickle Drive Belt Tension .......................................................................................................65
Double Sickle Speed .........................................................................................................................66
Double Sickle Drive Belt Tension ......................................................................................................66
Double Sickle Drive Belt Tracking .....................................................................................................67
Double Sickle Timing.........................................................................................................................67
Drapers
Draper Tension Adjustment...............................................................................................................68
Replacing Drapers.............................................................................................................................68
Draper Drive Motor Locations ...........................................................................................................69
Idler Roller Positioning ......................................................................................................................69
Draper Tracking Adjustment..............................................................................................................70
Idler Roller Maintenance ...................................................................................................................70
Drive Roller Maintenance ..................................................................................................................71
Deck Height.......................................................................................................................................71
Reel and Reel Drive
Reel Clearance to Cutterbar..............................................................................................................72
Reel "Frown" Adjustment ..................................................................................................................72
Reel Plastic Finger Installation & Removal .......................................................................................73
Centering the Reel ............................................................................................................................74
Reel Drive Chain ...............................................................................................................................74
Removal of Reel Drive Shaft .............................................................................................................74
Gauge Wheels.....................................................................................................................................75
Hay Conditioner
Hay Conditioner Drive Chain.............................................................................................................76
Hay Conditioner Roll Timing..............................................................................................................76
Maintenance Schedule.........................................................................................................................77
Maintenance Record ............................................................................................................................78
TROUBLE SHOOTING
Crop Loss at Cutterbar....................................................................................................................79,80
Cutting Action & Sickle Components ............................................................................................. 80-82
Reel Delivery...................................................................................................................................82,83
Header .................................................................................................................................................83
Drapers & Decks ..................................................................................................................................84
Windrow Formation - Grain .............................................................................................................84,85
Hay Conditioner ...................................................................................................................................86
Windrow Formation - Hay ....................................................................................................................86
Cutting Edible Beans...................................................................................................................... 87-90