Cutting Component Inspection ......................................................................................................................... 4-19
Blade Bolt Inspection ....................................................................................................................................... 4-20
DRIVING THE TRACTOR AND IMPLEMENT ................................................................................................. 4-23
Starting the Tractor .......................................................................................................................................... 4-24
Brake and Differential Lock Setting .................................................................................................................. 4-24
Operating the Mower Wings ..............................................................................................................4-25
Driving the Tractor and Implements ................................................................................................................. 4-27
Crossing Ditches and Steep Inclines ............................................................................................................... 4-28
OPERATING THE TRACTOR AND IMPLEMENT ........................................................................................... 4-29
Foreign Debris Hazards ................................................................................................................................... 4-30
Bystanders/Passersby Precautions .......... ... ... .... ... ... ................ ... .... ... ... ... .... ... ... ... ... .... ... ................................ 4-30
Engaging the Power Take Off (PTO) ............................................................................................................... 4-31
PTO RPM and Ground Speed ......................................................................................................................... 4-32
Operating the Mower ....................................................................................................................................... 4-32
Shutting Down the Implement ......................... ................................................................................................. 4-34
DISCONNECTING THE MOWER FR OM THE TRACTOR ... ... ... .... ... ... ... .... ... ... ... ... .... ... ... ... .... ... ... ... ... .... ... ... 4-34
MOWER STORAGE ........................................................................................................................................ 4-36
TRANSPORTING THE TRACTOR AND IMPLEMENT ................................................................................... 4-37
Transporting on Public Roadways ................................................................................................................... 4-38
Hauling the Tractor and Implement .................................................................................................................. 4-40
TROUBLE SHOOTING GUIDE ....................................................................................................................... 4-42
MAINTENANCE SECTION .................................................................................................. 5-1
DAILY CHECKS .... .... ... ................ ... ... .... ... ... ................ ... .... ... ... ... ................. ... ... ... ... .... ..................................... 5-2
ADJUSTING TENSION OF DRIVEBELTS ........................................................................................................ 5-4
CHANGING HYDRAULIC SYSTEM FILTER ..................................................................................................... 5-4
CUTTER UNIT ................................................................................................................................................... 5-6
GENERAL MAINTENANCE ............................................................................................................................... 5-6
REPLACING CUTTER UNIT DRIVEBELTS ...................................................................................................... 5-7
ADJUSTING CUTTING HEIGHT ....................................................................................................................... 5-7
ROLLER BEARING REPLACEMENT ............................................................................................................... 5-8
CUTTERSHAFT BEARING REPLACEMENT ................................................................................................... 5-9
Outboard Bearing ............................................................................................................................................... 5-9
Inboard (Drive) Bearing .................................................................................................................................... 5-10
CUTTERSHAFT REPLACEMENT ................................................................................................................... 5-10
CHANGING TO FORWARD OR REVERSE ROTATION ................................................................................ 5-11
Wing Mowers ................................................................................................................................................... 5-11
Rear Mower ..................................................................................................................................................... 5-11
REPLACING CUTTER UNIT KNIVES ............................................................................................................. 5-11
HYDRAULICS .................................................................................................................................................. 5-12
General ............................................................................................................................................................ 5-12
Initial Start-Up Procedures ............................................................................................................................... 5-12
POWER CIRCUIT ........................... ................ .... ... ... ... ... ................. ... ... ... .... ... ................ ... ............................. 5-14
Replacing Hydraulic Pumps ............................................................................................................................. 5-14
Replacing Outer Pump ..................................................................................................................................... 5-14
Solenoid Control Valve ............. ... ................ ... .... ... ... ... ................ .... ... ... ... .... ................ ... ... ............................. 5-15
Hydraulic Pump ................................................................................................................................................ 5-16
CONTROL CIRCUIT .................... ................ ... .... ... ... ... ................ .... ... ... ... .... ................ ... ... ... .......................... 5-22
Lift and Tilt Cylinders ............ ................. ... ... ... ................ .... ... ... ... ................. ... ... ... .......................................... 5-22
Disassembly or Lift or Tilt Cylinder .................................................................................................................. 5-22
Cylinder Rod Maintenance ............................................................................................................................... 5-22
Hydraulic Gear Pump ....................................................................................................................................... 5-23
Sectional Control Valve ...... ... .... ................ ... ... .... ... ... ... ... .... ... ... ................ .... ... ... ... ... .... ... ................................ 5-23
External Coil Slip Disk Replacement ........... ... .... ... ... ... ... .... ... ... ... .... ... ... ... .... ................ ... ... ... .... ...................... 5-25
Slip Clutch ........................................................................................................................................................ 5-26