Cutting Component Inspection ......................................................................................................................... 4-19
Blade Bolt Inspection ....................................................................................................................................... 4-20
Starting the Tractor .......................................................................................................................................... 4-24
Operating the Mower Wings ..............................................................................................................4-25
Foreign Debris Hazards ................................................................................................................................... 4-30
PTO RPM and Ground Speed ......................................................................................................................... 4-32
Operating the Mower ....................................................................................................................................... 4-32
Shutting Down the Implement .......................................................................................................................... 4-34
MOWER STORAGE ........................................................................................................................................ 4-36
TROUBLE SHOOTING GUIDE ....................................................................................................................... 4-42
MAINTENANCE SECTION .................................................................................................. 5-1
DAILY CHECKS ................................................................................................................................................. 5-2
CUTTER UNIT ................................................................................................................................................... 5-6
GENERAL MAINTENANCE ............................................................................................................................... 5-6
ADJUSTING CUTTING HEIGHT ....................................................................................................................... 5-7
ROLLER BEARING REPLACEMENT ............................................................................................................... 5-8
Outboard Bearing ............................................................................................................................................... 5-9
Inboard (Drive) Bearing .................................................................................................................................... 5-10
CUTTERSHAFT REPLACEMENT ................................................................................................................... 5-10
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
Cylinder Rod Maintenance ............................................................................................................................... 5-22
Hydraulic Gear Pump ....................................................................................................................................... 5-23
Sectional Control Valve .................................................................................................................................... 5-23
Slip Clutch ........................................................................................................................................................ 5-26