Exmark 4500-471, 000 & higher, S/N 790 manual Contents

Contents
Introduction	3
Safety	5
Safety Alert Symbol	5
Safe Operating Practices	5
Safety and Instructional Decals	10
Specifications	14
Model Numbers	14
Systems	14
Dimensions	16
Torque Requirements	18
Product Overview	18
Operation	19
Controls	19
Pre-Start	22
Operating Instructions	22
Transporting	26
Maintenance	28
Recommended Maintenance Schedule(s)	28
Periodic Maintenance	29
Check Engine Oil Level	29
Check Mower Blades	30
Check Safety Interlock System	30
Check Rollover Protections Systems (Roll
Bar) Knobs	31
Check Seat Belt	31
Check for Loose Hardware	31
Service Air Cleaner	31
Change Engine Oil	32
Check Hydraulic Oil Level	32
Check Tire Pressures	32
Check Condition Of Belts	33
Lubricate Grease Fittings	33
Lubricate Brake Handle Pivot	34
Lubricate Deck Lift Pivot	34
Check Spark Plugs	34
Change Hydraulic System Filter and
Fluid	34
Wheel Hub - Slotted Nut Torque
Specification	35
Check Spark Arrester (if equipped)	35
Thread Locking Adhesives	36
Copper-BasedAnti-seize	36
Dielectric Grease	36
Adjustments	36
Deck Leveling	36
Deck Removal	38
Pump Drive Belt Tension	39
Deck Belt Tension	39
Adjusting the Parking Brake	39

Electric Clutch Adjustment	40
Motion Control Linkage Adjustment	40
Motion Control Damper Adjustment	40
Motion Control Neutral Lock Pivot
Adjustment	41
Motion Control Handle Adjustment	41
Motion Control Full Forward Tracking
Adjustment	41
Caster Pivot Bearings Pre-Load
Adjustment	42
Cleaning	43
Clean Engine and Exhaust System
Area	43
Remove Engine Shrouds and Clean Cooling
Fins	43
Clean Hydro Fan Cooling Guards	43
Clean Debris From Machine	43
Clean Grass Build-Up Under Deck	43
Waste Disposal	44
Troubleshooting	45
Schematics	47

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