Exmark 312, 000 & higher manual Contents

Contents
Introduction	3
Safety	5
Safety Alert Symbol	5
Safe Operating Practices	5
Safety and Instructional Decals	12
Specifications	16
Model Numbers	16
Systems	16
Dimensions	17
Torque Requirements	18
Product Overview	18
Operation	19
Controls	19
Pre-Start	20
Operating Instructions	21
Transporting	24
Maintenance	26
Recommended Maintenance Schedule(s)	26
Periodic Maintenance	27
Check Engine Oil Level	27
Check Battery Charge	27
Check Mower Blades	28
Check Safety Interlock System	30
Check for Loose Hardware	30
Service Pre-Cleaner Element and Air
Cleaner	30
Change Engine Oil	31
Check Hydraulic Oil Level	31
Check Tire Pressures	31
Check Condition Of Belts	31
Lubricate Grease Fittings	31
Check Spark Plugs	32
Check LPG Tank	32
Check LPG Fuel Delivery System	32
Change Hydraulic System Filter	33
Wheel Hub-Slotted Nut Torque
Specification	35
Inspect PTO Clutching Belt Tension	35
Thread Locking Adhesives	35
Mobil HTS Grease (Or Food-Grade
Anti-seize)	35
Copper-BasedAnti-seize	35
Dielectric Grease	36
Adjustments	36
Deck Leveling	36
Pump Drive Belt Tension	36
PTO Clutching Belt Tension	36
Deck Belt Tension	36
Park Brake Adjustment	36

Hydro Drive Linkage Adjustment	36
Tracking Adjustment	39
Hydro Pump Spring Tension Setting	39
PTO Safety Switch	39
LPG Regulator	39
Cleaning	40
Clean Engine and Exhaust System
Area	40
Remove Engine Shrouds and Clean
Cooling Fins	40
Clean Debris From Machine	40
Clean Grass Build-Up Under Deck	40
Waste Disposal	40
Troubleshooting	42
Schematics	45

4