Exmark TTS20KAE523 User Manual

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................................................... 15
Torque Requirements .................................... 16

Product Overview ................................................ 16
Operation ............................................................. 17

Controls ........................................................ 17
Pre-Start........................................................ 19
Operating Instructions .................................. 19
Transporting ................................................. 23

Maintenance ......................................................... 24

Recommended Maintenance Schedule(s) ........... 24
Periodic Maintenance ....................................... 25

Check Engine Oil Level ................................. 25
Check Battery Charge (Electric Start Units

Only)......................................................... 25

Check Mower Blades ..................................... 27
Check Safety Interlock System ....................... 28
Check for Loose Hardware ............................ 28
Service Air Cleaner ........................................ 28
Change Engine Oil ........................................ 29
Check Hydraulic Oil Level ............................. 29
Check Tire Pressures ..................................... 29
Check Condition Of Belts.............................. 29
Lubricate Grease Fittings............................... 29
Check Spark Plugs ......................................... 30
Change Hydraulic System Filter ..................... 30
Replace Emissions Air Intake Filter................ 32
Wheel Hub-Slotted Nut Torque

Specification.............................................. 32

Inspect PTO Clutching Belt Tension.............. 33
Thread Locking Adhesives............................. 33
Mobil HTS Grease (Or Food-Grade

Anti-seize)................................................. 33

Copper-Based Anti-seize ............................... 33
Dielectric Grease........................................... 33

Adjustments ..................................................... 34

Deck Leveling ............................................... 34
Pump Drive Belt Tension............................... 34
PTO Clutching Belt Tension.......................... 34
Deck Belt Tension ......................................... 34
Park Brake Adjustment .................................. 34
Hydro Drive Linkage Adjustment .................. 34

Tracking Adjustment ..................................... 36
Hydro Pump Spring Tension Setting .............. 36
PTO Safety Switch ........................................ 37

Cleaning ........................................................... 37

Clean Engine and Exhaust System

Area .......................................................... 37

Remove Engine Shrouds and Clean Cooling

Fins........................................................... 37

Clean Debris From Machine .......................... 38
Clean Grass Build-Up Under Deck ................ 38
Waste Disposal .............................................. 38

Troubleshooting ................................................... 39
Schematics ........................................................... 41

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