Service Manual
Table Of Contents
- Revision History
- Preface
- Chapter 1 : Safety
- Chapter 2 : Specifications and Maintenance
- Chapter 3 : Troubleshooting
- Chapter 4 : Engine
- Chapter 5 : Chassis
- General Information
- Service and Repairs
- Caster Assembly and Bearing Replacement
- Caster Wheel Bearing Replacement
- Left Console Replacement
- Right Console Replacement
- Seat Replacement (zx Models Only)
- Seat and MyRIDE™ Platform Replacement (MR Models Only)
- Fuel Tank Replacement
- Throttle Control Assembly Replacement
- Choke Control Assembly Replacement
- Park Brake Handle Assembly Replacement
- Motion Control Assembly Replacement
- Chapter 6 : Hydrostatic Drive System
- Chapter 7 : Mower Deck
- Chapter 8 : Electrical
- Appendix A: Foldout Drawings
- Electrical Schematic
HydroChangeProcedure(continued)
2.Disconnectthebatterybyremovingthenegativecablerst,thenthepositive
cablefromthebattery.
3.Removethespinonoillter.
4.Drainthehydraulicoil.
5.Installanewspinonoillter.
6.Removethetopportplugfromthehydro.
g334863
Figure58
1.T opPortPlug2.BreatherHole
7.Removethebreatherhoseandllventlocatedonthetopofthehydro.
8.Fillapproximately2quartsofToroHYPR-OIL®or20W-50engineoiltothe
levelofthetopportplughole.
9.Re-installthetopportplug.Figure58
10.Re-installthebreatherhose.
11.Connectthebatterybyinstallingthepositivecablerst,thenthenegative
cabletothebattery.
12.Performthepurgingprocedure.PurgingProcedure(page6–6)
PurgingProcedure
Duetotheeffectsairhasonefciencyinhydrostaticdriveapplications,it
iscriticalthatitbepurgedfromthesystem.Thispurgeprocedureshould
beimplementedanytimeahydrostaticsystemhasbeenopenedtofacilitate
maintenance,anyadditionaloilhasbeenaddedtothesystem,orareplacement
transaxlehasbeeninstalled.Aircreatesinefciencybecauseitscompression
andexpansionrateishigherthanthatoftheoilinhydrostaticdivesystems.
Theresultingsymptomsinhydrostaticsystemsmaybe:
•Noisyoperation
•Lackofpowerordriveafterashortperiodofoperation
•Highoperatingtemperatureandexcessiveexpansionofoil,oillevelmaybe
highintheexpansiontankoroverow
Thefollowingprocedureshouldbeperformedwiththevehiclewheelsoffthe
groundandthenrepeatedunderoperatingconditions.
HydrostaticDriveSystem:ServiceandRepairs
Page6–6
TitanServiceManual
3438-774RevA