Service Manual
HY13-1521-M2/US Service Manual
General Information Series HB Hydrostatic Transmission
Section 1 General Information
Definitions/Disclaimer 4
Introduction/Design Features 5
Troubleshooting Guide 6
Troubleshooting Checklist 7
Tools & Materials Required for Servicing 8
Flow Test Instructions 9-10
Exploded Views 11-20
Section 2 Reseal & Repair
Disassembly & Assembly - Fan Option 21
Disassembly 22-29
Assembly 30-38
Section 3 Maintenance
System Maintenance Tips 39
Hydraulic Fluids 39
Filtration 39
Oil Temperature 39
3
Parker Hannifin Corporation
Hydraulic Pump/Motor Division
Greeneville, Tennessee USA