wsm STW37 Workshop Manual page 195

1. STRUCTURE.............................................................................................................................. 3-M1
2. POWER TRAIN FOR TRAVELING SYSTEM............................................................................. 3-M2
[1] HYDROSTATIC TRANSMISSION (HST) ............................................................................. 3-M2
(1) Structure ......................................................................................................................... 3-M2
(2) Hydraulic Circuit ............................................................................................................. 3-M3
(3) Pump and Motor ............................................................................................................. 3-M4
(4) Operation and Valves ..................................................................................................... 3-M5
(5) Control Linkage .............................................................................................................. 3-M9
(6) Cruise Control Linkage ................................................................................................. 3-M10
(7) Cruise Control Release System ................................................................................... 3-M11
[2] RANGE GEAR SHIFT SECTION ....................................................................................... 3-M12
[3] FRONT WHEEL DRIVE SECTION .................................................................................... 3-M12
[4] BI-SPEED TURN SYSTEM ................................................................................................ 3-M13
(1) Feature ......................................................................................................................... 3-M13
(2) Related Parts and Arrangement ................................................................................... 3-M13
(3) Hydraulic Oil Flow......................................................................................................... 3-M14
(4) Power Train of Hydraulic Clutch Section ...................................................................... 3-M15
3. POWER TRAIN FOR PTO SYSTEM........................................................................................ 3-M16
[1] INDEPENDENT PTO SYSTEM.......................................................................................... 3-M16
(1) Hydraulic Oil Flow......................................................................................................... 3-M16
(2) Power Train of PTO Clutch Section.............................................................................. 3-M17
[2] REAR PTO GEAR SHIFT SECTION.................................................................................. 3-M18
[3] MID PTO GEAR SHIFT SECTION ..................................................................................... 3-M18
MECHANISM
CONTENTS
KiSC issued 11, 2014 A