TYM T264, Руководство по ремонту

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1. Hydrostatic Transmission Disassembly
Fig.:Complete assembly
IMPORTANT : The HST housing is
aluminum material and can be easily damaged
by steel tools. Be careful not to damage
machined surfaces. Do not use screw driver or
other sharp objects.
Snap ring
Cap Screws
1.Remove two hexagon socket head cap screws of
the housing side .
2.Remove snap ring and seal cover of the body side.
3.Remove four hexagon socket head cap screws
of the body side .
4. Remove the body from the housing.
Fig.: Body Disassembly
5. Remove gasket from body.
6. Remove T-valve for charge relief valve.
7. Remove two dowel pins and two spring pins
NOTE :
Unless dowel pins and spring pins are damaged
or loosen, do not need to remove. If replacement
is necessary, be careful not to scratch the
machined surfaces of body.
8.Remove two relief valves from body.
Clean the valves in a suitable solvent and
check for damaged parts. Two relief valves
are interchangeable, but it is recommended
that the valves go into original holes during
assembly.
4-22
NOTE:
Use support for housing, or rotating assembly in
housing may protrude.