Eaton 1 Series - Page 17

17EATON Series 1 Heavy Duty Hydrostatic Fixed Displacement Motors Parts and Repair E-MOPI-TS002-E September 2004
Shuttle
Valve
Plug
Shuttle Valves
Shuttle
Valve
Spring
Shuttle Spool
8. Remove the three gauge port
plug assemblies.
7. Remove shuttle valves and
shuttle spool.
6. Using a 1 in. hex wrench,
remove the two shuttle valve
plugs. Then remove shuttle
valve springs.
Disassembly
Gauge
Port
Plug
Gauge
Port
Plug
9. Install the three gauge port plug
assemblies. Torque to 16 lb-ft [22Nm].
10. Install shuttle spool and
shuttle valves in valve block.
11. Install shuttle valve springs and shuttle
valve plugs. Torque plugs to 68 lb-ft
[92Nm].
High Pressure
Relief Valves
12. Install the two high pressure
relief valves. Torque to 25 lb-ft
[34 Nm].
13. Install low pressure relief valve.
Torque valve to 75 lb-ft [100 Nm].
Continue with step 19, page 15.
Low
Pressure
Relief Valve
Shuttle Valve Spring
Shuttle
Valve
Plugs
Assembly of
Valve Block
Table 8.0 Torque Specifications – lb-ft [Nm]
MODEL MODEL
WHERE USED 33-39-46 54-64
Gauge Port Plug Assembly 16 [22] 16 [22]
Shuttle Cap 68 [92] 68 [92]
High Pressure Relief Valve 25 [34] 25 [34]
Low Pressure Relief Valve 75 [100] 75 [100]
End Cover Bolts – Grade 8 39 [53] 63 [85]
Relief Valve (Feathering) 25 [34] 25 [34]
Socket Pipe Plug 16 [22] 16 [22]
Valve Block Mounting Bolts 28 [38] 28 [38]
Shuttle Valve Spring
Shuttle
Valve
Plugs
Assembly