Toro 22317 Service Manual page 58

9. Remove and inspect the 8 spool seal o-rings (4 on
the top, 4 on the bottom) for cuts or chafing (Fig.
0127).
10. Some 4-spool valves have a pressure relief installed
on the back of the valve housing. If a plug is located
on the back of the housing, remove it (Fig. 0128).
Toro Wheeled CUL Service Manual
IMG-0503a
Fig. 0127
IMG-0504a
Fig. 0128
ALL UNITS/GENERAL
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