Toro 22317 Service Manual page 60

12. Lubricate and install new o-rings into the grooves in
the top and bottom spool ports (4 ports on top and 4
ports on bottom) (Fig. 0130).
13. Disassemble the relief valve and inspect it for wear
or damage. Avoid changing the location of the
pressure adjusting screw. Reassembly as shown
(Fig. 0131).
A. Pressure relief valve
Toro Wheeled CUL Service Manual
IMG-0507a
Fig. 0130
A
IMG-0506a
Fig. 0131
ALL UNITS/GENERAL
14. Lubricate and install a new o-ring on the pressure
relief valve. Install the pressure relief valve in the
4-spool valve (Fig. 0132).
15. Make an initial adjustment of the pressure relief
valve if the original setting was changed during dis-
assembly, or if the relief valve was replaced. Initial
adjustment of the pressure relief valve screw should
be 3/8" (9.5 mm) from the shoulder of the relief valve
body to the end of the threads (Fig. 0133).
A. 3/8" (9.5mm)
IMG-0508a
Fig. 0132
A
IMG-0509a
Fig. 0133
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