Toro 22317 Service Manual page 46

21. Remove the seal from inside the head assembly
(Fig. 0080).
22. Remove the back-up washer from inside the head
assembly (Fig. 0081).
23. Thoroughly rinse the inside of the head with a
cleaning solvent. Rinse and clean all internal
components of any foreign material with a lint-free
rag.
Toro Wheeled CUL Service Manual
IMG-0396a
Fig. 0080
IMG-0397a
Fig. 0081
ALL UNITS/GENERAL
24. Visually inspect for material defects and contamina-
tion. All seals and o-rings must be replaced with
new parts (Fig. 0082 and Fig. 0083).
Note: Upon assembly lubricate the head and all
seals with 10W-30 oil prior to installation.
Head Assembly (Inside Seals)
A B C
A. Wiper Seal
B. Back-up Washer
C. Seal
Head Assembly (Outside o-rings)
A
B
A. Head
B. O-ring
D
E E
IMG-0399a
Fig. 0082
D. Head
E. Wear Ring (2)
C D
IMG-0401a
Fig. 0083
C. Back-up o-ring
D. O-ring dust seal
3/1-23