GROUND DRIVE & TINE SYSTEMS
5-15
Toro 30” Aerator Service Manual
5
11. Tighten until the chain has between 1/4” and 1/2”
deection (Fig. 220).
12. When the correct deection is achieved, tighten the
front mounting bolts and transmission adjustment
plate bolts on both sides to 35 ft-lbs. (48 Nm).
13. Check the deection on the chains again. If they
are too tight, loosen the mounting bolts one turn
and loosen the chains using the adjustment bolt.
Retorque the mounting bolts to 35 ft-lbs. (48 Nm)
and check deection again.
14. Check the alignment of the chains. The chains
should run straight on their sprockets. If the
alignment is off, tap the jackshaft left or right with a
hammer to align the chains.
15. Once alignment is met, apply Loctite
®
505 to the set
screws and tighten them to 12-14 ft-lbs. (16-19 Nm)
(Fig. 221).
Fig. 221 set screws
Fig. 220 g. 16 G020261
A. Hydro mounting bolts D. 6-12mm (1/4”-1/2”)
& nuts E. Guard removed for
B. Nuts clarity
C. Adjustment bolt
A B
C
D
E
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