Service Manual

7-29Z Master 500 Gas Series Service Manual
7
MOWER DECKS/PTO
Adjusting the Front-to-Rear Mower
Pitch
1. Position the right blade front-to-rear (Fig. 450).
Fig 450 g. 68 m-1078
2. Measure the right blade at the A location (Fig. 450)
from a level surface to the cutting edge of the blade
tip (Fig. 451).
Fig 451 g. 69 m-2539
MEASURE FROM CUTTING
EDGE TO A LEVEL SURFACE
Fig 452 g. 70 m-6831 rev
3. Record the measurement.
4. Measure the right blade at the B location (Fig. 450),
from a level surface to the cutting edge of the blade
tip (Fig. 451).
5. Record this measurement.
6. The mower blade should be a 1/4 to 3/8 inch (6 to
10mm) lower at position A than at position B (Fig.
450). If it is not correct, proceed to the following
steps.
Note: Both of the front swivels need to be adjusted
the same amount to maintain equal chain
tension.
7. Loosen the front swivel jam nuts, at the front of
the right and left swivels, approximately a 1/2 inch
(13mm) (Fig. 452).
4. Front swivel 6. Lift nut
5. Swivel jam nut 7. Front support arm