Service Manual

MOWER DECKS
7 - 10 Mid-Size Walk Behind Service Manual
8. Engage the blade control (PTO) lever.
9. Check the clearance between the bell crank and
the transmission output shaft (Figure 168).
Figure 168
m-3860
Note: The clearance should be 1/16 - 1/8 inch (2 -
3mm).
10. Remove the hairpin cotter and the clevis pin from
the bell crank.
11. Rotate the clevis clockwise on the rod to increase
the clearance; rotate it counterclockwise to
decrease it (Figure 168).
12. Disengage the blade control (PTO) lever.
Note: If the assist arm does not contact the front stop
on the mower deck (Figure 169), adjust the clevis to
bring the bell crank closer to the transmission output
shaft (Figure 168).
Figure 169
m-4739
13. Check the belt guide under the engine frame for
the proper adjustment (Figure 164).
Replacing the Mower Belt (Fixed
Deck Gear Drive) 48 in. (122cm)
1. Disengage the power take off (PTO), set the
parking brake, and turn the ignition key to “OFF” to
stop the engine. Remove the key and spark plug
wire.
2. Remove the knobs and belt cover on mower.
3. Remove idler pulley and then remove belt (Figure
170).
4. Install new belt.
5. Install idler pulley.
6. Engage PTO and check belt tension. Refer to
"Adjusting Mower Belt Tension (Fixed Deck) - All"
on page 7 - 16.
(1) 1/16 - 1/8 inch (2 - 3mm)
(2) Bell crank
(3) Transmission output shaft
(4) Hairpin cotter
(5) Clevis pin
(6) Clevis
(1) 1/2 inch (13mm) deflection
here
(2) Assist arm
(3) Front stop
(4) Locknut
(5) Turnbuckle