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2. Set the height-of-cut to the 4 in. (101.6 mm) position
following the height-of-cut decal.
3. With the machine on level surface, position one blade
front-to-rear (Fig. 52). Measure at "A" and from level
surface to the cutting edge of the blade tips (Fig. 53).
4. The measurement should be 4 in. (101.6 mm).
Figure 52
Figure 53
5. If it does not measure correctly, add air pressure in rear
tires to raise height–of–cut
6. If it does not measure correctly, decrease air pressure
in rear tires to lower height–of–cut.
7. Check carrier frame front–to–rear pitch.
Replacing the Drive Belt
Service Interval/Specification
Check all belts after every 50 operating hours or monthly,
whichever occurs first. Look for dirt, wear, cracks and
signs of overheating.
1. Remove belt guard, not shown for clarity.
2. Remove top capscrew securing idler support and idler
bracket to rear frame (Fig. 54).
3. Loosen bottom two mounting screws enough to allow
belt to pass between drive pulley and idler support
(Fig. 54).
4. Raise wheel off ground enough to allow belt removal.
5. Install belt guard, not shown for clarity.
3
4
m–1078
1. Top capscrew
2. Idler bracket
Replacing the Traction Belt
m–2550
1. Raise the front of the machine and hold with jack
stands. Remove lower shield.
2. Disconnect clutch wire connector from wire harness.
3. Remove PTO drive belt. Refer to Replacing the PTO
Drive Belt on page 36.
4. Remove clutch retainer from the engine deck (Fig. 55).
5. Unhook tension spring from side of frame (Fig. 55).
6. Loosen pivot bolt enough to remove traction belt from
the drive pulley and clutch.
7. Install new belt around clutch and drive pulley.
8. Torque pivot bolt to 35-40 ft. lb. (47-54 N.m). Install
tension spring between idler arm and frame bracket
(Fig. 55).
9. Install clutch retainer to the engine deck (Fig. 55).
10. Connect clutch wire connector to wire harness.
35
1
2
m–1722
Figure 54
3. Idler support
4. Bottom capscrew
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