30
2. Lubricate the transmission couplers every 100 hours
and idler arm pivots every 8 hours (Fig 40).
m–3797
1
2
Figure 40
1.
Idler Arm Pivots
2.
Transmission Couplers
3. Lubricate the blade belt idler arm pivot. (Fig. 41).
Lubricate every 50 hours.
m–4749
Figure 41
Servicing the Brakes
Service Interval/Specification
Before each use, check brakes for proper operation.
Always set the parking brake when you stop the machine or
leave it unattended. If the parking brake does not hold
securely, an adjustment is required.
Checking the Brakes
1. Park the machine on a level surface, disengage the
blade control (PTO) and set the parking brake.
2. Rear wheels must lock when you try to push the
machine forward or backward. Adjustment is required if
the wheels turn and do not lock; refer to Adjusting the
Brake, page 30.
3. Release the brake and press upper control bar very
lightly, approximately 1/2 in. (13 mm), wheels should
rotate freely.
4. If both conditions are met, no adjustment is required.
Adjusting the Brakes
The brake lever is on the upper control bar (Fig. 14). If the
parking brake does not hold securely, an adjustment is
required.
1. Check the brake before you adjust it; refer to Checking
the Brake, page 30.
2. Release the parking brake; refer to Releasing the
Parking Brake, page 17.
3. To adjust brake set the parking brake latch, and rotate
the wing nuts on the brake rods (Fig. 42). Clockwise to
tighten the brake and counterclockwise to loosen the
brake.
Note: Control bar should be parallel with reference bar
when properly adjusted.
4. Check the brake operation again; refer to Checking the
Brake, page 30.
Important
With the parking brake released, the rear
wheels must rotate freely when you push the mower. If
brake action and free wheel rotation cannot be achieved
contact your service dealer immediately.
1
2
m–3773
Figure 42
1.
Brake rod
2.
Wing nut
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