4. Clean the debris and g rass from the engine
par ts .
5. Install air intak e screen, recoil star ter and fan
housing ( Figure 49 ).
Figure 49
1. Guard 3. Bolt
2. Air intake screen 4. Fan housing
Brake Maintenance
Adjusting the Parking Brake
Chec k the parking brak e for proper adjustment.
1. Diseng ag e the brak e lev er (lev er do wn).
2. Measure the length of the spring; the
measurement should be 2-3/4 inc h (74 mm)
betw een the w ashers ( Figure 50 ).
Figure 50
1. Brake lever
5. 3/16 to 1/4 inch (5 to
7 mm)
2. Spring, 2-3/4 inch (74 mm)
6. Jam nut and yoke
3. Adjusting nuts
7. Trunnion
4. Collar on brake rod
3. If an adjustment is necessar y , do the follo wing:
A. Loosen the jam n ut belo w the spring and
tighten the n ut directly belo w the y ok e
( Figure 50 ).
B . T ur n the n ut until y ou obtain the cor rect
measurement.
C . Tighten the 2 n uts tog ether and re peat on
the opposite side of the mac hine .
4. T ur n the n uts cloc kwise to shor ten the spring
length; countercloc kwise to lengthen the
spring .
5. Eng ag e the parking brak e , with the lev er up .
6. Measure the distance betw een the tr unnion
roller and the collar on the brak e rod. T he
measurement should be 3/16 to 1/4 inc h (5
to 7 mm) ( Figure 50 ).
7. If an adjustment is necessar y , do the follo wing:
A. Loosen the jam n ut directly belo w the y ok e .
B . T ur n the bottom adjusting n uts until
the cor rect measurement is obtained
( Figure 50 ).
C . Tighten the jam n ut at the y ok e .
Belt Maintenance
Inspecting the Belts
Inspect all belts ev er y 100 hours .
39
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