Toro 30308 - Controls System Maintenance; Adjusting the PTO Clutch; Adjusting the Traction Pedal

Figure 60
1. Tensioning spring
3. Tension adjusting bolt
2. Tensioning rod jam nut
4. Use a 1/2 inc h wrenc h to tighten or loosen
the belt tensioning spring ( Figure 60 ). Adjust
spring to a length of 2-7/8 inc hes (73 mm).
5. Tighten the jam n ut.
Replacing the PTO Belt
1. T ur n the engine off , set the parking brak e , and
remo v e the ignition k ey .
2. Raise the engine hood and allo w the engine to
cool.
3. Loosen the tensioning rod jam n ut ( Figure 60 ).
4. Using a 1/2 inc h wrenc h, loosen the belt
tensioning spring ( Figure 60 ) all the w a y .
5. R otate the PTO pulley to w ard the engine and
remo v e the belt.
6. Install the new PTO belt and tension the pulley
spring to 2-7/8 inc hes (73 mm) ( Figure 60 ).
7. Tighten the jam n ut ( Figure 60 ) and close the
hood.
Controls System
Maintenance
Adjusting the PTO Clutch
1. T ur n the engine off , set the parking brak e , and
remo v e the ignition k ey .
2. Raise the engine hood and allo w the engine to
cool.
3. Unplug the clutc h electric connector
( Figure 61 ).
Figure 61
1. Clutch 4. Electrical connector
2. 0.015 inch air gap (3)
5. PTO Belt
3. Adjusting nut (3)
4. Adjust the air g ap so that a 0.015 inc h feeler
g aug e slides in betw een the clutc h lining and
friction plate with light pressure ( Figure 61 ).
T he g ap can be decreased b y tur ning the
adjusting n ut cloc kwise ( Figure 61 ). T he
maxim um ser vice g ap is 0.030 inc h.
5. R otate the clutc h b y hand and adjust all three
air g aps .
6. After all three g aps ha v e been set, c hec k all
three ag ain. Adjusting one g ap can alter the
other g aps .
7. R econnect the clutc h electrical connector .
Adjusting the Traction Pedal
T he traction pedal can be adjusted for operator
comfor t or to reduce the maxim um rev erse speed
of the mac hine .
1. Chec k the traction pedal stop adjustment. T he
pedal stop ( Figure 62 ) should contact the frame
slightly before the pump reac hes full strok e .
2. T o adjust the pedal stop , loosen the jam n uts ,
push do wn on the traction pedal, and tighten
the jam n uts when the adjustment is attained.
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