Toro 30318 - Cooling and Brake System Maintenance; Service and Adjust Brakes

Figure 47
1. Adjusting nut 3. Feeler gauge
2. Slot
2. Chec k adjustment b y inser ting a feeler g aug e
through the slots next to the studs ( Figure 47 ).
3. T he proper diseng ag ed clearance betw een the
clutc h plates is 0.012-0.024 inc h (0.30-0.60
mm). It will be necessar y to c hec k this
clearance at eac h of the three slots to ensure
the plates are parallel to eac h other .
Cooling System
Maintenance
Cleaning the Air Intake
Screen
Before eac h use remo v e any build-up of g rass , dir t
or other debris from the cylinder and cylinder head
cooling fins , air intak e screen on flywheel end, and
carburetor -g o v er nor lev ers and linkag e . T his will
help insure adequate cooling and cor rect engine
speed and will reduce the possibility of o v erheating
and mec hanical damag e to the engine .
Brake Maintenance
Servicing the Brakes
Before eac h use , c hec k brak es on both a lev el
surface and slope .
Alw a ys set the parking brak e when y ou stop the
mac hine or lea v e it unattended. If the parking
brak e does not hold securely , an adjustment is
required.
Checking the Brakes
1. P ark the mac hine on a lev el surface , diseng ag e
the PTO .
2. Stop the engine , remo v e the k ey , and w ait for
all mo ving par ts to stop before lea ving the
operating position.
3. Apply the parking brak e . T he wheels m ust loc k
when y ou tr y to push the mac hine forw ard.
4. If the wheels do not loc k, adjust the brak es .
R efer to Adjusting the Brak es .
5. R elease the brak e and press upper control bar
v er y lightly , appro ximately 1/2 inc h (13 mm).
T he wheels should rotate freely , if not; refer to
Adjusting the Brak es .
Adjusting the Brakes
T he brak e lev er is on the upper control bar . If
the parking brak e does not hold securely , an
adjustment is required.
Note: F or the initial adjustment, adjust the wing
n ut until it is 1-1/4 inc hes from the top of the rod
( Figure 48 ).
1. P ark the mac hine on a lev el surface , diseng ag e
the PTO , and set the parking brak e .
2. Stop the engine , remo v e the k ey , and w ait for
all mo ving par ts to stop before lea ving the
operating position.
3. Chec k the brak e before y ou adjust it; refer to
Chec king the Brak es .
4. R elease the parking brak e; refer to R eleasing
the P arking Brak e in Operation , pag e 19 .
5. T o adjust the brak e remo v e the hair pin cotter
and w asher from the brak e lev er and tr unnion
( Figure 48 ).
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