MAINTENANCE

B

 

A

B

B

 

 

 

 

 

C

 

 

Figure 30. Adjust PTO Clutch

B

A

A. Window
B. Adjustment Nut

 

 

 

C. .016”-.018” (0,40-0,45mm) Feeler Gauge
Figure 29. PTO Clutch Adjustment

 

A. Adjustment Window (Qty. 3, one shown)

 

B. Adjustment Nut

 

 

PTO CLUTCH ADJUSTMENT

 

WARNING

Check the PTO clutch adjustment after every 100

 

 

To avoid seri us ijury, perform adjustments

hours of operation. Also perform the following

 

 

nly with eng ne st

pped, key removed and

procedure if the clutch is slipping or will not engage,

r

rider on level gr und.

if a new clutch has been installed.

 

 

 

 

 

 

1. Remove key from ignition switch and disconnect

for

 

spark plug wires to prevent the possibility f

 

 

 

 

accidental starting while the PTO is being

 

BLADE BRAKE CHECK

 

Mower blades and mower drive belt should come to

adjusted.

 

 

2. See Figure 29. Note the position of the 3

 

a complete stop within five (5) seconds after electric

 

PTO switch is turned off.

adjustment windows (A) in the side of the brake

 

 

 

 

plate and the nylock adjustment nutsNot(B).

 

1. With parking brake engaged, PTO disengaged and

3. Insert a .016”-.018” (0,40-0,45mm) feeler gauge

 

an operator in the seat, start the engine engine.

 

 

 

(C) through each window, positioning the gauge

 

2. Have an assistant observe the mower drive belt

between the rotor face and the armature face as

 

through the opening between the frame and top of

shown in Figure 30.

 

 

mower deck. Engage the PTO and wait several

4. Alternately tighten the adjustment nuts (B, Figure

 

seconds. Disengage the PTO and check the

 

amount of time it takes for the mower drive belt to

29) until the rotor face and armature face just

 

 

stop.

 

contacts the gauge.

 

 

 

Reproduction3. If the mower drive belt does not stop within five (5)

 

5. Check the windows for an equal amount of tension

 

 

when the gauge is inserted and removed, and

seconds, perform the PTO Clutch Adjustment. If

the belt still does not stop within five (5) seconds,

make any necessary adjustments by tightening or

see your dealer.

loosening the adjustment nuts.

 

NOTE: The actual air gap between the rotor and armature may vary even after performing the adjustment procedure. This is due to dimensional variations on component parts, and is an acceptable condition.

6.Check the mower blade stopping time. The mower blades and mower drive belt should come to a complete stop within five (5) seconds after the electric PTO switch is turned off.

34

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