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Warning – Scag Power Equipment STR User Manual

Page 43

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Section 7

37

Gearbox Pulley

Gearbox Pulley

Pump Pulley

Check
Tension
Here

Check
Tension
Here

Check
Tension
Here

Tension
Idler Pulley

Tension
Idler Pulley

Idler Pulley

Engine Pulley

Electric Clutch
Pulley

Blower Pulley

Cutter Deck
Spindle Pulley

ENGINE DRIVE BELT

TRANSMISSION DRIVE BELT

BLOWER DRIVE BELT

7.9 CUTTER BLADES

A. Blade Inspection

1. Remove the ignition key before servicing the blades.

2. Tilt the mower deck and secure in place with the two

prop rods.

3. Check the blades for straightness by marking the tip

position of the blade on the inside of the deck. Then
rotate the opposite tip of the blade to the same
position. Compare the difference in the blade tip
track. If the track is more than 1/8 inch, the blade is
bent and should be replaced.

WARNING:

4. If a blade cutting edge is dull or nicked, it should be

sharpened. Remove the blades for sharpening. See
"Blade Replacement."

Do not attempt to straighten a bent blade, and
never weld a broken or cracked blade. Always
replace it with a new blade to assure safety.

Figure 7-8 Belt Tensioning

Never operate the cutter blades with the deck
in the raised position because it is hazardous.

WARNING:

(481235)

(481234)

(481237 LH)
(481236 RH)

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