Check Mower Blade; Check Drive Belt; Check Engine/Blade Control - Ariens 64 Service Manual

1
1. Grease Fitting
2. Swivel Lock Hole
Figure 4

4.5 CHECK MOWER BLADE

See Figures 5 and 6.
Regularly check mower blades for wear and that lock
washer is fully compressed by cap screw (requires
25-30 ft-lbs (33-40 Nm) of torque on cap screw).
When blade needs sharpening:
1. Block blade to prevent rotation.
2. Remove cap screw, lock washer and blade from
shaft.
3. Sharpen both ends of blade at original angle (25
removing equal amounts of material from each end
to maintain proper blade balance. New blades are
balanced to within 1.3 in. oz. at factory. DO NOT
grind around corner at tip of blade. If cutting edge
of blade cannot be sharpened in a straight line to
within 1/8 of an inch of its end, replace blade with
Ariens replacement blade only.
4. Install blade, lock washer and tighten cap screw
25-30 ft-lbs (33-40 Nm) until lock washer is fully
compressed.
IMPORTANT: If mower is used under sandy soil
conditions, replace blades when air lifts become
eroded.
2
OM0210

4.6 CHECK DRIVE BELT

o
),
Check drive belt for wear or damage. Replace belt if
worn or damaged.

4.7 CHECK ENGINE/BLADE CONTROL

The engine/blade control must stop the engine and
blade within 3 seconds after the bail is released. If the
engine or blade continues to run, adjust or repair
control immediately.
Engine control must stop engine ignition, at 3/4" to
1-1/4" from handlebar as control is released.
4 - 23
1
4
3
2
1. Cutting Edge
2. Square Corner
3. Air Lift Erosion
Figure 5
4
3
1. Blade
2. Cap Screw, Lock
Washer & Flat Washer
Figure 6
5
4
3
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2
1 OM0240
4. Air Lift
5. Reverse Lift
1
2
3. Drive Belt
4. Idler
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