Ariens Apex 60 Owner's Manual page 24

Remove Blades
1. Stop engine, remove key and wait for
moving parts to stop and for hot parts to
cool.
2. Disconnect spark plug wires.
See Figure 20.
3. Remove hardware securing blades to
spindles and remove blades. Retain all
hardware for reinstallation.
1. Mower Blade
2. Spindle
Figure 20
Sharpen Blades
CAUTION: DO NOT sharpen
blades while attached to unit.
1. Remove blades. Discard blades if:
• More than 1.3 cm (1/2") of metal is
removed.
• Air lifts are eroded.
• Blades are bent or broken.
2. File or grind an equal amount of material
from each cutting edge of the blade until
sharp. DO NOT change angle of cutting
edge or round the corner of the blade.
See Figure 21.
DO NOT sharpen to this pattern.
Sharpen to this pattern.
2
DISCARD if more
than 1.3 cm (1/2")
1
1. Cutting Edge
2. Square Corner
3. Air Lift Erosion
4. Air Lift
3. Check blade balance by sliding blade on
Install Blades
See Figure 20.
1. Reinstall blades and secure with original
EN - 22
2
3
Figure 21
CAUTION: Unbalanced blades
cause excessive vibration and
eventual damage to unit.
Balance blades before
reinstalling on unit.
NEVER weld or straighten
blades.
an unthreaded bolt. If blade does not
remain horizontal, sharpen the heavy end
until blade is balanced.
hardware. Torque to 156 N•m – 217 N•m
(115 lb-ft – 160 lb-ft).
1
1
4