Ariens RAZOR 911607 - Page 21

EN - 19
Sharpen Blade
NOTICE: DO NOT sharpen laser edge
blades.
See Figure 24.
1. Remove mower blade. Discard blade if:
• More than 1.3 cm (1/2") of metal is
gone.
• Air lifts are eroded.
• Blade is bent or broken.
2. File or grind an equal amount of metal
from each cutting edge of blade until
sharp.
IMPORTANT: DO NOT change angle of
cutting edge or round the corner of blade.
3. Slide an unthreaded bolt through blade
center to check balance. Hold the bolt
level. If blade does not remain horizontal,
sharpen the heavy end until blade is
balanced. See Figure 25.
4. Reinstall mower blade. See Install Blade
on page 19.
Install Blade
Models 911607, 911609, 911608
1. Position blade against blade adapter and
secure with original hardware. See
Figure 26.
NOTICE: Washer must be positioned
concave side towards blade and blade MUST
be installed with cutting edges positioned
upward. See Figure 27.
CAUTION: AVOID INJURY. DO
NOT sharpen blade while
attached to unit.
Sharpen to this pattern.
DO NOT sharpen to this
pattern.
DISCARD if more than 1.3 cm (1/2").
1
2
2
4
3
1. Square Corner
2. Cutting Edge
3. Air Lift
4. Air Lift Erosion
Figure 24
CAUTION: An unbalanced blade
causes excessive vibration and
eventual damage to unit. Balance
blade before reinstalling.
NEVER weld or straighten blade.
Figure 25
Figure 26
Models 911607, 911609, 911608