Husqvarna EZ4220 Operator's Manual page 49

Blade replacement
WARNING!
Blades are sharp. Protect your
hands with gloves and/or wrap
blades with a heavy cloth when
handling.
•
Remove blade bolt by turning counterclockwise.
IMPORTANT INFORMATION
To ensure proper assembly, center hole in
blade must align with star on cutter
housing.
•
Install new or re-sharpened blade with stamped
"GRASS SIDE" facing towards ground/grass
(down) or "THIS SIDE UP" facing deck and cutter
housing.
•
Install and tighten blade bolt securely.
•
Torque blade bolt to 45-55 ft/lbs (60-75 Nm).
IMPORTANT INFORMATION
Special blade bolt is heat treated.
Replace with a Husqvarna bolt if
required.
Do not use lower grade hardware than
specified.
50
-
English
MAINTENANCE
1. Blade
2. Center hole
3. Star
4. Cutter housing
5. Blade bolt (special)
Blade attachment, principal
8011-671