Husqvarna Z 242F 用户手册

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页码 40
24
MAINTENANCE
V-belts
Check every 100 hours of operation. Check for severe 
cracking and large nicks.
NOTE: The belt will show some small cracks in normal 
operation.
The belts are not adjustable. Replace belts if they begin to slip 
from wear.
Deck Belt Removal
1.  Park on a level surface. Apply park brake.
2.  Lower the deck into the lowest cutting position.
3.  Remove bolts from belt shields and remove shields.
4.  Remove any dirt or grass that may have accumulated 
around the cutter housings and entire deck surface.
5.  Loosen the nut securing the belt guide. Pull the belt guide 
up out of the idler arm.
6.  Push inward on the idler arm to release the tension on the 
belt. 
7.  Carefully lift the belt over the top of the cutter housing 
pulleys and remove belt from the deck.
Deck Belt Installation
NOTE: For ease in installing the deck belt, refer to the 
routing decal on the top of the deck.
1.  Wrap the deck belt around the electric clutch pulley 
located on the engine shaft.
2.  Route the belt forward and up onto the deck.
3.  Place belt around spring loaded idler pulley.
4.  Wrap the belt around the stationary idler pulley and 
around the mandrel housings.
5.  Push inward on the idler arm and carefully route belt over 
stationary idler pulley. Once the belt is properly routed, 
slowly release the idler arm to tension belt.
6.  Double check belt routing to make sure it matches the 
decal affixed to the deck, and the belt does not have any 
twist. Correct if needed.
7.  Set the loosened belt guide into the idler arm hole and 
tighten the pulley bolt. Replace belt shields on both 
mandrel housings and secure with fasteners.
IMPORTANT INFORMATION  Special blade bolt is heat 
treated. Replace with a Husqvarna bolt if required. Do not 
use lower grade hardware than specified.
Cutting Blades
For the best mowing results, it is important that blades are well 
sharpened and not damaged.
Replace blades that have been bent or cracked when hitting 
obstacles.
Let the service workshop decide whether a blade with large 
nicks can be repaired/ground or must be replaced. Balance 
the blades after sharpening.
Check the blade mounts.
CAUTION!  Blades are sharp. Protect your hands 
with gloves and/or wrap blades with a heavy cloth 
when handling.
The sharpening of blades should be carried out by 
an authorized service workshop.
Blade replacement
1.  Remove blade bolt by turning counter clockwise.
2.  Install new or resharpened blade with stamped GRASS 
SIDE facing towards ground/grass (down) or THIS SIDE 
UP facing deck and cutter housing.
3.  Seat the blade's opening firmly onto the cutter housing.
4.  Tighten blade bolt securely.
5.  Torque blade bolt to 45-60 ft/lbs (60-81 Nm).