Husqvarna Z 248F 用户手册

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页码 40
Cleaning
Regular cleaning, especially under the mower deck, will 
increase the machine’s life-span. Make it a habit to clean the 
machine directly after use (after it is cooled), before the debris 
sticks.
Do not spray water on the top of the mower deck. Use 
compressed air to clean the top side of mower deck. Regularly 
clean the underside of the deck with normal water pressure. 
Do not use a high pressure washer or steam cleaner. Avoid 
spraying the engine and electrical components with water.
For models fitted with a cleanout port, attach the quick connect 
(from the accessory packet) to any garden hose. After mowing, 
snap the hose to the cleanout port and turn on water supply.
IMPORTANT INFORMATION  The 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 by 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).
Restart the mower and engage the blades to use the spinning 
action to wash away debris. Make sure the hose is away from 
the mower blades.
Do not rinse hot surfaces with cold water. Let unit cool before 
washing.
Hardware
Check daily. Inspect the entire machine for loose or missing 
hardware.
  CAUTION! Use protective glasses when cleaning 
and washing.
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MAINTENANCE