Scag Power Equipment SFW36-16BV ユーザーズマニュアル

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Section 7
Remove the air cleaner and inspect.
2. 
Clean or replace the air cleaner and foam 
3. 
pre-cleaner as recommended by the engine 
manufacturer.
Replace the air cleaner cover and be sure to snap 
4. 
the two latches closed.
DRIvE BELTS
7.6 
All  drive  belts  are  spring-loaded  and  self-tensioning, 
however after the first 2, 4, 8 and 10 hours of operation, 
the belts should be checked for proper alignment and wear. 
Thereafter, check the belts after every 40 hours of operation 
or weekly, whichever occurs first.
- NOTE -
If you experience frequent belt wear or breakage, 
see your authorized Scag service center for belt 
adjustment.
CUTTER BLADES
7.7 
A. BLADE INSPECTION
Remove the ignition key before servicing the blades.
1. 
Raise the mower deck to the highest position. Place 
2. 
the lanyard pin in the highest cutting height position 
to prevent the cutter deck from falling.
 WARNING
Always wear proper hand and eye protection when 
working with cutter blades.
Check the cutter blades for straightness. If the cutter 
3. 
blades appear bent, they will need to be replaced.
 WARNING
Do  not  attempt  to  straighten  a  bent  blade,  and 
never  weld  a  broken  or  cracked  blade.  Always 
replace it with a new blade to assure safety.
If a blade cutting edge is dull or nicked, it should be 
4. 
If fuel is spilled on clothing, change clothing 
9. 
immediately and wash affected skin.
Replace gas cap and tighten securely.
10. 
B. REPLACING IN-LINE FUEL FILTER 
ELEMENTS
The engine fuel filter should be replaced after every 500 
hours of operation or annually, whichever occurs first. See 
Figure 7-2.
Close the shut-off valve.
1. 
Remove and replace the engine fuel filter. Open the 
2. 
fuel shut-off valve.
ENGINE FUEL
FILTER
Fuel Filter
Figure 7-2. 
ENGINE AIR CLEANER
7.5 
A. CLEANING AND/OR REPLACING AIR 
CLEANER ELEMENT
For  any  air  cleaner,  the  operating  environment  dictates 
the air cleaner service periods. Inspect and clean the air 
cleaner element after every 100 hours of operation or bi-
weekly, whichever occurs first and replace the element if 
required.
- NOTE -
In extremely dusty conditions it may be necessary 
to check the element once or twice daily to prevent 
engine damage.
Release the two latches securing the air cleaner 
1. 
cover to the air cleaner assembly and remove the 
cover. Set aside.