Use and Care Manual
22 MAINTENANCE
INTERVAL
MAINTENANCE
Daily
First
8 hr.
Every
25 hr.
Every
50 hr.
Every
100 hr.
Every
200 hr.
Every
250 hr.
Every
300 hr.
Every
500 hr.
♦
Clean a i r cleaner foam element.
•
♦
Clean air cleaner paper element.
•
♦
K
Clean dust and dirt from cylinder
and cylinder head fins.
•
Tighten nuts and screws.
•
Change engine oil.
• •
Clean and regap spark plugs.
•
Change oil filter.
•
♦
Replace air cleaner paper
element
•
K
Clean combustion chamber.
•
K
Check and adjust valve clearance.
•
K
Clean and lap valve seating
surface.
•
MAINTENANCE
23
Oil Level Check
Check oil level daily and before each time of oper-
ation. Be sure oil level is maintained. See “PREPA-
RATION” chapter.
Engine Oil Capacity
1.8 L (1.9 US·qt)
[when oil filter is not removed]
FS651V
FS691V
FS730V
2.1 L (2.2 US·qt)
[when oil filter is removed]
MAINTENANCE
INTERVAL
Daily
Every
25 hr.
Every
50 hr.
Every
100 hr.
Every
200 hr.
Every
250 hr.
Every
300 hr.
Every
500 hr.
◆
Clean air cleaner foam element.
●
◆
Check inspection ports and clean.
●
◆
Clean air cleaner paper element.
●
◆
Clean dust and dirt from cylinder
and cylinder head ns.
●
Tighten nuts and screws.
●
Change engine oil.
●
Clean and regap spark plugs.
●
Change oil lter.
●
◆
Replace air cleaner paper
element.
●
Clean combustion chamber.
●
Check and adjust valve clearance.
●
Clean and lap valve seating
surface.
●
25