20
FS 3800 / FS 6500 SAW & ENGINE MAINTENANCE SCHEDULE
FREQUENCY
MAINTENANCE PROCEDURE DAILY 50 HRS 100 HRS 250 HRS
Check engine oil level, add to full mark. DO NOT OVERFILL! •
Check air cleaner. Shake out loose dirt from element. •
Check air cleaner connections. Tighten if necessary. •
Clean air intake screen. Engine and air cleaner are to be
cleaned, too.
•
Check blade shaft drive belt tension. Replace belts if damaged. •
Check transmission drive belt tension. Replace belt if damaged. •
Check alternator belt tension. Replace belt if damaged. •
Check hydrostatic transmission oil level. Oil should be visible in
clear tube.
•
Grease bladeshaft bearings. DO NOT OVERGREASE! •
Check coolant spray tubes in blade guard. Clean if necessary. •
Check bladeshaft, bladeshaft bearings, collars and drive pin
condition. Bearings should be tight. No free-play side to side,
collars should be clean and free of nicks and burrs. Bladeshaft
threads should be in good condition and drive pin free of
gouges.
•
Grease front axle, rear axle and bearings. •
Change crankcase oil. •
Clean crankcase breather cap. •
Clean transmission cooling fins. •
Replace oil filter with each oil change. •
Replace fuel filter. •
Check oil level in raise/lower pump. •
Replace air cleaner elements. •
Check and clean battery terminals. •
Inspect, clean or replace spark plugs and breaker points. •
Oil grade/engine capacity chart
Use Oils classified as Service MS, SD or SE
SEASON OR TEMPERATURE GRADE OF OIL
FS3800 FS6500
Spring, Summer or Autumn: +120°F to +40°F SAE 30 SAE 30
Winter: +40°F to +15°F SAE 20-20W SAE 20-20W
Winter: +15°F to 0°F, SAE 10W SAE 10W
Winter: Below 0°F SAE SW-20 SAE SW-20
Crankcase Capacity VG4 D 3 7 H P V465D 65 HP
New Engine 4-1/2 qts. (4.25 L) 6 qts. (5.67 L)
Oil & Filter Change 5 q ts. (4. 73 L) 7 q ts. (6. 62 L)
Less Oil Filter or Filter Change 4- 1/2 qt s. ( 4.2 5 L ) 6 q ts. (5. 67 L)