R
Section 7
C. Changing Hydraulic Oil Filter Element
The hydraulic oil filter should be changed after every 500 hours of operation or annually, whichever occurs first.
1.Remove the oil filter element and properly discard it. See Figure
2.Run the engine at idle speed with the speed control lever in neutral for five minutes.
3.Check the oil level in the hydraulic tank. It must be
7.4 Engine Oil
ENGINE OIL
DIPSTICk
390S0156
Figure 7-4. Engine Oil Fill/Dipstick Location
A. Checking Engine Crankcase Oil Level
The engine oil level should be checked after every 8 hours of operation or daily as instructed in the Engine Operator’s Manual furnished with this mower.
B. Changing Engine Crankcase Oil
After the first 20 hours of operation, change the engine crankcase oil and replace the oil filter. Thereafter, change the engine crankcase oil after every 100 hours of operation or
ENGINE OIL FILTER
DRAIN 
PLUG
STT99CEC
Figure 7-5. Drain Plug and Oil Filter Location
C. Changing Engine Oil Filter
After the first 20 hours of operation, replace the engine oil filter. Thereafter, replace the oil filter after every 200 hours of operation or every month, whichever occurs first. Refer to Engine Operator’s Manual for instructions. See Figure
7.5 Engine Fuel System
DANGER
To avoid injury from burns, allow the mower to cool before removing the fuel tank cap and refueling.
A. Filling the Fuel Tank
Fill the fuel tank at the beginning of each operating day to within one (1) inch below the filler neck. Do not overfill. Use clean, fresh unleaded gasoline with a minimum octane rating of 87 and a maximum of 10% Ethanol.
DO NOT use E85 Fuel. Using E85 Fuel will cause severe damage to the engine.
To avoid personal injury or property damage, use extreme care in handling gasoline. Gasoline is extremely flammable and the vapors are explosive.
34