Gravely 950001, Maintenance Manual

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4 - 13
The engine has a plugged drain line hose permanently
attached to the engine sump to facilitate easy draining
of the engine oil.
1. Warm the oil by running the engine for five to ten
minutes.
2. The unit should be positioned and parked so the
drain plug is on the lowest side.
3. Lower the lift arms and chock the wheels. Stop the
engine and remove the key.
4. Remove the oil filler cap.
5. The drain hose is stored on the main frame floor of
the unit. Pull the hose out, hold the end of the hose
up above the engine oil level and remove the hose
plug. Then direct the hose end into a suitable
container.
6. When oil has drained completely, replace the hose
drain plug and tighten securely.
NOTE: Dispose of used oil at a certified recycling
center.
7. Pour 80 to 90% of the new oil, 1.3 qt. (1.2 l) into the
filler tube.
8. Start the engine and move the unit to level ground.
Stop engine.
9. Check the oil level and add engine oil as needed.
Refer to Check Engine Oil. Do not overfill.
4.11 CHANGE ENGINE OIL- DIESEL
Change oil after the first 20 hours of operation and
every 50 hours thereafter.
Crankcase Capacity: with filter, 1 gal. (3.8 l)
Oil Type: MIL-L-2104C or equivalent API classification
CC/CD/CE grades.
Viscosity: See table below.
1. The unit should be positioned and parked so the
drain plug is on the lowest side.
2. Lower the lift arms and chock the wheels. Stop the
engine and remove the key.
3. Remove the oil filler cap.
4. The drain hose is stored on the main frame floor of
the unit. Pull the hose out, hold the end of the hose
up above the engine oil level and remove the hose
plug. Then direct the hose end into a suitable
container.
5. When oil has drained completely, replace the hose
drain plug and tighten securely.
6. Add new engine oil up to the upper level on the oil
level gauge.
4.12 CHANGE ENGINE OIL FILTER
Replace the oil filter every 25 hours, or each time the
engine oil is changed.
1. Drain the oil from the engine. The drain hose is
stored on the main frame floor of the unit. Pull the
hose out, hold the end of the hose up above the
engine oil level and remove the hose plug. Then
direct the hose end into a suitable container.
above 77
o
F (25
o
C)
SAE30 or SAE 10W-30
32 to 77
o
F (0 to 25
o
C)
SAE20 or SAE 10W-30
SAE 10W-40
below 32
o
F (0
o
C)
SAE10W or SAE 10W-30
SAE 10W-40
Drain Hose
Cap