JLG 4017 Operator Manual - Manual (Page 101)

Section 6 - Lubrication & Maintenance
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B. Drain Fuel/Water Separator
1. Perform “Shut-Down Procedure” on page 3-4.
2. Open the engine cover.
3. Loosen drain cock (5) on underside of fuel filter (6) and allow all water to drain
into a glass until clear fuel is visible. Tighten drain cock.
4. Close and secure the engine cover.
50
OW0980
OW1000
OZ0360
6
5