JLG 4017RS Operator Manual - Manual (Page 126)

Section 7 - Lubrication and Maintenance
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Hydraulic Oil
A. Hydraulic Oil Level Check
1. Be sure all cylinders are fully retracted, outriggers are fully raised and machine is
level.
2. Perform “Shut-Down Procedure” on page 4-3.
3. If hydraulic oil is cold, check fluid level at the sight gauge (1) on the hydraulic tank (2).
The oil level should be visible in the gauge window.
4. If hydraulic oil is low, unlock and open access panel (3).
5. Remove fill cap (4). Add fluid to bring oil up to the center of the sight gauge.
6. Replace hydraulic oil fill cap.
7. Close and secure access panel.
10
OW0970
OW1030
OZ4070
3
1
4
2