Printed in U.S.A.
4-18
918070/FP0811
Figure 4-13 Excavator Position for Checking
and Changing Hydraulic Oil
5. Open the engine cover. Check the hydraulic oil
level indicator tube (1, Figure 4-16) in the back
corner of the engine compartment. Oil level should
be visible in the sight gauge (2).
Figure 4-14 Hydraulic Oil Level Indicator Tube
6.
If the hydraulic oil level is low:
a. Remove the three screws with lockwashers
securing the fuel tank/hydraulic reservoir
cover. Remove the tank/hydraulic reservoir
cover. Place the cover away from the work
area to protect it from damage.
b. Assemble the tools included in the tool kit as
shown in Figure 4-15. The short hex shaft tool
(6) is designed to fit the hydraulic oil reservoir
filler cap.
Figure 4-15 Hydraulic Reservoir Cap Tools
1
2
FULL
LOW
6
Summary of Contents for 503Z
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Page 94: ...Printed in U S A 4 4 918070 FP0811 Maintenance Label ...