Edition 2 Chapter 1 Page 1-26
Feb/2013 Maintenance and Service
Change the oil when the oil is found to be contaminated. Do not wait for the
scheduled service.
Always use the correct oil for the temperature the crane operates in.
You cannot mix oil of different brands (specifications) or types.
You must change the oil every 24 months.
Figure 1-17 Liquid Level Gauge
B. Hydraulic Oil Temperature
(1) Examine the hydraulic oil temperature through the liquid level gauge.
(2) When the crane is in operation, the oil temperature cannot be more than
176° F (80° C).
C. Hydraulic Oil Level
(1) When the crane travels between locations, monitor the level of hydraulic
oil through the liquid level gauge.
Retract cylinders when you do an oil level check.
(2) If the oil level is below the low mark, add oil to the tank until the oil level is
between the low and full marks.
D. Hydraulic Oil Performance and Type
The selection of the type of oil you use in the crane must align with the data
found in Table 1-3.
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