
QAY220 All Terrain Crane Operation Manual
7-1
Chapter 7 Hydraulic system
7-1 Check the level of oil in
hydraulic tank
Check the level of oil in hydraulic tank
prior to lifting operation. Add hydraulic oil
when the oil level becomes below the level
required (see Fig. 7-1).
Use the same brand oil with the one in
the oil tank! It must be ensured that butterfly
valve in open state.
Fig. 7-1 Thermo-liquidometer
Hydraulic system
Chapter 7
Summary of Contents for QAY220
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