Manitowoc Published 05-26-17, Control # 238-02 2-1
MLC165-1 SERVICE/MAINTENANCE MANUAL HYDRAULIC SYSTEM
SECTION 2
HYDRAULIC SYSTEM
HYDRAULIC SYSTEM OVERVIEW
This section provides a physical description and general
functional overview of the major hydraulic components. The
detailed description of the control and operation using these
components to form working circuits be found in the
appropriate functional sections of this manual.
Hydraulic Pump Locations
There are five hydraulic pumps driven by the engine.
Figure 2-1
illustrates the location of these pumps.
Figure 2-1. Hydraulic Pump Locations
Item Description Item Description
1 Engine 4 Free Fall Pump
2 Main Pump 5 Swing Pump
3 Accessory Pump 6 Fan Cooling Pump
Tier 4 Final Engine Shown
Tier 3 Engine Similar