Manitowoc MLC650 Service Maintenance Manual

Reference Only
Manitowoc Published 09-09-16, Control # 229-09 2-27
MLC650 SERVICE/MAINTENANCE MANUAL HYDRAULIC SYSTEM
2
2
c. With all control handles off, start and run the engine
at low idle.
d. When clear oil flows from the bleed lines (no air
bubbles in oil), close the shut-off valve (1a).
e. Shut off the engine.
f. Remove the bleed line from the coupler at the
pressure transducer.
10. Perform the pressure transducer test. See Pressure
Transducer Test on page 2-33.
SHOP PROCEDURES
Initial Hydraulic Oil Fill
See Figure 2-25 and see Hydraulic Motor Identification on
page 2-6 for the following procedure.
The following procedure is used at the factory to fill the
hydraulic system on a new crane. Use this procedure in the
field only if the entire hydraulic system has been drained.
1. Fill each motor case with clean oil to the level of the case
drain port as follows.
a. Disconnect the fittings at the case drain ports.
b. Fill each motor case to the level of the case drain
port. Use a new hydraulic oil filtered through a 10-
micron filter.
c. Reconnect the fittings.
Item Description
1 Shut-off Valve
2 Air Vent Valve (qty 2)
3 Access Cover (qty 3)
4 Quick Drain Valve
5 Strainer
6 Power Fill Coupling
7 Manual Fill Port
8 Sight Level Gauge
FIGURE 2-25

Manitowoc MLC650 Specifications

General

Brand	Manitowoc
Model	MLC650
Category	Construction Equipment
Language	English