HYDRAULIC SYSTEM MLC300 SERVICE/MAINTENANCE MANUAL
2-8
Published 11-22-17, Control # 257-02
Motor Locations
Drum 1 Motor
Drum 1 motor (Figure 2-8) is a bidirectional, variable-
displacement motor. Motor displacement is controlled by an
electronic motor controller.
The motor has an external loop flushing circuit that
continuously removes a small volume of oil from the motor
loop to provide cooling and oil purification.
Item Description
1 Case Drain Port L1
2 System A Pressure Gauge Port MA
3 System B Pressure Gauge Port MB
4 PCOR Adjustment
5 System Port B
6 Servo Pressure Gauge Port M4
7 Speed Sensor N
8 Case Drain Port L2
9 Servo Pressure Gauge Port M5
10 System Port A
11 Elect. Prop. Displacement Control
FIGURE 2-8
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