Hydraulic System; Hydraulic Pump Motor; Renewing The Hydraulic Pump Motor Brushes; Removing The Hydraulic Pump Unit - Linde E25 Service Training

Service Training
2.7

HYDRAULIC SYSTEM

2.7.1

HYDRAULIC PUMP MOTOR

Type:
Model:
Voltage:
Power:
Type of protection:
Insulation class:
Carbon brushes:
Admissible wear:
Equipment:
2.7.2

RENEWING THE HYDRAULIC PUMP MOTOR BRUSHES

- Tilt the overhead guard to the 2nd detent.
- Remove the hydraulic pump motor brushes.
- Lift up the brush springs.
- Pull the brushes out of their guides.
- Renew the brushes.
2.7.3

REMOVING THE HYDRAULIC PUMP UNIT

- Tilt the overhead guard to the 2nd detent.
- Loosen the hose clamp on the hydraulic reservoir and disconnect the suction line.
- Screw off the hydraulic pump supply line P at the steering control valve.
- Remove the air duct.
- Disconnect the connector 2X7 from the pump motor to the main cable harness.
- Disconnect the speed sensor connector 2X2.
- Remove the cover on top of the sensor transmitter.
- Screw an eyebolt into the motor shaft.
- Lift the hydraulic pump unit out of the vehicle with suitable lifting equipment.
DC compound-wound motor
GF 144-14/4.3
80 V, 200 A, 2550 rpm
13.5 kW S3 15%
IP00/23
F
12.5x40x40 mm with dust groove
down to 16 mm
Motor brush monitor - thermal switch to series 6/95; thermal sensor from series
7/95, speed sensor
Section 2.7
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