EP Equipment EPT20-15ET, Service Manual

Page: 47 / 128

36
REV. 09/2016
DRIVE SYSTEM
5
5.1 Drive Assembly
5.1.1 Removal and Installation
Removal
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-
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Remove the drive cover (see Section 4.2);
Disconnect the connections between elbow
wiring harness, interlock switch, positive and
negative elec-trode cables of motor and the
controller.
Unscrew the five screws (4) with a wrench,
and remove the handle assembly (5) off from
the drive assembly (3);
5.2 Electromagnetic Brakes
The truck is braked through electromagnetic
brake. When the truck is powered off, the
electromagnetic coil (6) doesn't absorb the
pressure plate (8), the friction force generated
between brake pads (2), pressure plate and
friction plates (5) will prevent the drive motor
from rotating, thus to brake the vehicle.
No. Name
1 Mounting screws
2 Brake pads
3 Brake gear
4 Dust cover
5 Friction plate
6 Electromagnetic coil
7 Spring
8 Pressure plate
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Unscrew the bolt (1) and knock the drive
assembly (3) down with a hammer to remove
it from the bearing bridge (2).
When knocking, be sure to protect the wire
harness cable from being damaged.
WARNING
Installation
-
Install according to the reverse order of rem-
oval.