Disassembling The Gearbox With The Motor From The Machine; Disassembling The Motor - Wittenstein alpha Advanced SP+ ATEX MF Series Operating Manual

+
SP ATEX MF
8.2

Disassembling the gearbox with the motor from the machine

S
8.3

Disassembling the motor

For motor-mounted gearboxes, the motor shaft and the gear input shaft were connected using a
clamping hub. A slotted bushing was additionally used for certain motor shaft diameters and
applications.
H
1
J
H
2
H
Revision: 07
Disconnect the electrical connections of the motor.

Secure the gearbox and the motor so it cannot fall.

Loosen the screws [S] connecting the gearbox to the whole

machine.
Remove the gearbox from its position with care, so as to

safeguard the gearbox and adjacent parts against damage.
S
S
I
K
L
K
Tbl-13: Arrangement of motor shaft, clamping bolt and bushing
Clamping forces can damage the motor and the gearbox.
Ensure that the motor is removed in a vertical position.

Remove the plug [A] from the mounting bore in the adapter

plate [B].
Turn the gearbox until the clamping bolt [H] can be reached

via the mounting bore.
Loosen the clamping bolt [H] in the clamping ring.

Loosen the screws [F] between motor and adapter plate.

 The motor must be able to be withdrawn without effort.
Pull the motor off the gearbox.

The adapter plate and the bushing are part of the gearbox.
F
Include these parts when returning the gearbox.
B
A
2022-D014984
H Clamping bolt, eccentrical
1
H Clamping bolt, centrical
2
I
J
K Keyed motor shaft
L Motor shaft with shaft key
I
L
1
L
1
Disassembly
Designation
Clamping ring
Bushing
Shaft key
en-27