Disassembly
TK
+
ATEX
en-26
2022-D034859
Revision: 05
8.2
Disassembling the gearbox with the motor from the machine
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.
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.
Designation
H
1
Clamping bolt, eccentrical
H
2
Clamping bolt, centrical
I
Clamping ring
J
Bushing
K
Keyed motor shaft
L
Motor shaft with shaft key
L
1
Shaft key
Tbl-12: 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The motor must be able to be withdrawn without effort.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.
Include these parts when returning the gearbox.
S
S
S
H
1
J
K
H
2
L
K
L
1
I
I
A
B
H
F
