Siemens BTC-BR Manual Página 156

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3 Removing and fitting housing
3–64 Section 3 © Siemens VDO Trading GmbH TU00-1318-0200302
3.16.1.2 Installing frame
Open the housing cover.
Insert the whole frame so that the 3 threaded pins (1), (3) and (4) on the hou-
sing extend into the guide sockets.
Push the frame in until it reaches the stop.
Fix the frame plate to the
housing at positions (1), (3) and (4) using the M4 hexagonal nuts.
3.16.2 Adjusting the contact set for warning device
Fig. 3-46 Adjusting the contact set for warning device
Procedure
Insert adjustment discs for driver 1and 2.
Close the housing cover.
Turn the eccentric shaft in the bearing (9) in the direction of the arrow (a) to
position (A) using a watchmaker's screwdriver until the lugs (6) are flush with
the contact spring(7)
.
Check When the unit cover is closed and the diagram charts inserted the
contact must be open.
When the unit cover is open and there are no diagram charts the con-
tact must be closed.
Secure the eccentric shaft in the bearing bracket (9) with paint at position (A).
Note
The frame is finely centred by the two housing studs (2).
Ensure that the connection parts engage correctly when you turn the knobs.
If necessary correct this.
6 Lugs 8 Screwdriver
7 Contact spring 9 Bearing bracket
A
7
6
8
8
to 04.90
from 05.90 to 05.94
A
9
aa
9
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