
3 Removing and fitting housing
3–48 Section 3 © Siemens VDO Trading GmbH TU00-1318-0200302
3.11 Distance/ WT motor
Fig. 3-34 Removing, installing and checking distance and WT motor
3.11.1 Removing distance or WT motor
Procedure
Undo screws (3) or (3.1).
Remove the distance or WT motor (2) and the optional flange (6) from the fra-
me plate (1).
3.11.2 Checking the distance/ WT motor
Check Carry out a visual check.
Check that the motor pinion (5) is running freely by turning it.
Connect the measuring unit to coil 1 pin 6 of the socket housing (6)
and measure the resistance value at pins 5 and 4.
(Colour code in brackets, see Abb. 2-34 right hand picture).
Repeat measurement on coil 2, pin 1 to pin 2 and pin 1 to 3.
– Permissible measurement with 24 V units: R = 700 Ω ± 10%
– Permissible measurement with 12 V units:
R = 180 Ω ± 10% or R = 150 Ω ± 10%
2
3
4.1
3.1
7
4
2
6
Coil 1
Coil 2
654
3
21
gn
(bl)
brn
(br)
ye
(ye)
ye
(ye)
br
(br)
gn
(bl)
from
to 09.87
1
1 Frame plate 4.1 Collar
2 Distance/ WT motor 5 Motor pinion
3 Screws 6 Flange
3.1 Screws 7 Socket housing
4 Collar
Remark
• From 10.87 the flange (6) on the distance and WT motor (2) was discontinued
and the frame plate (1) was modified.
• Please note the description in Chapter 3.11.4 when installing a distance or WT
motor (2) without a flange (6) in a frame plate (1) which has not been modified.
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