Chapter 9 Maintenance
Mini-Switch LB 471
1
Unscrew three screws and take off cover (see also page 74.)
2
Disconnect cable.
3
Open screws of clamps and dismantle detector.
4
Unscrew six screws (Allen screw, size 3).
5
Carefully pull electronics base
with electronics
and crys-
tal-multiplier combination
out of the case
.
Make sure that the rubber disc at the bottom of the case does
not fall out, but remains flat at the bottom of the case.
6
Pull off crystal-multiplier combination
from blue base
.
Blue base
Multiplier-crystal
combination
Dismantling the
detector electronics
Figure 40:
Base screws
NaI detector
Electronics base
Electronics
Crystal-multiplier
combination
Case
Figure 41:
Dismantled NaI detector
Figure 42:
Crystal-multiplier
combination and
electronics
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