Vega SHLD 2, Руководство по эксплуатации

Страница: 60 / 88

58 63138-US-200110
An authorized person must carry out the leak test with a leak test kit, as
described in Chapter 5, Perform a Leak Test. If no other instructions are
provided, make sure you complete the test as illustrated in Figure 7.1.
Figure 7.1
Leak Test - Wipe Surfaces
1. On the groove beneath the cover plate
2. On the lower edge of the mounting surface
3. Along the groove between the shutter and the housing
4. On the groove beneath the bearing flange
Manually Operated Source Holder
With the manually operated source holders, you can perform the leak test with
the shutter in the
" ON " or " OFF " position. The manually operated source holder
has the following four (4) locations in which a leak test is performed:
1.
On the groove beneath the cover plate
2. On the lower edge of the mounting surface
3. Along the groove between the shutter and the housing
4. On the groove beneath the bearing flange
Once the test is complete, have the samples tested by an authorized authority. A
radiation source is considered leaky if more than 185 Bq (5uCi) are detected in
the sample.