32
- Take out the front plate together with the text plate; for th is the side panels must be pushed slightly
sidewards
-
If necessary,
the
i nd icator can be demou nted ; if
only
the ind icator must
be
demou nted,
the
actions m arked
with + a re not necessary.
3.2. 5. 1 . Tuning F R EQUENCY; demounting
- Remove the wi ndow of the scal e by removing the 5 screws C ( F ig . 37).
- Now the bal l-cord, return sheave, poi nter and d rive, which contains a slip friction clutch
(0,
F ig . 37) can be
replaced. The i nd icator can then a lso be replaced. The d rive can be pulled from the axis by loose n i ng the
grub screw; however, fi rst remove the bal l-cord.
3.2. 5.2. Tuning F R EQUENCY; mounting
-
Bring the tu n i ng capacitor a nd the sl i p friction clutch to the left stop; fix the
grub
screw previously,
if
necessary.
-
Check the state of the bal l -cord with respect to the d rive, or fix a new
bal l -cord in
such
a
way
that
the
second bal l is located next to the d raw-spring in the lower sav ing of the drive ( F ig. 37).
- Adjust the poi nter or press the poi nter-gu iding on the bal l-cord and adjust it so, that the poi nter-line at the
left-stop of the tuning capacitor and slip friction clutch is positioned over the left pair of marks of the
aux i l iary marks l ocated at the l eft of the sca les.
- Carry out the tu n i ng - left and right stops included - several times and check the poi nter adj ustment agai n;
adjust, if necessary
- Mount in reversed sequence.
3.3.
M a i nte na nce
H F Generator P M 5324 requi res n o mai ntenance because the i nstrument conta i ns n o components wh ich are
subject to wear.
However, to ensure rel iable and faultless operation, the i nstrument should not be exposed to moisture, heat,
corrosive vapours and excessive dust.
Summary of Contents for PM5324
Page 1: ...HF Generator 100kHz 110MHz PM5324 9452 053 240 1 9499 450 05511 730801 1 01 ...
Page 15: ...14 Fig 4 Front view Fig 5 Rear view ...
Page 43: ...Fig 33 Front view with item numbers Fig 34 Bottom view ...
Page 44: ...44 Fig 35 Top view Fig 36 Left side view ...
Page 45: ...45 0 0 0 0 1 ji I I MAB225 Fig 37 Scale dri ve n ...
