Repair Instructions
Removal and installation of the
spotfilm device
C
&!!!!A
Register 1
RLL5-310.091 .Ol .01.02
Replaces:
English
06.93
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Rechte ftir den Fall der Patenterteilung oder GM-Eintragung vorbehalten
Copyright (C) Siemens AG 1993
Propretry data, company, confidential. All “ghts reserved.
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Conflado coma secrete Industrial. Nor resewamos todos lorderechor.
Removal and installation of the installation plate
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Rev.
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7
Installation of the spotfilm device
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Siemens AG
Medical Erqneerq Grolq
RLL5-310.091.01.01.02
Rev. 01
Page 3
General
Safety notes, documents and measuring instruments required
Safety note
l-l
Note! When performing work and tests, observe the product-specific
tes
contained in
of the TI folder.
Tests and settings which need to be made under radiation are marked with the
radiation symbol ‘2 During all procedures marked with this symbol, radiation
protective precautions must be observed strictly.
this document and the genera/ safety notes in register 2
Unscrew the four-part cover of the unit support on the bottom side of the unit
support (rlFig.1).
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Unscrew the M6 socket head cap screw under the Emergency Shutdown
switch (PiFig.1).
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Completely detach the cover of the swivel frame or of the fixed frame
(liFig.2).
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Set the adjustment disk and
Siemens AG
Medical Engineering Grocq
the
L.,R lever to the center position (Fig.3).
RLL5-310.091.01.01.02
Fig. 3
Rev.
01
Page 6
Removal of the spotfilm device
Fig. 5
Support the weight of the image intensifier using a box that is 30 to 50 cm high
and stable
Switch the system on and lower the unit until the 1.1. rests on a prepared stable
base.
Switch the system off.
Detach the 1.1. (eight M8 socket head cap screws, /)/Fig.4).
Switch the system on and lift up the table carefully.
Cover the 1.1. screen to protect it from damage (e.g.: cassette).
Tilt the unit to approx. 80”.
(In this position it will later be easier to remove and install the spotfilm device).
Move the table all the way to the front towards the operator.
Switch the system off.
Pull the cover (AIFig.5) of the spotfilm device approx.10 cm out.
Undo the plug connection N16.Xl (unloading and Emergency Shutdown
switch) and jumper pin 1 and pin 2 at connector N16.Xl (liFig.5) (safety circuit).
Pull the spotfilm device cover all the way out and set it down laterally.
Siemens AG
Medical Engineering Gro~tp
RLL5310.091.01.01.02
Rev.
01
Page 7
Removal of the spotfilm device
2-3
Fig. 6
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Switch the system on
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Load a small cassette (18 x 24) ,
+ The clamping arms move together
and the upper fastening screws of the
spotfilm device become accessible
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Then actuate the
EMERGENCY SHUTDOWN switch
3 The clamping arms remain in their
present position so that the upper
fastening screws of the spotfilm devi-
ce remain accessible even after the
system has been switched off.
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Switch the system off.
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Pull out the following plugs of the spotfilm device cable harness (Fig.6):
NlG.JKl,
D50.X58,
D50.X59.
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Unscrew the protective ground wire of the spotfilm device cable harness.
0 Pull out the protective ground wire.
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Loosen the bottom fastening screw of the spotfilm device (ISK M6, dIFig.7).
Sternens AG
Medical Engmeermg Group
RLL5-310.091 .Ol .01.02
Rev. 01
Page 8
2-4
Removal of the spotfilm device
Fig. 8
/ -
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Remove the spotfilm device top fastening screws (4 x M6 Allen screws Fig.8).
Fig. 9
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If not already done, set the adjustment disk and the lever to the center position (Fig.3).
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Unscrew the bracket across the spotfilm device ( T jFig.9) at the rear on the
right and press it upwards so that the adjustment disk can be passed through.
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Carefully pull out the spotfilm device towards the front (2 people required!); In
doing so, press the lever (Fig.3) against the adjustment disk, if necessary.
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Set the spotfilm device down laterally on a suitable base or on its bottom side
(not on the motor!) (Fig. 10).
Siemens AG
Medical Engineering Group
RLL5-310.091.01.01.02
Rev. 01
Page 9
Removal and installation of the installation plate
3-1
Removal
Fig.1 Fig.2
Prepare the spotfilm device;
The AM51 motor must face downwards
Pull out connectors X52 (encoder) and X53 on PC board D50 (Fig.1).
Disconnect the 24V cable of the AM52 collimator plate motor on PC board
D50 (terminal X65) (plFig.1).
Unscrew the IONTOMAT connector NlG.JKl (Fig.2) on the bottom side of the
spotfilm device and remove the IONTOMAT cable attached to the frame of the
spotfilm device by means of a cable tie.
Remove the securing screws of the installation plate:
- 14 M4 Allen screws with washers (LIFig.2)
One of the screws close to the AM52 motor is longer!
- 3 M4 socket head cap screws (LiFig.2).
Pull the previously disconnected cables out from behind PC board D50.
Take off the installation plate;
In doing, so, carefully pull the disconnected cables and the AM52 motor
through the frame openings.
Sremens AG
Medrcal Eqneering Groclp
RLL5310.091 .Ol .01.02
Rev.
01
Page 10
3-2
Removal and installation of the installation plate
Removal
Put the installation plate in place;
In doing so, carefully feed the cables and the AM52 motor through the frame
openings.
Fasten the screws of the installation plate
- 14 M4 Allen screws with washers (LIFig.3)
One of the screws close to the AM52 motor is longer!
- 3 socket head cap screws (UFig.3).
Tighten the IONTOMAT connector NlG.JKl (Fig.2) back in place and fasten
the IONTOMAT cable to the frame of the spotfilm device by means of cable
ties.
Run the other cables behind PC board D50.
Plug connectors X52 (encoder) and X53 on PC board D50 (Fig.2).
Reconnect the 24V cable of the AM52 collimator plate motor on PC board