52 Inspection and maintenance
MOBILETT XP Digital SPR8-230.831.30.03.02 Siemens AG
11.05 CS SD 24
Page 52 of 74
Medical Solutions
3.4 Collimator
3.4.1 Lamp replacement
PMP Annual replacement of the collimator lamp
The collimator lamp should be replaced every 12 months.
U Tools and auxiliary materials required
- Rope for securing the support arm (approx. 4m long)
- Allen wrench set
- Screw driver set 1-6 (Phillips head and slotted head screws)
24V/100W lamp - Siemens order no.: 08392016
NOTE
Do not touch the lamp with bare hands. Touch the bulb only with a
clean, dry cloth.
Required work steps:
• Switch off the system and possibly disconnect the power plug.
• Use a rope or tightening belt to secure the system support arm against lifting
(B/Fig. 18 / p. 53).
¹ The single tank should rest securely on a table or the like.
• Remove the two adjustment knobs of the collimator (2 mm Allen wrench)
(C/Fig. 19 / p. 53).
¹ Note the position of the knobs during removal.
• Disconnect the plug of the DAP measurement chamber (if present).
• Open the collimator cover (1/Fig. 20 / p. 54).
¹ Turn the cover and remove the connections: DAP plug; light switch, ground wire
(Fig. 21 / p. 54).
• Remove the protective cover from the lamp (4/Fig. 22 / p. 54).
• Replace the lamp (6/Fig. 23 / p. 55).
¹ The light filament of the lamp must be positioned directly over the rectangular
light aperture.
• To reassemble, repeat the above steps in reverse order.
PMF Light localizer function
• Turn the system ON and test the function of the light for all 3 light localizer buttons.
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