Hoffrichter CARAT I, Руководство по обслуживанию

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6 Tools, meTering DeviCes
To carry out maintenance, the tools and equipment are required as follows:
• Screwdrivers of various sizes (special cross-head PH1 x 200)
• Compressed air supply, or stationary compressed air connection
• Soft brush and vacuum cleaner
• Soft underlay
• Disposable gloves
• Airflow Pressure Meter (APM) (0 - 100 hPa, e.g. HOFFRICHTER APM Art. no.: 00004832)
• Blanking caps, with T-piece and silicon tubes (Art. no.: 00004831)
• Flow meter (0 - 200 l/min e.g. HOFFRICHTER APM Part no.: 00004832)
• Therapy tube, with pressure metering tube (Part no.: 00007116)
• CARAT power supply (Art. no.: 00004510) 24 V DC / 5 A, or a 230 V AC power supply connec-
tion
• PC, Windows 95 - XP, Vista, 128 MB RAM, high colour capable graphic card
• PC cable (RS232 Art. no.: 00007110)
• HOFFRICHTER software CaratControl
• Spray disinfectant (e.g. Mikrozid AF Liqide)
• Replacement or maintenance kit, according to the maintenance cycle (see chapters 8.12 and
8.12)
• Adapter and machine to check the electrical safety (e.g. SECUTEST SIII)
• Machine and maintenance documentation
7 oPening The maChine
1. Main switch OFF, disconnect power supply.
2. Remove the filter cartridge and pull the MFK.
3. Put the machine, with the upper side, on a soft underlay and use a long screwdriver (special
cross-head PH1 x 200) and remove the two screws at the rear of the machine (above the type
label).
4. Use a screwdriver and remove the other two attachment screws at the front, lower side of the
machine (top cover).
5. Turn the machine over and lift off the top cover, place in a safe place and secure from falling
and mechanical damage.
6. Disconnect the multipole connector for the main switch (top four plug contacts) and DC con-
nection (lower four plug contacts) from the power management circuit board (tag if necessary).
7. Remove the tube for the initiation of oxygen from the sensor manifold.
8. Lift up the inner mounting and pull lightly forward so that the multipole connector of the oxygen
valve can be disconnected from the power management circuit board.
9. Lift the inner mounting from the bottom cover.