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(by photocopying, microfilming or other methods) or processed, duplicated or dissem- inated by the use of electronic systems without the written consent of Erbe Elektromedizin GmbH. The information contained in this manual may be amended or supplemented without prior notice and represents no obli- gation on the part of Erbe Elektromedizin GmbH.
The supply voltage must match the voltage specified on the rating plate. Connect the unit / the equipment cart to a properly installed grounded outlet. Please use the Erbe power cord only; you can find the REF Numbers in the User Manual of the unit.
Liability and warranty ATTENTION! Adjustments, tests, modifications, maintenance and repair work may only be performed by Erbe or persons trained by Erbe. If the work is not performed by trained persons, Erbe accepts no liability and warranty rights become void.
This chapter contains an overview of the controls of the unit. The rele- vant User Manual for the unit, knowledge of which is assumed for ser- vicing work, provides detailed information about how to use the unit. Controls at the front ERBECRYO 2 Fig. 2-1 Power Switch 2 – 7...
2 • Controls Controls at the rear Fig. 2-2 Waste gas nozzle Gas connection Footswitch socket ECB socket (Erbe Communication Bus) Grounding terminal pin Power supply module with fuses / 46...
3 • Technical Data CHAPTER 3 Technical Data Power connection Rated supply voltage 100 V to 240 V (± 10%) Rated supply frequency 50 - 60 Hz Line current 0.4 – 0.8 A Terminal for grounding (potential equalization) Power fuses 2 x T 1.0 A H 250 V Data specific to the unit Effect setting...
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3 • Technical Data Ambient conditions for operation of unit Temperature +15 °C to +40 °C Relative humidity 30% - 75%, non-condensing Maximum operating altitude 4000 m above sea level Acclimatization of the unit If the unit has been stored or transported at temperatures below +15 °C or above +40 °C, the unit will require approx.
4 • Setup and Service settings CHAPTER 4 Setup and Service settings General information This unit features two levels for changing settings: • Setup level • Service level Overview of Setup settings Accessible to users and service personnel. Setting Available from Description Contrast V 1.0.x...
4 • Setup and Service settings Overview of Service settings Only accessible for service personnel. Password-protected. IMPORTANT! The service menu is only available in English depending on the lan- guage setting selected on the unit. Setting Available Description from Set Date V 1.0.x Self-explanatory.
4 • Setup and Service settings Call up Setup and Service settings Call up Setup level 1. In the main screen, select the menu item. 2. Select the "SETUP" menu item. The unit switches to the Setup level. For the settings that can be modified here, see Table page 14. Call up Service level 1.
4 • Setup and Service settings 3. Enter the password CRYO2. To do so: – Select the first letters using the bottom left or bottom right selec- tion button. – Confirm the selected letters using the center right selection but- ton.
Safety information ATTENTION! Adjustments, technical tests, modifications, maintenance and repair work may only be performed by Erbe or persons trained by Erbe. If the work is not performed by trained persons, Erbe accepts no liability and warranty rights become void.
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5 • Remedying malfunctions ERROR list as at: 08/17 Recognizing module: K = ERBECRYO 2 Recog- Error Description Action nizing code module Error in the program memory – Restart the unit. If the error occurs Sequence control. again, notify Erbe Service.
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5 • Remedying malfunctions Recognizing module: K = ERBECRYO 2 Recog- Error Description Action nizing code module Cryoprobe: invalid or corrupt data (CRC- Connect a different cryoprobe. If the ID). error occurs again => notify Erbe Ser- vice. Cryoprobe: invalid or corrupt data (rigid Connect a different cryoprobe.
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5 • Remedying malfunctions Recognizing module: K = ERBECRYO 2 Recog- Error Description Action nizing code module Gas outlet pressure too high: waste gas Check whether the waste gas tube is tube obstructed. obstructed. Gas outlet pressure too high: measure- Restart the unit.
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5 • Remedying malfunctions Recognizing module: K = ERBECRYO 2 Recog- Error Description Action nizing code module Bleed-off operating mode: flow mea- Restart the unit. If the error occurs surement error. again, notify Erbe Service. Standby operating mode: pressure mea- Restart the unit.
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5 • Remedying malfunctions Recognizing module: K = ERBECRYO 2 Recog- Error Description Action nizing code module Thaw operating mode: pressure mea- Restart the unit. If the error occurs surement error at P2. again, notify Erbe Service. Thaw operating mode: pressure mea- Restart the unit.
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5 • Remedying malfunctions Recognizing module: K = ERBECRYO 2 Recog- Error Description Action nizing code module Gas control module error: valve V2 is Restart the unit. If the error occurs faulty (electrical interruption). again, notify Erbe Service. Gas control module error: valve V2 is Restart the unit.
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5 • Remedying malfunctions Recognizing module: K = ERBECRYO 2 Recog- Error Description Action nizing code module Ambient temperature too high. Allow the unit to cool down. Ensure appropriate ambient conditions for operation (see Technical Data). Verify that the circulation of air where the unit is located is not obstructed, and improve where required.
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5 • Remedying malfunctions Recognizing module: K = ERBECRYO 2 Recog- Error Description Action nizing code module Thaw operating mode: valve V2 not Restart the unit. If the error occurs open. again, notify Erbe Service. Thaw operating mode, cryoprobe faulty: Connect a different cryoprobe.
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5 • Remedying malfunctions Recognizing module: K = ERBECRYO 2 Recog- Error Description Action nizing code module Unit ventilation insufficient, unit tem- Allow the unit to cool down. perature too high. Ensure appropriate ambient conditions for operation (see Technical Data).
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5 • Remedying malfunctions Recognizing module: K = ERBECRYO 2 Recog- Error Description Action nizing code module Maximum setting value reached. Information, no fault condition. Minimum setting value reached. Information, no fault condition. Setting cannot be changed. Information, no fault condition.
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5 • Remedying malfunctions Recognizing module: K = ERBECRYO 2 Recog- Error Description Action nizing code module Measured value for input pressure is insufficient: Bottle valve is closed or not sufficiently Open bottle valve fully. open. Bottle pressure insufficient. Open bottle valve fully.
ATTENTION! Adjustments, tests, modifications, maintenance and repair work may only be performed by Erbe or persons trained by Erbe. If the work is not performed by trained persons, Erbe accepts no liability and warranty rights become void. It is recommended that the technical safety check also be performed by Erbe or persons trained by Erbe.
Test equipment, measuring equipment, and auxiliary test equipment (cables, test boxes, etc.) are listed separately at the beginning of each test unit. Where Erbe article numbers are specified, only original Erbe test equipment, measuring equipment, and auxiliary test equipment may be used.
Testing and measuring equipment IMPORTANT! The following list contains the testing and measuring equipment rec- ommended by Erbe for servicing. Where Erbe article numbers are spec- ified, only original Erbe testing and measuring equipment should be used. Erbe Art. No.
Footswitch activation Testing and measuring equipment Erbe Art. No. Description 20402-200 ERBECRYO 2 single-pedal footswitch Test setup • The test specimen is connected to the power supply via the connecting cable and switched on. • The single-pedal footswitch is connected.
6 • Maintenance and servicing Instrument recognition Testing and measuring equipment Erbe Art. No. Description 20402-310 Test adapter instrument socket Test setup • As for the previous test. Test procedure 1. In the test program selection list, highlight the "TP Probe-Interface"...
Testing and measuring equipment Erbe Art. No. Description – gas bottle 20410-004 Gas hose 20402-200 ERBECRYO 2 single-pedal footswitch 20402-310 Test adapter instrument socket 20402-311 Pressure manometer for test adapter Test setup • As for the previous test. • In addition: the CO gas bottle is connected to the test specimen and open, required pressure 45 –...
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6 • Maintenance and servicing In the standby state (currentless), the valves are set as follows: – V1, V2 and V3: closed (no gas opening) – V4 (type NO, normally open): open (gas opening available) Seal valve V3, V4 1.
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6 • Maintenance and servicing Seal valve V2, V3 1. Attach the manometer to measuring nipple P4 on the test adapter. + sensor P4 2. Open the gas bottle again. 3. Preset the valves as follows in the test program. To do so, press the selection button next to the relevant valve: –...
Testing and measuring equipment Erbe Art. No. Description – gas bottle 20410-004 Gas hose 20402-200 ERBECRYO 2 single-pedal footswitch 20402-310 Test adapter instrument socket 20402-311 Pressure manometer for test adapter 20402-312 Test adapter waste gas nozzle Test setup • As for the previous test.
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6 • Maintenance and servicing Release the pressure 1. Press the Passive button. 2. V3: activate current. 3. Hold down the footswitch until you can hear that the pressure has been released. 4. Press the Passive button again. Obstruction valve V4 1.
20410-004 Gas hose – Flow measurement unit 20100-165 APC test tubing (for flow measurement unit) 20402-200 ERBECRYO 2 single-pedal footswitch 20402-311 Pressure manometer for test adapter 20402-312 Test adapter waste gas nozzle Test setup • As for the previous test.
ATTENTION! Adjustments, technical tests, modifications, maintenance and repair work may only be performed by Erbe or persons trained by Erbe. If the work is not performed by trained persons, Erbe accepts no liability and warranty rights become void.
6 • Maintenance and servicing Changing the inlet filter (up to serial number 11492198) Tools • Phillips screwdriver PH 1 • Phillips screwdriver PH 2 • SW 12 wrench • SW 1.5 hex socket wrench • SW 22 open-ended wrench Changing the inlet filter Rear of the device Front of the device...
6 • Maintenance and servicing Changing the inlet filter (as from serial number 11492199) Tools • Phillips screwdriver PH 1 • Phillips screwdriver PH 2 • SW 1.5 hex socket wrench • SW 14 open-ended torque wrench • SW 8 open-ended torque wrench •...
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6 • Maintenance and servicing Rear of the device Front of the device 3. Unscrew the fitting (2) from the gas inlet. IMPORTANT! Do not unscrew the gas inlet screw connection (3) on the rear of the device, leave it on the housing (if necessary, hold it with the SW 22 open- ended wrench).
ATTENTION! Adjustments, technical tests, modifications, maintenance and repair work may only be performed by Erbe or persons trained by Erbe. If the work is not performed by trained persons, Erbe accepts no liability and warranty rights become void.
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