Coltene SciCan BRAVO G4, Technical & Service Manual

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Sterilizers Bravo G4
- TECHNICAL MANUAL
44
SERVICE MENU EN
SQ15 – CHECK FOR EV2 OPENING
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Close the door.
From SOLENOID VALVES menu:
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Open EV1, EV2 and EV4.
Go to the OTHER COMPONENTS menu:
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Take note of the reading “ P ” of chamber pressure.
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Activate VP – vacuum pump.
With EV2 open, chamber pressure value “ P ” will decrease and stabilize at
around 0.035/0.040 bar, and will not drop further.
Test example:
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Chamber pressure reading 0.000 bar.
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Activate VP – vacuum pump.
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Chamber pressure reading of – 0.038 bar confirms that EV2 opened
correctly.
Deactivate the components after completing the test.
SQ16 – CHECK FOR WATER INJECTION PUMP/EV6 ACTIVATION
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Open the door.
From the OTHER COMPONENTS menu:
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Activate WP/EV6.
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Check that water is supplied to chamber properly.
Perform test only if PT2 - steam generator temperature is lower than 70°C
(158°F).
Deactivate the components after completing the test.
SQ17 - CHECK FOR TUBE BUNDLE HEATING ELEMENT ACTIVATION
From the OTHER COMPONENTS menu:
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Activate “BH - chamber tube bundle heating element”.
Proper activation is indicated by parameter PT3 – chamber tube bundle
heating element temperature increasing.
SQ18 - CHECK FOR GENERATOR HEATING ELEMENT ACTIVATION
From the OTHER COMPONENTS menu:
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Activate “SG - generator heating element”.
Proper activation is indicated by parameter PT2 – steam generator
heating element temperature increasing.