
Forma® Mody1391113913
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Contents
Sectton 3
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Control Panel Operation
3.1 The 3911 Control Panel ..............................................................................
3-1
• Main Power Switch and Indicator Light...................................................
.3-1
• Refrigeration Switch and Indicator Light.............................-....................
.3-1
• Defrost Switch and Indicator Light............................................................3-2
• Overtemp Safety Control, Indicator Light and Audible Alarm ...............3-2
• Undertemp Safety Control, Indicator Light and Audible Alarm .............3-2
• Humidify Switch and Indicator Light........................................................3-3
• Dehumidify Switch and Indicator Light....................................................3-3
• Audible Humidity Alarm and Indicator.....................................................3-3
3.2 Setting the Incubator's Operating Temperature........................................3-4·
3.3 Setting the Incubator's Operating Humidity.............................................3-5
3.4 Programming the controllers......................................................................3-5
a. Removing the mechanicallockout........................................................3-5
b.
Removing the software lockout............................................................3-6
3.5 Hot Gas By-pass Switch ...............................................................................3-8
3.6 Air Exchange Ventilator Caps....................................................................3-8
Section 4 - Routine Maintenance
4.1 Cleaning the Incubator................................................................................
4-1
a.
Maintaining the Humidity Steam Generator........................................4-1
Section 5 - Service
5.1 Accessing the Electrical Components........................................................
5-1
5.2 Replacing the OvertemplUndertemp Probe and Thermostat ...................
5-1
5.3 Replacing the Humidity/TemperatureSensor...........................................5-2
5.4 Replacing the Optional Recorder and Probe(s).........................................5-3
5.5 Setting the Door Heater Control .................................................................5-4
5.6 Cleaning and Adjusting the Humidity Steam Generator...........................5-5
a. Checking the Steam Generator Safety Thermostat Calibration...........5-6
Section 6 - Specifications
Section 7 - Spare Parts Lists
Section 8 - Schematics
Section 9 - Warranty
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