Virginia Controls, LLC MH-3000 User Manual, 1_03C10-VC Page 107
Minor Revision – 3C06. Approximate Date of implementation – 12/27/2007
• Park with Doors Open selection was added.
Minor Revision – 3C07. Approximate Date of implementation – 8/01/2008
• Fault Log Status was changed for easier identification of the cause of the fault.
Minor Revision – 3C08. Approximate Date of implementation – 1/01/2009
• Negative Pressure Switch was added as an input, allowing greater control of the
operation if it tripped.
Minor Revision – 3C08. Approximate Date of implementation – 1/01/2009
• Negative Pressure Switch was added as an input, allowing greater control of the
operation if it tripped.
Minor Revision – 3C09. Approximate Date of implementation – 3/01/2010
• 9C – 6/2010 - Minor changes to Door Hold Open operation.
• 9D – 9/2010 - Minor changes to Medical Emergency and Fire Service operation.
• 9E – 3/2011 - added flashing Fire Light per latest code.
• 9F – 11/2011 - minor changes to Door Zone Fault operation.
• 9G – 5/2012 - update False Down Level operation.
• 9H – 6/2012 - update Fire Service operation.
• 9I – 12/2012 - update Door Zone Fault operation.
• 9J – 3/2013 – update Door Hold Open and Door Check operation.
• 9J - 8/2015 - update operation for New York Fire Code.
• 9J - 12/2017 - update operation of Door Check fault.