Microprocessor Control
47 Liebert
®
Mini-Mate2
™
Test Outputs
When this feature is selected, the unit is effectively turned off. When stepping from one load to the
next, the previous load is automatically turned off if it is on. The loads can also be toggled On and Off
by selecting “ENTER”. Once turned On, the output will remain On for five minutes unless toggled Off
or the Test Outputs function is exited by selecting “MENU/ESC” (Compressor is limited to 15 seconds
On to prevent damage.)
NOTICE
Risk of overheating the compressor during the Test Output mode. Testing the compressor
output for more than a few seconds can cause compressor damage.
Extended unit operation in the Test Outputs mode may damage the unit. Do not operate the
unit in the Test Outputs mode any longer than is necessary for troubleshooting.
NOTICE
Risk of extended unit operation in the test outputs mode for troubleshooting. Can cause
damage to the unit.
Do not operate unit in the test outputs mode any longer than is necessary for troubleshooting.
The outputs are as follows:
• Normal Fan: Normal speed fan contactor
• Low Speed Fan: Low speed fan contactor
• Humidifier: Humidifier contactor
• Cool: Compressor contactor
• HGBP: Hot gas bypass valve
• Reheat: Reheat contactor
• Common Alarm: Common alarm relay
Test Control Board
By selecting this function, the microcontroller will perform a self test lasting approximately
10 seconds. When the test is complete, the display will show the ROM checksum, ROM part number
and firmware vision number.
NOTE
Fan turned On with all loads.
To Next Page
Loading...
Need help?
General
