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©2020 Micro-Air Corp. Rev 1.5
Table of Contents
The Short Cycle Timer ................................................................................................................................... 3
Troubleshooting New Installations ............................................................................................................... 3
Troubleshooting Generator Only Problems .................................................................................................. 6
Starting then shutting off .......................................................................................................................... 6
Testing your generator ............................................................................................................................. 7
Does not run at all on a generator ............................................................................................................ 7
Troubleshooting Previously Working Systems.............................................................................................. 8
Checking Trouble Lights ............................................................................................................................ 8
No trouble lights on .............................................................................................................................. 8
Trouble lights are on ............................................................................................................................. 9
Trouble light definitions ................................................................................................................................ 9
Unexpected current .................................................................................................................................. 9
Over current .............................................................................................................................................. 9
Power interruption / Short cycle timer ..................................................................................................... 9
Open compressor overload ...................................................................................................................... 9
Stall............................................................................................................................................................ 9
Wrong line voltage .................................................................................................................................. 10
No signal from start winding ................................................................................................................... 10
Testing for a no signal problem .......................................................................................................... 10
Additional power interruption fault information ....................................................................................... 11
Common Causes .................................................................................................................................. 11