Norcold Polar 7 Series
IF by 'fault code 2' you mean
RED Flashes 2 times then off for 5 seconds then repeats that is indicating an Internal Fault (circuit board bad)
See pg 17 thru 25
17 lists all faults
Polar Series Service Manual
Is it time for your medication or mine?
2007 DODGE 3500 QC SRW 5.9L CTD In-Bed 'quiet gen'
2007 HitchHiker II 32.5 UKTG 2000W Xantex Inverter
US NAVY------USS Decatur DDG31