2006/2007/2008/2009 Caldera Olympia and Hot Spot Mallorca is indicated by the letter in the serial number. for example. Serial Number  OLH or MAL-3H2015 the serial number would read OLH MAL is model  3 third quarter L year(2006) and 2015 is the unit number made. Serial Number  OLH or MAL-3J2015 the serial number would read OLH MAL is model  3 third quarter M year(2007) and 2015 is the unit number made. Serial Number  OLH or MAL-3K2015 the serial number would read OLH MAL is model  3 third quarter N year(2008) and 2015 is the unit number made. Serial Number  OLH or  MAL-3L2015 the serial number would read OLH MAL is model  3 third quarter N year(2009) and 2015 is the unit number made. ..
Read more