On Sunday 8/8/04 at 1155hrs, our Fire Department responded for a vehicle fire. On arrival, we had a fully involved 40 ft. Motor Home. Within minutes of arrival, the on-board propane tank BLEVE’d… engulfing the 3 man crew from E205 in fire. All 3 members were wearing full turnout gear with SCBA and Nomex hoods in place. Not a single injury were sustained. 1 SCBA taken out of service due to burned straps from the fire impingement.