D Dave0377 RVF Regular Joined Apr 2, 2022 Messages 7 Location snohomish wa RV Year 2001 RV Make holiday rambler RV Model alumascape RV Length 26' Chassis 5th wheel Engine na TOW/TOAD f350 Lariat 7.3 modified Fulltimer No Apr 2, 2022 #1 of 1 2001 alumiscape 5th wheel 8 wire thermostat color code needed, no heat or ac. any sugestions?