Originally Posted by Ohorn
My 98 Diplomat has 2 Duo-Therm Penguin model 600315 roof air units both blow cold as they should the only problem is the fans on both only run on one speed and it seems like low speed? It has an upgraded Comfort control center that will allow me to select Low-Med-High or Auto but none of them make any difference still the same fan speed? this is my first Diesel pusher and boy they are high maintaince! Help please!
Thanks in advance!
My system does not immediately change speeds ... there is a delay ... I never measured but it's probably a minute.
2005 Newmar Essex 4502, 2013 Caddy SRX
1997 HR Endeavor 37, CAT, 1996 Geo Tracker