Air Conditioner · 1 diagram sheet · 1 part · by Andrew Strick, mobile RV technician
OEM exploded parts diagram for the Coleman Mach 10 45203-0754 rooftop air conditioner: 1 manufacturer part numbers.
On rooftop units the model and serial plate is under the shroud on the base pan, and a second label usually sits on the ceiling assembly behind the return-air grille. Dometic model numbers are 8 digits (e.g. 57915.xxx); write down the full number including any suffix, because shrouds and control boards change with it.
