Fire sprinkler system is in the oil change pit. Sprinkler Inspection Annual Fire Sprinkler System Inspection Deficiency: Sprinkler head box needs one head added. Deficiency: Flow switch has been disconnected and damaged a new flow switch must be installed and wired to outside bell. or alarm system if one is available if not the 110 bell 🛎 will have to be also iinstalled as it is not there anymore. Deficiency: Sprinkler system is due for gauge change.