4/21/23 Material in shop in Novi DH Sprinkler Repair A tech responded to a service call on 3/27/23 for the air compressor running more than normal. The tech noted that the pressure switch on the compressor is damaged and causing the compressor to run too much. The tech will remove and replace the switch. Deficiency: Small brass pressure relief for a compressor keeps popping at about 110 psi this item may be bad and should probably be replaced