wiring installation



Auxiliary Systems HVAC&R division is available for emergency and non-emergency repairs to shipboard air-conditioning and refrigeration systems; not to exclude Galley under-the-counter refrigerated & standalone equipment. ASI HVAC&R division is proficient in completing tasks/under stressful non-scheduled time frames where our competition has a hard time completing. We’re qualified to service all major HVAC&R equipment and components. Service requirements may include overhaul, repair, testing, and adjustments, including planned and preventive maintenance; compressor overhaul and condenser/chiller refurbishing, electrical control troubleshooting, and repairs of water regulating valves (WRV) and cold-water circulating valve (CWCV) overhaul. ASI HVAC&R is available for surveys on operational and non-operational equipment. We specialize in locating “as-built design faults” and recommending solutions.

Carrier Motor


  • Service and repair HVAC systems aboard all military and commercial vessels. Our technicians are trained and certified by the following OEM manufacturers 
    • Carrier Transcold; marine open type (reciprocating), centrifugal, screw, scroll, and semi-hermetic type HVAC&R systems 
    • York (JCI); centrifugal, rotary, and open type HVAC&R systems 
    • Dunham Bush; belt driven low-pressure compressors & CO2 systems 
    • Sabroe; open drive and screw compressor HVAC&R systems 
    • Bitzer; semi-hermetic, open type, and screw HVAC&R systems 
    • Cospolich; galley refrigeration systems (under-counter freezers, refrigerators, cold food counters, and thaw boxes) 
    • DRS Marlo Coil Systems; A/C fan coil units, ships stores chill/freeze fan coil units, walk-in boxes 
    • Mitsubishi City Multi; Mini-split heat pumps and A/C equipment 
    • Scottsman Ice Systems; ice machines, flakers, refrigerators, and freezers 
  • Service requirements may include overhaul, repair, testing, and adjustments, planned and preventive maintenance, compressor overhaul, condenser/chiller refurbishing, electrical controls troubleshooting and repairs, water regulating valve (WRV) overhaul, and cold water circulating valve (CWCV) overhaul


  • Service technician tools, including OEM tools, required to perform the necessary inspections and repairs 
  • Prowler and yellow jacket refrigerant leak detectors 
  • Vacuum pumps and indicators
  • Refrigerant recovery machines
  • Gage manifolds 
  • Refract meters 
  • Nitrogen purge regulators 
  • Fluke multimeter's and clamp-on ammeters 
  • Temperature recorders, Temperature monitors, and recorders 
  • Hydraulic gasket removers 
  • Touches, welders

Call Auxiliary Systems today at 1-800-613-5675 to get in touch with our Team Manager!
902 Cooke Ave, Bay 4, Norfolk, VA