Marine Refrigeration Troubleshooting

Refrigeration system is one of the most important machinery systems on board ships that requires continuous monitoring and maintenance from ship s engineers.

Marine refrigeration troubleshooting.

It s been known to paralyze cruisers for weeks on end trapping them in exotic ports while they lay in wait for that rare elusive creature known as a marine refrigeration technician. We re living in a diy world with the internet and answers close at hand. Leakage of refrigerant at the shaft seal flange couplings valve gland etc. Four steps to the 12v refrigeration troubleshooting on board your boat or rv.

A danfoss bd 35 compressor the marine refrigeration industry standard along with the larger bd 50 at high speed can remove 248 btu s per hour at 90 degree ambient temps and with a 0 degree evaporator temp common in fridges. From initial start up the sight glass should clear within a few minutes. Our technicians perform season startups for rsw and other refrigeration systems troubleshooting and emergency repairs. Most boat refrigeration systems have a sight glass for monitoring basic performance.

When your boat s refrigeration isn t working correctly how many of you go to the. Expansion valve may be blocked at the strainer. Partial blockage of refrigerant at the filter or drier or evaporator may cause undercharging. If the refrigeration system sounds normal clicks hums and compressor noises but the cold box is not cooling check the sight glass.

I suffered it myself for a short time last summer after i accidentally discharged the refrigerant from the new fridge unit i had installed. Learn about eight most common problems that are seen in ship s refrigerated system. That means it would take 1 5 hours to cool that gallon of water if it didn t have to keep the box cool at the same time.