Refrigeration system problem in ship, compressor starts but stops immediately

Refrigeration System Problem in Ship

When the compressor in the reefer circuit starts and suddenly stops, it can be because of the following reasons :

Reasons	Solutions
Low pressure cut out gets activated	Ensure that all the suction line valves are in open condition, the refrigeration is properly charged and the low pressure cut out is not defective
Defective oil pressure cut out	Check for proper functioning of oil pressure cutout and replace the defective cutout
Defrosting timer is getting activated frequently	If the defrost timer is getting activated frequently, leading to cutout of compressor, check and repair defrost timer
The lube oil level is below required level	This can be because of leakage of lube oil from seal or carry over of oil. Rectify the leakage and refill the oil level
Foaming of oil leading to reduced oil pressure	Ensure no foaming takes place, renew the oil if required
Motor overload cutouts are activating	Ensure that electrical motor trips are working properly

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