Page 1516 - Foton Workshop Manual - Auman EST-M
P. 1516
EL - 92 Electrical system – electrical components
IN Phenomenon Possible reason Diagnosis Measure
The vapor in the refrigeration ● Reservoir at
DI During operation, the system is frozen in the oversaturation ● Replace the condenser
pressure at the low pressure expansion valve hole, which ● Water vapor is frozen in ● Discharge the water vapor in
EG side sometime is vacuum and causes the loop stop working the expansion valve hole the loop
sometime normal temporarily When it melts, it and stop the flow of ● Add moderate coolant
recovers to the normal state refrigerant
TR
● Poor refrigeration (condition: refrigeration system does not work efficiently)
AX
FR
ST
BR
BW
EL
Phenomenon Possible reason Diagnosis Measure
The vapor in the refrigeration ● Reservoir at
During operation, the system is frozen in the oversaturation ● Replace the condenser
pressure at the low pressure expansion valve hole, which ● Water vapor is frozen in ● Discharge the water vapor in
side sometime is vacuum and causes the loop stop working the expansion valve hole the loop
sometime normal temporarily When it melts, it and stop the flow of ● Add moderate coolant
recovers to the normal state refrigerant
● Insufficient refrigerant circulation (condition: refrigeration system does not work efficiently)
EL-092
