all reefer container problems/daikin/carrier/thermoking/mitsubishi

[kheilan]

Tsk tsk i have a problem my unit have a heavly frosting in suction side of compressor the model of my unit is 69nt40-501 i dont know what is the problem when the unit is -5 its starting to have frosted help me

[aussiereefertec]

is the unit modulating? some older units do frost up quite a bit on the compressor can u run the unit to 0 & -20 and can u tell me the pressures at these temps

[reefermechanic]

Tsk tsk i have a problem my unit have a heavly frosting in suction side of compressor the model of my unit is 69nt40-501 i dont know what is the problem when the unit is -5 its starting to have frosted help me

hi khelian,

you can check pls txv valve and defrost sensor.

good luck

reefer mechanic