TCL TRF-460WEXDA+ Service Manual page 27

The compressor does not work:
Whether the refrigerating
chamber light is on
Yes
Check whether the master
control board is normal
Yes
Use a multimeter to test whether
the overloading protector is on
Yes
Test whether the PTC resistance is
normal
Yes
Judge whether the compressor
is normal
No
Whether the power plug is
plugged in
No
Plug in the power plug
No
No
No
No
No
Yes
Whether the voltage is normal
Make the voltage stable and normal
Whether the compressor works
Replace the master control board
Replace the protector
Replace the PTC
Replace the compressor
No