Samsung TDM PLUS Service Manual page 47

No Parts
11 ASSY 4WAY VALVE
Samsung Electronics
Procedure
1) Purge the coolant first.
2) Unscrew and remove the four screws
on the SERVICE VALVE.
(Use '+' type screw driver)
3) Separate the pipe from the Entrance/Exit
using a welder.
When removing the compressor,
heat exchanger and pipe, purge the
completely and remove the pipe
with a welding flame.
Disassembly and Reassembly
Remark
47