Warning; Special Tools During Maintenance - Samsung RL33EBMS Service Manual

1-3.Warning

1-3-1 Pay attention to the safety during maintenance as R600a refrigerant is
combustible and explosive.
1-3-2 Keep the work place well ventilated without fire source and combustible and
explosive objects arround during the maintenance of R600a refrigerator.
1-3-3 Make sure to lay the R600a clean during CYCLE maintenance (ensure the
system unblocked by inflating nitrogen under HV and LV state.)
1-3-4 Fire soldering is not allowed until the work place is ventilative without R600a
left in the CYCLE.
1-3-5 When no leakage and blocking are found by nitrogen inflation, shut the fire by
the soldering fulid pipe (valve core available at one end) at the process pipe.
1-3-6 Adding the fulid by vacuumizing the liquid pipe and screw on the nut.(no fire,
appliance, MP3, walkman and mobile phone are allowed during operation)
Note: LOCK RING is only used for pipe connection rather than pipe sealing after
adding fluid. If special tools are available for liquid releasing, lead the R600a
via pipes to the designated location.

1-4 Special Tools During Maintenance

1)Liquid Adding Pipe
4) Turn on the valve
core tightly
2)Turn off the valve core
5)Vacuumize and add liquid
2
3)Solder the pipe onto
the compactor
6) Onload the pipe nut