Plug-in type. For compressor VI, 4T-4N Remarks: In 1990, there was a change from direct oil heaters to plug-in type. Heaters 70 W are suitable for earlier compressors while 100 W, 140 W and 200 W must be mounted in a plug-in sleeve.
Plug-in type. For compressor VI, 4T-4N Remarks: In 1990, there was a change from direct oil heaters to plug-in type. Heaters 70 W are suitable for earlier compressors while 100 W, 140 W and 200 W must be mounted in a plug-in sleeve.