X3 is not used
If the X3 connection is not used, the correct installation sequence is compressor - air
receiver - dryer.
Installation without use of the X3 connection with the compressor
COMP Compressor
AR Air receiver
D Dryer
EIV External inlet valve
To cut off the air supply towards the dryer
EOV External Outlet Valve
To cut off the air supply towards the air consumer
BV Bypass valves (not shown on the drawings)
Together with the external inlet valve and the external outlet valve, the bypass valves
allow the dryer and the filters to be serviced while non-dried air flows through the
bypass system.
WSD Water separator (optional)
To prevent free water from entering the dryer.
DD Compressed air prefilter DD: general purpose filtration, particle removal down to 1
micron, maximum oil carry-over 0.5 ppm
This filter is not included in the scope of supply, but recommended to provide extra
protection of the CD dryer and extend the lifetime of the PD filter cartridge.
Instruction book
18 API093050