AirMan PDSE900S-4B1, Instruction Manual

Page: 21 / 67

3. Installation
3
-
5
M970010-1
3.5 Compressed Air Service Valve
Do not fail to install a check at the outlet of compressed air
and then start piping.
If the piping is performed without a check valve
“
1
”
installed,
it is feared that the liquid in the piping can be returned into
the compressor air-end it can cause a damage to the
compressor air-end.
The check valve
“
1
”
should be in accordance with the
maximum working pressure of the compressor.
For safety operation, be sure to install a valve
“
2
”
before
the check valve
“
1
”
.
Further, for the parallel operation with other compressors,
the discharge of each compressor should be adjusted to
be the same level. Then perform the piping.
1
2
Compressor