Initial Start-Up Procedure; Subsequent Start-Up Procedure; Shutdown Procedure - Sullair 20/12 Series Operator's Manual

5.3 INITIAL START-UP PROCEDURE

The following procedure should be used to make the
initial start-up of the compressor:
1. Read the preceding pages of this manual thor-
oughly.
2. Be sure that all preparations and checks de-
scribed in the Installation section have been
made.
3. Crack open the shut off valve to the service line.
4. Start the compressor by pushing the START but-
ton.
5. Check for possible leaks in piping.
6. Slowly close the shut-off valve and check that the
setting on the pressure switch is set correctly. If
set correctly, the compressor will unload at the
desired unload pressure. If adjustments are nec-
essary, see Control System Adjustments
Maintenance Section of the manual.
7. Observe the operating temperature. If the operat-
ing temperature exceeds 230ºF (110ºC), the
cooling system or installation environment
should be checked.
8. Observe return line sight glasses and mainte-
nance indicators.
9. Open shut-off valve to service line.
10. Reinspect the compressor for temperature and
leaks the following day.

5.4 SUBSEQUENT START-UP PROCEDURE

On subsequent start-ups, check that the proper
level is visible in the fluid sight glass and simply
press the START button. When the compressor is
running, observe the instrument panel and mainte-
nance indicators.

5.5 SHUTDOWN PROCEDURE

in the
To shut the compressor down, simply press the
STOP button.
Section 5
OPERATION
19