Section 5
OPERATION-
ELECTRO-MECHANICAL
21
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
described 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 in the
Maintenance Section of the manual.
7. Observe the operating temperature. If the oper-
ating temperature exceeds 205ºF (96ºC), 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 press the
START button. When the compressor is running,
observe the instrument panel and maintenance
indicators.
5.5 SHUTDOWN PROCEDURE
To shut the compressor down, press the STOP but-
ton.