
070.750-IOM2 (JAN 21)
Page 2
HPS 273 ROTARY SCREW COMPRESSOR
INSTALLATION - OPERATION - MAINTENANCE
Indicates an imminently hazardous situation that, if not avoided, results in death or serious injury.
Indicates a potentially hazardous situation or practice that, if not avoided, results in death or
serious injury.
Safety precaution definitions
Indicates a potentially hazardous situation or practice that, if not avoided, results in damage to
equipment or minor injury.
Indicates an operating procedure, practice, or portion thereof, which is essential to highlight.
Contents
................................................ 3
Long-term storage ............................................................ 5
Description ........................................................................ 5
HPS 273 compressor ................................................... 5
Compressor lubrication system ................................... 6
Oil pump (optional) ....................................................... 6
Construction details .......................................................... 6
Design limits ................................................................. 7
Vibration and sound data .................................................. 7
Outline dimensions ........................................................... 9
Holding charge and storage .............................................. 9
Rigging and handling ......................................................... 9
Foundation ........................................................................ 9
Customer connections .................................................... 10
Vi and effective orifice sizes
....................................... 10
Compressor oil ................................................................ 10
Oil pump ......................................................................... 11
Motor mounting (foot-mounted only) ............................. 11
Oil heaters - Heating wires and insulation ..................... 12
......................................................................... 12
Control system ................................................................ 13
Maintenance program ............................................... 15
Maintenance schedule ..................................................... 16
Troubleshooting guide .................................................... 17
Abnormal operation analysis and correction .................. 17
Troubleshooting the HPS 273 compressor ...................... 18
Compressor prestart checklist ......................................... 19
Alignment log for electric motor driver ........................... 20
Drive train alignment ....................................................... 20
Operating log sheet ........................................................ 20
Vibration data sheet ........................................................ 21
Compressor port locations .............................................. 22
Warning
Caution
Danger
Notice