Section III - Installation
Quincy Compressor-QSI
®
15
Manual Vent and Shutoff Valve
Install a manual valve to vent the compressor and the
compressor discharge line to atmosphere. If the air
receiver tank services a single compressor, the manual
valve can be installed in the receiver. When a manual
shut-off valve (block valve) is used, a manual valve
should be installed upstream from the valve, and a
pressure relief valve installed upstream from the manual
vent valve. These valves are to be designed and installed
to permit maintenance to be performed in a safe manner.
Never substitute a check valve for a manual shut-off
valve (block valve) if the purpose is to isolate the
compressor from a system for servicing.
WARNING!
Removal or painting over safety labels will result
in uninformed conditions. This could result in
personal injury or property damage. Warning
signs and labels shall be provided with enough
light to read, conspicuously located and
maintained for legibility. Do not remove any
warning, caution or instructional material
attached.
Water and Sewer Facilities at the Installation Site
(Water-cooled models only)
Make sure the water supply is connected and open.
Piping supplied by the user should be at least equal to the
connections provided on the compressor. Sewer facilities
should be readily accessible to the installation site and
meet all the requirements of local sewer codes, plus those
of the compressor. Make sure water inlet and discharge
connections are correct.
NOTICE!
The water temperature regulating valve is located
in the discharge water line.
Clean air is essential for your Quincy QSI compressor.
Always select a source providing the cleanest air
possible. When an outside air source is used, keep all
piping as short and direct as possible. Use vibration
isolators and support all piping correctly. Piping size
should be at least as large as the inlet valve opening and
increased several sizes for extremely long piping runs.
The piping must be leak free and clean after fabrication.
WARNING!
Relieve compressor and system air pressure by
opening the appropriate manual relief valve prior
to servicing. Failure to relieve all system pressure
could result in death or serious injury and
property damage.
Compressor Rotation
Compressor rotation must be checked prior to start-up.
Proper rotation is clockwise (as viewed from the power-
input end). The power-input end of the compressor is
marked with an arrow noting the proper rotation.
Operating the compressor in incorrect rotation will result
in extreme damage to the compressor and warranty
coverage will be voided. To check for proper rotation,
jog the starter button, allowing the motor to turn 2 or 3
revolutions. Observe the drive element for correct
direction. If incorrect rotation is observed, lock out
power supply, reverse electrical leads L
1
and L
3
at the
motor starter. Recheck for correct rotation.
Fan Rotation (Air-cooled only)
Check the fan rotation at the same time the compressor
rotation is being checked. Fan airflow should be
outward, that is, pushing the air through the coolers.
Summary of Contents for QSI 1000
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Page 11: ...Section I General Quincy Compressor QSI 5 MODEL IDENTIFICATION ...
Page 25: ...Quincy Compressor QSI 19 THIS PAGE INTENTIONALLY LEFT BLANK ...
Page 65: ...Quincy Compressor QSI 59 THIS PAGE INTENTIONALLY LEFT BLANK ...
Page 66: ...Appendix A Dimensional Drawings 60 Quincy Compressor QSI QSI 220 245 air cooled ...
Page 67: ...Appendix A Dimensional Drawings Quincy Compressor QSI 61 QSI 220 245 water cooled ...
Page 68: ...Appendix A Dimensional Drawings 62 Quincy Compressor QSI QSI 250 300 air cooled ...
Page 69: ...Appendix A Dimensional Drawings Quincy Compressor QSI 63 QSI 250 300 water cooled ...
Page 70: ...Appendix A Dimensional Drawings 64 Quincy Compressor QSI QSI 335 370 air cooled ...
Page 71: ...Appendix A Dimensional Drawings Quincy Compressor QSI 65 QSI 335 370 water cooled ...
Page 72: ...Appendix A Dimensional Drawings 66 Quincy Compressor QSI QSI 440 500 air cooled ...
Page 73: ...Appendix A Dimensional Drawings Quincy Compressor QSI 67 QSI 440 500 water cooled ...
Page 74: ...Appendix A Dimensional Drawings 68 Quincy Compressor QSI QSI 540 600 air cooled ...
Page 75: ...Appendix A Dimensional Drawings Quincy Compressor QSI 69 QSI 540 600 water cooled ...
Page 76: ...Appendix A Dimensional Drawings 70 Quincy Compressor QSI QSI 675 750 air cooled ...
Page 77: ...Appendix A Dimensional Drawings Quincy Compressor QSI 71 QSI 675 750 water cooled ...
Page 78: ...Appendix A Dimensional Drawings 72 Quincy Compressor QSI QSI 925 1000 air cooled ...
Page 79: ...Appendix A Dimensional Drawings Quincy Compressor QSI 73 QSI 925 1000 water cooled ...
Page 80: ...Appendix A Dimensional Drawings 74 Quincy Compressor QSI QSI 1175 1250 1400 1500 air cooled ...
Page 81: ...Appendix A Dimensional Drawings Quincy Compressor QSI 75 QSI 1175 1250 1400 1500 water cooled ...
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