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QGV Series
Quincy QGV Series User Manual
90 pages
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QGV Series
Variable Speed Drive Air Compressors
Instruction Manual
This
manual
contains
important
safet
y
information
and
should
be
made
available
to
all
personnel
who
operate
and/or
maintain
this
product. Carefully read
this manual before
attempting to operate
or
perform maintenance on this equipment.
Manual No. 65077-1A
March 2006 Edition
Latest Update: November 2008
2
Table of Contents
Default Chapter
3
Table of Contents
3
Section I - General Information
7
Safety Alert Symbols
7
Spare Parts Ordering Information
8
Serial/Model Identification Plate
8
Royal Blue Warranty
9
Section II - Description General Description
12
The Compression Cycle
13
Air Flow
13
Capacity Control System
13
Cooling System
14
Fluid Coolers
14
Air-Cooled Fluid Coolers
14
Water-Cooled Fluid Coolers
14
Aftercoolers
14
Electrical System
15
Safety Sensors
15
Control Panel
16
Section III - Installation
18
Receiving
18
Moving the Unit to the Installation Site
18
Location
18
Piping Connections
18
Relief Valves
18
Electrical
18
Guards
18
Manual Vent and Shutoff Valve
21
Water and Sewer Facilities at the Installation Site (Water-Cooled Models)
22
Compressor Rotation
23
Fan Rotation (Air-Cooled Only)
23
Section IV - Operating Procedures
24
Prior to Starting
24
Starting the Compressor
24
Control Panel Operation
26
Drive Status
26
Menu Selections
27
Stopping the Compressor - Normal Operation
35
Stopping the Compressor - Emergency
35
Section V - Servicing
36
Preparing for Maintenance or Service
36
Maintenance Schedule (Updated 11/08)
37
Safety
38
Water Removal
38
Service Adjustments
39
Compressor Fluid
40
Fluid Filter
40
Fluid Level
41
Fluid Scavenging System
42
Fluid Cooler/Aftercooler (Air-Cooled)
42
Fluid Tubing
42
Air Filter
44
Air/Fluid Separator Element
44
Continuity Testing of Separator Elements
44
QGV-150/200 Separator Installation
45
Replacing Sensors or Transducers
46
Control Panel Fault or Service Messages
46
Replacing the Control Panel
47
Shaft Seal
48
Section VI - Compressor Fluids
50
Fluid Specifications
50
Lubrication
51
Fluid Sample Valve
51
Factors Affecting Fluid Life
52
Fluid Analysis Program - General
52
Understanding the Analysis Report
54
Quinsyn-Plus
56
Quinsyn-XP
57
Quinsyn-PG
58
Quinsyn-F
59
Quinsyn Flush
59
Cleaning and Flushing with Quinsyn Flush
60
Converting to Quinsyn-Plus
62
Converting to Quinsyn-XP
62
Converting to Quinsyn-PG
63
Converting to Quinsyn-F
63
Fluid Parameters
64
Section VII - Troubleshooting
66
Failure to Start
66
Unscheduled Shutdown
67
Thermal Overload Relays Tripping
67
Low Air Delivery
68
Low Receiver Pressure
68
High Receiver Pressure
68
High Discharge Air Temperature And/Or High Fluid Injection Temperature
69
Frequent Air/Fluid Separator Clogging
70
Fluid Discharge out Blowdown Valve
71
Frequent Fluid Filter Clogging
71
Excessive Water Content in Fluid
71
Excessive Fluid Consumption
72
Frequent Air Cleaner Clogging
72
Inlet Valve Not Opening or Closing in Relation to Air Demand
72
Compressor Does Not Unload When There Is no Air Demand
73
Compressor Does Not Revert to Load When Service Line Pressure Drops to Reset Pressure
73
Compressor will Not Time-Out or Shut down When Unloaded (Auto/Dual Only)
73
Excessive Water in Plant Air Distribution System
73
Pressure Relief Valve Exhausting
73
Appendix A - Dimensional Drawings
74
QGV-50 (Air-Cooled)
74
QGV-50 (Water-Cooled)
75
QGV-75/00 (Air-Cooled)
76
QGV-75/00 (Water-Cooled)
77
QGV-50/200 (Air-Cooled)
78
QGV-50/200 (Water-Cooled)
79
Appendix B - Technical Data
80
Qgv-50
80
Qgv-75
81
Qgv-00
82
Qgv-50
83
Qgv-200
84
Appendix C - Maintenance Record
85
Maintenance Record
85
Standard Terms and Conditions
86
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Quincy QGV Series Specifications
General
Horsepower
5 - 30 hp
Cooling System
Air Cooled
Pressure
175 psig
Voltage
230/460 V
Tank Capacity
80 Gallon
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