Table Of Contents - Quincy Compressor QMA Series Instruction Manual

Table of Contents

Table Of Contents2
Standard Warranty4
Safety Hazard Symbols5
Model Identification6
Technical Data Sheet7
Technical Data7
Cooling Data7
Water Cooled Cooling Data7
Compressor Fluid Data8
Sound Data8
Typical Energy Data8
Dimensions8
General28
Safety Precautions And Warnings28
Oma Series Air Compressors30
Air Flow30
The Compression Cycle30
Generaldescription30
Capacity Control System30
Electrical System30
Indicators And Gauges30
Air Cooled Air/Fluid Flow31
Air Cooled Fluid Coolers31
Water Cooled Fluid And Water Piping32
Water Cooled Fluid Coolers32
Aftercoolers33
Air/Fluid Reservoir And Air/Fluid Separator Element33
Auto/Dual Optional33
Across The Line Starting Control Piping Schematic34
50/50H/60 Wye-Delta Starting Control Schematic35
Qma 75 Across The Line Starting Control Schematic36
Q1'Vla75 Wye-Delta Starting Control Schematic37
Qma 100/125/150 Across The Line Starting Control Schematic38
Qma 100/125/150 Wye-Delta Starting Control Schematic39
Auto/Demand Optional40
Lead/Lag Optional40
High Air Temperature Safety Switch40
Indicators41
Gauges41
Hourmeter41
Air Pressure Gauge41
Location42
Piping Connection42
Piping Fit-Up42
Section 3- Installation42
Receiving42
Movingtheunittothe Installation Site42
Piping Connections43
Piping Fit Up43
Pressure Relief Valves43
Electrical43
Pneumatic Circuit Breakers Or Velocity Fuses44
Manual Relief And Shutoff Valves44
Safety Labels/Decals44
Guards44
Instructionmanual44
Air Cleaner45
Fluid Level45
Compressor Rotation45
Fan Rotation45
Operating Procedures46
Prior To Starting46
Starting The Compressor46
Stopping The Compressor46
Section 4- Procedures46
Stoppingthe Compressor-Normal Operation46
Stoppingthe Compressor-Emergency Operation46
Preparing For Maintenance Or Services47
Servicing48
Lubricating And Cooling Fluid48
Safety48
Fluid Specifications48
Compressorfluidfilter48
Understandingthe Analysisreport48
Compressorair/Fluidseparator Element48
Understanding The Analysis Report49
Compressor Fluid Filter49
Lubricating, Cooling Fluid Analysis Report50
Parameter Chart51
Compressor Air/Fluid Separator Element52
Fluid Scavenging System53
Control Line Air Filter53
Compressor Shaft Fluid Seal53
Seal Removal53
Seal Installation55
O-Ring Fittings55
Sae Straight Thread O-Ring Fitting56
Service Adjustments58
Differential Pilot Valve58
Water Temperature Regulating Valve58
Water Cooled Heat Exchangers58
Pressure Switch58
Troubleshooting60
Failure To Start60
Unscheduled Shutdown60
Thermal Overload Relays Tripping61
Low Air Delivery61
Low Receiver Pressure61
High Reservoir Pressure62
High Discharge Air Temperature62
Excessive Fluid Consumption63
Frequent Air/Fluid Separator Clogging63
Fluid Coming Out Through The Blowdown Valve64
Frequent Fluid Filter Clogging64
Frequent Air Cleaner Clogging64
Inlet Valve Not Opening Or Closing In Relation To Air Demand65
Compressor Does Not Unload65
Too Rapid Cycling Between Load And Unload66
Excessive Water In Plant Air Distribution System66
Pressure Relief Valve Blows67
Section 9- Maintenance Schedule68