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Quincy Compressor QT Series, Instruction Manual

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Quincy Compressor QT Series Instruction Manual Download Page 33

QT/QTS Series 

Quincy Compressor

2022208700, September 2018 

31  

at several locations, including the 

lowest point where condensation can 

accumulate.

Refer to federal, state or provincial, 

or local codes for mandatory air tank 

maintenance information.

*Specifications listed are for air 

tanks rated at 200 PSIG only. Consult 

factory for higher pressure ratings.

Tank 

Capacity

Horizontal

or 

Vertical

Minimum Allowable

Wall Thickness*

Visually 

Inspect

Hydrostatically 

Inspect

Head

Shell

30 Gal.

Horizontal

.094

.106

Yearly

10 Years

30 Gal.

Vertical

.109

.111

Yearly

10 Years

60 Gal.

Horizontal

.109

.135

Yearly

10 Years

60 Gal.

Vertical

.109

.111

Yearly

10 Years

80 Gal.  Horizontal

.109

.135

Yearly

10 Years

80 Gal.

Vertical

.131

.133

Yearly

10 Years

120 Gal. Horizontal

.131

.162

Yearly

10 Years

120 Gal.

 Vertical

.163

.199

Yearly

10 Years

200 Gal. Horizontal

.163

.199

Yearly

10 Years

240 Gal. Horizontal

.163

.199

Yearly

10 Years

Fig. 3-20 Recommended Air Tank Inspection Intervals

Summary of Contents for QT Series

Page 1: ...product registration parts ordering and warranty information is available at www quincycompressor com THIS PRODUCT CAN EXPOSE YOU TO CHEMICALS INCLUDING LEAD WHICH IS KNOWN TO THE STATE OF CALIFORNIA...

Page 2: ......

Page 3: ...ply Requirements 9 Wiring Piping Schematics 10 Mounting 25 System Components 25 Induction System 27 Compressed Air Discharge System 28 SECTION 4 START UP OPERATION Pre Starting Checklist 32 Initial St...

Page 4: ...uld be read and understood prior to starting the compressor If there are any questions regarding any part of the instructions please call your local Quincy distributor or the Quincy Compressor factory...

Page 5: ...sor s approval Be sure that all tools shipping and installation debris have been re moved from the compressor and installation site prior to starting the compressor Do not operate the compressor in ex...

Page 6: ...nty service Before contacting your distributor or the factory check the maintenance requirements and the troubleshooting guide for your compressor Most warranty issues can be resolved by following pro...

Page 7: ...the downstroke of the piston of a two stage compressor air is drawn through an intake valve in the head of the compressor into the low pressure cylinder and compressed during the upstroke of the pist...

Page 8: ...lines as a result of compression Moisture vapor in ambient air is concentrated when pressurized and condenses when cooled in downstream air piping Compressed air dryers reduce the moisture vapor conc...

Page 9: ...460 3 phase motor for 208 volts or lower Use a 200 volt or 208 volt motor only Step 5 Read the pressure relief valve nameplate to be sure it does not exceed the working pressure shown on the compress...

Page 10: ...ll or other compressor Note A gas engine will produce carbon monoxide always provide adequate ventilation Inspection and mainte nance checks are required daily Therefore sufficient space needs to be p...

Page 11: ...ce between the legs must be eliminated and any high or low voltage corrected to prevent excessive current draw Note This unit must be grounded The data label on the QT units shows general information...

Page 12: ...Verify all wires are secure and fasteners are torqued before connecting power to the unit All wires are red unless otherwise specified Dashed lines represent wires supplied by others At Installation t...

Page 13: ...TION Verify all wires are secure and fasteners are torqued before connecting power to the unit All wires are red unless otherwise specified Dashed lines represent wires supplied by others At Installat...

Page 14: ...All wires are red unless otherwise specified Dashed lines represent wires supplied by others At Installation the customer is to provide Disconnect and branch circuit overcurrent protection and groundi...

Page 15: ...All wires are red unless otherwise specified Dashed lines represent wires supplied by others At Installation the customer is to provide Disconnect and branch circuit overcurrent protection and groundi...

Page 16: ...es are red unless otherwise specified Dashed lines represent wires supplied by others At Installation the customer is to provide Disconnect and branch circuit overcurrent protection and grounding betw...

Page 17: ...l wires are red unless otherwise specified Dashed lines represent wires supplied by others At Installation the customer is to provide Disconnect and branch circuit overcurrent protection and grounding...

Page 18: ...red unless otherwise specified Dashed lines represent wires supplied by others At Installation the customer is to provide Disconnect and branch circuit overcurrent protection and grounding between the...

Page 19: ...red unless otherwise specified Dashed lines represent wires supplied by others At Installation the customer is to provide Disconnect and branch circuit overcurrent protection and grounding between the...

Page 20: ...tall the Cover 1 Make sure the switch handle is in the OFF position as shown 2 Carefully slide the cover over the pressure switch DO NOT FORCE 3 Re install the small cover screws and tighten CAUTION V...

Page 21: ...oming power line connection to this white wire wrapped in red tape SQUARE D PRESSURE SWITCH FURNAS HUBBELL PRESSURE SWITCH Start Stop Control Pressure Switch Motor Wiring Schematic WP1753 Rev K Connec...

Page 22: ...stall the Cover 1 Make sure the switch handle is in the OFF position as shown 2 Carefully slide the cover over the pressure switch DO NOT FORCE 3 Re install the small cover screws and tighten At Insta...

Page 23: ...QT QTS Series Quincy Compressor 2022208700 September 2018 21 Fig 3 12 Start Stop Control Piping Schematic WP1781B...

Page 24: ...QT QTS Series Quincy Compressor 2022208700 September 2018 22 Fig 3 13 Continuous Run Load Unload Control Piping Schematic WP1781C...

Page 25: ...QT QTS Series Quincy Compressor 2022208700 September 2018 23 Fig 3 14 Dual Control with Pilot Valve Unloading Piping Schematic WP1781A...

Page 26: ...QT QTS Series Quincy Compressor 2022208700 September 2018 24 Fig 3 15 Dual Control with Solenoid Valve Unloading Piping Schematic WP1781...

Page 27: ...the concrete pad will cause severe vibrations resulting in cracked welds or fatigue failure The customer is responsible for pro viding a suitable foundation isolator mounting where necessary Mounting...

Page 28: ...ed before cutting off and locking out the main power supply Check Valves Checkvalvesaredesignedtopreventback flowofairpressureinthecompressed air system air flows freely in one direction only The chec...

Page 29: ...on the size of the compressor and the size and construction of the room in which the unit operates the air inlet may have to be located outside of the room If it is necessary to remotely install the a...

Page 30: ...ols are not in use The discharge piping from the tank of a stationary unit must be equipped with a properly rated flexible connection As with any piping all parts of the discharge piping should fit so...

Page 31: ...eratures of 32 F or below provisions must be made to guard against freezing of the pressure relief valves check valves pressure gauge and moisture drain Condensation Rust can form inside the crankcase...

Page 32: ...nt Manually Draining An Air Tank Step 1 Disconnect lockoutthecompressorfromthepowersource electric models or disconnect the spark plug wire from the spark plug gas engine models Step 2 Tankssubjectedt...

Page 33: ...or Vertical Minimum Allowable Wall Thickness Visually Inspect Hydrostatically Inspect Head Shell 30 Gal Horizontal 094 106 Yearly 10 Years 30 Gal Vertical 109 111 Yearly 10 Years 60 Gal Horizontal 109...

Page 34: ...3 Check motor pulley and compressor sheaves for alignment and tightness on shaft Refer to SECTION 5 Pulley Sheave Alignment Belt Tension Step 4 Manually rotate the compressor sheave several rotations...

Page 35: ...initial startup of a new compressor will cause slight expansion of the head s This slight expansion crushes the head gasket ever so slightly and affects the torque value of the cylinder fasteners cap...

Page 36: ...he compressor is running at full speed flip the toggle lever back to the RUN position Step 5 Start compressor per factory instructions Refer to SECTION 4 Pre Starting Checklist and Initial Starting Op...

Page 37: ...arting to service Temperatures of 125 F can burn skin Some surface tem pera tures exceed 350 F when the compressor is operating Maintenance Schedule To assure maximum performance and service life of y...

Page 38: ...ain the crankcase of break in lubricant and replace with Quin Cip D or Quin Cip lubricant Every 160 Hours or Monthly Check belt tension Every 500 Hours or Every 3 Months Change lubricant more frequent...

Page 39: ...teristics and life designed into all Quincy compressors and are highly rec ommended Refer to the charts below to determine the correct amount of lubricant and viscosity to use for your model and appli...

Page 40: ...pulley s and sheave s should be in line with each other The compressor crankshaft must be parallel to the motor or engine drive shaft Belt tension should be measured and adjusted to provide smooth op...

Page 41: ...ian to adjust the pressure switch Step 1 Remove the pressure switch cover Step 2 Whilethecompressorisrunning screw the spring loaded adjustment screw in clockwise to increase the amount of air pressur...

Page 42: ...re will void the warranty and may cause personal injury Setting Unload Pressure Step 1 Flip the toggle to the RUN position as shown or turn the knurled knob if so equipped coun terclockwise until it s...

Page 43: ...oughtogethotandvaporizetheliquids lubricant appears milky squeezedoutoftheairduringcompression compressormaybetoolarge for application Incorrect or inferior grade of lubricant System pressure leaking...

Page 44: ...r unloaders defective Excessive system leakage Compressor operating at incorrect speed Unloader pilot differential set too close Pressure switch defective Defective pressure switch Moisture or oil bui...

Page 45: ...ompressor valves Pressure setting too high Clogged intercooler internally or exter nally Inadequate ventilation or recirculation of hot air Pulley sheave rotation wrong Incorrect speed Lubrication ina...

Page 46: ...n amper age allowed multiply Wire size too small the FLA on the motor Incorrect oil nameplate by the service Discharge pressure too high factor Intercooler plugging CAUTION Bearings tight or seizing M...

Page 47: ...QT QTS Series Quincy Compressor 2022208700 September 2018 45 SECTION 7 REFERENCE INFORMATION Decal Locations Typical Unit with Horizontal Receiver Typical Engine Driven Unit with Horizontal Receiver...

Page 48: ...QT QTS Series Quincy Compressor 2022208700 September 2018 46 Typical Unit with Vertical Receiver...

Page 49: ...ter receipt of notification of readiness for shipment Claims for shortages will be deemed to have been waived if not made in writing with ten 10 days after the receipt of the material in respect of wh...

Page 50: ...Reciprocating Systems 251 239 5900 Air Master E mail info quincycompressor com Website quincycompressor com...

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