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Quincy Compressor QOF 100 VSD Instruction Book
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Quincy Compressor QOF 100 VSD Instruction Book

Quincy Compressor QOF 100 VSD Instruction Book

Oil-free rotary screw compressor
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Quincy
Oil-free rotary screw compressor
QOF 100 VSD, QOF 125 VSD, QOF 100 VSD W, QOF 125 VSD W
Instruction book

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Summary of Contents for Quincy Compressor QOF 100 VSD

  • Page 1 Quincy Oil-free rotary screw compressor QOF 100 VSD, QOF 125 VSD, QOF 100 VSD W, QOF 125 VSD W Instruction book...
  • Page 2 This page has been intentionally left blank.
  • Page 3 Quincy Oil-free rotary screw compressor QOF 100 VSD, QOF 125 VSD, QOF 100 VSD W, QOF 125 VSD W, Instruction book Original instructions WARNING Read all safety warnings, instructions, illustrations and specifications provided with this product. Failure to follow all instructions listed in this instruction book may result in personal injury, death and/or property damage.
  • Page 5 Instruction book Table of contents Safety precautions ....................4 SAFETY ICONS ..........................4 STATEMENT OF USE ........................4 WARRANTY ..........................4 REGIONAL REQUIREMENTS ...................... 5 GENERAL SAFETY PRECAUTION ....................5 PRODUCT SPECIFIC INSTRUCTIONS ..................9 SIGN AND STICKERS ........................ 20 General description....................
  • Page 6 Instruction book WEEK TIMER MENU ........................58 3.10 EVENT HISTORY MENU ......................59 3.11 MACHINE SETTINGS MENU ...................... 60 3.12 CONTROLLER SETTINGS MENU ....................64 3.13 ACCESS LEVEL ......................... 67 Installation ......................70 INSPECTION AFTER SHIPMENT ....................70 DIMENSION DRAWINGS ......................71 INSTALLATION PROPOSAL .......................
  • Page 7 Instruction book Problem solving ....................112 Technical data ..................... 115 READINGS ON DISPLAY ......................115 SETTINGS OF SAFETY VALVES ..................... 116 CIRCUIT BREAKERS AND FUSES................... 116 REFERENCE CONDITIONS ..................... 116 LIMITATIONS ..........................117 COMPRESSOR DATA ......................117 9829 3342 32-01...
  • Page 8 Instruction book Safety precautions Safety icons DANGER Indicates a hazard with a high level of risk, which, if not avoided, will result in death or serious injury and / or property damage. WARNING Indicates a hazard with a medium level of risk, which, if not avoided, could result in death or serious injury.
  • Page 9 Instruction book Regional requirements WARNING Cancer and reproductive harm. For more information go to: https://www.p65warnings.ca.gov/ PROP 65 The control panel is certified to UL 508 A safety standard for industrial control equipment. This standard sets the requirements of electrical and mechanical UL 508A design, construction, testing and marking of panels to ensure the safety of personnel and equipments.
  • Page 10 Instruction book DANGER This compressor and the related piping and pressure vessels operate with dangerous, highly pressurized compressed air, which if intentionally or accidentally released will result in death or serious injury and / or property damage. Only use or operate the compressor as described and instructed in this instruction book.
  • Page 11 Instruction book WARNING Do not breathe compressed air. Air from compressors and this compressor is not breathable quality air and not safe for human breathing. CAUTION Ensure that all piping and additional equipment supplied by the owner/customer and other third-party vendors, not otherwise provided as a part of this compressor package are compatible with the designated working pressure.
  • Page 12 Instruction book NOTICE The owner is responsible for maintaining the unit in safe operating condition. Parts and accessories shall be replaced if unsuitable for safe operation. Personal safety: WARNING Do not apply compressed air to yourself, others, or your clothes. Doing so could result in death, serious personal injury and/or property damage.
  • Page 13 Instruction book Product specific instructions General installation safety DANGER The compressor package must only be lifted by a qualified and experienced compressor expert personnel crew using suitable equipment in accordance with all applicable safety regulations. Loose or pivoting parts must be securely fastened before lifting. All personnel must stay clear of the risk zone under a lifted load.
  • Page 14 Instruction book and/or company guideline or regulation could result in death, serious personal injury and/or property damage. WARNING In multiple compressor systems, manual valves must be installed to isolate each compressor. Non- return valves (check valves) must not be relied upon for isolating pressure systems. CAUTION The compressor is designed for indoor use.
  • Page 15 Instruction book inlet air. Do not allow water, oil, and other contaminants into the air inlet which could result in damage to the compressor package equipment and could result in diminished operational capacity. CAUTION Arrange the air intake so that it is inaccessible to people, loose clothing, and other objects that could be drawn in and cause injury or damage.
  • Page 16 Instruction book NOTICE Remove all blanking flanges, plugs and caps before connecting any piping to the compressor to ensure proper performance. NOTICE The electrical connections must correspond to the applicable codes. For USA, NFPA 70®, National Electrical Code® and for European countries IEC 60364.
  • Page 17 Instruction book comply with any applicable guidelines and regulations may result in death, serious personal injury and/or property damage. WARNING Do not operate the compressor whenever flammable or toxic fumes, vapours or particles are present in the vicinity of the compressor or there is a risk of such exposure.
  • Page 18 Instruction book NOTICE Periodically check that: All guards are in place and securely fastened. • All hoses and/or pipes inside the machine are in good condition, • secure and not rubbing. No leaks occur. • All fasteners are tight. • All electrical leads are secure and in good order.
  • Page 19 Instruction book WARNING Before connecting or disconnecting any pipes, or removing any pressurized components linked to or from the compressor package, ensure that: the compressor has been turned off and has stopped functioning, • the compressor, pressure vessels and piping have been fully •...
  • Page 20 Instruction book WARNING To avoid severe burns from hot oil, always wear heat-resistant gloves when checking the oil level, loosening the drain plug, collecting the oil, or tightening the plug on your compressor. Use tools like wrenches or funnels to minimize contact with hot parts. CAUTION Always wear the appropriate personal protective equipment (PPE), including safety glasses, gloves, safety shoes, and any other necessary...
  • Page 21 Instruction book CAUTION Take precautions to shield essential components, such as the motor, air filter, electrical systems, and regulating components, from moisture infiltration. e.g. - Steam Cleaning. CAUTION Check the sound-damping material and vibration dampers on compressor regularly. If any are damaged, replace them with genuine material from the manufacturer to prevent the sound pressure level from increasing.
  • Page 22 Instruction book NOTICE Do not use corrosive solvents that can harm air net materials like polycarbonate bowls. NOTICE Attach a warning sign to the start equipment that clearly states: "WORK IN PROGRESS: DO NOT START." NOTICE Before performing any electrical repairs on a unit powered by a frequency converter, wait for 10 minutes after the frequency converter has been powered off and the motor has stopped rotating.
  • Page 23 Instruction book in the cabinet for up to five minutes after disconnection due to DC link capacitors. Wait a reasonable period before opening the cabinet. CAUTION Protective gear tripping in a branch circuit could signal disconnection due to the leakage current. Inspect the current-carrying parts and other components within the cabinet unit to prevent the risk of fire or electric shock.
  • Page 24 Instruction book Sign and stickers The compressor is fitted with signs and stickers according to the ISO 7010; containing important information about personal safety and product maintenance. The signs and stickers shall always be easy to read. Some safety signs are not according to any standard and explained in detail in the instruction manual.
  • Page 25 Instruction book Warning, pressurized High pressure air cylinder Run over by remote operated controlled Corrosive substance machine Warning, Hot surface Emergency stop button Wear protective clothing Refer to instruction book Wear ear protection Wear eye protection Wear head protection Wear a mask 9829 3342 32-01...
  • Page 26 Instruction book Disconnect before carrying out Check guard maintenance or repair Wear protective gloves Wear safety footwear Pictographs Reference Description Automatic condensate drain Automatic condensate drain for optional oil/water separator (type OSD) Manual condensate drain Stop the compressor before maintenance or repair Warning: under tension Read Instruction book before starting the compressor Switch off the voltage and depressurize the compressor before maintenance or...
  • Page 27 Instruction book Before connecting the compressor electrically, consult the Instruction book for the motor rotation direction Torques for steel (Fe) or brass (CuZn) bolts Consult the Instruction book before greasing Switch off the voltage before removing the protecting cover inside the electric cabinet Oil the gaskets, screw on the filters and tighten by hand (approx.
  • Page 28 Instruction book General description Introduction General description This unit is a two-stage screw compressor driven by an electric motor. The compressor delivers oil-free, pulsation-free air. The compressors are available in air-cooled and water-cooled versions. Figure 1: General view Reference Name Q-Control Touch regulator Emergency stop button 9829 3342 32-01...
  • Page 29 Instruction book The compressor is enclosed in a sound-insulated bodywork and includes mainly: Air filter (AF) • Low-pressure compressor element (LP) • Intercooler (Ci) • High-pressure compressor element (HP) • Aftercooler (Ca) • Water separators (WSD) • Electric water drain (EWD) •...
  • Page 30 Instruction book Figure 3: Main parts water-cooled machine Reference Description Air filter Low-pressure compressor element High-pressure compressor element Electric motor Electrical cabinet Gear Box Q-Control control touch system Silencer Motor coupling Intercooler Aftercooler Q-Control system The compressor is controlled by an electronic regulator that: ...
  • Page 31 Instruction book  Reduces the power consumption.  Warns the operator in case of abnormal operating conditions.  Protects the compressor.  Monitors components subject to service.  If activated, the regulator can automatically restart the compressor after voltage failure. ...
  • Page 32 Instruction book Air system NOTICE Flow diagrams are for reference only, consult local Quincy representative for actual diagrams related to specific vintage of a compressor model. Figure 5: Flow diagram, air-cooled compressors 9829 3342 32-01...
  • Page 33 Instruction book Figure 6: Flow diagram, water-cooled compressors 9829 3342 32-01...
  • Page 34 Instruction book Flow diagram, symbols Numbers Symbols Description Air filter Compensator Silencer Diffusor Screw compressor Non-return valve Throttle valve 3/2 solenoid valve Quick exhaust valve Centrifugal compressor Tooth compressor Piston compressor Safety valve Valve manually operated Control valve Control valve closes on failure of actuating energy Control valve opens on failure of actuating energy...
  • Page 35 Instruction book Ventilator Exp. vessel Breather Oil tank Shuttle valve Thermostatic valve Minimum pressure valve Oil stop valve Thermostatic valve Liquid filter Bleed-off valve Burst plate Water separator Condition monitoring system (NOT INCLUDED AS STANDARD) Sight glass Measuring component Locally installed Measuring component Mounted in control cabinet Liquid pump...
  • Page 36 Instruction book IGV with actuator and positioner Measuring component Mounted on control cabinet Pressure regulator Motor coupling Victaulic coupling Blind flange Heater Dryer Valve with actuator Ejector Condensate collector and divertor Flexible pipe Actuator Reservoir Valve Gearbox Controlled expansion valve (e.g. Hot gas bypass) Flexible connection Reference...
  • Page 37 Instruction book Blow off Silencer Air filter Air hose compensator Unload valve Low pressure compressor stage Safety valve Intercooler Water separator High pressure compressor stage Pulsation damper Safety valve Non-return valve Aftercooler Water separator 120a Control valve opens on failure of actuating energy (normally open) 120b Control valve closes on failure of actuating energy (normally closed) 124c...
  • Page 38 Instruction book TSH59 Q-Control warning value - Temperature - water outlet PSH29 Q-Control warning value - Pressure - Compressor outlet PSL18 Q-Control display value - Pressure - Intercooler PDSL02 Q-Control warning value - Pressure - Pressure drop over air filter PSL45 Q-Control shutdown value - Pressure - Oil injection TI11...
  • Page 39 Instruction book From inlet to outlet, temperatures and pressures are measured and guarded by the Q- Control Touch controller. Warning values are displayed, and shutdowns generated when set values are exceeded. Cooling system The cooling water flows through oil cooler (Co) as well as through intercooler (Ci) and aftercooler (Ca).
  • Page 40 Instruction book than the position of the sensor. As soon as the delay timer has expired, the pilot valve (normally open) is deactivated and the diaphragm opens the outlet, discharging the condensate. From the moment that the sensor is not detecting any condensate anymore, a drain closing delay timer is started.
  • Page 41 Instruction book If the controller detects water in the intercooler or aftercooler drain receiver for too long a period, a shutdown is generated. If water is detected on the integrated dryer drain receiver for too long a period, a warning is generated. The level switch is a capacitive sensor which generates a high signal when no water is present.
  • Page 42 Instruction book Electrical system Electrical cabinet Figure 9: Electrical cabinet Components Description Frequency converter of main motor Contactor Circuit breakers Maintenance switch K11/K13/K14 Contactor Q-Control Touch controller Emergency stop button Main transformer F1-F5 Fuses X4/5/6/7 Terminal strip 1X99 Terminal strip 9829 3342 32-01...
  • Page 43 Instruction book Additional attention Breather/PSTST air Figure 10: Breather Reference Description Breather The customer must install an additional air supply with a pressure range of 4 - 11 bar(g) and a normal capacity of 30-70 l/min. The air must be clean and dry. The customer should install pressure gauges on the air supply line to monitor pressure during compressor startup.
  • Page 44 Instruction book Q-Control Touch Controller General description The controller has following functions: Controlling the unit • Protecting the unit • Monitoring components subject to service • Automatic restart after voltage failure (ARAVF) • Automatic control of the unit WARNING Beware of automatic start/stop commands. Even if manually stop the compressor, it may start automatically if a time-based start command is programmed and activated.
  • Page 45 Instruction book CAUTION Do not reset the warning or shutdown message, if you have not been specifically trained regarding the operation, maintenance or repair of the compressor. Only specifically trained personnel are permitted to reset warning or shutdown messages or to direct other personnel to do so. Several sensors are provided on the unit.
  • Page 46 Instruction book Control panel Control panel Reference Designation Function Touchscreen Shows the unit operating condition and a number of icons to navigate through the menu. The screen can be operated by touch. Warning sign Flashes in case of a shut-down, is lit in case of a warning condition.
  • Page 47 Instruction book Icons used Menu icon NOTICE This chapter gives a general detail of the available icons. Not all icons mentioned in this chapter are applicable to every machine. Menu Icon Menu Icon Menu Icon Data Status Inputs Outputs Counters Converters Auxiliary Equipment...
  • Page 48 Instruction book Machine Alarms Settings Regulation Control Parameters Converter(s) Aux. Equipment Parameters Internal Smart Auto Restart Controller Network Ethernet Settings Settings Settings CAN Settings Localization Language Date/Time Units User Password Help Information 9829 3342 32-01...
  • Page 49 Instruction book Status icons Icon Description Motor Stopped Motor Stopped Wait Running Unloaded Manual Unload Running Unloaded Wait Running Loaded Failed to Load Running Loaded Wait Manual Stop Machine Control Mode, Local Machine Control Mode, Remote Machine Control Mode, LAN Automatic Restart After Voltage Failure Week Timer Active 9829 3342 32-01...
  • Page 50 Instruction book System icons Icon Description Basic User Advanced User Service User Antenna 25% Antenna 50% Antenna 75% Antenna 100% Change between screens (indication) Energy recovery Compressor Element Drain(s) Analogue Output Menu Reset Auto Restart 9829 3342 32-01...
  • Page 51 Instruction book Filter(s) Cooler Valve(s) Power Meter Input icons Icon Description Pressure Temperature Special Protection Open Closed 9829 3342 32-01...
  • Page 52 Instruction book Main screen Function The Main screen is shown when the voltage is switched on. It is switched off automatically after a few minutes when there is no input. Description Main screen Reference Designation Function Home button The home button is always shown and can be tapped to return to the main screen.
  • Page 53 Instruction book 8, 9, 10, 11 These fields can Tap the field to view the type of measurement. This will contain a history be shown in the screen information bar (2). chart, an input or a Examples of inputs: counter value, Ambient temp •...
  • Page 54 Instruction book Display language The display language of the controller can be changed by tapping this icon. Manual unload (only When tapped, the machine will go in Manual unload on fixed speed units) mode until the icon is tapped again. Week timer Week timers can be set by tapping this icon.
  • Page 55 Instruction book Controller settings Network settings, Localization settings and a User password can be set through this menu. There is also a Help page available and the Controller information can be shown. Menu structure NOTICE This is the main menu structure. The structure can be different depending on the configuration of the unit.
  • Page 56 Instruction book Menu structure 9829 3342 32-01...
  • Page 57 Instruction book Data menu Function This screen is used to display the following submenus: Status • Inputs • Outputs • Counters • Aux. Equipment • These submenus can be entered by tapping the icons. Procedure To enter the Data menu screen: Tap the Menu button.
  • Page 58 Instruction book Status menu CAUTION Always identify and resolve the underlying cause of the warning or shutdown message before resetting it. Resetting warning or shutdown messages without addressing the underlying cause can lead to further damage or failure of the unit. CAUTION Do not reset the warning or shutdown message, if you have not been specifically trained regarding the operation, maintenance, or repair of the...
  • Page 59 Instruction book This menu shows the current status of all the inputs. Reference Description Compressor outlet Ambient air Element outlet Controller temperature Outputs menu CAUTION Voltage-free outputs may only be used to control or monitor functional systems. They should NOT be used to control, switch or interrupt safety related circuits.
  • Page 60 Instruction book Reference Description Function Counts the operation hours of the Running hours compressor. The same as running hours but shows to which time interval the energy counters refer to; this counter is also Loaded hours reset when the energy counters are reset.
  • Page 61 Instruction book Description Service menu screen Reference Description Service Service functions (only visible as advanced user) Clean screen Service menu Tap the Service icon to enter the Service menu. Service menu screen This menu shows the remaining Running Hours and the remaining Real Time Hours until the next service.
  • Page 62 Instruction book Clean screen Tap the Clean Screen icon to start the 15 seconds countdown to perform cleaning of the touch screen. Clean screen The touchscreen and the start and stop button become inactive for 15 seconds. Week timer menu Function This screen is used to set up to 4 different week timers with each up to 8 settings per day.
  • Page 63 Instruction book Remove week Tap to remove a programmed week timer. A selection screen pops up. If there is more than one Activate week timer week programmed, then the user must choose the current week schedule they want to be operating at the time of selection.
  • Page 64 Instruction book Saved data screen Scroll through the items swiping up and down in this list. The event date and time is shown at the right side of the screen. Press on one of the items in the list for more information reflecting the status of the unit when the shutdown occurred.
  • Page 65 Instruction book Reference Description Alarms menu Regulation menu Control Parameters menu Aux. Equipment Parameters menu Auto Restart menu Alarms menu Tap the Alarms icon to enter the Alarms menu. Alarm menu screen A list of all alarms is shown. When pressing on one of the items in this list, the warning and/or shutdown levels are shown for this alarm.
  • Page 66 Instruction book Set-point/Pressure Band Used allows the user to easily swap between the two set- points/pressure bands. For VFD operation there will be two set-point and its associated stop levels. The set-point is the pressure at which the compressor will regulate its speed to. Once the compressor is at minimum speed and/or the pressure rises to the Indirect Stop Level that is the pressure at which the unit will unload.
  • Page 67 Instruction book Auxiliary equipment parameters menu Tap the Aux. Equipment Parameters icon to enter the auxiliary equipment parameters menu. Auxiliary equipment parameters menu screen This menu shows an overview of all the auxiliary equipment fitted. Through this menu, the parameters of the auxiliary equipment can be changed. Modify a setting When tapping a list item, a selection screen pops up.
  • Page 68 Instruction book Enter a password When tapping a password protected item, a selection screen pops up. The user can enter the password by swiping up or down to select the desired number. Once the 4 digits are entered, the user can confirm by tapping ‘V’ or decline by tapping ‘X’. Modify a setting When clicking a list item, a selection screen pops up.
  • Page 69 Instruction book Network settings menu Tap the Network Settings icon to enter the Network Settings menu. Network settings menu Ethernet Settings The list of Ethernet Settings is shown. When ethernet is turned off, the settings can be modified. CAN Settings The list of CAN Settings is shown.
  • Page 70 Instruction book Date/Time The date and time settings of the controller can be modified through this menu. Units The units displayed can be modified through this menu. Modify a setting When tapping a list item, a selection screen pops up. he user can modify the setting by tapping ‘–...
  • Page 71 Instruction book Help menu Tap the Help icon to enter the Help menu. Help menu screen This menu can show a link to the web page of your service provider, a helpdesk phone number or other helpful information. Information menu Tap the Information icon to enter the Information menu.
  • Page 72 Instruction book Description Access level screen Reference Description Function User A basic set of parameters is visualized, no password required. Service A basic set of parameters can be modified, no password required. Full This access level is not accessible to end users. Decline Tap to decline the selected user level.
  • Page 73 Instruction book The screen information bar (1) now shows the current status of the unit instead of the machine serial number. The Received Signal Strength Indicator (RSSI) value is now shown in the Internal Smart Box menu. Refer to the section Quick access screen.
  • Page 74 Instruction book Installation Inspection after shipment Outdoor/Altitude CAUTION The compressor is not intended for use outside. If this is the case, contact Quincy Customer Service department. If the compressor runs at high altitudes (>1000 m or >3281 ft), please consult the Customer Centre.
  • Page 75 Instruction book Dimension drawings NOTICE Dimension diagrams are for reference only, consult local Quincy representative for actual diagram related to specific vintage of a compressor model. Figure 11: Dimensional Drawing, air-cooled compressors 9829 3342 32-01...
  • Page 76 Instruction book Figure 12: Dimensional Drawing, water-cooled compressors 9829 3342 32-01...
  • Page 77 Instruction book Reference Description Front view Cooling air outlet Left side view Cooling air inlet Centre of gravity Slot (4x) designed for horizontal pulling of unit, lifting is not allowed. Data plate a: 2 gratings for fixed speed b: 4 gratings for VSD Openings for transportation Right side view Electric cable entry...
  • Page 78 Instruction book Electrical installation CAUTION Ensure that all electrical power has been removed from the equipment and that lockout/tagout procedures have been followed in accordance with OSHA requirements before making any inspection checks. CAUTION Inspect all electrical connections to ensure that they are secure and properly tightened.
  • Page 79 Instruction book CAUTION A check valve in the air piping from the compressor can interfere with the proper operation of the compressor controls. CAUTION Compressor package metal or nylon tubing must be checked. Visually inspect these tubes located in the compressor package. CAUTION Tubes can come loose or get damaged in shipping so look for loose or damaged tubes.
  • Page 80 Instruction book and installation methods. Also ensure that the pipelines are sized correctly for the intended pressure. It is also advisable to appoint a suitably specialized company to perform the planning and laying. Compressor room example NOTICE Dimension diagrams are for reference only, consult local Quincy representative for actual diagram related to specific vintage of a compressor model.
  • Page 81 Instruction book Figure 13: Installation proposal, air-cooled compressors 9829 3342 32-01...
  • Page 82 Instruction book Figure 14: Installation proposal, water-cooled compressors 9829 3342 32-01...
  • Page 83 Instruction book Reference Description Cooling air outlet Cubicle cooling air outlet Cubicle cooling air inlet Compressed air outlet Air inlet Motor cooling air inlet Cooling water in Cooling water out Minimum free area to be reserved Ventilation proposal Installation guidelines Install the compressor on a level floor suitable for taking its weight.
  • Page 84 Instruction book For SI Units: Qv = 0.1 N/dT • For British/American Units: Qv = 2617.4 N/dT • dT = Temperature increase in compressor room For SI Units: in °C For British/American Units: in °F N = Shaft input of compressor For SI Units: in kW For British/American Units: in hp Qv = Required ventilation capacity...
  • Page 85 Instruction book CAUTION Use original cable gland when connecting the supply cable to the compressor to preserve the protection degree of the electric cubicle and to protect its components from dust. Only use copper wires. CAUTION Always double-check that the fuse size matches the calculated cable size. If necessary, adjust the fuse size or increase the cable size to ensure safe electrical performance.
  • Page 86 Instruction book NOTICE Always follow the strictest regulations, whether they are in this document or in local law. NOTICE Follow the applicable electrical directives when installing and connecting the compressor to the power circuit: IEC 60204-1 - Safety of machinery - Electrical equipment of •...
  • Page 87 40 ˚C (104 ˚F). CSA/UL Compressor Voltage Mains + earth cable (mm²) Max. fuse ratings (UL) gL/gG Type 2 (A) QOF 100 VSD (W) 460 3xAWG 2/0+AWG 1 3x 250 QOF 125 (W) 3xAWG 3/0+AWG 0 3x 250 9829 3342 32-01...
  • Page 88 Instruction book Electrical connections Figure 16: Electrical diagram Reference Name Customer's Installation Use the Lock out Tag out procedure to de-energize the machine for maintenance Drive motor Compressor motor Quality of safety components When installing a remote emergency button, the following B10d values are advised: Emergency stop button: 500 000.
  • Page 89 Instruction book Cooling water requirements General Cooling water needs to fulfill requirements in order to avoid problems of scaling, fouling, corrosion or bacterial growth. No general recommendation can encompass the effects of all combinations of the various compounds, solids and gases typically found in cooling water in interaction with different materials.
  • Page 90 Instruction book Blowdown Standard specification The application: • Standard (max water temperature 65°C/149°F at the outlet) Energy Recovery (water temperature up to 110°C/230°F) Temperature The cooling water temperature needs to be at least as high as the wet-bulb temperature. The wet-bulb temperature is the temperature read by a thermometer covered in water-soaked cloth over which air is passed.
  • Page 91 Instruction book 16 Suspended < 10 < 1 < 10 < 10 < 1 Solids (max 10μ) 17 Oil or Grease < 1 < 1 < 1 < 1 < 1 18 Biology CFU / < 10 < 10 < 10 <...
  • Page 92 Instruction book RSI and chloride limitation Single Pass system Chloride Water condition Maximum 65°C/149°F Maximum 95°C/203°F limit RSI<3.9 200 ppm Very high scale Water cannot be used Not applicable. formation 4.0<RSI<5.5 200 ppm High scale formation Regular Not applicable. control descaling operation necessary.
  • Page 93 Instruction book 7.6<RSI<9.0 200 ppm Strong corrosion Regular control necessary. Use of corrosion inhibitor recommended. 9.1<RSI<11 200 ppm Very strong corrosion Regular control necessary. Use of corrosion inhibitor recommended. RSH>11 200 ppm Very strong corrosion Water cannot be used. Closed loop system Chloride Water condition Maximum 65°C/149°F and 95°C/203°F...
  • Page 94 Instruction book Operating instructions Initial Start-up WARNING Verify that the drive motor rotation is correct before operating the compressor. Incorrect rotation can damage the compressor and cause serious injury or death. CAUTION Provisions should be made to have the instruction manual readily available to the operator and maintenance personnel.
  • Page 95 Instruction book General precautions WARNING When the motors are stopped and LED (automatic operation) is lit, the motors may start automatically without warning. CAUTION Follow special precautions when compressors installed outdoors or in areas where the air inlet temperature can fall below freezing point. Consult Quincy for specific recommendations.
  • Page 96 Instruction book Figure 18: Transport spacers and bolts on the gear motor side Reference Description Bolts Spacer 6. To avoid corrosion, silica gel bags are added to the assembly to adsorb condensate. 7. Remove flange and remove the silica gel bags. Reinstall the flange. Figure 19: Side view: position of silica gel bags Reference Description...
  • Page 97 Instruction book the inert type in all phases. An isolating switch must be installed near the compressor. Consult the sections Electric cable size, Installation proposal Dimension drawings. 11. Check the voltage between the three phases at the switch before applying power to the unit for the first time.
  • Page 98 Instruction book 15. There is a cutout in the side panels of the fan enclosure to show the direction of rotation. Figure 21: Direction of rotation 16. Consult Quincy if the rotation direction is wrong. 17. Run the compressor for a few minutes and check that it operates normally. Fill in the commissioning report.
  • Page 99 Instruction book Figure 22: Position of oil level sight-glass Reference Description Oil filter Filler plug Sight glass Manual drain plug 9829 3342 32-01...
  • Page 100 Instruction book Figure 23: Drain connections, air-cooled compressors Reference Description Compressor air outlet Manual drain, aftercooler Automatic drain, aftercooler Figure 24: Drain connections, water-cooled compressors 9829 3342 32-01...
  • Page 101 Instruction book Reference Description Cooling water outlet Cooling water inlet Compressor air outlet Manual drain, Intercooler Automatic drain, Intercooler Manual drain, aftercooler Automatic drain, aftercooler Starting WARNING Do not start the compressor if it is damaged or malfunctioning. CAUTION Do not approach the compressor until it has reached full speed. CAUTION Wear appropriate personal protective equipment (PPE), such as earplugs, safety glasses, and gloves.
  • Page 102 Instruction book Reference Description Touchscreen Warning sign Service sign Operation sign Voltage sign Stop button Start button Procedure 1. Open the air outlet valve. 2. Close the condensate drain valves. 3. Open the water shut-off valves and water regulating valve. 4.
  • Page 103 Instruction book CAUTION Regularly check the Inputs and Outputs menus for a quick look at the compressor status. If you notice any problems with the display panel, stop the compressor immediately and contact a qualified technician. NOTICE The operator must review and follow all relevant safety precautions. For any troubleshooting or problem-solving needs, refer to the section Problem...
  • Page 104 Instruction book Emergency stop button In case of an emergency stop, press the emergency stop button. The alarm LED flashes, and the control shuts down. To start again reset the control panel and pull the emergency stop button. Minimum stop time The compressor will not be allowed to restart within a programmed time after a stop for any reason at all.
  • Page 105 Instruction book Maintenance Preventative maintenance schedule WARNING Before carrying out any maintenance, repair work or adjustment: • Press the stop button. • Wait until the compressor has stopped and close the air outlet valve. • Open the manual drain valve(s). •...
  • Page 106 Instruction book CAUTION The pad lockable emergency stop device must be used to prevent the machine from automatically restarting during maintenance or service. CAUTION Only qualified technicians should perform preventive maintenance tasks on a compressor, following the manufacturer's instructions. CAUTION Before lifting the electric motor, follow all safety procedures, including disconnecting all electrical connections, removing all build-on parts, and using a properly sized lifting device.
  • Page 107 Instruction book NOTICE Repairs inside the speed regulation cabinet must only be carried out by Quincy. Service agreements Customer Centres have a range of service agreements to suit your needs: • An Inspection plan • A Preventive maintenance plan • A Total responsibility plan Contact your Customer Centre to agree on a tailor-made service agreement.
  • Page 108 Instruction book Weekly Check for leaks. Tighten leaking connections and replace damaged/leaking parts. 3-monthly Clean compressor 3-monthly Carry out service action according to the displayed service warnings or service plans as shown below. When displayed - Carry out service actions according to the displayed service warnings or service plans as shown below.
  • Page 109 Instruction book Check for loose wiring and connections in motor box Overhaul air intake valve Replace blow-off silencer of throttle valve Overhaul check valve Replace inserts of drive coupling Change compressor oil (16000 hrs or 4- yearly) Replace shaft seal Neos convertor fan replacement 24000 Replace rubber buffers and hoses Clean cooler block (internal/external)
  • Page 110 Instruction book If the compressor is going to be stored without running from time to time, protective measures must be taken. Consult Quincy. The Compressor element is designed oil-free. In case of long standstill: run unit at least 15 minutes under unload condition before it stopped, to dry moisture from air circuit;...
  • Page 111 Instruction book Adjustments and servicing procedures Air filter WARNING Failure to promptly replace the filtering element when necessary, can lead to permanent dirt buildup. This can significantly reduce air inflow to the compressor, potentially causing damage to the oil separator and the compressor itself.
  • Page 112 Instruction book Figure 27: Location of air filter, water-cooled compressors Procedure 1. Stop the compressor and press the emergency stop button. 2. Switch off the voltage and follow the LOTO procedure. (Refer to the section Safety precautions before acting.) 3. Loosen clamps (1). 4.
  • Page 113 Instruction book Oil and oil filter change Figure 28: Oil system Reference Description Oil filter Filler plug Sight glass Manual drain plug Procedure 1. Run the compressor until warm. 2. Stop the compressor. 3. Press the emergency stop button. 4. Switch off the voltage and follow the LOTO procedure (Lock Out - Tag Out). Refer to the section Safety precautions before acting.
  • Page 114 Instruction book 10. Fit plug Dmo(p) on the pump cover. 11. Remove the oil filters (OF). Clean the filter seats, oil the gaskets on the new filters and screw the filters into place until the gaskets contact the seats. Then tighten by hand. Push and turn the oil filters a quarter turn to remove the oil filters.
  • Page 115 Instruction book Figure 29: Cooler block Reference Description Aftercooler Intercooler Oil cooler Keep the coolers clean to ensure cooling efficiency. 9829 3342 32-01...
  • Page 116 Instruction book Problem solving WARNING To perform maintenance, repair, or adjustment: Press the stop button and wait for the compressor to stop completely. • Press the emergency stop button and turn off the power. • Close the air outlet valve and lock it, if necessary. •...
  • Page 117 Instruction book Control panel Figure 30: Control panel Faults and remedies Condition Fault Remedy Compressor starts running, Pressure in air net is above pre- Compressor will load when but does not load after a delay set loading pressure pressure in air net drops to pre- time set loading pressure Loading solenoid valve...
  • Page 118 Instruction book Venting lines not/badly Check and correct Assembled Only on IC drain: intercooler Check and correct. condensate check valve defect/dirty/wrongly assembled Solenoid valve defect/dirty Check and correct Manually operated solenoid Set valve to automatic operation Valve Level sensor defect/dirty Clean sensor or replace as necessary Drain continuously discharges...
  • Page 119 Instruction book Technical data Readings on display NOTICE Compressor readings are valid only when operating under reference conditions. Refer to the section Reference conditions for more information. NOTICE On compressors equipped with a Quincy Touch controller, the main screen shows the actual outlet pressure and status of the compressor. The arrow down key allows the operator to call up other information such as actually measured pressures and temperatures.
  • Page 120 15 ˚C 59 ˚F Motor shaft 2950 rpm for QOF 100 VSD (W) 8.6 bar 3400 rpm for QOF 125 VSD (W) 8.6 bar 2650 rpm for QOF 100 VSD (W) 10.4 bar 2135 rpm for QOF 125 VSD (W) 10.4 bar...
  • Page 121 Instruction book Limitations CAUTION Be aware of the limits of the system or application, and do not exceed them. NOTICE Operating conditions shall not be changed without a formal reassessment of the design and safety implications, carried out by the user in cooperation with the supplier.
  • Page 122 Oil quantity in the lubrication system of the compressor Compressor type Quantity 30 l 1.06 cu.ft 6.60 Imp gal QOF 100 VSD W, QOF 125 VSD W 7.93 Us gal 30 l 1.06 cu.ft 6.60 Imp gal QOF 100 VSD, QOF 125 VSD 7.93 Us gal...
  • Page 123 Instruction book This page has been intentionally left blank. 9829 3342 32-01...
  • Page 124 Performance You Demand. Reliability You Trust. www.quincycompressor.com...

This manual is also suitable for:

Qof 125 vsdQof 100 vsd wQof 125 vsd w