Quincy Compressor QSI Series Instruction Manual
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Quincy Compressor QSI Series Instruction Manual

Quincy Compressor QSI Series Instruction Manual

Fixed speed rotary screw air compressors
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THIS PRODUCT CAN EXPOSE YOU TO CHEMICALS INCLUDING LEAD,
WHICH IS KNOWN TO THE STATE OF CALIFORNIA TO CAUSE CANCER
AND BIRTH DEFECTS OR OTHER REPRODUCTIVE HARM. FOR MORE
INFORMATION GO TO WWW.P65WARNINGS.CA.GOV
QSI Series
Fixed Speed Rotary Screw Air Compressors
This manual contains important safety 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.
Instruction Manual
Manual No. 2012203803
August 2018 Edition

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Summary of Contents for Quincy Compressor QSI Series

  • Page 1 QSI Series Fixed Speed Rotary Screw Air Compressors Instruction Manual This manual contains important safety 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.

  • Page 3: Section I - General

    Section I - General Standard Warranty Quincy Compressor Division Industrial Screw Products - Rotary Screw Air Compressors ® Seller’s sole obligation on this warranty shall be, at its Seller warrants products of its own manufacture against option, to repair, replace or refund the purchase price of defects in workmanship and materials under normal use any product or part thereof which proves to be defective.

  • Page 4: Safety Alert Symbols

    DANGER! Air from this compressor will cause severe injury or death if used for breathing or food processing. Air used for these processes must meet OSHA29CFR1910 OR FDA21XDE178.3570 regulations. Quincy Compressor-QSI ®...
  • Page 5 • Do not change the pressure setting of the pressure relief valve, restrict the function of the pressure relief valve, or replace the pressure relief valve with a plug. NOTICE! Every effort has been taken to ensure complete and correct instructions have been included in this Quincy Compressor-QSI ®...
  • Page 6 Section I - General Serial/Model Identification Plate manual, however, possible product updates and changes may have occurred since this printing. Quincy Compressor reserves the right to change specifications without incurring any obligation for equipment previously or subsequently sold. Not responsible for typographical errors.

  • Page 7: Model Identification

    Section I - General MODEL IDENTIFICATION Quincy Compressor-QSI ®...

  • Page 8: Section Ii - Description

    The compressed air is then discharged into the air/fluid reservoir. There are four complete compression cycles for each complete rotation of the male rotor. INLET PORT CYLINDER MALE ROTOR FEMALE ROTOR DISCHARGE PORT A) INTAKE B) COMPRESSION C) DISCHARGE Figure 2-1. Compression Cycle Quincy Compressor-QSI ®...
  • Page 9 A combination moisture separator and water trap is pro- charge temperature at the compressor of approximately vided for collecting and expelling water to the customer’s 180°F. drain. Quincy Compressor-QSI ®...
  • Page 10 The inlet valve is held in a closed position preventing the intake of air into the compressor and serving as a check valve preventing reverse air/fluid flow through the inlet valve and air filter. Quincy Compressor-QSI ®...
  • Page 11 Again, working with the stan- dard Auto-Dual control, the second machine would time out and turn itself off after the demand dropped. Quincy Compressor-QSI ®...
  • Page 12 These sensors are set to trip at approximately 225°F. The sensors are nonadjustable. The QSI series compressors utilize 460V incoming power through an across-the-line magnetic starter. A trans- former in the control panel reduces this voltage to 120 VAC for the various controls on the unit.
  • Page 13 It is used to determine separa- tor element change intervals. Air Intake Filter Service Light This indicator signals when the filter element needs to be cleaned or replaced. Quincy Compressor-QSI ®...

  • Page 14: Section Iii - Installation

    Read the compressor nameplate to be sure the compressor is the model and size ordered and that optionally ordered items are included. Check the reservoir and pressure relief valves to be sure they are adequate for the pressure at which you intend to operate. Quincy Compressor-QSI ®...
  • Page 15 ABS pipe or rubber hose in a compressed air system. operating temperatures may be required. Piping Fit-up Care must be taken to avoid assembling the piping in a strain with the compressor. Piping should line up without Quincy Compressor-QSI ®...
  • Page 16 All mechanical action or motion is hazardous in vary- ing degrees and needs to be guarded. Guarding shall comply with OSHA Safety and Health Standards 29 CFR 1910.219 in OSHA manual 2206 (revised 11/07/1978) and any state or local codes. Quincy Compressor-QSI ®...

  • Page 17: Water And Sewer Facilities At The Installation Site

    Check the fan rotation at the same time the compressor rotation is being checked. Fan airflow should be outward, NOTICE! that is, pushing the air through the coolers. The water temperature regulating valve is located in the discharge water line. Quincy Compressor-QSI ®...

  • Page 18: Prior To Starting

    • Water-cooled models - Check inlet and discharge • Check fluid level in the air/fluid reservoir. See Sec- water piping for proper connections. tion VII - Compressor Fluids. • Check the fan and fan mounting for tightness. Quincy Compressor-QSI ®...

  • Page 19: Stopping The Compressor

    NOTICE! Close the service valve when the compressor is not being used to prevent the system’s air pres- sure from leaking back into the compressor if the check valve leaks or fails. Quincy Compressor-QSI ®...

  • Page 20: Control Panel

    Scroll keys Keys to scroll through the menu. Stop button Button to stop the compressor. LED (7) goes out. Start button Button to start the compressor. LED (7) lights up indicating that the Q-Control regulator is operative. Quincy Compressor-QSI ®...

  • Page 21: Icon Used

    Remote start / stop Network control Automatic restart after voltage Automatic restart after voltage failure is active failure Week timer Week timer is active Active protection functions Emergency stop Shutdown Warning Service Service required Operating mode Power$ync Quincy Compressor-QSI ®...
  • Page 22 ECO (shows the present state of all the six compressor slots) Input icons Icon Description Pressure temperature Digital input Special protection System icons Icon Description Compressor element (LP, HP, ...) Dryer Frequency converter Drain Filter Motor Quincy Compressor-QSI ®...
  • Page 23 Section IV - Operating Procedures Failure expansion module Network problem General alarm Input icons Icon Description Inputs Outputs Alarms (Warnings, shutdowns) Counters Test Settings Service Event history (saved data) Access key / User password Network Setpoint Info Converters Quincy Compressor-QSI ®...

  • Page 24: Main Screen

    The Main screen shows the status of the compressor operation and is the gateway to all functions implemented in the controller. The Main screen is shown automatically when the voltage is switched on and one of the keys is pushed. It is switched off automatically after a few minutes when no keys are pushed. Quincy Compressor-QSI ®...
  • Page 25 Section IV - Operating Procedures Typical Main screen, fixed speed compressors (running loaded) Text on figures Number Fixed Speed Compressor Outlet(Package Pressure) Element Outlet(Temperature) Running Hours Load(text varies upon the compressors actual condition) Menu Unload Quincy Compressor-QSI ®...
  • Page 26 Unload To unload from the compressor running loaded To activate an action button, highlight the button by using the Scroll keys and press the Enter key. To go back to the previous menu, press the Back key. Quincy Compressor-QSI ®...

  • Page 27: Calling Up Menus

    The screen shows a number of icons. Each icon indicates a menu item. By default, the Pressure Settings (Regula- tion) icon is selected. The status bar shows the name of the menu that corresponds with the selected icon. • Use the Scroll keys to select an icon. Quincy Compressor-QSI ®...

  • Page 28: Inputs Menu

    To call up information regarding the actually measured data and the status of some inputs such as the emergency stop switch. Procedure Starting from the main screen (see Main screen), • Move the cursor to the action button Menu and press the Enter key. Following screen appears: Quincy Compressor-QSI ®...
  • Page 29 Using the Scroll keys, move the cursor to the Inputs icon (see above, section Menu icon). • Press the Enter key. A screen similar to the one appears below: Text on figures Inputs Compressor outlet Element outlet Emergency stop Overload motor/fan motor Remort Start/Stop Remort Load/Unload Pressure Setting Selection Modify Quincy Compressor-QSI ®...

  • Page 30: Outputs Menu

    To call up information regarding the actual status of some outputs such as the condition of the Fan overload contact (on air cooled compressors), the Emergency stop contact, etc. Procedure Starting from the Main screen (see Main screen), • Move the cursor to the action button Menu and press the Enter key. Following screen appears: Quincy Compressor-QSI ®...
  • Page 31 Text on figures Menu Regulation • Move the cursor to the Outputs icon (see above, section Menu icon, using the Scroll keys. • Press the Enter key. A screen similar to the one appears below: Outputs Line contactor Quincy Compressor-QSI ®...

  • Page 32: Counters

    The screen shows a list of all outputs with their corresponding icons and readings. • If an input is in warning or shutdown, the original icon is replaced by the warning or shutdown icon respectively. Counters Control panel Scroll keys Enter key Back key Quincy Compressor-QSI ®...
  • Page 33 Move the cursor to the action button Menu and press the Enter key. Following screen appears: Text on figures Menu Regulation • Using the Scroll keys, move the cursor to the Counters icon (see above, section Menu icon) • Press the Enter key. Following screen appears: Quincy Compressor-QSI ®...

  • Page 34: Service Menu

    Section IV - Operating Procedures Counters Running hours Loaded hours Motor starts Load relay Module hours The screen shows a list of all counters with their actual readings. Service menu Control panel Scroll keys Enter key Back key Menu icon, Service Quincy Compressor-QSI ®...
  • Page 35 Press the Enter key. Following screen appears: Text on figures Service Overview Service plan Next service History • Scroll through the items to select the desired item and press the Enter key to see the details as explained below. Quincy Compressor-QSI ®...
  • Page 36 When a service plan interval is reached, a message will appear on the screen. After carrying out the service actions related to the indicated levels, the timers must be reset. From the Service menu above, select Service plan (3) and press Enter. Following screen appears: Quincy Compressor-QSI ®...
  • Page 37 Dependant on the operating conditions, it might be necessary to modify the service intervals. To do so, use the Scroll keys to select the value to be modified. A screen similar to the one below appears: Press the Enter key. Following screen appears: Quincy Compressor-QSI ®...

  • Page 38: Setpoint Menu

    To see the details of a completed service action (e.g. Service level, Running hours or Real time hours), use the Scroll keys to select the desired action and press the Enter key. Setpoint menu Control panel Scroll keys Enter key Back key Quincy Compressor-QSI ®...
  • Page 39 Move the cursor to the action button Menu and press the Enter key. Following screen appears: Text on figures Menu Regulation • Move the cursor to the Setpoint icon (see above, section menu icon) using the Scroll keys. • Press the Enter key. Following screen appears: Quincy Compressor-QSI ®...
  • Page 40 The upper and lower limit of the setting is shown in gray, the actual setting is shown in black. Use the ↑ or ↓ key of the Scroll keys to modify the settings as required and press the Enter key to accept. If necessary, change the other settings as required in the same way as described above. Quincy Compressor-QSI ®...

  • Page 41: Event History Menu

    The list of last shut-down and emergency stop cases is shown. • Press the Enter key to find the date, time and other data reflecting the status of the compressor when that shut- down or emergency stop occurred. Quincy Compressor-QSI ®...
  • Page 42 To display and modify a number of general settings (e.g. Time, Date, Date format, Language, units ...) and also the optional settings(e.g. PowerSync, Network...) Procedure Starting from the Main screen (see Main screen), • Move the cursor to the action button Menu and press the Enter key. Following screen appears: Quincy Compressor-QSI ®...
  • Page 43 Using the Scroll keys, move the cursor to the Settings icon (see above, section menu icon). • Press the Enter key. Move your cursor to “General” and press Enter key. The screen below on the right should appears: Quincy Compressor-QSI ®...
  • Page 44 Starting from the Main screen (see Main screen), • Move the cursor to the action button Menu and press the Enter key. In the Menu screen, move the cursor to set- tings and press Enter key again. Following screen appears: Quincy Compressor-QSI ®...
  • Page 45 Using the scroll keys, move the cursor to the Password icon(see above, section menu icon) • Press the Enter key • Select the modify button using the Scroll keys and press Enter key. Next, modify the access key as required. Quincy Compressor-QSI ®...
  • Page 46 • Using scroll keys, select CAN (highlighted in gray) by pressing the Enter key. Following screen will appear. Modify any necessary settings by selecting Modify (7) and then pressing the Enter key. To go back press back Quincy Compressor-QSI ®...
  • Page 47 Section IV - Operating Procedures key. • Using scroll keys, the submenus can be modified. • Again go back to the “Network screen” and select Ethernet. Press Enter key and following screen will appear, Quincy Compressor-QSI ®...
  • Page 48 Using the scroll keys, move the cursor to the Automatic Restarticon(see above, section menu icon) • Press the Enter key • Select the modify button using the Scroll keys and press Enter key. Next, modify the options as required. Quincy Compressor-QSI ®...
  • Page 49 Using the scroll keys, move the cursor to the Main chart icon(see above, section menu icon) • Press the Enter key • Select the modify button using the Scroll keys and press Enter key. Next, modify the options as required. Quincy Compressor-QSI ®...
  • Page 50 Section IV - Operating Procedures Info menu Control panel Scroll keys Enter key Back key Quincy Compressor-QSI ®...
  • Page 51 Move the cursor to the action button Menu and press the Enter key. Following screen appears: • Using the Scroll keys, move the cursor to the Info icon (see above, section Menu icon). • Press the Enter key. The Quincy compressors internet address appears on the screen. Quincy Compressor-QSI ®...
  • Page 52 Procedure Starting from the Main screen (see Main screen), • Move the cursor to the action button Menu and press the Enter key. Use the Scroll buttons to select the Timer icon. Text on figures Menu Regulation Quincy Compressor-QSI ®...
  • Page 53 Week Action Scheme 3 Week Action Scheme 4 • A weekly list is shown. Monday is automatically selected and highlighted in gray. Press the Enter key on the con- troller to set an action for this day. Quincy Compressor-QSI ®...
  • Page 54 A new window opens. The Modify action button is selected. Press the enter button on the controller to create an action. Monday Modify • A new pop-up window opens. Select an action from this list by using the Scroll keys on the controller. When ready press the Enter key to confirm. Quincy Compressor-QSI ®...
  • Page 55 A new window opens. The action is now visible in the first day of the week. Monday Start Save Modify • To adjust the time, use the Scroll keys on the controller and press the Enter key to confirm. Quincy Compressor-QSI ®...
  • Page 56 Scroll keys to modify the minutes. After selecting the time, press Enter key and the new time should be shown. Monday Time Save Modify • Press the Back key on the controller. The action button Modify is selected. Use the Scroll keys to select the action Save. Quincy Compressor-QSI ®...
  • Page 57 A new pop-up window opens. Use the Scroll keys on the controller to select the correct actions. Press the Enter key to confirm. Monday Are you sure? Save Modify Press the Back key to leave this window. • The action shown below is the day the action is planned. Quincy Compressor-QSI ®...
  • Page 58 A week cycle is a sequence of 10 weeks. For each week in the cycle, one of the four programmed week schemes can be chosen. • Select Week Cycle from the Week Timer menu list. Week Timer Week Action Schemes Week Cycle Status Week Timer Inactive Remaining Running Time • A list of 10 weeks is shown. Quincy Compressor-QSI ®...
  • Page 59 Press twice the Enter key on the controller to modify the first week. • A new window opens. Select the action, example: Week Action Scheme 1 Week Cycle Week 1 Week Action Scheme 1 Week Action Scheme 2 Week Action Scheme 3 Week Action Scheme 4 Modify Quincy Compressor-QSI ®...
  • Page 60 A new window opens. Select Week 1 to set the Week Timer active. Week Timer Week Week Timer Inactive Week 1 • Press the Back key on the controller to leave this window. The status shows that week 1 is active. Quincy Compressor-QSI ®...
  • Page 61 This timer is used when the week timer is set and for certain reasons the compressor must continue working, for example, 1 hour, it can be set in this screen. This timer is prior to the Week Timer action. Quincy Compressor-QSI ®...
  • Page 62 Section IV - Operating Procedures Week Timer Remaining Running Time Quincy Compressor-QSI ®...
  • Page 63 Move the cursor to the action button Menu and press the Enter key. In the Menu screen, move the cursor to set- tings and press Enter key again. Following screen appears: • Using the Scroll keys, move the cursor to the power$ync icon (see above) • Press the Enter key & following screen appears. Quincy Compressor-QSI ®...
  • Page 64 Starting from the Main screen (see Main screen), • Move the cursor to the action button Menu and press the Enter key. In the Menu screen, move the cursor to ECOi and press Enter key again. Following screen appears: Quincy Compressor-QSI ®...
  • Page 65 Remember that, once ECO is on, it is not possible to change the number of compressors. To change the number of compressor, first select the “number of compressors” option and then select the desired number using the scroll keys. Then, following the above instructions, turn ECO on. Quincy Compressor-QSI ®...
  • Page 66 (two different pressure bands, in use pressure band and digital pressure band selec- tion) on the regulation screen. These options can be modified per user choice but they should follow the general compressor pressure range. Quincy Compressor-QSI ®...
  • Page 67 Section IV - Operating Procedures • The next item is “General” . Using scroll keys select general and press the Enter key. Following window ap- pears: Quincy Compressor-QSI ®...
  • Page 68 Q-Control and needs the machine to be running in the Remote control mode. The last option is ‘’Critical Application” and this one is not going to be used on our standard products. • Next item is “Action Scheme” . Using scroll keys select action scheme and press the Enter key. Following window appears: Quincy Compressor-QSI ®...
  • Page 69 Stop button is pressed. The “local” option allows the com- pressor to follow its own installed settings and not the Master settings. Below are the screen shots: Quincy Compressor-QSI ®...
  • Page 70 . This option restarts the compressor at its previous state if the power down time is less than the maximum power down time. To get it activated, use scroll keys to select automatic restart and press the Enter key. Following window appears. Quincy Compressor-QSI ®...
  • Page 71 . It has four more sub options and they are all based on how the slave compressors would react to master settings. To select this, use scroll keys to select compressors and press the Enter key. Following window appears. Quincy Compressor-QSI ®...
  • Page 72 VSD compressor. The other VSD compressor(s) will run as fixed speed compressor(s). • On the other hand, the Manual Sequence represents a preset sequence set as per customer needs. Using scroll keys and Modify option the desired sequence can be chosen. Quincy Compressor-QSI ®...
  • Page 73 100. To do these steps, use scroll key and move cursor to counters. Press Enter key and using scroll keys select modify and then again using scroll keys the hours can be changed. Quincy Compressor-QSI ®...
  • Page 74 Third option is “Timers” . This has some specific timing based programs and they can be changed as desired. To use this, first using scroll keys move cursor to counters and then press Enter key. Following window appears: Quincy Compressor-QSI ®...
  • Page 75 The delay due to increase in pressure to start loading the next compressor. The delay due to decrease in pressure to start unloading Manual seq. Shift Down Delay the next compressor. Setting used to decide to start a stopped compressor Forced Time irrespective of the pressure algorithm. Quincy Compressor-QSI ®...
  • Page 76 To assign these groups, first group sequence has to be just 1. Then, the next group sequence would be 1-2 and so on. However, it’s possible to break the serial and set the sequence randomly depending on the customer needs. As an example, it is possible to assign 2-4-5-1-3 and so forth. Quincy Compressor-QSI ®...
  • Page 77 1. Since two Priority schemes are available, a switch over from one to the other Priority Scheme is possible (by Digital Input, Week Timer or via Display Menu). Using scroll keys and selecting modify, the appropriate scheme is chosen. Quincy Compressor-QSI ®...
  • Page 78 Section IV - Operating Procedures • Second menu item under compressor (no) is “General” . Here, separating the slave from master setting, selecting sequence group and flow can be changed. Using scroll keys and selecting modify, the following screen appears: Quincy Compressor-QSI ®...
  • Page 79 Section IV - Operating Procedures Quincy Compressor-QSI ®...
  • Page 80 Section IV - Operating Procedures • Next item is “Timers” . Using scroll keys, move cursor to timers and press Enter key. Following screen will appear: Quincy Compressor-QSI ®...
  • Page 81 Stop Reaction Time Maximum Time for the compressor to reply to a Stop command. Time between two unload requests. Unload Time • All these timers can be changed to the desired value using scroll keys and selecting modify. Quincy Compressor-QSI ®...
  • Page 82 VSD Minimum RPM Factor decision to start/load/unload and stop fixed speed and maximum speed VSD’s. VSD Zero RPM Band Factor Percentage multiplied with the ‘Minimum Speed’ to decide that the Control VSD can be considered as stopped. Quincy Compressor-QSI ®...
  • Page 83 3) Open the manual vent valve and wait for the pres- sure in the system to be completely relieved before starting service. DO NOT close the manual vent valve at any time while servicing. 4) Shut off water and depressurize system if water- cooled. Quincy Compressor-QSI ®...
  • Page 84 Inspect all tubing in the compressor package for possible leaks, or normal aging and replace with genuine Quincy Compressor parts as needed. Verify all tube fittings are tight and tubes are securely held in the fittings. Also check all nylon tubes for chaffing, cracks, and flexibility. Replace with genuine Quincy Compressor parts to insure safe operation.
  • Page 85 Unusual noise or vibration indicates a problem. fluid carryover. Larger models use two air/fluid separator Do not operate the compressor until the source elements. has been identified and corrected. Quincy Compressor-QSI ®...
  • Page 86 3) Contact the grounding staple on the separator ele- ment gasket with the ground probe of the test indica- tor. 4) Touch the top cap of the separator element with the Quincy Compressor-QSI ®...
  • Page 87 Control Line Air Filter An automatic draining control line filter is used. Drain- ing occurs only when the compressor is in the unloaded Figure 6-1. Scavenge Line Sight Glass condition. Quincy Compressor-QSI ®...
  • Page 88 With the face of the seal adapter up, insert two If your distributor does not have a copy of these instruc- small, flat screwdrivers under the outer lip of tions, they can be ordered from Quincy Compressor at no the fluid slinger and pop the slinger from the charge.
  • Page 89 Failure to install flareless tubing or fittings cor- shaft. rectly may result in the tubing coming apart under pressure. Serious injury and property • Install a new o-ring on the seal adapter and lubricate damage may result. with compressor fluid. Quincy Compressor-QSI ®...
  • Page 90 • THREAD FITTING INTO PORT AND WRENCH TIGHTEN SEAL-LOK ASSEMBLY TORQUES (IN LBS) DASH SIZE FACE SEAL 1080 1440 1680 1980 (+/-) 10 (+/-) 25 (+/-) 25 (+/-) 35 (+/-) 45 (+/-) 90 (+/-) 90 (+/-) 100 Quincy Compressor-QSI ®...
  • Page 91 (Replaces QuinSyn HP 68) QuinSyn Plus Extended life fluid. QuinSyn - PAO fluid. QuinSyn F - Food grade applications. QuinSyn IV - 4000 hour alternative fluid. A fluid tag is attached to each Quincy rotary screw Quincy Compressor-QSI ®...
  • Page 92 Relieve the pressure in Each Quincy compressor is filled at the factory with the the machine before proceeding. correct amount of one of the synthetic fluid listed in the Fluid Specifications.
  • Page 93 The fluid filter maintenance indicator may read NOTICE! high upon start up on cool mornings due to Use genuine Quincy replacement filters only. sluggish fluid creating higher than normal dif- ferential pressures. Monitor indicator after the fluid warms up. Quincy Compressor-QSI ®...
  • Page 94 • ink solvents mended that fluid samples be taken every 500 to 2000 e. Airborne dust and particles hours and sent to Quincy Compressor Fluid Analysis until f. Paper digester fumes a history of performance in a specific compressor applica- tion is established.
  • Page 95 The barium in the fluid acts as a corrosion inhibi- the reservoir. tor, therefore we have set low limits for this additive (see page 42 for limits). Quincy Compressor-QSI ®...
  • Page 96 Effective on orders entered on June 1, 2000 and later, is exposed to elevated temperatures for extended periods Quincy Compressor began offering our new long life of time. Fluid thermostat temperature settings can be synthetic fluid, QuinSyn XP. QuinSyn XP is the new...
  • Page 97 Effective on orders entered on December 1, 2000 and QuinSyn Plus is suited for use in rotary screw air com- later, Quincy Compressor began offering our new ex- pressors operating in harsh service conditions where the tended life synthetic fluid, QuinSyn Plus. QuinSyn Plus fluid is exposed to higher temperatures for extended pe- is an optional factory fill for rotary screw compressors.
  • Page 98 Flash Point ASTM D92 495°F 455°F 514°F Fire Point ASTM D92 560°F 498°F 554°F Pour Point -76°F <-35°F -65°F Specific Gravity 60/60 0.83 0.85 0.83 Color* Water white/White Clear/Green Pale Blue *Changes to color will occur during operation. Quincy Compressor-QSI ®...
  • Page 99 QuinSyn PG from QuinSyn or QuinSyn IV. Applications Cleaning fluid for removal of varnish, dirt and oxidized fluid from compressor fluid systems. Flushing fluid when changing from other fluids to Quin- Syn fluids. Quincy Compressor-QSI ® This page updated 02/19/04.
  • Page 100 Run the machine for 300 hours and take a fluid sample. Drain compressor thoroughly while hot including all Send fluid sample to Quincy Compressor Fluid Analy- the low areas. Shut down and lockout the machine. sis to determine if further flushes are needed. Continue Detach lines and drain.
  • Page 101 Run compressor for 300 hours. compressor, excessive foam may be visible in the Take a fluid sample and send to Quincy Compressor Fluid fluid level sightglass. If this occurs, repeat the Analysis to determine if further flushing is needed. Pro- flushing procedure.
  • Page 102 Fill with QuinSyn Flush and refill with a fresh charge of new QuinSyn XP. and run machine until it reaches normal operating Send a fluid sample to Quincy Compressor Fluid temperature. Drain and refill with a fresh charge of Analysis at 200 hours.
  • Page 103 (particularly in areas like filters, coolers and piping, etc.). See your Quincy Compressor Distributor to assist in the evaluation of your compressor. NOTICE! If converting to QuinSyn F from any QuinSyn fluid contact the Quincy Service Department. Quincy Compressor-QSI ®...
  • Page 104 2300 James Savage Road Distributor ________________________________ Midland, MI 48642-6535 Sample From Reservoir Filter Sample Bottle Label Shipping Label Note: A fluid sample valve kit is available from Quincy Compressor. Contact the Service Depart- ment and ask for part number 143286. Quincy Compressor-QSI ®...
  • Page 105 Thank you for this opportunity to provide technical assistance to your company. If you have any questions about this report please contact us at 1-800-637-8628 or fax 1-517-496-2313. CC List *means this parameter not tested Accuracy of recommendations is dependant on representative fluid samples and complete correct data on both unit and fluid. Quincy Compressor-QSI ®...
  • Page 106 See Fluid Parameters on g) SERIAL NUMBER - The unit serial number of the pages 42-43. Quincy compressor the fluid sample was taken from. n) SPECTROCHEMICAL ANALYSIS - See Fluid h) MODEL NUMBER - The model number of the Parameters on pages 42-43.
  • Page 107 Plasma Emission 10-15 >15 Water Karl Fisher QuinSyn PG <2000 NOT REPORTED QuinSynXP <800 NOT REPORTED QuinSyn Plus <800 NOT REPORTED Antioxidant HPCL 95% min. NOT REPORTED (1) The fluid will be condemned based on these parameters. Quincy Compressor-QSI ®...
  • Page 108 Plasma Emission 5-10 >10 OTHER Silicon Plasma Emission 10-15 >15 Water Karl Fisher <100 >200 Particle Count Microns Hiac Royco ISO CODE X/20 Antioxidant Liquid Chromatography NOT REPORTED (1) The fluid will be condemned based on these parameters. Quincy Compressor-QSI ®...

  • Page 109: Water Temperature Regulating Valve (Water-Cooled Units Only)

    To lower the pressure, turn the screw out (counter clockwise). Maximum full load pressure is 110 PSIG for standard QSI units. Minimum full load pressure with modulation and standard controls is 75 PSIG. Quincy Compressor-QSI ®...
  • Page 110 The QSI series compressors utilize a two piece flexible element bolted to steel hubs on the com- Do not operate the unit without both coupling halves and pressor motor shafts.
  • Page 111 5) Divide measurement “A” by measurement “B”. 1) Mount the dial indicator on the compressor coupling AIREND MOTOR A = DISTANCE BETWEEN FEET B = COUPLING DIAMETER C = INDICATOR READING A/B x C = REQUIRED SHIMS Figure 8-1. Angular Misalignment-Side View Quincy Compressor-QSI ®...
  • Page 112 1) Mount the dial indicator on the compressor coupling half so that it reads from the outside surface of the Drive Coupling Specifications Model* Alignment Angular Specifications Element Bolt Element Bolt Parallel Size Torque 1000-1500 0.005” 0.010” 1/2” 70 ft/lbs. *Standard 110 PSIG models only Quincy Compressor-QSI ®...

  • Page 113: Troubleshooting

    Check motor nameplate and compare to over- Faulty High Air Temperature Switch load relay setting. Check all connections for tightness. Faulty transformer Check motor starter wiring before removing motor. Remove motor and have tested at mo- tor manufacturer repair center. Quincy Compressor-QSI ®...
  • Page 114 Check H A T switch. Contact a qualified ser- vice technician for repairs. Loose motor or starter wiring Check secondary voltage on transformer. Faulty motor Correct the situation in accordance with the instruction in the “High Discharge Air Quincy Compressor-QSI ®...
  • Page 115 Replace all panels, ensure all sealing sur- Differential pilot valve not set correctly faces and materials are satisfactory. Clean cooler, find and correct cause of con- Air pressure switch not set correctly tamination. Faulty receiver pressure gauge Quincy Compressor-QSI ®...
  • Page 116 Low fluid level in reservoir Adjust differential pilot valve to achieve desired modulation range. Cabinet panels removed Adjust air pressure switch to achieve desired cut-in and cut-out pressure. Cooler plugged Check and replace as necessary. Fluid filter plugged Quincy Compressor-QSI ®...

  • Page 117: Maintenance Schedule

    Extreme operating conditions such as high See fluid breakdown section of this trouble- compressor discharge temperatures, high ambi- shooting guide. ent temperature with high humidity and high reservoir pressure Check and clean system of all dirt, corrosion and varnish. Quincy Compressor-QSI ®...
  • Page 118 Replace fluid filter element. Faulty, incorrect or inadequate air filter Fluid breakdown Correct in accordance with the instruction in “Fluid Breakdown” section of the trouble- shooting guide. System contamination Use genuine Quincy replacement elements only. Operate compressor at recommended reservoir Quincy Compressor-QSI ®...
  • Page 119 Repair or replace as necessary. Frequent Air Cleaner Clogging: Compressor operating in highly contaminated Check all control line fittings and tubings. atmosphere Check lines before MPC valve. Air cleaner not adequate for conditions Repair or replace as necessary. Quincy Compressor-QSI ®...
  • Page 120 Adjust air pressure switch to proper setting or Faulty differential pilot valve replace switch, if faulty. Leaks in control lines Service control air line filter daily. Check piston and cylinder bore. Repair or Leaks in service lines replace as needed. Quincy Compressor-QSI ®...
  • Page 121 Drain water as needed to reduce water con- Clogged moisture separator/trap tent in fluid below 200 PPM. Installation/Application Check operation of thermostatic valve or wa- ter regulating valve. If condition continues, Faulty cooler/leaks consult Quincy service department. Quincy Compressor-QSI ®...
  • Page 122 Faulty pressure relief valve Repair or replace as necessary. Replace as necessary. Excessive Water Content In Fluid: Water drain intervals Clean or replace as required. 4Discharge temperature too low Check other compressors on same system. Replace cooler. Quincy Compressor-QSI ®...
  • Page 123 Go over unit and check all bolts for tight- ness. Change air/fluid separator. Change air filter. Lubricate motors. Test pressure relief valve for proper opera- tion. Check safety (HAT) shutdown system (Con- tact a qualified service technician) Quincy Compressor-QSI ®...

  • Page 124: Appendix A - Technical Data

    Normal Airend Discharge Temperature °F  175-195    Sound (at 1 meter) Unenclosed (AC/WC) dB(A) 82/80     Standard Cabinet (AC/WC) dB(A) 76/73     Low Sound Cabinet (AC) dB(A)     Quincy Compressor-QSI ®...
  • Page 125 Normal Airend Discharge Temperature °F  190-195    Sound (at 1 meter) Unenclosed (AC/WC) dB(A) 83/78     Standard Cabinet (AC /WC) dB(A) 76/75     Low Sound Cabinet (AC) dB(A) *data not available* Quincy Compressor-QSI ®...
  • Page 126 Normal Airend Discharge Temperature °F  175-195    Sound (at 1 meter) Unenclosed (AC/WC) dB(A) 83/83     Standard Cabinet (AC/WC) dB(A) 79/79     Low Sound Cabinet (AC) dB(A)     Quincy Compressor-QSI ®...
  • Page 127 Normal Airend Discharge Temperature °F  175-195    Sound (at 1 meter) Unenclosed (AC/WC) dB(A) 87/86     Standard Cabinet (AC/WC) dB(A) 83/80     Low Sound Cabinet (AC) dB(A)     Quincy Compressor-QSI ®...
  • Page 128 Normal Airend Discharge Temperature °F  190-195    Sound (at 1 meter) Unenclosed (AC/WC) dB(A) 87/86     Standard Cabinet (AC/WC) dB(A) 82/81     Low Sound Cabinet (AC) dB(A) *data not available* Quincy Compressor-QSI ®...
  • Page 129 Normal Airend Discharge Temperature °F  175-195    Sound (at 1 meter) Unenclosed (AC/WC) dB(A) 89/87     Standard Cabinet (AC/WC) dB(A) 87/80     Low Sound Cabinet (AC) dB(A)     Quincy Compressor-QSI ®...
  • Page 130 Typical Fluid Carryover 1.5-5   Normal Airend Discharge Temperature °F 175-195   Sound (at 1 meter) Unenclosed (AC/WC) dB(A) 89/86   Standard Cabinet (AC/WC) dB(A) 85/79   Low Sound Cabinet (AC) dB(A)   Quincy Compressor-QSI ®...
  • Page 131 Typical Fluid Carryover 1.5-5   Normal Airend Discharge Temperature °F 175-195   Sound (at 1 meter) Unenclosed (AC/WC) dB(A) 95/92   Standard Cabinet (AC/WC) dB(A) 91/84   Low Sound Cabinet (AC) dB(A)   Quincy Compressor-QSI ®...
  • Page 132 Typical Fluid Carryover 1.5-5   Normal Airend Discharge Temperature °F 175-195   Sound (at 1 meter) Unenclosed (AC/WC) dB(A) 96/92   Standard Cabinet (AC/WC) dB(A) 93/84   Low Sound Cabinet (AC) dB(A)   Quincy Compressor-QSI ®...
  • Page 133 Performance information should be noted and recorded on newly installed units so that any reduction in effectiveness can be detected. Any loss in efficiency can normally be traced to an accumulation of oil sludge, or water scale. Quincy Compressor-QSI ®...
  • Page 134 Upon completion of cleaning, be certain that all chemicals are removed from the shell side and the tube side before the heat exchanger is placed into service. *Available on C/CA Series models only. Quincy Compressor-QSI ®...
  • Page 135 Notes ____________________________________________________________________ ____________________________________________________________________ ____________________________________________________________________ ____________________________________________________________________ ____________________________________________________________________ ____________________________________________________________________ ____________________________________________________________________ ____________________________________________________________________ ____________________________________________________________________ ____________________________________________________________________ ____________________________________________________________________ ____________________________________________________________________ ____________________________________________________________________ ____________________________________________________________________ ____________________________________________________________________ ____________________________________________________________________ ____________________________________________________________________ ____________________________________________________________________ ____________________________________________________________________ ____________________________________________________________________ ____________________________________________________________________ ____________________________________________________________________ ____________________________________________________________________ ____________________________________________________________________ ____________________________________________________________________ ____________________________________________________________________ ____________________________________________________________________ ____________________________________________________________________ ____________________________________________________________________ ____________________________________________________________________ ____________________________________________________________________ ____________________________________________________________________ ____________________________________________________________________ ____________________________________________________________________ ____________________________________________________________________ Quincy Compressor-QSI ®...
  • Page 136 Notes ____________________________________________________________________ ____________________________________________________________________ ____________________________________________________________________ ____________________________________________________________________ ____________________________________________________________________ ____________________________________________________________________ ____________________________________________________________________ ____________________________________________________________________ ____________________________________________________________________ ____________________________________________________________________ ____________________________________________________________________ ____________________________________________________________________ ____________________________________________________________________ ____________________________________________________________________ ____________________________________________________________________ ____________________________________________________________________ ____________________________________________________________________ ____________________________________________________________________ ____________________________________________________________________ ____________________________________________________________________ ____________________________________________________________________ ____________________________________________________________________ ____________________________________________________________________ ____________________________________________________________________ ____________________________________________________________________ ____________________________________________________________________ ____________________________________________________________________ ____________________________________________________________________ ____________________________________________________________________ ____________________________________________________________________ ____________________________________________________________________ ____________________________________________________________________ ____________________________________________________________________ ____________________________________________________________________ ____________________________________________________________________ Quincy Compressor-QSI ®...

  • Page 137: Table Of Contents

    Icon used ................................19-22 Main screen ................................22-24 Calling up menus ..............................25 Inputs menu ................................. 26-28 Outputs menu ............................... 28-30 Counters ................................30-32 Service menu ............................... 32-36 Setpoint menu ..............................36-38 Event history menu .............................. 39-40 Quincy Compressor-QSI ®...
  • Page 138 Converting to QuinSyn ............................101 Sampling Procedures .............................. 102 Analysis Report (sample) ............................103 Understanding the Analysis Report ........................104 Fluid Parameters .............................. 105-106 Section VIII - Service Adjustments Differential Pilot Valve ............................107 Pressure Switch ............................... 107 Quincy Compressor-QSI ®...
  • Page 139 Section IX - Troubleshooting Troubleshooting ............................... 111-121 Section X - Maintenance Schedule Maintenance Schedule ............................121 Appendix A - Technical Data Technical Data ..............................122-130 Addendum 1 - QSI Logo Controller PLC Logo Controller Addendum (added 03/04) ..................... 131-132 Quincy Compressor-QSI ®...
  • Page 140 Table of Contents Quincy Compressor-QSI ®...
  • Page 141 Important Requirements for New Installation To insure a safe installation of the equipment it is important to make sure final inspection checks of the equipment are made before running for the first time. With all electrical power removed from the equipment and per OSHA requirements for lock-out and tag-out you can safely make the following inspection checks.
  • Page 142 Quincy Compressor Products: 251.937.5900 E-mail: info@quincycompressor.com © 2018 Quincy Compressor Website: www.quincycompressor.com All Rights Reserved. Litho in U.S.A.

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