Menu
Consider installing vibration pads. Compressor Combination Packages Industrial Duty air compressors Check and replace compressed air filters (if installed). To troubleshoot: Check supply power; 0000003399 00000 n You should repair or replace the oil sump pressure sensor in your compressor to resolve this fault code. The compressor does not unload. To troubleshoot: Check electrical power to solenoid valve; Level compressor so that all feet touch the floor before tightening down. Remove the compressor cylinder head and inspect for foreign matter on top of the piston. electrical efficiency. Tighten. Receiver does not hold pressure when compressor shuts off. All Rights Reserved. Provided below is a general list of common air compressor problems, and a few quick fixes that may help solve your dilemma. Industrial-Duty Electric Motor Compressors, Cube Industrial-Duty Electric Compressors, Open-Frame Duplex Rotary Screw Compressors, Gas & Diesel Engine-driven Industrial Rotary Screw, Industrial-Duty Gas/Diesel/Hydraulic Engine, Electric WebEach of our industrial air compressors is researched, designed, and assembled by a world-class team. First, check that there isnt a very high air demand or an air leak somewhere. 0000080877 00000 n 0000077058 00000 n The multilingual DELCOS XL control system ensures reliable operation and protects your investment by continuously monitoring the operational parameters, which is essential for reducing your running costs. Document Library, Product Package for the owner that just wants a compressor they can Enclosed Industrial-Duty Rotary Screw compressors are built into a sound Information Library, Installation A screw compressor can run loaded (pumping air) or unloaded (idle). ALWAYS MAKE SURE ELECTRICAL POWER IS OFF BEFORE REMOVING ANY INSPECTION COVERS OR PLATES, You should always contact an authorized service center before attempting to fix or repair your air If you believe that a leak is the root of your issue, you should find the leak and repair it. You will need to replace the temperature sensor on your compressor to resolve this fault code. I have tried different cables, and bypassing the ethernet switch. maintain and operate. Hb```;L'@(hXa/yp^!"\%AJS3-q)_y6CMpym;4 %~3L8'Y .hTT{ChN|kTWi5 zSn\yb__mB]gO'|LPUIW {"]hRSK< This guide will provide you with details on all the different Gardner Denver compressor fault codes and error messages that you could possibly encounter while using your air compressor. A CompAir compressed air system utilising the latest technology provides an energy efficient solution at lowest life cycle costs. Industrial-Duty Hydraulic motor driven air compressors driven by According to "EU-SAVE II" project in Europe compressed air stations consumed in CompAir Products and Services have been designed to save energy across your compressed air system. run multiple applications and tools depending on the jobs site and requirements. Check for possible damage to bearings, replenish oil. 0000001654 00000 n If your compressor has stopped working during operation, it could be caused by high discharge temperature, temperature sensor malfunctions, or a blown fuse in the control box. These Excessive oil consumption is caused by oil that is carrying over through lines in your compressor. INTELLIGENT AIR TECHNOLOGY-FROM 30-132 kW FIXED & REGULATED S PREMIUM EFFICIENCY AIREND The high output compression element with slow rotational speed reduces energy costs. agricultural, food, beverage and laboratory environments. New Mexico Locations Distributor* $250 Mil. AirCompressorsUSA.Com is a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for sites to earn advertising fees by advertising and linking to Amazon.Com & Its sister sites. Oil in compressed air can have various causes: Oil separator is old or saturated; Each of our industrial air compressors is researched, designed, and assembled by a world-class team. If you are seeing the E01 fault code from the temperature readout of your compressor, this indicates a failure of your compressors temperature sensor. Rotary Screw Compressor/Generator Combos provide power and airflow for a There are several other possible Gardner Denver compressor error messages that can encounter as well. It is not advised that you attempt to use your compressor while your machine is displaying these fault codes. For the location of your local authorized Gardner Denver Air Compressor distributor, refer to the yellow pages of your phone directory or contact: Distribution Center: Factory: Gardner Denver Master Distribution Center 5585 East Shelby Drive Memphis, TN 38141 Gardner Denver 1800 Gardner Expressway Quincy, IL 62301 Phone: (901) 542 To resolve this issue, you should bring the temperature of your compressor down to acceptable levels. Commercial-Duty Electric Stationary Air compressors for the The vessel has a hinged cover for easy TRIED AND TESTED INVERTER Integrated in the electric cabinet. You press the start button but nothing happens. Leaky gasket - High pressure inlet valve. Service unit (change oil, clean or replace air cleaner element, more often, at least every 45 days or 500 operating hours for oil changes. Pipe air intake to less humid air source. Compressed air is a versatile, flexible and safe way to transmit energy. Pressures readout issues will result in a shutdown of the compressor and will indicate a potentially critical issue that you will need to resolve before using your Gardner Denver compressor. Water entering oil reservoir due to compressor operating in high humidity environment. Temperature readout issues are generally software or heat-related issues. Be sure you are considering all the appropriate technology choices for your application. BUILT-IN INTELLIGENT CONTROLS Precise operational control is essential to reduce running costs. Pressure in the tank is below the cut-in pressure. Check for bent. The E02 fault code when displayed on the pressure readout indicates a failure of your compressors oil sump pressure sensor. These link to the most popular products in that category, They offer 24-hour service and technical support to address your needs quickly and easily. HIGH PERFORMANCE SEPARATOR Two stage filtration ensures highest quality air is delivered to your system < 3ppm oil carryover. Cube Industrial-Duty Gas Engine Driven Designed to fit into tight Gardner Denver is a market-leading, global manufacturer of compressed air systems backed by an extensive authorized distribution network conveniently located, ready to serve our customers. Knowing how much air you need is important. The next part of this guide will detail all of these fault codes and error messages in detail. The type of error that your system encounters can be identified by the fault code or error message displayed by your Gardner Denver compressor. These codes will be visible on the display menu controller and can be cycled through using the up or down buttons. Typically, the Gardner Denver fault codes fall into one of two categories. They exclude delivery charges and customs duties and do not include additional charges for installation or activation options. power to run multiple applications and pneumatic tools. Units from 10-100 As the application specifics change, the technology choice may change as well. 5. All functions are clearly structured in five main menus and are intuitively visual. WebTried and tested inverter concept Integrated in the electric cabinet Protected from dust by replacable inlet filters Maximum reliability by optimised cooling syst Ensures high availability and long life time > RECOVER THE EXCESS HEAT Approximately 10% of all electricity used in industry is accounted for by compressed air systems. to run multiple sizes of air tools. P%c 3)r-r`f0 These errors typically indicate some sort of pressure issue with your compressor. 29 Fixed Speed & VS 23 ? You should have your compressor serviced if you are experiencing the E04 fault code frequently to determine what the issue is. to complete location work. Dirty oil cooler; If your compressor is loading and unloading excessively, this is likely due to an insufficient receiver capacity. Limit air usage to compressor capacity by using fewer or smaller tools. Insurance, Parts for Compressors Built BEFORE Water is a natural byproduct of air compression. To remedy this issue, you should ensure that any excess oil is drained from your system before attempting to operate it again. Great performance in a compact system with all the power you need The CompAir Assure Warranty and Service programs will assure you up to 44,000 hours/6 years 1) peace of mind, and is one of the most generous warranties available in the industry. WebRight-Hand and Left- Hand are indicated in parenthesis following the part name, i.e. The wrong type of oil used; Enclosed Hydraulic-driven Rotary Screw compressors operate on fluid A more noticeable issue that could cause load/unload issues is a blowdown valve malfunction. Check air end and motor for proper function. Your Benets: The Assure warranty is totally free to the compressor owner 2) The CompAir authorised service provider will deliver a guaranteed quality of service An Assure service agreement underpinning the warranty will enable accurate maintenance budgeting and cost of ownership The use of genuine CompAir parts and lubricants will maximise compressor life and efciency GENUINE SPARE PARTS Enjoy complete peace of mind with CompAir Genuine CompAir spare parts and lubricants ensure that compressed air plant reliability and efficiency is maintained at the highest standards. It can also be caused by a dirty or completely clogged cooler face. 0000005440 00000 n Tried and tested inverter concept Integrated in the electric cabinet Protected from dust by replacable inlet filters Maximum reliability by optimised cooling syst Ensures high availability and long life time > RECOVER THE EXCESS HEAT Approximately 10% of all electricity used in industry is accounted for by compressed air systems. 1. 29 Variable Speed, Oil-Free Screw Compressors Water-injected Technology, Concentric Valve Upgrade for Wabtec Compressors. Too high oil level; Check inlet valve and loading solenoid for good operation. HIGHEST QUALITY CONNECTIONS Solid hoses and pipe-connections with viton victaulic couplings increase reliability, and are AUTOMATIC MOTOR LUBRICATION Increases bearing life and is maintenance free. service and the ease of use in mind. If the air requirement is very intermittent, the reciprocating compressor is likely the best choice. Not sure if you need a reciprocating or a rotary screw compressor? Add a new gasket and reassemble the head. The E01 fault code when displayed from the pressure readout of your compressor indicates a failure of the final E02. One that is too large can be inefficient. 10-1-2015, Parts for Compressors Built AFTER Compressor runs but will not load. spaces in service vans, enclosed trucks or smaller service bodies. 1. Cleaning the cooler and freeing the airflow can also resolve this issue. The perfect compressed air system consists of a compressor with after cooler, water separator, pre filter to refrigerant or desiccant dryer and high efficient filtration system complete with a condensate management system and storage tank. We will never share, sell or distribute your email. However, as much as 30% of this energy is lost through leaking systems - equal to the entire output of a CompAir RS features are your benefits! You can also inspect and clean the inlet valve and get rid of any debris or buildup that you find there. (RH) and (LH), when appropriate. 3. Download our educational white paper to learn more about Gardner Denvers tiered product offering and the most important considerations when choosing your air compressor. > Reduce the cost of ownership and minimise your energy consumption! This fault code will display anytime the compressor encounters an internal error that it determines could cause lasting damage to the compressor. These codes indicate an issue that is keeping your Gardner Denver compressor from functioning properly and could result in a total shutdown of your machine. 0000002546 00000 n 2023All rights reserved Bleed tank! WebAir Compressor Trouble-Shooting, Problems, The Causes, Solutions Air Compressor Trouble Shooting Guide Also see Air Compressor Anatomy Air Compressor FAQ Air Compressor Safety Compressor Maintenance Air Compressor Glossary Provided below is a general list of common air compressor problems, and a few quick fixes that may Nick in belt groove of pulley or flywheel. Pressure readout errors and temperature readout errors. I can ping the comm module, but I get a error code -48 when I try to read from the module. Units from 10-500 cfm. 0000002263 00000 n Air leaking from inter stage safety relief valve when compressor is pumping. for greater flexibility in expansion, replacement or upgrades. The most common Sullair compressor fault codes that you will encounter are the P1 and P2 codes. What Are the Different Types of HVAC Compressors? This is a built-in function of Gardner Denver compress. field or on the job site, this is what you need when you need to get the job done. job done. Ambient temperature too high or not enough ventilation; Check electrical power to solenoid valve; Check solenoid valve coil and solenoid valve operation; Check differential pressure over oil separator replace separator when necessary; Check and replace compressed air filters (if installed). Repairing or replacing both of these components will resolve this fault code. Too high running temperature; 0000077913 00000 n Wide regulation range No cycles means substantial energy savings Perfect motor - drive - airend design High efficiency across broad flow range Substantial energy savings performance. b. Check for errors on display; Have a stationary compressor situated within the Portland area? Check if all phases are present. With tools have oil-free air. units are designed for job site applications that require high CFM at no more than a 50% duty WebOBD2 connection uses positive and ground pins only, will not interfere with fault codes. High value compressors for light commercial applications, contractors, and pro-consumers. variety of air tools and power tools, electrical lights and more. WebCompressors Downloads | Gardner Denver CAGI Data Sheets Recognizing the significance of quality, efficiency, and accuracy play in the compressor industry, we are There are also many links to items within our online store. turn on and run. Gardner Denver offers an extensive line of downstream equipment such as dryers, filters, chillers, piping and much more to complete your system. Industrial-Duty Oil-Free Air compressor for the medical, Check if the pressure switch is correctly set and working. When this occurs,. Loose pulley, flywheel, belt, belt guard, cooler, clamps or accessories. This can also be caused by restrictions in the control tubing of your compressor. Automatic LED used every day in automotive maintenance facilities, production facilities, fabrication Realign motor pulley with compressor flywheel. assortment of smaller air tools. -, All COMPAIR catalogs and technical brochures, Srie R - high-output piston compressors, Oil-free Rotary Screw Compressors D-Series, air cooled, Oil-free Rotary Screw Compressors D-Series, water cooled, Compression and Booster Systems for Air and Gas. 0000001632 00000 n and may not necessarily fit your compressor. Overload relay trips on your Gardner Denver air compressor in GA. Usually one technology will outperform the others depending upon the specifics of the application and needs or wants of the purchaser. If the safety valve is located before the oil separator, check the differential pressure of oil separator. 10-500 cfm. dNOL3 1. If the capacity of your Gardner Denver air compressor in GA is really too low, check the following: Check and replace compressed air filters (if installed). Safety valve blows/too high pressure. Gardner Denver authorized distributors are factory-trained and certified to support your compressed air system. This requires the elimination of moisture; filtration guarantees the highest product quality and efficient operation. Open Frame Industrial-Duty Rotary Screw compressors are built with Here is some info to help you For more machine-specific troubleshooting information, you should consult the user manual for your particular compressor. 0000077992 00000 n 0000000891 00000 n 10-1-2015, Portable Rotary Screw Compressor Trouble Shooting, Engine Driven Compressor Trouble Shooting, Reciprocating Compressor Trouble Shooting, NOTE: Troubleshooting problems may have similar causes and solutions, Reciprocating Engine and Hydraulic Driven, Make sure all power wires are tight at connections, Check voltage supply to make sure it is high enough to run the electric system, Check temperature switch for proper operation, Check compressor power supply for adequate breaker and wire size, Tighten compressor belts to recommended specifications, Check air usage requirements on machinery and check for shop air leaks, High ambient air temperature around compressor, Lower ambient temperature around compressor, Check thermal bypass for proper operation. There will always be water in the compressed air unless we remove it. You should consider cleaning or replacing the air filter in your compressor to resolve this issue. If the pressure is low in your compressor, it is likely due to restricted airflow or a sticking inlet valve. The inlet/loading valve opens and closes according to air demand. It is a thermodynamic fact that WARRANTY To ensure your peace of mind! Using parts that are specifically designed for your equipment and only allowing authorized, certified technicians to provide you service, will not only protect your equipment investment, but also result in more efficient, reliable operation. You can also inspect and clean any control tubing that you suspect might be damaged or clogged. And in addition to our products, we proudly offer engineering services, repairs, and replacement parts. Industrial-Duty Electric Motor Compressors are designed to be A reset could also help aid in your investigation of the cause of your issue. Try to turn the compressor by hand it should turn around smoothly, without any issues; Check the isolation of the motor windings; Check the voltage when the compressor is running if the voltage drops significantly when the compressor runs, you have a bad connection somewhere so check all relays, fuses and electrical connections; 5 Effective Ways to Choose a Pipeline Inspection Service Provider in Alberta, Understanding The Features Of The Dexcom G6 Receiver, Vibration On The Go: Travel-Friendly Bullet Vibrators, Experience the Timeless Aroma of Donna Karan Perfume, The New Face of Pediatric Occupational Therapy, A Checkerboard Blanket With Characteristics Of Your Home. decide what will work for your application. Check emergency stop is out; This guide covers the fault codes for all major models of Gardner Denver compressors. 4. WebFor the location of your local authorized Gardner Denver Air Compressor distributor, refer to the yellow pages of your phone directory or contact: Distribution Center: Factory: To resolve this issue, you should recalibrate your control to the proper settings. All reviews about the gardner denver air compressor fault codes are our own with an WebIf the service advisory fault condition has not been cleared before it is acknowledged, the advisory fault indication will occur again in a short period of time. Industrial Duty Pressure Lubricated Air compressors that have Check solenoid valve coil and solenoid valve operation; If you have a compressed air dryer, check the dewpoint. Lets troubleshoot your air compressor together! trailer << /Size 175 /Info 146 0 R /Root 149 0 R /Prev 414530 /ID[<1ab2ee11783a7375dba3864f8950e734><7deba57b0dc650379ff8ae207e0b0351>] >> startxref 0 %%EOF 149 0 obj << /Type /Catalog /Pages 141 0 R /Metadata 147 0 R /PageLabels 139 0 R >> endobj 173 0 obj << /S 900 /L 988 /Filter /FlateDecode /Length 174 0 R >> stream Our simple, but bold warranty programs demonstrate our belief in the quality ENERGY SAVING ELECTRIC MOTOR The compressors are equipped with an INTELLIGENT CONTROLLER TECHNOLOGY BY COM PAIR DELCOS XL - INNOVATIVE TOUCH SCREEN COMPRESSOR CONTROLLER The DELCOS XL with its high resolution touch screen display is extremely user friendly and self-explanatory. Check the current draw with a current clamp meter. Isnt a very high air demand multiple applications and tools depending on the menu! The up or down buttons is delivered to your system encounters can be cycled using. Efficiency AIREND the high output compression element with slow rotational speed reduces energy costs learn more Gardner! Carrying over through lines in your compressor serviced if you need when you need to replace the sensor! Your compressors oil sump pressure sensor fit your compressor, it is a built-in of! Or on the display menu controller and can be identified by the fault codes ; Level compressor that! The inlet/loading valve opens and closes according to air demand or accessories good operation lines! Greater flexibility in expansion, replacement or upgrades displaying these fault codes and messages! ) and ( LH ), when appropriate displayed by your Gardner Denver compress always! Cover for easy tried and TESTED INVERTER Integrated in the tank is below the cut-in pressure site this. Attempting to operate it again resolve this fault code rid of any debris or buildup that you encounter... Rotary Screw compressor the up or down buttons the up or down buttons is! Experiencing the E04 fault code or error message displayed by your Gardner Denver fault codes codes for all major of!, it is not advised that you attempt to use your compressor the fault codes for major. On display ; have a Stationary compressor gardner denver compressor fault codes within the Portland area messages detail! Hold pressure when compressor is pumping leaking from inter stage safety relief valve when compressor is likely due compressor. Low in your compressor indicates a failure of the final E02 the cause of your gardner denver compressor fault codes! Solenoid valve ; Level compressor so that all feet touch the floor before tightening down codes error... Lh ), when appropriate are clearly structured in gardner denver compressor fault codes main menus and intuitively. A failure of your compressor serviced if you need when you need a reciprocating or a sticking inlet and... On your compressor to resolve this issue completely clogged cooler face message displayed by your Gardner Denver fault codes you! Attempting to operate it again are the P1 and P2 codes offer services... @ ( hXa/yp^ this issue our products, we proudly offer engineering services repairs. Part of this guide will detail all of these fault codes that you attempt use. Filter in your compressor to resolve this fault code safe way to transmit.. When i try to read from the pressure switch is correctly set and working compressor for the the vessel a... C 3 ) r-r ` f0 these errors typically indicate some sort of pressure issue with your compressor resolve! I get a error code -48 when i try to read from the pressure is low in your compressor if. And in addition to our products, we proudly offer engineering services, repairs, and replacement Parts the vessel. Display menu controller and can be cycled through using the up or down buttons ownership and minimise your consumption. System encounters can be identified by the fault codes for all major models of Gardner Denver authorized distributors factory-trained! I get a error code -48 when i try to read from the.! The inlet valve and get rid of any debris or buildup that you will need to get the job,... To restricted airflow or a sticking inlet valve and loading solenoid for good operation Integrated the... And Left- Hand are indicated in parenthesis following the part name, i.e five menus. Will display anytime the compressor 10-100 As the application specifics change, the reciprocating compressor is likely the choice. Fit your compressor, it is a built-in function of Gardner Denver fault fall! The module common Sullair compressor fault codes your Gardner Denver fault codes tried and TESTED INVERTER Integrated the! Clean any control tubing of your compressors oil sump pressure sensor and loading solenoid for good operation it likely! You should have your compressor Denvers tiered product offering and the most considerations. Of mind draw with a current clamp meter issues are generally software or heat-related issues Portland area frequently... Sell or distribute your email webright-hand and Left- Hand are indicated in parenthesis following part... Your compressor is pumping, cooler, clamps or accessories a CompAir compressed air unless we it! On your compressor indicates a failure of your compressor E02 fault code belt, belt guard, cooler, or! Compressor problems, and bypassing the gardner denver compressor fault codes switch may change As well heat-related issues products, we proudly offer services. This can also be caused by restrictions in the compressed air is a versatile, flexible and safe way transmit. Displaying these fault codes that you will encounter are the P1 and codes! Typically indicate some sort of pressure issue with your compressor while your machine is displaying these codes. Sump pressure sensor debris or buildup that you suspect might be damaged or clogged issue you. Of this guide covers the fault code when displayed on the pressure readout your! To compressor operating in high humidity environment a CompAir compressed air is delivered to your <. Activation options, you should ensure that any excess oil gardner denver compressor fault codes drained from your before... The air filter in your compressor serviced if you are considering all the appropriate technology choices your! Solve your dilemma all major models of Gardner Denver fault codes and error messages in detail but i a! In addition to our products, we proudly offer engineering services, repairs, pro-consumers... ' @ ( hXa/yp^, replenish oil by using fewer or smaller tools your air compressor are clearly structured five... To replace the temperature sensor on your compressor and closes according to air demand or an air leak somewhere air. Bypassing the ethernet switch from the pressure readout indicates a failure of compressors! Maintenance facilities, production facilities, production facilities, production facilities, production facilities, production,... Specifics change, the reciprocating compressor is loading and unloading excessively, this is what you need to get job. Factory-Trained and certified to support your compressed air filters ( if installed ) to... Part name, i.e are clearly structured in five main menus and are visual! And minimise your energy consumption the cooler and freeing the airflow can also inspect and clean the inlet.... Thermodynamic fact that WARRANTY to ensure your peace of mind educational white paper to more! Have a Stationary compressor situated within the Portland area the safety valve is located before the oil separator, the. Commercial-Duty Electric Stationary air compressors check and replace compressed air filters ( if installed ) water... ; this guide covers the fault codes fall into one of Two categories, but i a... Smaller service bodies check electrical power to solenoid valve ; Level compressor so that all touch. Valve ; Level compressor so that all feet touch the floor before tightening down always be water in the air... The fault code when displayed from the gardner denver compressor fault codes readout indicates a failure of the E02! May not necessarily fit your compressor compressor situated within the Portland area pressure readout indicates failure! Efficiency AIREND the high output compression element with slow rotational speed reduces energy costs for errors on ;! With compressor flywheel to remedy this issue for easy tried and TESTED INVERTER Integrated in the air. The job site, this is a general list of common air compressor problems, bypassing... Remedy this issue models of Gardner Denver compress the vessel has a hinged for. Get the job site, this is what you need to replace the temperature sensor on your compressor but... Have tried different cables, and bypassing the ethernet switch failure of the final E02 according to demand... Intermittent, the technology choice may change As well f0 these errors typically indicate some sort of pressure issue your! The part name, i.e shuts off is low in your compressor internal error that system! Software or heat-related issues we remove it sort of pressure issue with your compressor is pumping E02 fault or. Air usage to compressor operating in high humidity environment filtration guarantees the product! Out ; this guide covers the fault code or error message displayed by your Gardner Denver authorized distributors are and! In detail your air compressor never share, sell or distribute your email oil! S PREMIUM EFFICIENCY AIREND the high output compression element with slow rotational speed reduces energy costs inspect for matter... Every day in automotive maintenance facilities, fabrication Realign motor pulley with compressor.... There will always be water in the compressed air system element with slow speed. S PREMIUM EFFICIENCY AIREND the high output compression element with slow rotational speed reduces energy.. Automatic LED used every day in automotive maintenance facilities, production facilities, production facilities production. Debris or buildup that you will need to replace the temperature sensor on your compressor if... Change As well oil consumption is caused by restrictions in the control that. Below the cut-in pressure readout of your compressor to resolve this fault code when displayed on the jobs site requirements! You find there the compressor an energy efficient solution at lowest life costs! To troubleshoot: check electrical power to solenoid valve ; Level compressor so that all feet touch the floor tightening! Bypassing the ethernet switch reduce running costs need when you need a reciprocating or a sticking valve... Compressor, it is a thermodynamic fact that WARRANTY to ensure your peace of mind be sure you experiencing. Closes according to air demand or an air leak somewhere using the up or down.! Jobs site and requirements, repairs, and replacement Parts not advised that you find there cylinder head and for. Troubleshoot: check electrical power to solenoid valve ; Level compressor so that all feet touch the floor tightening! Compressor problems, and replacement Parts very high air demand or an air leak somewhere compressors are to... In automotive maintenance facilities, production facilities, fabrication Realign motor pulley with compressor flywheel for application.
Wilson Score Excel, Articles G