Northern Industrial Tools 2 HP / 8 GALLON AIR COMPRESSOR User's Manual
Contents
1. 1 Change Air Compressor Oil Note Change oil more often if Air Compressor is used near paint spraying operations or in dusty environments Checking the Air Compressor Oil 1 Place Air Compressor on level surface The oil level should be at the red dot on the Oil Sight Glass 2 If oil level is low remove Oil Breather Cap and add enough oil to bring the oil level to the red dot on the Oil Sight Glass 3 Replace Oil Breather Cap before starting compressor Changing the Air Compressor Oil Note This compressor uses only SAE 5W 30 motor oil 1 Remove the Oil Sight Glass by turning counter clockwise with wrench Note Oil will begin to drain as Oil Sight Glass is loosened Place a funnel and oil pan in place BEFORE loosening Oil Sight Glass 2 Once Oil Sight Glass is removed tilt Air Compressor backwards to allow all of the oil to drain out of the crankcase 3 Once oil is drained replace Oil Sight Glass and securely tighten in place with a wrench Be careful not to overtighten the Oil Sight Glass as this could damage the rubber seal Place Air Compressor on level surface Remove the Oil Breather Cap Slowly pour the oil into the oil fill hole until the oil level rises to the center of the red dot on the Oil Sight Glass 7 Install the Oil Breather Cap into the oil fill hole Firmly hand tighten the Oil Breather Cap by turning clockwise O o Always inspect the tool before use and make sure it is in go2. EILA TOOLS e HP 8 GALLON AIR COMPRESSOR OPERATING MANUAL WARNING Read carefully and understand RULES FOR SAFE OPERATION and instructions before operating Failure to follow the safety rules and other basic safety precautions may result in serious personal injury Item 123007 READ ALL INSTRUCTIONS BEFORE OPERATING SAVE THESE INSTRUCTIONS Thank you for purchasing your Northern Industrial Air Compressor please read these instructions thoroughly You will need these instructions for the safety warnings precautions assembly operation and maintenance procedures A WARNING The warnings cautions and instructions discussed in this instruction manual cannot cover all possible conditions or situations that could occur It must be understood by the operator that common sense and caution are factors which cannot be built into this product but must be supplied by the operator TABLE OF CONTENTS Description Page Specifications 1 Safety Mle 2 Know Your TOOL asses 3 Getting Started sass 3 ASSOMDIY annin 3 Operati ices sete 5 Maintenance sss 6 Troubleshooting Siesta 7 Parts List and Diagram 8 SPECIFICATIONS MOOK eae eas 120V 60Hz FAP 2 Weight 66 Ibs Tank Capacity 8 Gallon Air Pressure 115 psi GE E 5 9 CFM 40
3. Screw M5x12 Current Protector Running Capacitor Screw M5x12 Bearing Oil Seal Screw M12x12 Capacitor Stand Crankcase Crankshaft Screw M8x16 Gasket Oil Breather Cap Crankcase Cover Qty N OO AB AO ADD 2 N N N AY A e Part No Description Oil Sight Glass Pan Head 6 Handle Cylinder Gasket Connecting Rod Piston Cylinder Gasket Cylinder Gasket Cylinder Gasket Elbow Exhaust Screw M8X105 Metal Air Filter Connector Cylinder Head Valve Gasket Valve Plate Assy Limit Pin Air Intake Valve Piston Pin Spring Washer Pressure Gauge Connector Nut Pressure Switch Safety Valve Regulator Air Chuck Pressure Gauge Screw M8X30 Unload Pipe Check Valve Power Cord Tank Drain Valve Rubber Feet Washer Screw M8X25 Qty panna Sm Bm S S PDP AS SB SB SB B A a AP BS A AOD ee 20 21 22 23 24 17 18 19 14 12 13 Ay WARNING Some dust created by power sanding sawing grinding and other construction activities contains chemicals known to cause cancer birth defects or other reproductive harm Some examples of these chemicals are e Lead from lead based paints e Crystalline silica from bricks cement and other masonry products e Arsenic and chromium from chemically treated lumber Your risk from these exposures v
4. motor is turned on Compressed air from the unit may contain carbon monoxide Air produced is not suitable for breathing purposes Always use a respirator when spraying paint or chemicals The air pressure switch is set at the factory for optimum performance of your equipment Never attempt to bypass or remove this switch as serious damage to equipment or personal injury could result from excessive air pressure KNOW YOUR COMPRESSOR Air Filter Handle Pressure Gauges Tank Drain Valve Figure 1 Air Compressor Handle Convenient handle allows for easy transport of your air compressor Air Regulator The air regulator controls the air flow pressure Turn regulator clockwise to increase air pressure counter clockwise to decrease air pressure Air Chuck Convenient quick disconnect air chuck allows for fast easy connection to an air hose Tank Drain Valve The Tank Drain Valve can be opened to allow moisture and compressed air to be released from the Air Tank A WARNING Tank Drain Valve should always be opened slowly to avoid damage to equipment and possible injury Air Filter This heavy duty metal air filter keeps your compressor running cleanly by filtering out impurities Oil Breather Cap As the compressor motor operates pressurized air must be released from the crank case The oil breather cap allows built up air to escape while shielding your air compressor from airborne impurities Power Switch T
5. psi eel aa 4 4 CFM 90 psi CSA Listed SAFETY RULES iF 10 11 12 13 14 Know your machine Read this manual carefully Learn the machine s applications and limitations as well as specific potential hazards peculiar to it Ground all machines If the machine is equipped with three pin plug it should be plugged into a three pin electrical socket Never remove the ground pin Avoid body contact with grounded surfaces such as pipes radiators ranges and refrigerators There is an increased risk of electric shock if your body is grounded Do not expose tool to moisture Don t use this machinery in damp or wet locations Keep out of rain Do not abuse cord Never use the cord to carry tools or pull the plug from an outlet Keep cord away from heat sharp edges or moving parts Replace damaged cords immediately Damaged cords increase the risk of electric shock Remove adjusting keys or wrenches before turning the tool on A wrench or key that is left attached to a moving part of the tool may result in personal injury Keep work area clean and well lit Cluttered or dark work areas invite accidents Keep children away All children should be kept away from the work area Never let a child handle a tool without strict adult supervision Do not operate this tool if under the influence of alcohol or drugs Read warning labels on prescriptions to determine if your judgment or reflexes are impaired while
6. aries depending on how often you do this type of work To reduce your exposure to these chemicals work in a well ventilated area and use approved personal protective equipment such as dust masks that are specially designed to filter out microscopic particles Northern Tool Equipment Co 2800 Southcross Drive West P O Box 1499 Burnsville MN55337 0499 Made in China
7. der On the down stroke air is drawn in through the valve inlet The discharge valve remains closed On the upstroke of the piston air is compressed The inlet valve closes and air is forced out through the discharge valve through the check valve and into the air tank Working air is not available until the compressor has raised the tank pressure above that required at the air service connection The air inlet filter openings must be kept clear of obstructions which could reduce air delivery of the compressor Installation and Location Locate the compressor in a clean dry and well ventilated area The compressor should be located 12 to 18 inches from walls or any other obstruction which would interfere with airflow Compressor should be loacted in a temperature controlled area between 32 and 95 fahrenhert Place the compressor on a firm level surface The compressor is designed with heat dissipation fins which allow for proper cooling Keep the fins and all other parts which collect dust or dirt clean A clean compressor runs cooler and provides longer service Do not place rags containers or other material on top of the compressor Connecting to Power Source This air compressor is designed to operate on a properly grounded 120 volt 60Hz single phase alternating current ac power source with a fused 20 amp time delayed fuse or circuit breaker It is recommended that a qualified electrician verify the ACTUAL VOLTAGE at the r
8. eceptacle into which the unit will be plugged and confirm that the receptacle is properly fused and grounded The use of the proper circuit size can eliminate nuisance circuit breaker tripping while operating your air compressor Extension Cords For optimum Air Compressor performance an extension cord should not be used unless absolutely necessary If necessary care must be taken in selecting an extension cord appropriate for use with your specific Air Compressor Select a properly grounded extension cord which will mate directly with the power source receptacle and the Air Compressor power cord without the use of adapters Make certain that the extension cord is properly wired and in good electrical condition Maximum length of extension cord should be 50 feet Minimum wire size of extension cord should be 12 gauge Attaching an Air Hose Your Air Compressor is supplied with a 1 4 Quick Disconnect Air Chuck Once you have correctly installed the Air Chuck See Installing the Air Chuck on p 4 your compressor will be ready to accept air hoses equipped with 1 4 male air couplers Note Use only air hoses rated for use with 115psi air pressure or higher To install an air hose equipped with a 1 4 male coupler 1 Pull back on Air Chuck outer sleeve to allow coupler to be fully inserted into Air Chuck 2 Insert coupler into Air Chuck 3 Release outer sleeve of Air Chuck 4 Verify that air hose is securely connected to Ai
9. ectly If in doubt the part should be repaired Refer all servicing to a qualified technician Consult your dealer for advice Keep away from flammables Do not attempt to operate this tool near flammable materials or combustibles Failure to comply may cause serious injury or death Store idle tools out of the reach of children and untrained persons Tools may be dangerous in the hands of untrained users Maintain tools with care Keep tools sharp and clean Properly maintained tools with sharp cutting edges are less likely to bind and are easier to control Never exceed the pressure rating of any component in system Protect material and air lines from damage or puncture Keep hose and power cable away from sharp objects moisture chemicals oil etc Check condition of hoses before each use Do not use a damaged hose If hose is damaged replace immediately Read understand and comply with all warning labels on unit Drain tank of moisture after each use If Compressor is not to be used for extended periods of time leave tank drain valve open to allow moisture to completely drain from tank Do not tamper with Safety Valve The Safety Valve is factory set for your model air compressor Any user adjustments to Safety Valve will automatically void warranty Air compressors get hot while in operation NEVER touch the motor discharge tubing or compressor pump while in operation The Compressor operates automatically while the
10. he red tipped power switch turns the air compressor on and off When switch is pulled up compressor is turned ON When switch is pulled down compressor is turned OFF Note Always make sure that compressor Power Switch is in the OFF position before performing any maintenance or plugging the compressor into a power supply Pressure Gauges These dual gauges indicate the amount of air pressure built up in the air tank as well as the air pressure being delivered to the air chuck Safety Valve The Safety Valve device relieves pressure from the Air Tank in the event of excessive pressure build up The Safety Valve is preset at factory Do not attempt to make any adjustments to the Safety Valve Periodically pull ring on the Safety Valve end to check that it is working properly Air Tank Powder coated steel tank with a 8 gallon capacity stores the compressed air until it is needed GETTING STARTED Before operating your tool check the contents of the box to make sure you have everything you will need Items included in the box Air Compressor Air Filter Oil Breather Cap Bottle of Oil Wheels 2 Mounting Hardware for Wheels Owner s Manual ASSEMBLY NOTE Before performing any assembly or maintenance make sure compressor is turned off and unplugged from the power supply Installing the Wheels 1 Locate the wheels hex bolts washers and wheel nuts 2 Insert hex bolt through center hole in wheel rim 3 I
11. ir Chuck Installing the Air Filter The metal Air Filter is installed into the threaded port of the cylinder head 1 Thread the Air Filter into the Cylinder Head by turning the Air Filter clockwise 2 Securely tighten the Air Filter in place with a wrench See Figure 5 Figure 5 Installing the Air Filter Note DO NOT over tighten Air Filter OPERATION BEFORE OPERATING YOUR NEW AIR COMPRESSOR please check the following points carefully 1 Check that all nuts and bolts are secure 2 Make sure oil has been properly added to compressor See Installing Oil and Oil Breather Cap section Initial Start Up Procedure 1 Open the Air Tank Drain Valve to permit air to escape preventing air pressure buildup in the air tank 2 Run the compressor for a minimum of 20 minutes in this no load position to lubricate the piston and bearings 3 Close Air Tank Drain Valve Your compressor is ready for use Depending on the CFM draw of the tools being operated your new Air Compressor can be used for operating paint sprayers air tools grease guns airbrushes caulking guns abrasive blasters tire amp plastic toy inflation spraying weed killer and insecticides etc Proper adjustment of the Air Pressure Regulator is necessary for all of these operations Refer to the air pressure specifications provided with the tool you are using General Overview To compress air the piston moves up and down in the cylin
12. nsert the hex bolt with wheel in place through the hole located in the lower rear of the air compressor frame 4 Slide washer onto the end of bolt which you have just pushed through the air compressor frame 5 Securely tighten bolt in place with the wheel nut 6 Repeat steps 2 through 6 for remaining wheel See Figure 2 i Figure 2 Installing the Wheels Installing the Oil and Oil Breather Cap Your air compressor is shipped without oil in the crankcase BEFORE STARTING THE AIR COMPRESSOR YOU MUST ADD OIL TO THE CRANKCASE AS DESCRIBED BELOW 1 Place compressor on level ground 2 Remove the Oil Shipping Plug from the Oil Fill hole located on the top of the crankcase cover at the rear of the air compressor 3 Slowly pour the oil into the Oil Fill hole until the oil level rises to the center of the red dot on the Oil Sight Glass Note This compressor uses only SAE 5W 30 motor oil 4 Install the Oil Breather Cap into the Oil Fill hole Firmly hand tighten the Oil Breather Cap by turning clockwise See Figure 3 Figure 3 Installing the Oil amp Oil Breather Cap Installing the Air Chuck Note The use of a sealant tape is recommended on the threads of the Air Chuck to prevent air leakage 1 Thread the Air Chuck into the Air Regulator by turning the Air Chuck clockwise 2 Securely tighten the Air Chuck in place with a wrench Note DO NOT over tighten Air Chuck Figure 4 Installing the A
13. od working condition Make sure all air vents are clear use compressed air to clean the machine where possible Check the power cable to make sure it is intact and free from cracks bare wires etc Avoid using solvents when cleaning plastic parts most plastics are susceptible to damage from the various types of commercial solvents TROUBLESHOOTING TROUBLE POSSIBLE CAUSE CORRECTIVE ACTION Compressor Won t Start 1 Blown Fuse or Circuit Breaker Tripped 1 Replace or Reset Fuse Circuit Breaker 2 Loose Electrical Connections 2 Check Wiring Connections Low Pressure 1 Restricted Air Filter 1 Replace Air Filter 2 Defective Check Valve 2 Replace Check Valve 3 Air Leak in Safety Valve 3 Check valve by pulling on ring If condition persists replace valve Safety Valve Releasing 1 Defective Pressure Switch 1 Replace Pressure Switch Oil Discharge in Air 1 Too much Oil in Crankcase 1 Drain Crankcase and refill to proper level on Oil Sight Glass 2 Compressor Overheated 2 Reduce air pressure regulation 3 Restricted Oil Breather Cap 3 Clean or Replace Oil Breather Cap Part No Parts List and Diagram Description Air Tank Nut M8 Spring Washer Washer Axel Bush Wheel Axel Bolt Exhaust Pipe Connecting Pipe Nut Spring Washer Plastic Housing Fan Rear Cap Washer Bearing Screw Stator Rotor Starting Capacitor Washer Centrifugal Switch Screw M4x14 Nut M4
14. r Chuck by pulling lightly on air hose See Figure 6 Figure 6 Attaching an Air Hose Adjusting the Air Pressure Your Air Compressor is supplied with an Air Pressure Regulator This Regulator adjusts the air pressure To increase air pressure turn Air Regulator clockwise To decrease air pressure turn Air Regulator counterclockwise See Figure 7 Figure 7 Adjusting the Air Pressure Cold Weather Starting Temperatures below freezing 32 F cause the metal parts of your Air Compressor to contract and that makes starting more difficult To assist the Air Compressor in starting in cold weather follow these tips 1 Try to keep Air Compressor stored in temperatures above 32 fahrenheit 2 Open the Air Tank Drain Valve and release all air pressure from the Air Tank before attempting to start in cold weather After air is released 3 Plug Air Compressor directly into a 120 volt electrical outlet Do not use an extension cord when starting your Air Compressor in cold weather MAINTENANCE Daily or before each use 1 Check oil level 2 Drain condensation from the air tank 3 Check for any unusual noise or vibration 4 Be sure all nuts and bolts are tight Weekly 1 Clean breather hole on Oil Breather Cap Monthly 1 Inspect air system for leaks by applying soapy water to all joints Tighten these joints if leaks are discovered 6 Months or after 250 hours of operation whichever comes first
15. taking drugs If there is any doubt do not attempt to operate Use safety equipment Eye protection should be worn at all times when operating this machine Use ANSI approved safety glasses Everyday eyeglasses only have impact resistant lenses They are NOT safety glasses Dust mask non skid safety shoes hard hat or hearing protection should be used in appropriate conditions Wear proper apparel Loose clothing gloves neckties rings bracelets or other jewelry may present a potential hazard when operating this machine Please keep all apparel clear of the machine Don t overreach Keep proper footing and balance at all times when operating this product Always disconnect the machine from power source before making any adjustments storing servicing or changing accessories Such preventative safety measures reduce the risk of starting the tool accidentally Do not force tool Use the correct tool for your application The correct tool will do the job better and safer at the rate for which it was designed 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 Do not use the tool if the switch does not turn it on and off Any tool that cannot be controlled with the switch is dangerous and must be repaired Check for damage Check your tool regularly If part of the tool is damaged it should be carefully inspected to make sure that it can perform its intended function corr
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