Porter-Cable C7550 User's Manual
Contents
1. performance Air compressor Head Bolts Torquing The air compressor pump head bolts should be kept properly torqued Check the torques of the head bolts after the first five hours of operation Retighten if necessary See Parts manual for torque specifications D27042 SERVICE AND ADJUSTMENTS ALL MAINTENANCE AND REPAIR OPERATIONS NOT LISTED MUST BE PERFORMED BY TRAINED SERVICE TECHNICIAN AWARNING Risk of Unsafe Operation Unit cycles automatically when power is on When servicing you may be exposed to voltage sources compressed air or moving parts Before servicing unit unplug or disconnect electrical supply to the air compressor bleed tank of pressure and allow the air compressor to cool To Replace or Clean Check Valve 1 Release all air pressure from air tank See To Drain Tank in the In open Maintenance section position 2 Turn air compressor off lock out ee 1S the power supply and relieve all ra air pressure from the air tank In closed position 3 Using an adjustable wrench ISC IS VIRIDIS loosen outlet tube nut at air tank 7 Clean or replace the check valve and pump Carefully move outlet A solvent such as paint or tube away from check valve varnish remover can be used to 4 Using an adjustable wrench clean the check valve loosen pressure relief tube nut at 8 Apply sealant to the check valve air tank and pressure switch threads Reinstall the check valve Carefully move pressure relief tur2. Protect the air hose from damage such as being stepped on or run over Open the globe valve and allow the air to slowly bleed from the air tank until tank pressure is approximately 20 psi 6 Drain water from air tank by opening drain valve on bottom of tank 21 ENG D27042 TROUBLESHOOTING Performing repairs may expose voltage sources moving parts or compressed air sources Personal injury may occur Prior to attempting any repairs unplug the air compressor and bleed off all air tank air pressure PROBLEM CAUSE CORRECTION Excessive tank pressure safety valve pops off Air leaks at fittings Air leaks at or inside check valve Air leaks at pressure switch release valve Air leaks in air tank or at air tank welds Air leaks between head and valve plate D27042 Pressure switch does not shut off motor when compressor reaches cut out pressure Pressure switch cut out too high Tube fittings are not tight enough Check valve seat damaged Defective pressure switch release valve Defective air tank Leaking seal 22 ENG Move On Auto Off lever to the Off position if the unit does not shut off contact a Trained Service Technician Contact a Trained Service Technician Tighten fittings where air can be heard escaping Check fittings with soapy water solution DO NOT OVER TIGHTEN A defective check valve results in a constant air leak at the pressure releas
3. in the paint spray area See flammable vapor warning Bleed the line by pushing the lever on the pressure switch to the Off position if the valve does not open replace switch 1 Check fuse box for blown fuse and replace as necessary Reset circuit breaker Do not use a fuse or circuit breaker with higher rating than that specified for your particular branch circuit 2 Check for proper fuse You should use a time delay fuse 3 Check for low voltage conditions and or proper extension cord 4 Disconnect the other electrical appliances from circuit or operate the compressor on its own branch circuit Have checked by a Trained Service Technician PROBLEM Knocking Noise Possible defect in safety Excessive belt wear Squealing sound CAUSE valve Defective check valve Loose pulley Loose flywheel Compressor mounting screws loose Loose belt Carbon build up in pump Belt to tight Loose belt Tight belt Loose pulley Pulley misalignment Compressor pump has no oil Loose belt 25 ENG CORRECTION Operate safety valve manually by pulling on ring If valve still leaks it should be replaced Remove and clean or replace Tighten pulley set screw see Parts manual for torque specifications Tighten flywheel screw see Parts manual for torque specifications Tighten mounting screws see Parts manual for torque specifications Check belt tension se
4. the air 3 tank causing a risk of air tank rupture 4 7 After the water has been drained amp close the drain valve The air compressor can now be stored NOTE If drain valve is plugged release all air pressure The valve can then be removed cleaned then reinstalled Closed Drain Valve Oil NOTE Use an oil specifically formulated for use in an air compressor such as Porter Cable PAS1 air compressor oil Oil may be found at the store where the air compressor was purchased NOTE Crankcase oil capacity is approximately 48 fluid ounces 1 4 L 17 ENG ACAUTION Overfilling with oil will cause premature compressor failure Do not overfill 5 Checking NOTE Operation of the air 1 The oil level should be to the middle of the sight glass C If needed remove oil fill plug A and slowly add oil until it reaches the middle of the sight glass Changing Remove the oil fill plug A Remove the oil drain plug B and drain oil into a suitable container Replace the oil drain plug B and tighten securely Sowly add compressor oil until the oil level is in the middle of the sightglass C NOTE When filling the crankcase the oil flows very slowly into the pump If the oil is added too quickly it will overflow and appear to be full Risk of Unsafe Operation Replace oil fill plug A and tighten securely D27042 Air Filter Inspection and Replacement AWARNING Hot surfac
5. Instruction manual MODEL C7550 To learn more about Porter Cable visit our website at http www porter cable com PORTER CABLE Copyright 2004 Porter Cable Corporation ESPA OL P GINA 27 FRAN AIS PAGE 53 Oil Lube Two Stage Air Compressor IMPORTANT Please make certain that the person who is to use this equipment carefully reads and understands these instructions before starting operations The Model and Serial No plate is located on the frame Record these numbers in the spaces below and retain for future reference Model No Type Serial No Part No D27042 045 0 SAFETY GUIDELINES DEFINITIONS This manual contains information that is important for you to know and understand This information relates to protecting YOUR SAFETY and PREVENTING EQUIPMENT PROBLEMS To help you recognize this information we use the symbols below Please read the manual and pay attention to these symbols ADANGER Indicates an imminently ACAUTION Indicates a potentially hazardous situation hazardous situation which if not avoided will result in death which if not avoided may result in or serious injury minor or moderate injury Indicates a potentially AUTION Used without the AGEING hazardous situation Sane safety alert symbol which if not avoided could result in indicates a potentially hazardous death or serious injury situation which if not avoided may result in property damage IMPO
6. ME Vertical 140 PSIG 175 PSIG 15 6 15 2 GLOSSARY Become familiar with these terms before operating the unit CFM Cubic feet per minute SCFM Standard cubic feet per minute a unit of measure of air delivery PSIG Pounds per square inch gauge a unit of measure of pressure Code Certification Products that bear one or more of the following marks UL CUL ETL CETL have been evaluated by OSHA certified independent safety laboratories and meet the applicable Underwriters Laboratories Standards for Safety Cut In Pressure While the motor is off air tank pressure drops as you continue to use your accessory When the tank pressure drops to a certain low level the motor will restart automatically The low pressure at which the motor automatically restarts is called cut in pressure Cut Out Pressure When an air compressor is turned on and begins to run air pressure in the air tank begins to build It builds to a certain high pressure before the motor automatically shuts off protecting your air tank from pressure higher than its capacity The high pressure at which the motor shuts off is called cut out pressure Branch Circuit Circuit carrying electricity from electrical panel to outlet To Lock Out Power Place a lock on the line power switch so no one else can turn on the power DUTY CYCLE This air compressor pump is capable of running continuously However to prolong the life of your air compress
7. PICAL COMPRESSE D AIR DISTRIBUTION SYSTEM D27042 12 ENG AIR DISCHARGE VALVE AIR COMPRESSOR DRAIN COCK VALVE OPERATION Know Your Air Compressor READ THIS OWNER S MANUAL AND SAFETY RULES BEFORE OPERATING YOUR UNIT Compare the illustrations with your unit to familiarize yourself with the location of various controls and adjustments Save this manual for future reference Description of Operation Become familiar with these controls before operating the unit On Auto Off Lever Turn this switch On Auto to provide automatic power to the pressure switch and Off to remove power at the end of each use Pressure Switch The pressure switch automatically starts the motor when the air tank pressure drops below the factory set cut in pressure It stops the motor when the air tank pressure reaches the factory set cut out pressure Safety Valve If the pressure switch does not shut off the air compressor at its cut out pressure setting the safety valve will protect against high pressure by popping out at its factory set pressure slightly higher than the pressure switch cut out setting 13 ENG Tank Pressure Gauge The tank pressure gauge indicates the reserve air pressure in the tank Globe Valve sold separately Opens and closes air discharge valve Turn knob counter clockwise to open and clockwise to close Regulator sold separately not shown An air pressur
8. RTANT SAFETY INSTRUCTIONS AENA Some dust created by power sanding sawing grinding drilling and other construction activities contains chemicals known to the State of California to cause cancer birth defects or other reproductive harm Some example of these chemicals are lead from lead based paints e crystalline silica from bricks and cement and other masonry products e arsenic and chromium from chemically treated lumber Your risk from these exposures varies depending on how often you do this type of work To reduce your exposure to these chemicals work in a well ventilated area and work with approved safety equipment always wear MSHA NIOSH approved properly fitting face mask or respirator when using such tools When using air tools basic safety precautions should always be followed to reduce the risk of of personal injury D27042 2 ENG IMPORTANT SAFETY INSTRUCTIONS Save these instructions Improper operation or maintenance of this property damage Read and understand al using this equipment product could result in serious injury and warnings and operation instructions before HAZARD WARNING Risk of explosion or fire i PR N What Could Happen It is normal for electrical contacts within the motor and pressure switch to spark If electrical sparks from compressor come into contact with flammable vapors they may ignite causing fire or explosion Restricting any of the compressor vent
9. ducing performance and compressor life Use air compressor oil only NOTE Oil is included with some units If oil is not included use an oil specifically formulated for use in an air compressor such as Porter Cable PAS1 air compressor oil Oil may be found at the store where the air compressor was purchased 1 Place unit on a level surface AWARNING Drain tank to release air pressure before removing the oil fill cap or oil drain plug 2 Remove oil fill plug A and slowly add a compressor oil to the middle of sight glass B NOTE When filling the crankcase the oil flows very slowly into the pump If the oil is added too quickly it will overflow and appear to be full NOTE Crankcase oil capacity is approximately 48 fluid ounces ad Way 3 Replace oil fill plug D27042 INSTALLATION HOW TO SET UP YOUR UNIT Location of the Air Compressor e Locate the air compressor in a clean dry and well ventilated area e Located the air compressor at least 12 away from the wall or other obstructions that will interfere with the flow of air e Locate the air compressor as close to the main power supply as possible to avoid using long lengths of electrical wiring NOTE Long lengths of electrical wiring could cause power loss to the motor e The air filter must be kept clear of obstructions which could reduce air flow to the air compressor Anchoring of the Air Compressor AWARNING Risk of Bursting Excess
10. e Adjusting Belt Tension in the Maintenance section Have checked by a Trained Service Technician Check belt tension see Adjusting Belt Tension in the Maintenance section Check belt tension see Adjusting Belt Tension in the Maintenance section Check belt tension see Adjusting Belt Tension in the Maintenance section Have checked by a Trained Service Technician See Motor Pulley Flywheel Alignment paragraph in the Maintenance section See Oil Checking paragraph in the Maintenance section Check belt tension see Adjusting Belt Tension in the Maintenance section D27042 LIMITED WARRANTY PORTER CABLE CORPORATION warrants to the original purchaser that all products covered under this warranty are free from defects in material and workmanship Products covered under this warranty include air compressors air tools service parts pressure washers and generators which have the following warranty periods 3 YEARS Limited warranty on 2 stage oil free air compressor pumps that operate at 1725 RPM 2 YEARS Limited warranty on oil lubricated air compressor pumps 1 YEAR Limited warranty on all other air compressor components 2 YEARS Limited warranty on electric generator alternators 1 YEAR Limited warranty on other generator components 2 YEARS Limited warranty on pneumatic air tools as described in Porter Cable general catalog 1 YEAR Limited warranty on pressure washers used in consumer applicatio
11. e regulator or a separate air transformer which combines the functions of air regulation and or moisture and dirt removal is recommended for most applications Cooling System not shown This compressor contains an advanced design cooling system At the heart of this cooling system is an engineered fan It is perfectly normal for this fan to blow air through the vent holes in large amounts You know that the cooling system is working when air is being expelled D27042 Air Compressor Pump not shown Compresses air into the air tank Working air is not available until the compressor has raised the air tank pressure above that required at the air outlet Drain Valve The drain valve is located at the base of the air tank and is used to drain condensation at the end of each use Check Valve When the air compressor is operating the check valve is open allowing compressed air to enter the air tank When the air compressor reaches cut out pressure the check valve closes allowing air pressure to remain inside the air tank EN h o Pressure Release Valve The pressure release valve located on the side of the pressure switch is designed to automatically release compressed air from the compressor head and the outlet tube when the air compressor reaches cut out pressure or is shut off The pressure release valve allows the motor to restart freely When the motor stops running air will be heard escapi
12. e valve when there is pressure in the tank and the compressor is shut off Replace check valve Refer the To Replace or Clean Check Valve in the Service and Adjustments section Contact a Trained Service Technician Air tank must be replaced Do not repair the leak AWARNING Do not drill into weld or otherwise modify air tank or it will weaken The tank can rupture or explode Contact a Trained Service Technician CORRECTION If there is an excessive amount of pressure drop when the accessory is used adjust the regulator as instructed in the Operation section NOTE Adjust the regulated pressure under flow conditions while accessory is being used PROBLEM Pressure reading on the regulated pressure gauge if equipped drops when an accessory is used It is normal for some pressure drop to occur Air leak from Possible defect in safety Operate safety valve manually safety valve valve by pulling on ring If valve still leaks it should be replaced Compressor is Prolonged excessive use of Decrease amount of air usage not supplying air l enough air to Compressor is not large Check the accessory air operate enough for air requirement requirement If it is higher than accessories the SCFM or pressure supplied by your air compressor you need a larger compressor Hole in hose Check and replace if required Check valve restrict
13. ed Remove and clean or replace Air leaks Tighten fittings Restricted air intake filter Clean or replace air intake filter Do not operate the air compressor with the filter removed Refer to the Air Filter paragraph in the Maintenance section Loose belt Check belt tension see Adjusting Belt Tension in the Maintenance section Restricted air Dirty air filter Clean or replace See Air Filter intake paragraph in the Maintenance section 23 ENG D27042 PROBLEM Motor will not run Safety Valve on pump pops out if equipped D27042 Motor overload protection switch has tripped Tank pressure exceeds pressure switch cut in pressure Check valve stuck open Loose electrical connections Possible defective motor or starting capacitor Paint spray on internal motor parts Pressure release valve on pressure switch has not unloaded head pressure Fuse blown circuit breaker tripped Pressure switch check valve or pump could be in need of servicing 24 ENG CORRECTION Let motor cool off and overload switch will automatically reset Motor will start automatically when tank pressure drops below cut in pressure of pressure switch Remove and clean or replace Check wiring connection inside pressure switch and terminal box area Have checked by a Trained Service Technician Have checked by a Trained Service Technician Do not operate the compressor
14. edge at points A1 and A2 in figure The difference between measurements should be no more than 1 16 Y FLYWHEEL Al A2 MEASURED STRAIGHT B1 B2 VISUAL EDGE 5 If the difference is greater than 1 16 loosen the set screw holding the motor drive pulley to the shaft and adjust the pulley s position on the shaft until the A1 and A2 measurements are within 1 16 of each other 6 Tighten the motor drive pulley set screw See Parts manual for torque specifications 19 ENG 7 Visually inspect the motor drive pulley to verify that it is perpendicular to the drive motor shaft Points B1 and B2 of Figure should appear to be equal If they are not loosen the setscrew of the motor drive pulley and equalize B1 and B2 using care not to disturb the belt alignment performed in step 2 8 Retighten the motor drive pulley setscrew See Parts manual for torque specifications 9 Reinstall belt guard Air Compressor Pump Intake and Exhaust Valves Once a year have a Trained Service Technician check the air compressor pump intake and exhaust valves Inspect Air Lines and Fittings for Leaks 1 Turn air compressor off lock out the power supply and relieve all air pressure from the air tank 2 Apply a soap solution to all air line fittings and connections piping 3 Correct any leaks found IMPORTANT Even minor leaks can cause the air compressor to overwork resulting in premature breakdown or inadequate
15. es Risk of burn Compressor heads are exposed when filter cover is removed Allow compressor to cool prior to servicing Keep the air filter clean at all times Do not operate the air compressor with the air filter removed A dirty air filter will not allow the compressor to operate at full capacity Keep the air filter clean at all times 1 Remove air filter 2 Remove the air filter cover 3 Remove the air filter from filter cover IMPORTANT Do not operate the compressor with the air filter removed 4 Place new air filter into filter cover Refer to the Repair Parts for the correct part number 5 Replace air filter cover and reassemble air filter to pump Belt Replacement Refer to the Parts Manual for replacement belt part number Serious injury or damage may occur if parts of the body or loose items get caught in moving parts Never operate the outfit with the belt guard removed The belt guard should be removed only when the air compressor power is disconnected 1 Turn air compressor off lock out the power supply and relieve all air pressure from the air tank 2 Remove the belt guard 3 Mark pump position on saddle D27042 4 Loosen the motor mounting screws and slide the motor toward the air compressor 5 Remove the belt and replace with a new one 6 See the Adjust Belt Tension before tightening motor mounting screws Adjusting Belt Tension 1 Slide motor into o
16. essary the schedule should be modified to suit the conditions under which your air compressor is used The modifications will depend upon the hours of operation and the working environment Compressors in an extremely dirty and or hostile environment will require a greater frequency of all maintenance checks NOTE See Operation section for the location of controls To Check Safety Valve 1 Before starting compressor pull Risk of Bursting If the ring on the safety valve to AWARNING g make sure that the safety valve the safety valve does not work properly over pressurization may occur causing air tank rupture or an explosion operates freely If the valve is stuck or does not operate smoothly it must be replaced with the same type of valve D27042 16 ENG To Drain Tank compressor will cause condensation to build up in the air tank Always 2 drain tank on a washable surface or in a suitable container to prevent damaging or staining surfaces 1 Set the On Auto Off lever to Off 2 Close the globe valve 3 Remove the air tool or accessory 4 Open the globe valve and allow the air to slowly bleed from the air tank until tank pressure is approximately 20 psi 5 Close the globe valve 6 Drain water from air tank by opening drain valve on un bottom of tank Open Drain AWARNING Risk Valve of 1 Bursting Water will condense in 2 the air tank If not drained water will corrode and weaken
17. ever to On Auto and allow tank pressure to build Motor will stop when tank pressure reaches cut out pressure 2 When the tank pressure reaches cut out pressure open the globe valve IMPORTANT When using regulator and other accessories refer to the manufacturers instructions The compressor is ready for use D27042 MAINTENANCE Customer Responsibilities ae rl Every Every Every Every each 8 40 100 1160 Yearly use hours hours hours hours Check Safety Valve Drain Tank Oil Leaks Change Oil Unusual Noise and or Vibration Air Filter Drive Belt Condition Motor Pulley Flywheel alignment Air compressor pump intake and exhaust valves Inspect air lines and fittings for leaks Head Bolts Check the torques of the head bolts after the first five hours of operation Check Oil 1 more frequent in dusty or humid conditions Risk of Unsafe Operation Unit cycles automatically when AWARNING 5 oe power is on When servicing you may be exposed to voltage sources compressed air or moving parts Before servicing unit unplug or disconnect electrical supply to the air compressor bleed tank of pressure and allow the air compressor to cool To ensure efficient operation and longer life of the air compressor a routine maintenance schedule should be prepared and followed The above routine maintenance schedule is geared to an air compressor in a normal working environment operating on a daily basis If nec
18. hers and similar accessories e Merchandise sold by Porter Cable which has been manufactured by and identified as the product of another company such as gasoline engines The product manufacturer s warranty if any will apply e ANY INCIDENTAL INDIRECT OR CONSEQUENTIAL LOSS DAMAGE OR EXPENSE THAT MAY RESULT FROM ANY DEFECT FAILURE OR MALFUNCTION OF THE PRODUCT IS NOT COVERED BY THIS WARRANTY Some states do not allow the exclusion or limitation of incidental or consequential damages so the above limitation or exclusion may not apply to you e IMPLIED WARRANTIES INCLUDING THOSE OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE ARE LIMITED TO ONE YEAR FROM THE DATE OF ORIGINAL PURCHASE Some states do not allow limitations on how long an implied warranty lasts so the above limitations may not apply to you Porter Cable Corporation Jackson TN USA 1 888 559 8550 D27042 26 ENG
19. ilation openings will cause serious overheating and could cause fire Unattended operation of this product could result in personal injury or property damage To reduce the risk of fire do not allow the compressor to operate unattended 4 How To Prevent It Always operate the compressor in a well ventilated area free of combustible materials gasoline or solvent vapors If spraying flammable materials locate compressor at least 20 feet away from spray area An additional length of hose may be required Store flammable materials in a secure location away from compressor Never place objects against or on top of compressor Operate compressor in an open area at least 12 inches away from any wall or obstruction that would restrict the flow of fresh air to the ventilation openings Operate compressor in a clean dry well ventilated area Do not operate unit indoors or in any confined area Always remain in attendance with the product when it is operating Always disconnect electrical power by moving pressure switch lever to the off position and drain tank daily or after each use 3 ENG D27042 HAZARD WARNING Risk of Bursting M Air Tank The following conditions could lead to a weakening of the tank and result in a violent tank explosion and could cause property damage or serious injury What Could Happen Failure to properly drain condensed water from tank causing rust and th
20. inning of the steel tank Modifications or attempted repairs to the tank Unauthorized modifications to the unloader valve safety valve or any other components which control tank pressure Excessive vibration can weaken the air tank and cause rupture or explosion ATTACHMENTS amp ACCESSORIES Exceeding the pressure rating of air tools spray guns air operated accessories tires and other inflatables can cause them to explode or fly apart and could result in serious injury How To Prevent It Drain tank daily or after each use If tank develops a leak replace it immediately with a new tank or replace the entire compressor Never drill into weld or make any modifications to the tank or its attachments The tank is designed to withstand specific operating pressures Never make adjustments or parts substitutions to alter the factory set operating pressures For essential control of air pressure you must install a pressure regulator and pressure gauge to the air outlet if not equipped of your compressor Follow the equipment manufacturers recommendation and never exceed the maximum allowable pressure rating of attachments Never use compressor to inflate small low pressure objects such as children s toys footballs HAZARD WARNING Risk from Flying Objects What Could Happen The compressed air stream can cause soft tissue damage to exposed skin and can propel dirt chips loose particles a
21. ive Vibration can weaken the air tank and cause an explosion The compressor must be properly mounted The air compressor MUST be bolted to a solid level surface Hardware needed 4 Concrete anchors not supplied 4 3 8 Lag screw to fit concrete anchors not supplied 4 5 8 Washer Supplied shims if needed D27042 1 Place the air compressor on a solid level surface 2 Mark the surface using the holes in the air compressor feet as a template 3 Drill holes in the surface for the concrete anchors Install concrete anchors 4 Line up holes in surface with holes in air compressor feet 5 Place the 4 washers supplied between the floor and air compressor feet If needed solid shims may be placed between the washers and floor to evenly distribute weight on all four feet See next figure 3 8 Lag Screw a 7 5 8 Washer gt supplied Surface Line Shim Under Washer not supplied Concrete Anchor not supplied 6 Place the 4 3 8 lag screws through the air compressor feet washers shims and into the anchors 7 Torque 3 8 lag screws to 7 10 ft lbs 10 ENG Wiring Instructions ADANGER Risk of Electrical Shock Improper electrical grounding can result in electrical shock The wiring should be done by a qualified electrician A qualified electrician needs to knows the following before wiring 1 The amperage rating of the elec
22. maintenance until unit has been allowed to cool Touching exposed metal such as the compressor head or outlet tubes can result in serious burns 174 Vx WARNING Risk from Moving Parts AO How To Prevent It What Could Happen Moving parts such as the pulley flywheel and belt can cause serious injury if they come into contact with you or your clothing Never operate the compressor with guards or covers which are damaged or removed Attempting to operate compressor with damaged or missing parts or attempting to repair compressor with protective shrouds removed can expose you to moving parts and can result in serious injury Any repairs required on this product should be performed by authorized service center personnel HAZARD WARNING Risk of Falling What Could Happen How To Prevent It A portable compressor can fall from a table workbench or roof causing damage to the compressor and could result in serious injury or death to the operator Always operate compressor in a stable secure position to prevent accidental movement of the unit Never operate compressor on a roof or other elevated position Use additional air hose to reach high locations D27042 6 ENG HAZARD WARNING Risk of Serious Injury or Property Damage When a Transporting Compressor Fire Inhalation Damage to Vehicle Surfaces What Could Happen Oil can leak
23. n clockwise tube away from check valve 9 Replace the pressure release 5 Unscrew the check valve turn tube Tighten nuts counterclockwise using a 7 8 10 Replace the outlet tube and open end wrench Note the orientation for reassembly 6 Using a screwdriver carefully push the valve disc up and down NOTE The valve disc should move freely up and down oer on a spring which holds the valve Additional Service disc in the closed position if not Disassembly or service of the air the check valve needs to be compressor beyond what is covered cleaned or replaced in this manual is not recommended If additional service is required contact your nearest Authorized Warranty Service Center tighten nuts 11 Perform the Break in Procedure See Break in Procedure in the Operation section D27042 20 ENG STORAGE Before you store the air compressor AWARNING Water will make sure you do the following condense in the air freee i tank If not drained water will 1 Review the Maintenance corrode and weaken the air tank section on the preceding pages causing a risk of air tank rupture and perform scheduled 7 After the water has been drained maintenance as necessary 2 Set the On Auto Off lever to NOTE If drain valve is plugged u u Off release all air pressure The valve Close the globe valve can then be removed cleaned then reinstalled close the drain or drain valve Remove the air tool or accessory 8
24. nd small objects at high speed resulting in property damage or personal injury D27042 basketballs etc How To Prevent It Always wear ANSI Z87 1 approved safety glasses with side shields when using the compressor Never point any nozzle or sprayer toward any part of the body or at other people or animals Always turn the compressor off and bleed pressure from the air hose and tank before attempting maintenance attaching tools or accessories 4 ENG HAZARD WARNING Risk of Electrical Shock y What Could Happen Your air compressor is powered by electricity Like any other electrically powered device If it is not used properly it may cause electric shock How To Prevent It Never operate the compressor outdoors when it is raining or in wet conditions Never operate compressor with protective covers removed or damaged Repairs attempted by unqualified personnel can result in serious injury or death by electrocution Any electrical wiring or repairs required on this product should be performed by authorized service center personnel in accordance with national and local electrical codes Make certain that the electrical circuit to which the compressor is connected provides proper electrical grounding correct voltage and adequate fuse protection Electrical Grounding Failure to provide adequate grounding to this product could result in serious injury or death from electrocuti
25. ng from this valve for a few seconds No air should be heard leaking when the motor is running or after the unit reaches cut out pressure D27042 Motor Overload Protector This motor has a manual thermal overload protector If the motor overheats for any reason the overload protector will shut off the motor The motor must be allowed to cool down before restarting To restart 1 Place the On Auto Off lever in the Off position Allow the motor to cool Depress the red reset button on the motor 5 4 Place the On Auto Off lever in the On Auto postion to restart the motor Air Intake Filter not shown This filter is designed to clean air coming into the pump This filter must always be clean and ventilation openings free from obstructions See Maintenance How to Use Your Unit How to Stop 1 Set the On Auto Off lever to Off Before Starting Break in Procedure ACAUTION Risk of Unsafe Operation Serious damage may result if the following break in instructions are not closely followed This procedure is required before the air compressor is put into service and when the check valve or a complete compressor pump has been replaced 1 Make sure the On Auto Off lever is in the Off position 14 ENG Check oil level in pump See Oil paragraph in the Maintenance section for instructions Recheck all wiring Make sure wires are secure at all terminals connections Make
26. ns i e personal residential household usage only 90 DAY Pressure washers used for commercial applications income producing and service parts 1 YEAR Limited warranty on all accessories Porter Cable will repair or replace at Porter Cable s option products or components which have failed within the warranty period Service will be scheduled according to the normal work flow and business hours at the service center location and the availability of replacement parts All decisions of Porter Cable Corporation with regard to this limited warranty shall be final This warranty gives you specific legal rights and you may also have other rights which vary from state to state RESPONSIBILITY OF ORIGINAL PURCHASER initial User e To process a warranty claim on this product DO NOT return it to the retailer The product must be evaluated by a Porter Cable Authorized Warranty Service Center For the location of the nearest Porter Cable Authorized Warranty Service Center call 1 888 559 8550 24 hours a day 7 days a week e Retain original cash register sales receipt as proof of purchase for warranty work e Use reasonable care in the operation and maintenance of the product as described in the Owners Manual s e Deliver or ship the product to the nearest Porter Cable Authorized Warranty Service Center Freight costs if any must be paid by the purchaser e Air compressors with 60 and 80 gallon tanks will be inspected at the site of in
27. on See grounding instructions HAZARD WARNING Risk to Breathing What Could Happen How To Prevent It The compressed air directly from your compressor is not safe for breathing The air stream may contain carbon monoxide toxic vapors or solid particles from the tank Breathing these contaminants can cause serious injury or death Air obtained directly from the compressor should never be used to supply air for human consumption In order to use air produced by this compressor for breathing suitable filters and in line safety equipment must be properly installed In line filters and safety equipment used in conjunction with the compressor must be capable of treating air to all applicable local and federal codes prior to human consumption Sprayed materials such as paint paint solvents paint remover insecticides weed killers may contain harmful vapors and poisons Work in an area with good cross ventilation Read and follow the safety instructions provided on the label or safety data sheets for the materials you are spraying Use a NIOSH MSHA approved respirator designed for use with your specific application 5 ENG D27042 HAZARD WARNING Risk of Burns xf tli How To Prevent It Never touch any exposed metal parts on compressor during or immediately after operation Compressor will remain hot for several minutes after operation Do not reach around protective shrouds or attempt
28. or it is recommended that a 50 75 average duty cycle be maintained that is the air compressor pump should not run more than 30 45 minutes in any given hour ACCESSORIES Accessories for this unit are available at the store the unit was purchased D27042 8 ENG ASSEMBLY Contents of Carton 1 Air Compressor 1 Parts bag containing 1 Operator s Manual 1 Parts Manual 4 5 8 Washers Tools Required for Assembly 1 9 16 socket or open end wrench 1 Electric drill Unpacking 1 Remove all packaging It may be A CAUTION necessary to brace or support one side of the outfit when removing the pallet because the air compressor will have a tendency to tip 2 Remove and discard the 4 screws and washers holding the compressor to the pallet 3 With the help of another person carefully remove air compressor from pallet and place on a level surface To Add Oil To Pump Compressors are shipped with some oil due to factory testing Do not operate this air compressor without adding the correct amount of oil to the pump crankcase Serious damage can result from even the minimal operation if the pump crankcase does not contain the correct amount of oil Make sure the break in procedure is completed before operating the air compressor 9 ENG Multi Viscosity ASAU motor oils like 10W 30 should not be used in an air compressor They leave carbon deposits on critical components thus re
29. or spill and could result in fire or breathing hazard serious injury or death can result oil leaks will damage carpet paint or other surfaces in vehicles or trailers How To Prevent It Always place COMPRESSOR on a protective mat when transporting to protect against damage to vehicle from leaks Remove COMPRESSOR from vehicle immediately upon arrival at your destination HAZARD WARNING Risk of Unsafe Operation A What Could Happen How To Prevent It Unsafe operation of your air compressor could lead to serious injury or death to you or others Review and understand all instructions and warnings in this manual Become familiar with the operation and controls of the air compressor Keep operating area clear of all persons pets and obstacles Keep children away from the air compressor at all times Do not operate the product when fatigued or under the influence of alcohol or drugs Stay alert at all times Never defeat the safety features of this product Equip area of operation with a fire extinguisher Do not operate machine with missing broken or unauthorized parts SAVE THESE INSTRUCTIONS 7 ENG D27042 SPECIFICATIONS Model No Horsepower Peak Voltage Single Phase Minimum Branch Circuit Requirement Fuse Type Air Tank Capacity Gallons Approximate Cut in Pressure Approximate Cut out Pressure SCFM 100 psig SCFM 175 psig C7550 7 0 240V 30 amps Time Delay 80 AS
30. riginal position line the motor up with the mark made earlier on saddle 2 Tighten two outside motor mounting screws enough to hold the motor in place for checking pulley and flywheel alignment 3 The belt should deflect 3 16 at midway between the pulley and the flywheel when a 5 10 pound weight is applied at the midway point 3 When proper belt tension is achieved tighten all four motor mounting screws See Parts manual for torque specifications NOTE Once the engine pulley has been moved from its factory set location the grooves of the flywheel and pulley must be aligned to within 1 16 to prevent excessive belt wear Verify the alignment by performing the following Pulley and Flywheel Alignment 18 ENG Motor Pulley Flywheel Alignment NOTE Once the motor pulley has been moved from its factory set location the grooves of the flywheel and pulley must be aligned to within 1 16 to prevent excessive belt wear The air compressor flywheel and motor pulley must be in line in the same plane within 1 16 to assure belt retention within flywheel belt grooves To check alignment perform the following steps 1 Turn air compressor off lock out the power supply and relieve all air pressure from the air tank Remove belt guard 3 Place a straightedge against the outside of the flywheel and the motor drive pulley 4 Measure the distance between the edge of the belt and the straight
31. stallation Contact the nearest Porter Cable Authorized Warranty Service Center that provides on site service calls for service call arrangements e If the purchaser does not receive satisfactory results from the Porter Cable Authorized Warranty Service Center the purchaser should contact Porter Cable THIS WARRANTY DOES NOT COVER e Merchandise sold as reconditioned used as rental equipment and floor or display models e Merchandise that has become damaged or inoperative because of ordinary wear misuse cold heat rain excessive humidity freeze damage use of improper chemicals negligence accident failure to operate the product in accordance with the instructions provided in the Owners Manual s supplied with the product improper maintenance the use of accessories or attachments not recommended by Porter Cable or unauthorized repair or alterations An air compressor that pumps air more than the recommended duty cycle during a one hour period may be considered misuse e Repair and transportation costs of merchandise determined not to be defective e Costs associated with assembly required oil adjustments or other installation and start up costs e Expendable parts or accessories supplied with the product which are expected to become inoperative or unuseable after a reasonable period of use including but not limited to sanding disks or pads saw and shear blades grinding stones springs chisels nozzles o rings air jets was
32. sure all contacts move freely and are not obstructed Open the globe valve fully to permit air to escape and prevent air pressure build up in the air tank during the break in period Move the On Auto Off lever to On Auto position The compressor will start Run the compressor for 20 minutes Make sure the globe valve is open and there is minimal air pressure build up in tank Check all air line fittings and connections piping for air leaks by applying a soap solution Correct if necessary NOTE Minor leaks can cause the air compressor to overwork resulting in premature breakdown or inadequate performance Check for excessive vibration Readjust or shim air compressor feet if necessary After 20 minutes close the globe valve The air receiver will fill to cut out pressure and the motor will stop 15 ENG Before Each Start Up 1 Place On Auto Off lever to Off 2 Close the globe valve 3 Attach hose and accessories NOTE A regulator MUST be installed when using accessories rated at less than 175 PSI NOTE The hose or accessory will require a quick connect plug if the air outlet is equipped with a quick connect socket NENTA Risk of Bursting Too much air pressure causes a hazardous risk of bursting Check the manufacturer s maximum pressure rating for air tools and accessories The regulator outlet pressure must never exceed the maximum pressure rating How to Start 1 Turn the On Auto Off l
33. the air tank outlet Piping that is too small will restrict the flow of air FEEDER LINES SLOPE AIR ELOW fe WITH AIR FLOW Cry KCC If piping is over 100 feet long use the next larger size Bury underground lines below the frost line and avoid pockets where condensation can gather and freeze Apply pressure before underground lines are covered to make sure all pipe joints are free of leaks A flexible coupling is recommended to be installed between the air discharge outlet and main air distribution line to allow for vibration A separate regulator is recommended to control the air pressure Air pressure from the tank is usually to high for individual air driven tools AIR FLOW gt a MAIN DISTRIBUTION AIR LINES Slope pipe in direction of air flow Water condensate flows along bottom of pipe to drain legs preventing it from entering feeder lines REGULATOR LUBRICATOR MOISTURE SEPARATOR AND TRAP _ AIR USAGE LINES DRAIN LEGS A DRAIN TRAPS 4 LUBRICATOR wN i REGULATOR FILTER FLEXIBLE COUPLING TY
34. trical box should be adequate Refer to the Specification Chart in the parts manual for this information 2 The supply line should have the same electrical characteristics voltage cycle phase as the motor Refer to the motor nameplate on side of motor for this information NOTE The wiring must be the same as the motor nameplate voltage plus or minus 10 Refer to local codes for recommended wire sizes correct wire size and maximum wire run undersize wire causes high amp draw and overheating to the motor 11 ENG Risk of Electrical Shock Electrical wiring must be located away from hot surfaces such as manifold assembly compressor outlet tubes heads or cylinders ACAUTION GROUNDING INSTRUCTIONS This product should be connected to a metallic permanent wiring system of an equipment grounding terminal or lead on the product Voltage and Circuit Protection Refer to the specification chart for the voltage and minimum branch circuit requirements D27042 Air Distribution System IMG Risk of Bursting Plastic or PVC pipe is not designed for use with compressed air Regardless of its indicated pressure rating plastic pipe can burst from air pressure Use only metal pipe for air distribution lines The next figure represents a typical air distribution system The following are tips to remember when setting up the air compressor s air distribution system Use pipe that is the same size as
Download Pdf Manuals
Related Search