Doosan P185WDOU-T4F Operation And Maintenance Manual
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Doosan P185WDOU-T4F Operation And Maintenance Manual

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OPERATION and MAINTENANCE
PDF versions of the Parts Manual and the Electronic Service Manual
http://www.doosanportablepower.com/en/aftermarket/parts/online-parts-manuals
Doosan Infracore Portable Power
1293 Glenway Drive
Statesville, N.C. 28625
DoosanPortablePower.com
P/N: 46680186 (10-2015) Rev A
MANUAL
COMPRESSOR MODEL
P185WDOU-T4F (F89)
are available for download at:

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  • Page 1 OPERATION and MAINTENANCE MANUAL COMPRESSOR MODEL P185WDOU-T4F (F89) PDF versions of the Parts Manual and the Electronic Service Manual are available for download at: http://www.doosanportablepower.com/en/aftermarket/parts/online-parts-manuals Doosan Infracore Portable Power 1293 Glenway Drive Statesville, N.C. 28625 DoosanPortablePower.com P/N: 46680186 (10-2015) Rev A...

  • Page 3: Table Of Contents

    TABLE OF CONTENTS Operation & Maintenance Manual TITLE PAGE FOREWORD ..........................9 Information ............................. 10 SAFETY ..........................13 Safety Precautions ......................... 14 Compressed Air.......................... 14 Exhaust System ......................... 15 Materials ............................ 16 Battery ............................17 Radiator ............................. 17 Decals ............................19 Decals ..........................21 NOISE EMISSION........................25 Noise Emission..........................
  • Page 4 TABLE OF CONTENTS Operation & Maintenance Manual TITLE PAGE Language and Units........................47 Compressor ID..........................48 Utility Package Set-Up (no running gear)..................48 Before Starting ..........................48 Starting ............................50 Shutdown ............................51 Pressure Regulator Adjustment Instructions ................. 52 ENGINE OPERATION......................53 Engine Operation and Maintenance....................
  • Page 5 TABLE OF CONTENTS Operation & Maintenance Manual TITLE PAGE Scavenge Line ..........................89 Exterior Finish Care ........................89 Field Replacement of Exterior Decals..................... 91 TROUBLESHOOTING ......................95 Introduction ............................ 97 Troubleshooting Chart........................98 Diagnostic Codes ..........................105...
  • Page 6 TABLE OF CONTENTS Operation & Maintenance Manual TITLE PAGE...

  • Page 7: Foreword

    FOREWORD...

  • Page 8: Information

    Operation & Maintenance Manual FOREWORD Information The contents of this manual are considered to be proprietary and confidential to Doosan Infracore Portable Power (herein referred to as “Portable Power”), and should not be reproduced without the prior written permission of Portable Power.
  • Page 9 FOREWORD Operation & Maintenance Manual This compressor should not be used: • For direct or indirect human consumption of the compressed air. • Outside the ambient temperature range specified in the General Data Section of this manual. • When an actual or foreseeable risk of hazardous levels of flammable gases or vapors exists.

  • Page 11: Safety

    SAFETY...

  • Page 12: Safety Precautions

    Operation & Maintenance Manual SAFETY Safety Precautions Never operate the compressor without first observing all safety warnings and carefully reading the Operation and Maintenance Manual shipped from the factory with this compressor. Ensure the operator reads and understands the decals and consults the manuals before operation or performing maintenance.

  • Page 13: Exhaust System

    SAFETY Operation & Maintenance Manual All air pressure equipment installed in, or connected to, the compressor must have safe working pressure ratings of at least the compressor safety valve setting. If more than one compressor is connected to one common downstream plant, effective check valves and isolation valves must be fitted and controlled by work procedures, to ensure one compressor cannot accidentally be pressurized or over pressurized by another.

  • Page 14: Materials

    Operation & Maintenance Manual SAFETY Materials The following substances may be produced during the operation of this compressor: • brake lining dust • engine exhaust fumes Avoid inhalation of material substances. Ensure that adequate ventilation of the cooling system and exhaust gases is maintained at all times.

  • Page 15: Battery

    SAFETY Operation & Maintenance Manual Should compressor oil come into contact with the eyes, irrigate with water for at least 5 minutes. Should compressor oil come into contact with the skin, wash off immediately. Consult a physician if large amounts of compressor oil are ingested or if compressor oil is inhaled. Never give fluids or induce vomiting if the patient is unconscious or having convulsions.
  • Page 16 Operation & Maintenance Manual SAFETY Hot engine coolant and steam can cause injury. When adding coolant or antifreeze solution to the engine radiator, stop the engine and allow radiator to cool prior to releasing the Radiator Pressure Cap. Using a cloth to protect the hand, slowly release the pressure cap, absorbing any released f uid with the cloth.

  • Page 17: Decals

    SAFETY Operation & Maintenance Manual Decals Decals are located on the compressor to point out potential safety hazards. Read and follow these instructions. If you do not understand these instructions, inform your supervisor. (Red Background) Indicates the presence of a hazard which WILL cause serious injury, death, or property damage, if ignored.
  • Page 18 Operation & Maintenance Manual SAFETY (Blue Background) Indicates important set-up, operating, or maintenance information. FREE SAFETY DECALS To promote communication of Safety Warnings on products manufactured by the Portable Power Division in Statesville, N.C., Safety Decals are available FREE of charge. Safety Decals are identif ed by the decal heading: DANGER, WARNING, CAUTION, NOTICE.

  • Page 19: Decals

    SAFETY Operation & Maintenance Manual Decals...
  • Page 20 Operation & Maintenance Manual SAFETY...
  • Page 21 SAFETY Operation & Maintenance Manual...

  • Page 23: Noise Emission

    NOISE EMISSION...

  • Page 24: Noise Emission

    Operation & Maintenance Manual NOISE EMISSION Noise Emission This section pertains only to compressors distributed within the United States. Tampering with noise control system prohibited. Compressor Noise Emission Control Information Note: The above information applices only to compressors that are built in compliance with the U.S.
  • Page 25 NOISE EMISSION Operation & Maintenance Manual The purpose of this book is to provide (1) the Maintenance Performance Schedule for all required noise emission controls and (2) space so that the purchaser or owner can record what maintenance was done, by whom, where and when. The Maintenance Schedule and detailed instructions on the maintenance items are given on following page.

  • Page 26: Maintenance Schedule

    Operation & Maintenance Manual NOISE EMISSION Maintenance Schedule PERIOD DESCRIPTION COMPRESSED AIR LEAKS As Detected Correct all compressed air leaks during the first shutdown period after discovery. If severe enough to cause serious noise problems and efficiency loss, shut down immediately and correct the leak(s). SAFETY AND CONTROL SYSTEMS As Detected Repair or replace all safety and control systems or circuits as...

  • Page 27: Noise Emission Warranty

    NOISE EMISSION Operation & Maintenance Manual PERIOD DESCRIPTION ISOLATION MOUNTS 250 HOURS Engine/airend isolation mounts should be inspected after each 250 hours of operation. Those mounts with cracks or splits in the molded rubber or with bent or broken bolts due to operation or storage in severe environments should be replaced with equivalent parts.
  • Page 28 Operation & Maintenance Manual NOISE EMISSION Noise Emission Warranty The manufacturer warrants to the ultimate purchaser and each subsequent purchaser that this air compressor was designed, built and equipped to conform at the time of sale to the first retail purchaser, with all applicable U.S. EPA Noise Control Regulations. This warranty is not limited to any particular part, component, or system of the air compressor.

  • Page 29: Maintenance Log

    NOISE EMISSION Operation & Maintenance Manual Maintenance Log COMPRESSOR MODEL: SERIAL NO: USER UNIT NO: UNIT IDENTIFICATION DEALER / DISTRIBUTOR INFORMATION Engine Make & Model: Purchased From: Serial No: Purchaser or Owner: Address: Date Purchased: The Noise Control Act of 1972 (86 Stat. 1234) prohibits tampering with the noise control system of any compressor manufactured and sold under the above regulations, specifically the following acts or the causing thereof: (1) the removal or rendering inoperative by any persons, other than for purposes of...

  • Page 31: General Data

    GENERAL DATA...

  • Page 32: General Data Information

    COMPRESSOR Rated Operating Pressure — psi (kPa) 100 (689) 125 (862) Safety Valve Setting — psi (kPa) 200 (1379) 200 (1379) ENGINE (Diesel) Manufacturer Doosan Doosan Model D24 (49 HP) D24 (73 HP) Electrical System 12VDC 12VDC FLUID CAPACITIES Compressor Lubricant — quarts(litres) 12 (11.4)
  • Page 33 GENERAL DATA Operation & Maintenance Manual HP Available for Auxiliary Power Use Notes: The XP185WDOU model is designed to have excess power available to allow power to be drawn from the engine to drive auxiliary equipment the customer may desire to use. The application of this power is the responsibility of the customer.

  • Page 35: Operating Instructions

    OPERATING INSTRUCTIONS...

  • Page 36: Control/Gauge Panel

    Operation & Maintenance Manual OPERATING INSTRUCTIONS Control/Gauge Panel 1. Air Pressure Gauge: Indicates Pressure in the Separator Tank. 2. Tachometer Display: Displays compressor operating parameters and diagnostic codes. 3. Hourmeter: Displays cumulative hours of machine operation. 4. Keypad: Used for Start and Shut Down, Service Air, accessing machine operating parameters, and diagnostic codes.
  • Page 37 OPERATING INSTRUCTIONS Operation & Maintenance Manual STOP: Stops the compressor. START: Initiates engine cranking. SERVICE AIR: Allows operator to load compressor after warm-up. Pressing and releasing the UP button scrolls up through parameter lists and menu choices or increases a value one item/unit at a time. Pressing and holding the UP button continuously scrolls up through parameter lists, menu choices or increases a value until the end of the parameter list, menu choices...

  • Page 38: Auto Power Off

    Operation & Maintenance Manual OPERATING INSTRUCTIONS Auto Power Off The compressor control system has a power save feature that is designed to prevent drain on the batteries when the compressor engine is not running. If the Control Panel is powered ON and the engine has not ran for 15 minutes the control system will automatically power OFF.

  • Page 39: Quick View Screens

    OPERATING INSTRUCTIONS Operation & Maintenance Manual Quick View Screens Engine and Compressor Parameters The Quick View Screens allow for easy viewing of up to 14 commonly used parameters by pressing the UP and DOWN buttons. Pressing the UP and DOWN buttons continuously loops through the Quick View Screens such that when the last screen is reached pressing the Down button displays the first screen and vice versa.

  • Page 40: Fault And Alert

    Operation & Maintenance Manual OPERATING INSTRUCTIONS Fault and Alert If a FAULT occurs, the display unit will display the SPN, FMI, OC and description for Engine Fault or the CPR Code and Description for Compressor Error. An Engine Fault will be displayed only when the engine is shutdown.
  • Page 41 OPERATING INSTRUCTIONS Operation & Maintenance Manual When present an ALERT with the number of alert conditions will popup on the screen, the user will press the UP or DOWN button to display the warning or press the ENTER button to acknowledge a warning has occurred.

  • Page 42: Service Interval Set Up

    Operation & Maintenance Manual OPERATING INSTRUCTIONS Service Interval Set Up Service will popup on the screen after one of the two hour service channels has decremented to 5 hours. The user will press the UP or DOWN button to display the service channels or press the enter button to acknowledge a service has occurred.
  • Page 43 OPERATING INSTRUCTIONS Operation & Maintenance Manual...

  • Page 44: Display Setup

    Operation & Maintenance Manual OPERATING INSTRUCTIONS Display Setup The Display Menu functions give users the ability to configure the LCD. Options for configuring the display include intensity, contrast, and viewing mode. To access the Display Menu, press and hold the ENTER button while the Default Screen is displayed until the Main Menu appears.

  • Page 45: Language And Units

    OPERATING INSTRUCTIONS Operation & Maintenance Manual WAIT TO START When the Main Power Button is pressed the display will initialize and then the wait to start message will be displayed. Wait to Start offers a chance to check for Faults/Alerts prior to crank.

  • Page 46: Compressor Id

    Operation & Maintenance Manual OPERATING INSTRUCTIONS Compressor ID Utility Package Set-Up (no running gear) Installation The unit must be secured while operating or transporting. See Figure X for mounting holes provided in base. The compressor should be isolated by use of a flexible mounting system. The air going into the inlet grilles must be relatively free of oil, dirt, soot and other debris.
  • Page 47 OPERATING INSTRUCTIONS Operation & Maintenance Manual • Check battery for proper connections and condition. • Check engine coolant level. Do not remove Radiator Pressure Cap from a HOT radiator. Allow radiator to cool down before removing pressure cap. Use extreme care when removing a pressure cap from a liquid cooling system for the engine.

  • Page 48: Starting

    Operation & Maintenance Manual OPERATING INSTRUCTIONS Starting Do not use ether or any other starting f uid. Starting f uids can cause an explosion, f re, and severe engine damage. The engine is equipped with an electric heater starting aid. 1.

  • Page 49: Shutdown

    OPERATING INSTRUCTIONS Operation & Maintenance Manual unloaded with no air delivery. If air demand increases (pressure falls below the load point pressure), the compressor reloads to meet the required air demand. Shutdown 1. Close all Service Valves. 2. Allow the engine to idle for 3 minutes to cool down. 3.

  • Page 50: Pressure Regulator Adjustment Instructions

    Operation & Maintenance Manual OPERATING INSTRUCTIONS Pressure Regulator Adjustment Instructions Before Starting 1. On the Pressure Regulator, loosen the jam nut and turn screw counterclockwise until tension is no longer felt at the screw. Then, turn screw clockwise one full turn. 2.

  • Page 51: Engine Operation

    ENGINE OPERATION...

  • Page 52: Engine Operation And Maintenance

    In the event that a part must be replaced, only genuine Doosan parts, as defined by the parts list (Parts Manual) should be used. Doosan shall not be held liable for any critical damage or faults which may be caused by the use of unauthorized or non-factory remanufactured parts.

  • Page 53: Instructions

    ENGINE OPERATION Operation & Maintenance Manual Workers must observe this instruction. Failing to do so may cause critical faults which can have impact on the engine performance and operation. Indicates the presence of a hazard which WILL cause serious injury, death, or property damage, if ignored.
  • Page 54 Operation & Maintenance Manual ENGINE OPERATION 6. Exhaust gas is poisonous. Fully ventilate area before starting engine. If the space is airtight, ensure that it is well ventilated. Cautions for Inspection and Repair 1. Inspection and repair of engine should be performed only when the engine is shut down, otherwise, burns or safety accidents may occur.

  • Page 55: General Repair

    4. Store the disassembled parts in a specified space to avoid damage or contamination. 5. Use specified and special tools for efficient and safe repair. 6. If parts need to be replaced, use only genuine Doosan parts for replacement. Using unauthorized or non-factory remanufactured parts may cause critical damage and faults in engine performance.

  • Page 56: Environmental Pollution

    Operation & Maintenance Manual ENGINE OPERATION 8. Group and store disassembled parts in disassembling order. Bolts and nuts vary in strength, shape, and torque according to their assembly position. Please divide and store them accordingly to these characteristics. 9. Clean disassembled parts to remove foreign substances before inspecting or reassembling parts.

  • Page 57: Engine Management

    Using an engine for any purposes other than the designed purpose may cause critical faults to the engine for which Doosan shall not be held liable. For details concerning the usage and purpose of the engine, please direct questions to our Sales Team. Do NOT adjust, convert, or change the ECU without our authorization.

  • Page 58: Prevention Of Pollution

    Operation & Maintenance Manual ENGINE OPERATION If the radiator cap is opened while the engine is still hot, hot water will spurt out and may cause burns. 7. Check the engine oil level on a flat surface. Do not exceed the maximum of the oil level gauge.

  • Page 59: Start And Shutdown

    3. Be careful not to mix foreign substances in fuel, engine oil, or coolant while adding the fluid. Keep the fluid clean while it is not in use. Use fuel, oil, and coolant recommended by Doosan. Otherwise, critical damage to the engine may occur. Starting the Engine Observe the following when starting the engine.

  • Page 60: Break-In Period Of Engine

    Break-in Period of Engine Doosan engines are subjected to a final approval test to ensure the provision of high quality engines before being shipped. However, engines are not operated for a long period of time in this test.

  • Page 61: Inspection After Starting The Engine

    4. Replace engine oil and oil filter after the break-in period. If engine oil and oil f lter need to be replaced, use only genuine engine oil and parts recommended by Doosan. Operation after Break-in Slowly preheat the engine when starting up during cold weather or in areas with cold climate.

  • Page 62: Operation In Winter

    To prevent this, replace oil to engine oil for cold weather or areas with cold climate. When replacing engine oil, use only genuine engine oil recommended by Doosan.

  • Page 63: Regular Inspection

    Use the specified engine oil suitable for the environment and conditions of the site where the engine will be used. Please use the engine oil which satisfies the following recommended specifications. Note: Use Doosan genuine recommended oil. Engine Oil Capacity Please replenish the engine oil based on the following recommended oil injection amount.

  • Page 64: Checking The Engine Oil

    Operation & Maintenance Manual ENGINE OPERATION Engine Model Engine Oil Capacity (1) Inside the Oil Pan Total * Max. Min. DL02 DL02 * Note: Including 0.6 liter in the engine. Checking the Engine Oil 1. Move the unit to a flat surface to maintain the engine level. 2.
  • Page 65 ENGINE OPERATION Operation & Maintenance Manual 3. Clean the indication line of the oil level gauge with clean cloth. Cleaning the indication line of the oil level gauge with dirty cloth allows the foreign substances to get into the engine, causing engine faults. 1.

  • Page 66: Replacement Of Engine Oil

    Operation & Maintenance Manual ENGINE OPERATION Replacement of Engine Oil Component Tightening Torque 16–20 Nm Drain Plug Prolonged and repeated contact of skin with engine oil may lead to shrinking, dryness of skin and even cause dermatitis. Do not expose skin with exchanged engine oil for a long period. Always wear work clothes and gloves.
  • Page 67 ENGINE OPERATION Operation & Maintenance Manual Drain Engine Oil 1. Place an appropriate sized container under the remote engine drain valve. 2. Open the drain valve and drain the engine oil. 3. Remove the oil cap. 3. Remove the oil cap. Disassemble oil filter with the filter wrench.

  • Page 68: Coolant

    ENGINE OPERATION 1. Connect the drain plug at the torque of 3.0 kgf•m. 2. Disassemble the oil level gauge. 3. Inject genuine oil recommended by Doosan. 4. Assemble the oil cap. 5. Assemble the oil level gauge. 6. Remove the engine oil drain container from under the drain valve.

  • Page 69: Checking The Coolant

    ENGINE OPERATION Operation & Maintenance Manual The recommended mixing ratio allows coolant to prevent corrosion of the engine eff ciently and to maintain the best engine performance for a long period. Using contaminated water or unspecif ed antifreeze or additives may cause critical faults in the cooler. Ambient Temperature (°C) Coolant (°C) Antifreeze %...
  • Page 70 Operation & Maintenance Manual ENGINE OPERATION Measurement of Coolant Concentration Special Tools Figure Product Number/Name 60.99901-0038 CC2602M (Fleet guard number) Coolant test sheet The coolant concentration can be measured as follows: 1. If the engine coolant temperature is within a range of 10 ~ 55°C, drain the coolant. When taking out a sample of coolant from the supplementary tank, it is diff cult to measure the precise concentration.
  • Page 71 ENGINE OPERATION Operation & Maintenance Manual 1. Compare the color of part A on the test sheet to the color of GLYCOL/FREEZEPOINT (End pad) of the standard color table. 2. Compare the color of the test sheet (B) to the color of MOLYBDATE (Middle pad) of the standard color table.

  • Page 72: Replenishment Of Coolant

    Operation & Maintenance Manual ENGINE OPERATION Replenishment of Coolant If the coolant level of the supplementary tank is below the lower limit, replenish the coolant as follows: 1. Remove the supplementary tank cap. 2. Replenish coolant until level is between the upper and lower limit of the supplementary tank.

  • Page 73: Replacement Of Coolant

    ENGINE OPERATION Operation & Maintenance Manual Replacement of Coolant Never open the radiator cap while the engine is overheated. If the radiator cap is opened while the engine is overheated, hot water will spurt out and may cause serious burns. Open the radiator cap after ensuring that the engine has been cooled suff ciently.

  • Page 74: Fuel System

    Operation & Maintenance Manual ENGINE OPERATION Do not mix antifreezes from different manufacturers. Do not mix the coolant with different concentrations. Do not add antirust which is not recommended by us. As insuff cient coolant concentration may cause corrosion or freezing. However, an excessive concentration may degrade the cooling performance.
  • Page 75 ENGINE OPERATION Operation & Maintenance Manual The following is one suggested blending guideline that should prevent fuel gelling during cold temperatures: Ultra low sulfur diesel fuel must be used in this machine. Biodiesel blend fuel must contain no more than five percent biodiesel mixed with ultra low sulfur petroleum based diesel. This biodiesel blend fuel is commonly marketed as BS blended diesel fuel.

  • Page 77: Lubrication

    LUBRICATION...

  • Page 78: Compressor Oil Chart

    Operation & Maintenance Manual LUBRICATION Lubrication is an essential part of preventive maintenance, affecting to a great extent the useful life of the compressor. Different lubricants are needed and some components require more frequent lubrication than others. Therefore, it is important that the instructions regarding types of lubricants and the frequency of their application be explicitly followed.
  • Page 79 LUBRICATION Operation & Maintenance Manual Preferred Oil - Use of these oils with Doosan branded filters can extend airend warranty. Refer to the warranty policy for details or contact your representative. Preferred Oil 1 gal. (3.8 Liter) 5 gal. (19.0 55 gal.

  • Page 81: Maintenance

    MAINTENANCE...

  • Page 82: General Information

    Operation & Maintenance Manual MAINTENANCE General Information Any unauthorized modif cation or failure to maintain this equipment may make it unsafe and out of factory warranty. If performing more than visual inspections, disconnect Negative (-) battery cable and open manual blowdown valve. Use extreme care to avoid contacting hot surfaces (engine exhaust manifold, piping, air receiver, and air discharge piping, etc.).
  • Page 83 MAINTENANCE Operation & Maintenance Manual 4. Pull out safety element if installed. 5. Install new filters in air cleaner body. 6. Re-install cover on air cleaner body. 7. Close the 2 latches after securing to air cleaner body. Make sure that all clamps and flange joints are tight. Make sure the pre-cleaner dirt dump is pointed within 30°...
  • Page 84 Operation & Maintenance Manual MAINTENANCE Radiator The use of water alone in this engine can result in major engine failure. Refer to engine section for coolant recommendation. Hoses Each month it is recommended that all of the intake lines to and from the air cleaners, the engine cooling system hoses, and all of the flexible hoses used for air, oil, and fuel be inspected.

  • Page 85: Compressor Oil Filters

    MAINTENANCE Operation & Maintenance Manual Compressor Oil Filters The compressor oil filter must be replaced every 500 hours of operation or six (6) months, whichever comes first. To service oil filters it will first be necessary to shut the unit down. Wipe off any external dirt and oil from the exterior of the filter to minimize any contamination from entering the lubrication system.

  • Page 86: Receiver Separator System

    Operation & Maintenance Manual MAINTENANCE the oil cooler core so that the entire cooling area can transmit the heat of the lubricating and cooling oil to air stream. In the event foreign deposits, such as sludge and lacquer, accumulate in the oil cooler to the extent that its cooling efficiency is impaired, a resulting high discharge air temperature is likely to occur, causing shut down of the unit.

  • Page 87: Scavenge Line

    MAINTENANCE Operation & Maintenance Manual Scavenge Line High pressure air can cause severe injury or death from hot oil and f ying parts. Always relieve pressure before removing caps, plugs, covers, or other parts from pressurized air system. The scavenge line originates at the manifold and terminates at the compressor airend near the oil filter element.
  • Page 88 Operation & Maintenance Manual MAINTENANCE 6. Blow and tack the area to be painted. 7. Apply a smooth coat of Dupont 1854S Tuffcoat Primer to all bare metal areas and allow to dry. 8. Apply 2 medium - wet coats of Dupont 222S Adhesion Promoter over the entire area to be painted, with a 5 minute flash in between coats.

  • Page 89: Field Replacement Of Exterior Decals

    MAINTENANCE Operation & Maintenance Manual Field Replacement of Exterior Decals Field Replacement of Enclosure Decals 1. The decal area should be wiped with 70% isopropyl alcohol and a lint free cloth, in a well ventilated area. 2. Allow sufficient time for drying, but not enough time for dust to resettle on surface. 3.

  • Page 93: Troubleshooting

    TROUBLESHOOTING...
  • Page 94 Operation & Maintenance Manual TROUBLESHOOTING A PDF version of the Electronic Service Manual is available for free download on Doosan Passport>Doosan Portable Power>Smart Equip Order Management and Manuals.

  • Page 95: Introduction

    TROUBLESHOOTING Operation & Maintenance Manual Introduction Troubleshooting for a portable air compressor is an organized study of a particular problem or series of problems and a planned method of procedure for investigation and correction. The troubleshooting chart that follows includes some of the problems that an operator may encounter during the operation of a portable compressor.

  • Page 96: Troubleshooting Chart

    Operation & Maintenance Manual TROUBLESHOOTING Troubleshooting Chart Complaint Cause Correction 1. Compressor has Out of Fuel. Add clean fuel. stopped unexpectedly Compressor Oil Temp. too See Complaint #6. high. Engine Coolant Temp. too Check coolant level. If low, high. add coolant. See Complaint Engine Oil Pressure too low.
  • Page 97 TROUBLESHOOTING Operation & Maintenance Manual 2. Compressor won’t start Low battery voltage. Check battery condition, or run recharge if necessary. Check electrolyte level, add if necessary. Check cable connections, clean and tighten as needed. Blown fuse. Identify and replace fuse. See Electronic Service Manual.
  • Page 98 Operation & Maintenance Manual TROUBLESHOOTING 3. High Engine Coolant Low coolant level. Check coolant level. If low, Temperature add coolant. Loose or broken belts. Tighten or replace belt set. Ambient temperature above Operate in cooler rated ambient temp. range. environment. Dirty operating conditions.
  • Page 99 TROUBLESHOOTING Operation & Maintenance Manual 5. Low electrical system Loose or broken belts. Tighten or replace belt set. voltage Loose wire connection. Check wires at switches and connectors to find loose connection. Make repairs. See Electronic Service Manual. Low battery voltage. Check battery condition, recharge if necessary.
  • Page 100 Operation & Maintenance Manual TROUBLESHOOTING Blocked or restricted oil lines. Clean by flushing, or replace lines. Airend malfunctioning. See Complaints #11, #12. 7. Low engine speed Clogged fuel filters. Service fuel filters. See Engine Manual. Drain and clean fuel tanks. Add clean fuel.
  • Page 101 TROUBLESHOOTING Operation & Maintenance Manual 10. Short air f lter life Dirty operating conditions. Move compressor to cleaner environment. Wrong air filter element(s). Install correct air filter element(s). Inadequate air filter element Install new air filter cleaning. element(s). Incorrect stopping Comply with procedure in procedure.

  • Page 103: Diagnostic Codes

    Electronic Service Manual Compressor Diagnostic Codes Compressor Diagnostic Codes Code LCD Display Display Name Description Type CPR CODE 1 Low Engine Speed Engine speed less than 1300 FAULT LOW ENGINE RPM for 30 seconds. SPEED CPR CODE 2 High Engine Speed Engine speed greater than 2720 FAULT HIGH ENGINE...
  • Page 104 Electronic Service Manual Compressor Diagnostic Codes Code LCD Display Display Name Description Type CPR CODE 28 Incorrect Engine ECU Engine ECU has a different ALERT Calibration calibration than what is expected (Engine will not crank) CPR CODE 29 Engine Shutdown Engine stopped without an FAULT ENGINE...
  • Page 105 Electronic Service Manual Compressor Diagnostic Codes Code LCD Display Display Name Description Type *CPR CODE 44 High IQ Filter IQ filters restricting air flow. ALERT HIGH IQ Restriction FILTERS RESTR CPR CODE 46 Package Temperature Titan controller detects activated FAULT PKG TEMP Shutoff Switch package temperature shutoff...
  • Page 106 Keypad Communication between Titan FAULT KEYPAD Communication controller and Keypad not COMMS functional. Compressor Diagnostic Code does not apply to the P185WDOU-T4F family of compressors. If this problem occurs, check to ensure the proper ID is loaded in the Mini-Port.
  • Page 107 Doosan Infracore Portable Power 1293 Glenway Drive Statesville, N.C. 28625 DoosanPortablePower.com © Doosan Infracore Portable Power Printed in the U.S.A.

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