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DeVillbiss Air Power Company MG3-OLPORT-3A manual

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Table of contents for the manual

  • Page 1

    DeVilbiss Air Power Company • 213 Industrial Drive • Jackson, TN 38301-9615 MG3-OLPORT-3A 11/6/98 GE NE RA L MA NU A L FO R OIL L UBR IC A TE D SINGLE ST A GE POR T A BL E AIR C OMP RE SS OR T ABLE OF CONTENTS SAFETY GUIDELINES - DEFINITIONS Information for preventing damage to equipment. This manual contains information that is important for y[...]

  • Page 2

    2 LIMITED W ARRANTY ONE YEAR FROM DA TE OF PURCHASE All merchandise manufactured by DeVilbiss Air Power Company/ExCell Manufacturing is warranted to be free of defects in workmanship and material which occur during the first year from the date of purchase by the original purchaser (initial user). Products covered under this warranty include: air co[...]

  • Page 3

    3 RISK OF BURSTING RISK OF EXPLOSION OR FIRE RISK OF ELECTRICAL SHOCK AIR TANK THE FOLLOWING CONDITIONS COULD LEAD TO A WEAKENING OF THE TANK, AND RESULT IN A VIOLENT TANK EXPLOSION: 1. FAILURE TO PROPERLY DRAIN CONDENSED WATER FROM THE TANK, CAUSING RUST AND THINNING OF THE STEEL TANK. 2. MODIFICATIONS OR ATTEMPTED REPAIRS TO THE TANK. 3. UNAUTHOR[...]

  • Page 4

    4 HAZARD RISK OF ELECTRICAL SHOCK (cont’d) RISK FROM FLYING OBJECTS RISK TO BREATHING RISK OF FALLING RISK FROM MOVING PARTS RISK OF BURNS WHAT CAN HAPPEN REPAIRS ATTEMPTED BY UNQUALIFIED PERSONNEL CAN RESULT IN SERIOUS INJURY OR DEATH BY ELECTROCUTION. ELECTRICAL GROUNDING: FAILURE TO PROVIDE ADEQUATE GROUNDING TO THIS PRODUCT COULD RESULT IN SE[...]

  • Page 5

    5 GLOSSARY 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. ASME: American Society of Mechanical Engineers; made, tested, inspected and registered to meet the standards of ASME. U.L. Listed: Products with the U.L. mark are listed b[...]

  • Page 6

    6 DESCRIPTION OF OPERATION (cont'd) Outlet Pressure Gauge: The outlet pressure gauge indi- cates the air pressure available at the outlet side of the regulator. This pressure is controlled by the regulator and is always less or equal to the tank pressure. See “Operating Procedures”. Tank Pressure Gauge: The tank pressure gauge indicates th[...]

  • Page 7

    7 Voltage and Circuit Protection Refer to your Parts Manual for voltage and circuit protection requirements of your compressor. Use only a fuse or circuit breaker that is the same rating as the branch circuit the air compressor is operated on. If the compressor is connected to a circuit protected by fuses, use only dual element time delay fuses, as[...]

  • Page 8

    8 4. Clean or blow off fins or any part of compressor that collects dust and dirt. Compressor will run cooler and provide longer service. 5. Before attaching an air hose or accessory make sure the pressure switch lever is in the "OFF" position. Close the air regulator outlet by turning it counterclock- wise. 6. Attach hose and accessory S[...]

  • Page 9

    9 MAINTENANCE UNIT CYCLES AUTOMATICALLY WHEN POWER IS ON. DURING MAINTENANCE, YOU COULD BE EXPOSED TO VOLTAGE SOURCES, COM- PRESSED AIR OR MOVING PARTS. PERSONAL INJURIES CAN OCCUR. UNPLUG THE UNIT AND BLEED OFF ALL AIR TANK PRESSURE BEFORE DOING ANY MAINTENANCE OR REPAIR. NEVER OPERATE THE UNIT WITH THE BELT GUARD REMOVED. To ensure efficient oper[...]

  • Page 10

    10 NOTE If the overload protector shuts the motor off frequently, check for a possible voltage prob- lem. Low voltage can also be suspected when: 1 . The motor does not get up to full power or speed. 2 . Fuses blow out when the motor is started. 3 . Lights dim when motor is started, and re main dim while it is running. Pulley and Flywheel - Alignme[...]

  • Page 11

    11 TROUBLESHOOTING GUIDE PERFORMING REPAIRS MAY EXPOSE VOLTAGE SOURCES, MOVING PARTS OR COMPRESSED AIR SOURCES. PERSONAL INJURY MAY OCCUR. PRIOR TO ATTEMPTING ANY REPAIRS, UNPLUG THE COMPRESSOR AND BLEED OFF ALL TANK AIR PRESSURE. PROBLEM Excessive tank pressure - safety valve pops off. Air leaks at fittings. Air leaks at or inside check valve. Air[...]

  • Page 12

    12 TROUBLESHOOTING GUIDE (CONT'D) PROBLEM Knocking noise Motor will not run. CAUSE Restricted or defective check valve. Loose pulley. Low oil level. Loose flywheel. Loose compressor mounting screws. Loose belt. Belt too tight. Carbon build-up. Motor overload protection switch has tripped. Possible defective capacitor. Possible defective motor.[...]

  • Page 13

    13 TROUBLESHOOTING GUIDE (CONT'D) PROBLEM Restricted air intake. Compressor is not supplying enough air to operate accessories. Excessive belt wear. Squealing sound. Pressure reading on the regulated pres- sure gauge drops when an accessory is used. Regulator knob - continuous air leak. Regulator will not shut off at air outlet. CAUSE Dirty ai[...]

  • Page 14

    14 SER VICE NOTES[...]

  • Page 15

    15 SERVICE NOTES[...]

  • Page 16

    DeVilbiss Air Power Company • 213 Industrial Drive • Jackson, TN 38301-9615 GENE RAL M ANU AL F OR OIL L UBRIC A TED SINGLE ST A GE P OR T ABL E AIR COMP RE SS OR SER VICE NOTES[...]