Related Manuals for U.S. General 93274
Summary of Contents for U.S. General 93274
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Page 1: Air Compressor
Stationary Air Compressor Manual For US General Models 3848 93274 90836 US660V US560V US7580V For questions concerning this air compressor, please call: 1-866-869-3114. Rev. 0110 Printed In USA... -
Page 2: Table Of Contents
TABLE OF CONTENTS PAGE Safety Guidelines - Definitions Before Using the Air Compressor When Installing or Moving the Compressor Before Each Use Follow Safety Precautions for Electrical Connection Plan Ahead to Protect Your Eyes, Hands, Face & Ears When Operating Spraying Precautions Perform These Maintenance Operations Warning Labels... -
Page 3: Safety Guidelines - Definitions
SAFETY GUIDELINES - DEFINITIONS Safety is a combination of common sense, staying alert and knowing how your compressor works. Read this manual to understand this compressor. DANGER means if safety information is not followed someone will be seriously injured or killed WARNING means if safety information is not followed someone could be seriously injured or killed CAUTION... -
Page 4: When Installing Or Moving The Compressor
Never install a shut off valve between the compres- sor pump and tank. Personal injury and/or equipment damage could occur. Note: Tank Outlet Size: 1/2” NPT for Stock# 3848 & 93274 3/4” NPT for Stock# 90836 Before each use Inspect your work area Inspect your compressor 1. -
Page 5: When Operating
Follow the safety precautions for electrical connections 1. Follow all local electrical and safety codes, 3. Protect wires from contact with sharp objects. as well as the National Electric Code (NEC) and the Occupational Safety and Health Act (OSHA). CAUTION 2. -
Page 6: Spraying Precautions
Visually check the compressor for loose parts, Change oil every 3 months or 300 hours. A excessive noise or vibration. compressor grade non-detergent oil should be used. (40 wt for 3848 and 30wt for Models 93274 and 90836). Page 4... -
Page 7: Warning Labels
WARNING LABELS WIRING Find and read all warning labels found on the air compressor. GLOSSARY OF TERMS Air Filter Pressure Switch Porous element contained within a metal or Device which automatically controls the on/off plastic housing attached to the compressor cycling of the compressor. -
Page 8: Starting The Compressor
½ full or slightly above. off the compressor according to the setting desired. (130 psi for 3848, 165 for 93274, Make sure all rags, tools, oil, etc. are away and 175 psi for 90836.) from the unit. - Page 9 TROUBLESHOOTING GUIDE Low discharge pressure 1. Compressor too small for 1. Reduce air demand or use a compressor application with more air capacity. 2. Listen for air leaks. Apply a soap solution 2. Air leaks to all fittings and connections. Bubbles will form at points of leakage.
- Page 10 TROUBLESHOOTING GUIDE (Continued) Pressure switch un- 1. Malfunctioning check valve 1. Replace check valve if unloader bleeds loader constantly constantly. leaking air Do not remove check valve DANGER with air pressure in tank Pressure switch not 1. Malfunctioning pressure 1. Replace pressure switch if it does not release unloading switch air pressure briefly when unit shuts off.
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Page 11: Parts
Illustration Part Description Number 3848 93274 90836 Compressor B3800 T29S B6000 Air Filter 6229020500 FS008 FS002 Electric Motor 1312100390 1312100387 1312100400 Safety Valve 1312100005 1310251870 9710533300 Pressure Switch 1312100455 1312100459 1312100510 Tank Gauge 1312100006 1312100028 1312100028 Tank Drain 1312100360 1312100360... - Page 12 LIMITED WARRANTY Harbor Freight Tools Co. makes every effort to assure that its products meet high quality and durability standards, and warrants to the original purchaser that this product is free from defects in materials and workmanship for a period of one year (3848) or two years (3847, 93274, and 90836) from date of purchase (90 days if used by a professional contractor or if used as rental equipment).