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3901726
4 Gallon Air Compressor
Assembly & Operating Instructions
READ ALL INSTRUCTIONS AND WARNINGS BEFORE USING THIS PRODUCT.
This manual provides important information on proper operation & maintenance. Every effort has been
made to ensure the accuracy of this manual. These instructions are not meant to cover every possible
condition and situation that may occur. We reserve the right to change this product at any time
without prior notice.
IF THERE IS ANY QUESTION ABOUT A CONDITION BEING SAFE OR UNSAFE, DO NOT
OPERATE THIS PRODUCT!
HAVE QUESTIONS OR PROBLEMS? DO NOT RETURN THIS PRODUCT TO THE
RETAILER - CONTACT CUSTOMER SERVICE.
If you experience a problem or need parts for this product, visit our website http://www.buffalotools.com
or call our customer help line at 1-888-287-6981, Monday-Friday, 8 AM - 4 PM Central Time. A copy of the
sales receipt is required.
FOR CONSUMER USE ONLY – NOT FOR PROFESSIONAL USE.
KEEP THIS MANUAL, SALES RECEIPT & APPLICABLE WARRANTY FOR FUTURE
REFERENCE.
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Table of Contents
Summary of Contents for JobSmart 3901726
- Page 1 3901726 4 Gallon Air Compressor Assembly & Operating Instructions READ ALL INSTRUCTIONS AND WARNINGS BEFORE USING THIS PRODUCT. This manual provides important information on proper operation & maintenance. Every effort has been made to ensure the accuracy of this manual. These instructions are not meant to cover every possible condition and situation that may occur.
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Page 2: Table Of Contents
This is a safety alert symbol. It is used to alert you to potential personal injury hazards. Obey all safety messages that follow this symbol to avoid possible injury or death. 3901726 JobSmart 4 Gallon Air Compressor Assembly & Operating Instructions... - Page 3 When unpacking, check to make sure all parts listed are included. If any parts are missing or broken, please call Customer Service at 1-888-287-6981. FOR CONSUMER USE ONLY – NOT FOR PROFESSIONAL USE 3901726 JobSmart 4 Gallon Air Compressor Assembly & Operating Instructions...
- Page 4 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. Don't overreach. Keep proper footing and balance at all times when operating this tool. 3901726 JobSmart 4 Gallon Air Compressor Assembly & Operating Instructions...
- Page 5 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. 3901726 JobSmart 4 Gallon Air Compressor Assembly & Operating Instructions...
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Page 6: Service
2. Handle 3. Air Regulator 4. Air Chuck 5. Pressure Gauges 6. Tank Drain Valve (Under Compressor) 7. Air Tank 8. Safety Valve 9. Power Switch 10. Oil Breather Cap 3901726 JobSmart 4 Gallon Air Compressor Assembly & Operating Instructions... -
Page 7: Assembly
2. Securely tighten the Air Filter in place with a wrench. (See Figure 4) Note: DO NOT over tighten Air Filter. Drain Plug Figure 3 Figure 4 lnstalling the lnstalling the Air Chuck Air Filter 3901726 JobSmart 4 Gallon Air Compressor Assembly & Operating Instructions... -
Page 8: Operation
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. 3901726 JobSmart 4 Gallon Air Compressor Assembly & Operating Instructions... - Page 9 (After air is released from Air Tank, close Drain Valve.) 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. 3901726 JobSmart 4 Gallon Air Compressor Assembly & Operating Instructions...
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Page 10: Maintenance
Avoid using solvents when cleaning plastic parts. Most plastics are susceptible to damage from the various types of commercial solvents. 3901726 JobSmart 4 Gallon Air Compressor Assembly & Operating Instructions... -
Page 11: Parts List
AC410068 Air Chuck AC410021 Crankcase Cover AC410045 Metal Air Filter AC410022 Oil Sight Glass AC410046 Cylinder Head AC410023 Drain Plug AC410047 Elbow Exhaust AC410024 Pan Head Screw AC410048 Exhaust Pipe 3901726 JobSmart 4 Gallon Air Compressor Assembly & Operating Instructions... - Page 12 Troubleshooting If Compressor won’t start 1. Blown Fuse or circuit breaker tripped-Replace or reset fuse/circuit breaker 2. Loose electrical connections-Check wiring connections Low Pressure 1. Restricted air flow-Replace Air Filter 2. Defective check valve-Replace check valve 3. Air Leak in safety valve-Check valve by pulling on ring. If condition persists, replace valve. Safety valve releasing 1.
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