Background

The Craftsman Air Compressor 921.153640 is a durable and reliable air compressor manufactured by Midwest Air Technologies Inc. for Sears under the Craftsman Brand. This product is designed to provide a source of compressed air for various applications. It operates on a dedicated 15 amp circuit and is powered by a 1.0 HP induction motor.

The air compressor features an oil-lubricated pump, providing smooth operation and extended product life. It has a 7-gallon tank capacity and a cut-in pressure of 105 PSI and a cut-out pressure of 135 PSI. The air compressor also includes a regulator gauge that indicates the outgoing air pressure to the tool and is controlled by the regulator. The air pressure from the air tank is controlled by the regulator, which can be adjusted to increase or decrease the pressure. The air compressor is designed for a 50% duty cycle, meaning it should not be run more than 30 minutes of one hour to prevent damage.

Technical Specifications

  • Model Number: 921.153640
  • Product Type: Air Compressor
  • Pump: Oil-lube direct drive
  • Motor: 1.0 HP (induction)
  • Bore: 1.65"
  • Stroke: 1.26"
  • Voltage Single Phase: 120 VAC
  • Minimum Circuit Requirement: 15 Amps
  • Air Tank Capacity: 7 Gallons
  • Cut-in Pressure: 105 PSI
  • Cut-out Pressure: 135 PSI
  • SCFM @ 90 PSI: 2.4
  • Oil Capacity: 90 mL or 3 oz.
  • Oil Type: SAE 30 Non-detergent Semi Synthetic
  • Duty Cycle: 50% (Do not run the air compressor more than 30 minutes of one hour)

Warranty

The Craftsman Air Compressor 921.153640 comes with a one-year full warranty from the date of purchase. This warranty covers any defects in material or workmanship. If the product is found to be defective within this period, it will be repaired or replaced for free.

To claim the warranty, you will need to visit the Craftsman website at www.craftsman.com. Please note that the warranty will be void if the product is used for commercial services or if it is rented to another person.

This warranty gives you specific legal rights, and you may also have other rights which vary from state to state. The warranty is provided by Sears Brands Management Corporation, located in Hoffman Estates, IL, USA.

Craftsman 921.153640 Owners Manual