Craftsman 9-19905 Owners Manual - Page 16
Replace Reverse Valve. Refer
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Trouble Low power Motor will not run Tool will not impact Probable Cause Solution Dry Motor Daily, inject 3 cc of Craftsman No. 18830 Oil into the inletand run the tool to lubricate the motor. Inadequate air supply Install proper air supply and connection. Refer to Figure 1 on Page 5. Dirty Inlet bushing Using a clean, suitable, cleaning Screen solution in a well ventilated area, clean the Inlet Bushing Screen. Worn or broken Vanes Replace a complete set of Vanes Worn or broken Examine Cylinder. Check outside Cylinder and/or and ends for wear or damage and scored End Plates inside for scored or wavy bore. Re- place Cylinder if any of these condi- tions exist. Replace End Plates if they are scored. Dirty motor parts. Disassemble the Tool and clean with a suitable, cleaning solution in a well ventilated area. Assemble the Tool and inject 3 cc of the recommended oil into Inlet and run Tool to lubricate internal parts. Damaged Reverse Valve Replace Reverse Valve. Refer to Installation of Reverse Valve. Incorrect assembly of motor Disassemble motor and replace worn or broken parts and reassemble. Refer to Assembly of the Motor. Insufficient lubricant in impact mechanism. Broken or worn impact mechanism parts Lubricate impact mechanism through Hammer Case Grease Fitting using the recommended grease. Remove Hammer Case Assembly and examine impact mechanism parts. Replace any worn or broken parts. Impact mechanism not as- Refer to Assembly of Impact Mechanism. sembled correctly. 16