Safety and operating instructions - Crowder Hydraulic Tools

ALF 72D, ALF 72D-1, ALF 67/80D, BMK 62Swww.CrowderSupply.com • Toll Free: 888-883-5144Safety and operating instructionsCrowder Supply Co., Inc. • 8495 Roslyn St., Commerce City, CO 80022 • Toll Free: 888-883-5144 • www.CrowderSupply.comWorking principle of a pusherlegFunctionThe feeding movement of the pusher leg ispowered by compressed air, which is directedto the lower side of the piston and pushes thepiston out of the cylinder. For automatic return(not BMK 62S) of the piston rod into the cylinder,compressed air is directed to the upper side of thepiston.ALF 72DALF 72D-1BMK 62S1.2..4.5.6.7.8.Feed control knobValve pinHose nipple (12,5 mm)Feed cylinderPiston rodHandleSpike with supportWarning labelPreparations before starting1. Check the drilling equipmentCheck that all of the drilling equipment is in goodworking order.Make sure that the air inlet port is free fromobstruction.Ensure that the fittings are tight and leak-proof.WarningAlways check for damaged or loose hoses andfittings before operation. Whipping hoses cancause serious injury.2. Blow through the air hoseEvery day, before to using the drill, blow throughthe air hose to clear it of accumulated dirt andmoisture.3. Fill the lubricator with oilNote! Check that the chuck and drill-steel shankare always covered with a film of oil.© 2006 Atlas Copco Construction Tools AB | No. 9800 0680 71 | 2006-11-2011