Impact Wrenches Tools Manualhttps://wwwalslibOpen manual CAMPBELL HAUSFELD IMPACT WRENCHES OPERATING View and Download Campbell Hausfeld Impact Wrenches operating instructions manual online. Impact Wrenches. Impact Wrenches Power Tool pdf manual download. Also for: Impact wrenche.[PDF] CAMPBELL OPERATING INSTRUCTIONS HAUSFELD IMPACT DISCONNECT THE IMPACT WRENCH FROM THE AIR SUPPLY BEFORE LUBRICATING. 1. Disconnect the impact wrench from the air supply. 2. Turn the impact wrench upside down. 3. Simultaneously (at the same time), pull the trigger and pour a teaspoon of Campbell Hausfeld oil in the air inlet. Then, push the forward and reverse button in both directions.