Manuals Brands Harbor Freight Tools Lubrication Harbor Freight Tools Lubrication Manuals ProdManuals has more than 13 Harbor Freight Tools Lubrication manual(s) covering 13 model(s). 1 2 3 5 6 7 B D L M O Models Document Type 1 12Volt Diesel Transfer Pump 2 20Gal Oil Drain Tank 20 gal. Portable Oil Lift Drain 3 3 Oz. Mini Grease Gun with Cartridge 5 5 Gal Oil Drain Dolly 5 Gal.Oil Pump 6 6.25 gal. Oil Extractor 7 7 Piece Lube Accessory Kit B Barrel Pump D Dual Direction Diesel Barrel Pump L Lever Action Grease Gun M Multi_Use Transfer Pump O Oil Suction Gun