Pumps - PT Hydraulics

®Bending ScenarioBoiler Tube MaintenanceBoiler tubes, the pipes that transfer heat to thewater inside a steam power plant, requirefrequent inspection, maintenance and repair.In order to make repairs to tubes deep insidethe boiler, obstructing tubes, closer to theaccess point, must be removed or separated.Removal is seldom practical. Pushing themapart has been a slow process using "comealongs"and blocking. There is a chance, withthis method that the tools will kink or piercethe tubes.Inflatable Jack is insertedbetween tubes• Separate boiler tubes, requiredforce, 40,000 lbs.• Bend each tube as much as 12"• Clearance between tubes is 1"• Boiler tubes can extendvertically over 100'• Accomplish task withoutcollapsing or kinking tubesTubes are gentlyspread when jackis inflated90A90ARev. 3-3-97