- Connect the pressure gauge M1 (100 bars) (1500 PSI) to pump C on the test bench by means of pipe H. - Connect outlet E of the pump C on the test bench to the union just disconnected (§13), female part, clutch re-engagement control end, by means of a pipe A and a pipe B. 16, Insert instrument MR 630-55/6 into the hole for the starting handle. Place a torsion wrench F with flexure 0 to 20 mAN (0 to 2 (14.4 Ft. lbs) fitted with