Agilent DS42 Inverter X3700-6000 Vacuum pump + Oil Exhaust Filter vakuum pumpe

Used Agilent DS42 Inverter X3700-6000 Vacuum pump + Oil Exhaust Filter. The unit powers up (blinking green light) but the motor does not engaged- based on the info from web site the " Pump operation is interlocked through the P1 connector.Pins 4 and 5. and Pins 8 and 9. must be connected together to enable operation" The prewired connector is missing- will sell as-is- no return. no refund. Lot C5bot