Search results

  1. A

    W/B 15/19 heatslave burner nozzle

    Old heatlsave 15/19 (1991 vintage) with B11 burner running on 35 sec gas oil, as was instructed by previous owners of the property. Due to the price difference kero/gasoil I would like to change the burner to run the cheeper fuel.I removed the nozzle and it is marked as follows: 0.6 80 H...
  2. A

    worcester heatslave flow switch problem

    I have just replaced the flowswitch on my heatslave 15/19 with the newer horizontal mounted type, the old one was the vertical mounted type slight modification of pipework required for those that are familiar with the older heatslaves. Problem is that when the cold tap on the sink is switched on...
  3. A

    heatslave 15/19 problem

    previously posted about my boiler pump running all the time, found to be no 3 relay on PCB with burnt out contacts. New board fitted tonight but when dhw is demanded it runs cold until the boiler fires up which could be several minutes. Can I just short out the connectors for the switch to see...
  4. A

    worcester bosch 15/19 problem

    Oil fired,w/b 15/19 aprox 12years old,symptoms are dhw very warm,and rads on when c/h switched off.At night when boiler is off no h/w in the morning usually heatslave 10 gall heatbank tank gives reasonable h/w.It appears that pump is running all the time (instead of a period of pump overun). Is...
  5. A

    worcester heatslave oil pump running pressure

    I have a heatslave 15/19 with a B11 burner using gas oil.The boiler has started locking out,I have connected a press gauge at the pressure port on the nozzle block and the press is initially 105psi when burner fires but decreases to aroud 80psi then lockout occurs when press falls below 75psi...
Back
Top