31Bentone
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Component list Oil pump
1. Pressure regulator kit 5 - 25 bars
2. Shaft seal kit (lip seal + protective cone)
3. By-pass plug
4. G 1/4 gasket
5. G 1/4 steel plug
6. Filter
7. Cover gasket
8. Cover gaskets + fi lter
9. Pressure gauge port or vacuum gauge
port screw, O-ring
10. Coil
11. Tube assy
!
If the burner is directly connected, ensure that all
components on the burner are without power.
7.1.4 Replacing the solenoid valve (pump)
Removal and installation
1. Make sure the power to the burner is switched off.
2. Disconnect the solenoid valves’ electrical cables.
3. Loosen the nut holding the magnet terminal.
4. Loosen the screws securing the valve’s mounting plate.
5. Remove the valve.
6. Check to ensure the correct valve is in place (there are two versions –
NC and NO).
7. Install the new valve and refi t the other parts in the reverse order.
8. Check functionality.
7.1.5 Replacing the gasket seal (pump)
Removal and installation
1. Disconnect hoses, oil pipes, and electrical cables.
2. Loosen the pump (screw J).
3. Loosen the gasket seal’s locking rings.
4. Remove the old gasket seal (2).
5. Install the new gasket seal.
6. Connect hoses, oil pipes, and electrical cables.
7. Test run and check seals.
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