28
71
69
68
70
72
Coil replacement
Switch off the electrical power supply and
disconnect the coil lead wires.
71. Undo the retaining nut.
72. Slip the washer, insulating washers and coil
off the solenoid base sub-assembly.
Reassemble in reverse order (see the
CAUTION above).
CAUTION
The solenoid must be fully reassembled
as the housing is part of, and completes
the magnetic circuit.
To service or renew solenoid valve
DP17E
Depressurize the valve and turn off the electrical power supply.
68. Undo the retaining nut and slip the entire solenoid enclosure off the solenoid base and
sub-assembly or plugnut/core tube sub-assembly.
69. Unscrew the bonnet or solenoid base sub-assembly and remove the core spring, core
assembly and body gasket.
All the parts are now accessible for cleaning or replacement. Replace worn or damaged
parts with a complete Spare parts kit (item 'W', pages 30 and 31) for best results.
70. Reassemble in reverse order paying careful attention to exploded views provided.