Igema SMLC2, Installation And Operating Instructions Manual

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16
5.4 Fitting the electrode
It is essential to remove the protective tube for transport before
installation!
If several electrodes are screwed into a flange the probe plugs (2) and the
associated probes should be labelled to prevent confusion!
EL968 and MS015A/B: check separate Installation and Operating instruction
Fixing the electrode extension (9)
Push the electrode extension (9) approx.
30 mm over the electrode shank (8) until
the ø 4.3 mm hole matches the threaded
hole in the electrode shank.
Screw up both parts by means of the
enclosed M4 set screw with AF2 hexagon
socket.
Screwing in the electrode
•
Release screw (1) and pull off electrode plug (2)
•
Clean and check sealing surfaces
•
Insert (new) sealing ring (6)
•
Lubricate thread (7) with heat-resistant solid lubricant
(e.g. graphite).
•
Screw in electrode and tighten, max. tightening
torque Md=140 Nm.
•
Make electrical connection only after installation in
the boiler.
Do not seal thread with PTFE strip or
the like!
When commissioning the boiler, check
the probe screw connection in the
flange for leaks and retighten if
necessary!
Screw
probe plug
Seal
Contact carrier
Threaded ring
Sealing ring
Thread
Electrode shank
Electrode
extension
Danger
Danger
Danger
Caution