Mc-techgroup SP2000H_DIL_BR Operator's manual Uživatelský manuál stáhnout pdf (Strana 31)

Gas sampling and gas conditioning technology 2-1.1.7-ME

Please change the packing as follows:

 Loosen union nut 3 and remove the jet pipe;

 Loosen nut 4 and remove the dilution tube connection;

 Push out the injector with the tool (Pos. 3) from the opposite side (jet pipe);

 Remove the thrust collar from the nozzle;

 Remove the graphite rings;

 Push on the nozzle and the 3 new graphite rings;

 Replace the thrust collar;

 Re-install the injector with the tool. Push it up to block and press it tightly.

W A R N I N G !

The Swagelok

fittings must be carefully tightened to avoid damag-

ing the internal components!

16.3 REMOVING THE BYPASS-T USING OPTION ..B/..BR (180°C VERSION)

For maintenance and cleaning the Bypass-T can be dismantled completely. The figure below shows

the scheme of the Bypass-T.

Injector nozzle

O-ring

Bypass-T

Jet pipe

Union nut 2

Nut 1

Nut 3

Sample gas

Dilution gas

Figure 17 Bypass-T with Injector and o-ring (180°C version)

Dismantle the Bypass-T as follows:

 Remove probe insulating cover (see 16.1);

 Remove all pipe connections on Bypass-T. These are:

- Bypass inlet union nut 1

- union nut 2 (sample outlet side)

- union nut 3 (sample inlet).

 The Bypass-T is now ready for further maintenance and repair.

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Mc-techgroup SP2000H_DIL_BR Operator's manual Uživatelský manuál Strana 31