Hkoenig BW1890 Manuel D'utilisation page 26

A.
CARTRIDGE PIERCED PROBE AND SEAL WASHER
Cartridge pierced probe and seal washer maybe damaged when
wrong usage or other reasons, please replace a new one.
Firstly, pick out the seal washer with a tiny metal stick (Show as
1.
figure 31), and take out Cartridge pierced probe. Be careful not
damage other parts of regulator.
Install a new cartridge pierced probe in the regulator (leave the
2.
sharp end outside toward), and install the seal washer (Show as
figure 32). Don't remove other parts of regulator in the replacing
process.
Figure 31
Warning: Remember press the seal circle with empty cartridge
instead of new cartridge, or will cause hazard.
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Regulator
assembly
Slim metal stick
Cartridge connector
Seal circle
Empty CO2 cartridge
Figure 32
Se
E